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9 classes
a system for pressurizing transmission control elements includes an accumulator for containing pressurized fluid , first and second check valves , a booster valve supplied with accumulator pressure , and an actuator that causes the booster valve to open a fluidic connection between the accumulator and the control eleme...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
a flooring structure comprising an exothermic body for heating purposes laid in a space provided under a floor , and a heat accumulating material having viscoelastic and / or elastic properties and capable of retaining water therein , which is filled into the space , and a method of constructing the floor structure are...
8General tagging of new or cross-sectional technology
a system for the water tight sealing of an electrical service cable to a receptacle box wherein a cap having a top with an under sized opening therethrough for the receipt of the cable is molded from a high modulus thermosetting rubber - like material which exhibits a high degree of elastic memory which assures the con...
7Electricity
a method of routing calls through a network includes : receiving an incoming call at a signaling transfer point ; transferring information related to the incoming call to a routing engine by decoding isup signaling information related to the incoming call ; determining an optimized route based at least in part on the t...
7Electricity
a locking mechanism for hydraulically actuated devices is disclosed herein . the mechanism includes a slotted lock shaft coaxially mounted with respect to a piston assembly , the piston assembly being disposed in a hydraulic cylinder . the lock shaft has end faces or shoulders which engage a portion of a shaft associat...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
a durable on - column tunneled frit was developed for use in nanoflow uplc systems . the frit was tunneled during sol - gel reaction . the tunneled - frit fabrication process is easy and reproducible in terms of back pressure and durability . this design creates low backpressure with high liquid flow , which is suitabl...
1Performing Operations; Transporting
a composite board includes a first board having a first grain , a second board having a second grain , and a mediate board securely sandwiched between the first board and the second board . the mediate board has a grain perpendicular to the first grain and the second grain such that deformation of the composite board i...
1Performing Operations; Transporting
a fluid shear coupling apparatus including a driving member comprising a rotor mounted to a shaft . a driven member including a bearing housing is mounted to the shaft . a complementary surface between the driven member and the driving member is provided between which a shear fluid provides variable coupling according ...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
a calculation device for use in a vehicle , having a housing and having a first planar display , disposed in the housing , for direct readout of information in the planar display , and having a second projection unit , disposed in the housing , for generating a virtual image , in particular on a windshield of the vehic...
6Physics
a head drum assembly comprises a stationary drum , a rotary drum , and a self - compensating dynamic balancer . the stationary drum is fixed to a shaft , and the rotary drum is rotatably mounted to the shaft so that it faces the stationary drum . the rotary drum supports a magnetic head . the self - compensating dynami...
6Physics
the present invention concerns a device and a method for the rapid detection of a low molecular substance in a liquid flow .
1Performing Operations; Transporting
an attachment system to fasten a power system to a frame of a loader is discussed . the frame has a proximal end , a distal end , and first and second opposing sides . the power system has an engine , and an arrangement of one or more hydraulic pumps attached to the engine . the attachment system has first and second c...
8General tagging of new or cross-sectional technology
an evaporating process that alternate between different modes of operation , according to the characteristics of the product handled ; the product is either force fed into the tube nest , or cascaded through it in a free - falling film .
8General tagging of new or cross-sectional technology
the invention relates to a process for solution - phase synthesis of d - arginyl - 2 , 6 - dimethyl - l - tyrosyl - l - lysyl - l - phenylalaninamide , an active ingredient used for both common and rare diseases including a mitochondrial targeted therapy for ischemia reperfusion injury .
2Chemistry; Metallurgy
a method and apparatus for modulating light , wherein a light source provides light of a certain wavelength to be modulated by a layer of superconducting material which forms part of a specifically configured plate assembly . the superconducting layer is placed in the optical path of the light source . further the supe...
8General tagging of new or cross-sectional technology
a method and apparatus for verification of a voucher after printing by a gaming printer . a human readable validation character string is received by a printer controller for printing on a voucher . a scanned validation character string is read from the voucher using an optical recognition process as the voucher is bei...
8General tagging of new or cross-sectional technology
a method for raising a demagnetization temperature of a permanent magnet is disclosed . the method provides a ferromagnetic arrangement around the magnet to increase demagnetization thresholds for the duration of soldering , or any other process requiring high temperatures . using the method disclosed , it is possible ...
