Patents for A47L 5 - Structural features of suction cleaners (10,589)
11/1992
11/19/1992EP0514209A1 Air-floated wheeled apparatus
11/17/1992US5163985 Movable industrial dust collector
11/11/1992CN2121196U Pocket dust catcher
11/04/1992CN2120540U Multi-function cleaner
11/03/1992US5160356 Vacuum cleaning apparatus
10/1992
10/29/1992WO1992018045A1 Devices for vacuum cleaner
10/28/1992EP0510597A1 Electric vacuum cleaner
10/27/1992US5158583 Installation for the remote cleaning by degradation of a surface in a hostile medium with waste recovery and treatment
10/27/1992CA1309214C Portable blower
10/22/1992DE4112635A1 Vacuum cleaner access lid for dust-bag - uses two coulisse-type hinges per side, recessed into cleaner casing
10/22/1992DE4112634A1 Vacuum cleaner with coulisse-type hinge access lid - uses tray hinged below dust-bag access lid for storing ancillary components
10/20/1992US5156520 Linkage system for loading machines
10/19/1992CA2066063A1 Horizontal canister vacuum
10/15/1992WO1992017106A1 Improved domestic centralized vacuum cleaner systems
10/15/1992WO1992017105A1 Improved hydraulic valve
10/13/1992US5153965 Vacuum cleaner with disposable filter, hose and nozzle
10/07/1992CN1065001A Vacuum belt drive train
10/06/1992US5152028 Upright vacuum cleaner
09/1992
09/30/1992CN2117117U Miniature electromagnetic cleaner
09/20/1992CA2053991A1 