1Performing Operations; Transporting
embodiments are directed to eluting coils having a relaxed coiled state and a straightened state that may be deployed at a fixed location within a patient &# 39 ; s body and may accurately dispense and distribute fluids and or dissolvable substances at site specific locations of the body . some embodiments of eluting e...
0Human Necessities
a method of printing image information on a receiving material , two sides of which are provided with a binding portion for collecting a plurality of receiving materials into a booklet , the image information of at least two images being printed next to one another on the receiving material such that the images situate...
7Electricity
lipases are immobilized by entrapment in silicon - containing matrices obtained by hydrolysis of alkoxy - silicon compounds in the presence of a catalyst and additives such as proteins , polyhydroxy compounds , insoluble organic polymers and / or insoluble inorganic compounds . the entrapped lipase may be used for trea...
2Chemistry; Metallurgy
a new biodegradable polymer composed by polylactic acid and vitamin e is disclosedα . this polymer shows a high degree of haemocompatibility compared to the original polymer and is a good candidate as coating material of different biomaterials .
0Human Necessities
a waiting tray is provided at some midpoint of a conveying path , and a sheet is caused to be in a waiting state when a post - process is required . before performing the post - process , a processing tray receives the sheet conveyed from the waiting tray and the sheet conveyed from a conveying path without passing thr...
1Performing Operations; Transporting
method for etching organic low - k dielectric using ammonia , nh3 , as an active etchant . processes using ammonia results in at least double the etch rate of organic low - k dielectric materials than processes using n2 / h2 chemistries , at similar process conditions . the difference is due to the much lower ionizatio...
7Electricity
an air dryer comprises an annular filter element and a desiccant container in a housing , the end faces of the filter element being closed by end plate - type elements . the desiccant container forms at least one end plate - type element .
1Performing Operations; Transporting
a game wherein characters are defined to form a data pool . each character in the data pool is related to and distinguished from the other characters in the data pool by a geographic location data . the data preferably includes actual information such as geographic information , city , country , maps , house plans etc ...
0Human Necessities
a method of finishing a workpiece is disclosed . the method includes the use of a container , preferably a drag finishing machine to displace a workpiece or part about a substantially vertically oriented axis . the workpiece is immersed in a media and an abrasive that adheres to the media via surface tension of a liqui...
1Performing Operations; Transporting
the invention provides a fully human anti - her2 monoclonal antibody , which has an amino acid sequence of heavy chain variable region as shown in seq id no : 6 and an amino acid sequence of light chain variable region as shown in seq id no : 8 . the invention also discloses the nucleotide sequence encoding the antibod...
2Chemistry; Metallurgy
the present invention allows a mobile station to receive a command entered by a user for selecting among a plurality of possible values for an authentication key stored in its memory , including a default value , a random value and a custom value for the a - key . in response to the command , the mobile station can set...
7Electricity
this invention relates to novel sulfonamides , agriculturally suitable compositions containing them and their method - of - use as selective pre - emergent or post - emergent herbicides .
2Chemistry; Metallurgy
a matrix panel display apparatus includes plural signal lines and plural scanning lines intersecting each other and , near each intersection point , a picture element including a picture element electrode , a counter electrode , a display medium disposed between the picture element electrode and the counter electrode ,...
6Physics
an adjustable awning structure which can be assembled for use or disassembled for shipping and storage has two sides . the size of one or both sides of the canvas can be adjusted . the supporting angle of one or both sides of the canavas can also be adjusted . after being disassembled , the whole structure can be reduc...
4Fixed Constructions
a lamp protection circuit for smaller gas discharge lamps and for compact fluorescent lamps powered by a ballast . the circuit protects against several lamp failure modes that can cause overheating and cracking of the lamp . power levels in the lamp are sensed and when a level is exceeded , a control signal is generate...
8General tagging of new or cross-sectional technology
an anchor device and system for coupling soft tissue to osseous tissue includes a stopper member that supports a loop of suture material . a fixing member includes features that allow it to be rigidly coupled to surrounding bone and thus hold the stopper member in a cavity within the bone . the loop of suture material ...
0Human Necessities
a punch press is utilized for rapidly embossing ceiling tile . the embossing plate in the press is backed up with a high output heater to assist in the embossing operation .
1Performing Operations; Transporting
a method for producing a field effect transistor , in which a plurality of layers are in each case deposited , planarized and etched back , in particular a gate electrode layer , is disclosed . this method allows the manufacturing of transistors having outstanding electrical properties and having outstanding reproducib...
7Electricity
an optical rotary encoder uses polarization difference imaging techniques to calculate an angle of orientation of a rotatable member . the optical rotary encoder includes a light source , a polarization sensor that has a polarizer and image sensing structure , and a polarizer disk fixed between to the rotatable and int...
6Physics
an ignition device for an internal combustion engine including : a dc power source ; a convertor for raising the voltage of the dc power source to a predetermined voltage ; a charge storing device arranged to be charged with the output from the convertor ; an ignition coil ; an ignition signal generator for generating ...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
the present invention relates to methods and systems for monitoring the effectiveness of diabetes treatment . methods and systems in accordance with the present invention provide information relating to variability of glucose levels and hypoglycemia and hyperglycemia . such information is based on time - stamped blood ...
6Physics
alloy compositions include mn alloys that combine mn with one element selected from ga , in , ni and zn . also included are fe alloys and co alloys in which fe or co are combined with either pt or pd . the alloy compositions form ordered compounds having l1 0 or l1 2 type crystalline structures within specified composi...
2Chemistry; Metallurgy
a coil device may be capable of varying the gap of a coil so that several devices may be wirelessly charged simultaneously or a single device may be wirelessly charged with concentrated power . the coil device may include : a case having a reception space and varying a charging area upon a user &# 39 ; s selection ; an...
7Electricity
a c - shaped innerframe is preformed and then applied to a preformed cigarette bundle as part of a cigarette packing operation . the preformed innerframe first contacts the bundle with the back of the c in contact with the front surface of the bundle , and with the arms of the c adjacent the sides of the bundle and pro...
1Performing Operations; Transporting
a method of protecting a bond layer in a substrate support adapted for use in a plasma processing system . the method includes the steps of attaching an upper member of a substrate support to a lower member of a substrate support with a bonding material . an adhesive is applied to an outer periphery of the upper member...
7Electricity
a solid state memory unit and method for protecting a solid state memory having a microprocessor are disclosed . the method may include receiving user - input requests for access to blocks of the solid state memory , the blocks of the solid state memory storing ordered virtual files . the user - input requests may have...
6Physics
to increase the solubility of acidic medicines a high concentration solvent system to be encapsulated comprises a ) 10 - 80 % by weight acidic medicine , b ) 0 . 1 - 1 . 0 mole hydroxide ions for one mole equivalent of said medicine , and c ) 1 - 20 % by weight water . included in polyoxyethylene sorbitan fatty acid es...
8General tagging of new or cross-sectional technology
a methodology and system is disclosed which addresses outstanding needs of refiners to process cheaper crudes or blends of crudes . this method and system comprises a number of steps , including characterizing the impact of various constituents in the crude which result in fouling of heat exchangers ; estimating model ...
6Physics
the method of inspecting a degraded area of a metal structure covered by a composite repair generally comprises operating a compton scattering inspection device onto the degraded area , including emitting a beam of radiation particles directed towards and across the composite repair , detecting at least some backscatte...
6Physics
a lubricating oil supply system for internal combustion engine includes an oil reservoir and oil pump connected with a lubrication distribution network including a pressure controller which selectively controls the pressure within the distribution network to at least one pressure value that is less than the maximum pre...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
a wheel for use with a bicycle includes a hub for mounting the wheel to a bicycle . the wheel includes a rim about which a tire is mountable and a plurality of spokes that extend between the hub and the rim . the rim and / or one or more of the spokes have a leading and / or trailing edge , at least part of which has a...
1Performing Operations; Transporting
a commercial vehicle wheel with valve emerging outside the wheel disk and having a safety element on the outside of the rim , the safety element consisting of a cylindrical wall of axial width p , so that , φ being the standard diameter of the wheel , there is the relationship : 10 ≦ p / φ × 1000 ≦ 35 .
1Performing Operations; Transporting
the invention relates to an output controller for an engine control for an engine system comprising an internal combustion engine and in electric generator coupled to the internal combustion engine ; a computer device which is designed to receive a mechanical target output for the engine system and a maximally permissi...
1Performing Operations; Transporting
a method of charging a battery pack is provided . the method includes : electronically connecting a battery pack to a charger ; detecting information regarding the battery pack ; determining an appropriate charging regime based on the detected information ; and applying the charging regime to the battery pack . a batte...
7Electricity
a financial institution can provide financial services to a plurality of remote devices , such as personal computers , personal data assistants , screen phones , automatic teller machines , external service providers , and internally to staff terminals and individual branches . by separating the components of the syste...
6Physics
the prepay telecommunications system includes a prepay call management platform which is directly coupled to a telecommunications carrier switch . a customer database is coupled to the prepay call management platform for storing prepay customer data , and a plurality of customer interface facilities are provided for ac...
7Electricity
an intravascular pump and balloon catheter assembly is shown . the assembly includes a primary catheter having a balloon provided thereon and an intravascular pump provided therein . the pump is adapted to generate a pressure differential between the inlet of the catheter and the outlet . with this structure , fluid is...
0Human Necessities
invention provides novel rotavirus vaccine compositions comprising rotavirus antigens , stabilizers and buffers . the buffers in the invention are pre - mixed in the rotavirus vaccine compositions to neutralize the high acidic ph of the stomach without requiring separate administration of an antacid before vaccine admi...
0Human Necessities
leaky bucket state machines police packets and throttle packets of a stream or streams that are flowing from hosts towards the processor of a switch or router of a network . the throttling is performed by measuring and analyzing the actual flow rate of the streams &# 39 ; packets . the actual flow rate is compared to a...
7Electricity
the image data processing apparatus includes a position adjusting means for adjusting a paste - in position in pasting a secondary image in a primary image , an image data editing means for editing the image of a third image resulted by the pasting of the secondary image in the primary image , an image data compressing...
6Physics
the present invention relates to a method of treating cellular proliferative diseases , in particular cancer , which comprises administering a modulator of the activity of the mitotic kinesin ksp , wherein the activity of the ksp modulator is dependent on the presence of microtubules . it is believed that the ksp modul...
6Physics
a fuel cell system enables time required for purging to be reduced without a major increase in discharge gas concentration at a time of purging . it comprises a fuel cell ; a fuel gas supply path for supplying the fuel gas to an anode ; an oxidizing gas supply path for supplying an oxidizing gas to a cathode ; a fuel g...
7Electricity
an atomizer and an electronic cigarette . the electronic cigarette includes an electronic cigarette body . sequentially provided on the electronic cigarette body are a mouthpiece cover , an atomizing component , and a battery component . the mouthpiece cover covers an end surface of the atomizing component . provided w...
7Electricity
an inflatable penile prosthesis includes an implantable pump having a bypass valve . the bypass valve includes a cavity having a valve seat at a port , a poppet and a spring . the poppet includes a valve member and a stem extending from the valve member . in operation , the poppet includes a sealing position , where th...
0Human Necessities
pipeline lengthening in functional units likely to be involved in a writeback conflict is implemented to avoid conflicts . logic circuitry is provided for comparing the depths of two concurrently executing execution unit pipelines to determine if a conflict will develop . when it appears that two execution units will a...
6Physics
an efficient method for storing relational data in a memory space uses b tree and b + tree structures to store data for a database where non - identical values are stored in a string buffer and pointers to the string buffer are stored in a table buffer , and where identical data is stored only once , and each instance ...
6Physics
a nozzle particularly adapted for use in connection with mist oil lubricating units removes the mist oil from the carrier gas , collects the removed oil , and reintroduces it into the interior of the carrier gas flow such that it may be carried in the form of a series of uniformly sized drops to a target to be lubricat...
1Performing Operations; Transporting
an arrangement for aligning a semiconductor process tool to a track system , and a method which facilitates the calibration and alignment between a previously installed overhead transport system in a fabrication facility or plant for semiconductor wafers or integrated circuit components , and a plurality of load ports ...
7Electricity
a contaminated water disinfectant and method including a quantity of substantially dry soluble alkali metal ferrate particles . a porous sealed packet contains the particles in a quantity sufficient to disinfect a predetermined quantity of contaminated water by oxygenation . a quantity of substantially dry insoluble in...
2Chemistry; Metallurgy
an apparatus for arraying parts on respective trays therefor comprises a tray - stocking device for receiving empty trays from a conveyor and maintaining a stock of the empty trays from which the latter are individually lifted by a first elevator to a conveying line extending above the tray - stocking device past a tra...
1Performing Operations; Transporting
self - contained solar - powered long - life intelligent illuminated road markers are provided comprising a one - piece housing formed of optionally colored plastic capable of transmitting light . light is reflected by reflective coating or generated internally by led which is powered by a long life battery , the charg...
4Fixed Constructions
an electrosurgery medical device is enhanced with unique solution - assistance , and comprises , in combination , co - operating device jaws including jaw portions for manipulating tissue , and a plurality of solution infusion openings defined and spaced along each of the jaw portions , for receiving electrolytic solut...
0Human Necessities
the embodied invention is a large , horizontal sunshade with vertical shading curtains around the perimeter that is securely attached to the roof of a vehicle . the attachment means comprises a semi - permanent magnetic vehicle mount assembly that is attached to the vehicle roof and a matching snap ring that secures th...
1Performing Operations; Transporting
a defensively orientated target assembly or apparatus comprising a main target capable of receiving projectiles and subtargets which when struck act to dislodge projectiles previously situated in strategic positions within the main or primary target . an offensive score is accomplished by landing the projectile within ...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
a tire sensor that communicates to a remote interrogator in one of two modes depending on the nature of the interrogation . the interrogator may be distributed throughout a vehicle if needed for design options . further , the interrogator only interrogates the transponder when the interrogator has reason to believe tha...
1Performing Operations; Transporting
a method , product and system are disclosed for generating and facilitating user navigation among one or more investment maps and corresponding scorecards generated using stored data associated with performance metrics of a several information technology projects .
8General tagging of new or cross-sectional technology
a multi mode ion implantation system , which operates in both an arc discharge mode of operation and a non arc discharge mode of operation , is described . the multi mode ion implantation system may consist of dual ionization volumes forming two ion sources , an arc discharge source and a non arc discharge source , in ...
7Electricity
this invention is a system and method that provides for the total integration and processing of all possible incoming message types into a single unit at one location . this invention also provides a system to automatically route messages based upon the preferences of the party who received the message . responses to m...
6Physics
a resettable device is provided for supporting an object , sensing when an environment reaches a critical temperature and releasing the object when the critical temperature is reached . it includes a flexible container having a material inside with a melting point at the critical temperature . the object &# 39 ; s weig...
6Physics
a current - compensated current sensor for hysteresis - dependent and temperature - dependent measurement of even relatively large currents at different frequencies , includes a soft - magnetic magnet core having a flat magnetization loop . the sensor thus also permits rapid changes in a primary current to be measured ...
7Electricity
a retractable , automatic , on / off flashlight system includes a retriever having a retriever spring and a line to be retracted by the retriever spring into the retriever in a retraction direction . a flashlight has a light source , a power source and a switch connected in a circuit . the switch has an actuator connec...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
a screwdriver of the present invention is designed for use with power tools . the screwdriver provides an automatic disengagement mechanism to prevent excess penetration of the screw into a work surface . the screwdriver has a housing enclosing the motor and a bracing member inserted into the housing , in which the bra...
1Performing Operations; Transporting
a protective assembly for electronic components . the protective assembly has a chassis and a removable cover . the removable cover is secured to the chassis by a latch and a catch . the catch is biased by a spring to a first position . the latch slidingly engages the catch to displace the catch during the installation...
8General tagging of new or cross-sectional technology
a method of speech recognition including receiving speech signals into a front - end processor and storing at least some resources used for speech recognition in a network - attached server . the front - end processor is coupled to the network - attached server to perform the speech recognition .
6Physics
a special receptacle which mounts on a user &# 39 ; s wrist for holding and displaying visual aids as used by ice skaters .
0Human Necessities
the invention features an output driver for integrated circuits that includes a driver that has a data input connected to the integrated circuit , a data output connected to a transmission line leading to the external circuit , and impedance adjusting means for adjusting the output impedance of the driver circuit accor...
7Electricity
body fluid testing device for analyzing a body fluid comprises a test media tape adapted to collect the body fluid . the test media tape comprises a tape and test media portions . a free tape portion without test medium is located between successive test media portions . the testing device further comprises a supply po...
0Human Necessities
the present invention relates to an electrolyzer for producing sodium hypochlorite by electrolyzing brine such as salt water or seawater and the like , and more specifically to a horizontal non - membrane type electrolyzer of a new structure which can maintain a constant interval among electrode plates without using a ...
2Chemistry; Metallurgy
a bicycle antitheft device includes an antitheft mechanism switchable between an antitheft state and a release state , wherein the antitheft mechanism includes a first member that moves relative to a second member to move the bicycle forward and backward . a movement controlling mechanism hinders the first member from ...
1Performing Operations; Transporting
a method is provided for beam shaping in a radio communication system having subscriber stations and a base station , and an antenna device with a number of antenna elements that emit a downlink signal weighted with a coefficient of an actual weighting vector to a subscriber station , the actual weighting vector being ...
7Electricity
a method for formulating a glucose oxidase enzyme with peroxide resistant properties and a glucose oxidase enzyme formulated by the method . the enzyme formulation method results in a glucose oxidase enzyme with improve resistance to peroxide , and therefore , with improved resistance to oxidative inactivation . the me...
2Chemistry; Metallurgy
the present invention is directed to an apparatus for carrying in - line skates . the in - line skates have blades that include at least two adjacent wheels . the apparatus comprises a base member having a front , back and bottom . the base member defines first and second slots , each open to the bottom and extending f...
0Human Necessities
a filament having excellent incision resistance includes as a primary component a polyethylene filament having a weight - average molecular weight of 300 , 000 or less and a ratio of a weight - average molecular weight to a number - average molecular weight of 4 . 0 or less as determined in the state of a filament as w...
8General tagging of new or cross-sectional technology
lift / suspension system for vertical and azimuthal support for display or use of computer monitors , keyboards or other equipment , which can be economically manufactured and assembled from common component parts for utilization in either a lift mode or a suspension mode . a gas spring provides for support of the syst...
8General tagging of new or cross-sectional technology
a switchable antenna includes a substrate , a first antenna element , a second antenna element , a first switch element , a second switch element , a first radiating portion on an upper surface of the substrate including a first center , a first bend section and a second bend section , and a second radiating portion on...
7Electricity
a data processing system for the compression and decompression of data using differential pulse code modulation , and optimized for fast execution using a parallel processing dsp such as the texas instruments tms320c8x family . decompression is speeded up over the methods known in the art by combining the vlc codes and...
7Electricity
methods and apparatus are provided for predicting ice formation on and shedding from blades of an air cycle machine turbine . the method comprises generating operational condition data representative of acm turbine operating conditions using a software model of the acm , determining an amount of ice formation on the bl...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
the aim of the present invention consists of reducing the switching time from one reception channel to another . in fact , this reduction will be particularly discernable since the number of different rights stored in a security module of a multimedia unit or decoder is high . when a user selects a service among those ...
6Physics
an object of the present invention is to provide an image forming apparatus which can achieve reduction in printing time , suppression of developer consumption , and implementation of silence . an image forming apparatus capable of forming a color image on an image carrier with use of developers of a plurality of diffe...
6Physics
methods , apparatus , and systems for generating and verifying one time passwords in connection with a risk assessment are disclosed . the risk assessment may comprise a client - side risk assessment . the risk assessment may also comprise a server - side risk assessment .
7Electricity
a fitting for connecting tubular assemblies according to an exemplary aspect of the present disclosure includes , among other things , a base member defining a first bore configured to receive a tube therein . a retaining band defines a second bore for receiving a portion of the base member . the retaining band defines...
5Mechanical Engineering; Lightning; Heating; Weapons; Blasting
a physio - ball including a shell and a support member attached to the shell . the support member is sufficiently rigid so as to support at least a portion of a user &# 39 ; s body when the portion of the user &# 39 ; s body is in contact with the support member .
0Human Necessities
floor care apparatus is disclosed wherein a powered brush assembly having a multiplicity of rotary brushes is suspended within the apparatus such that the brush assembly floats freely upon the surface being cleaned without supporting any of the machine &# 39 ; s weight . the rotary brushes are generally configured as s...
0Human Necessities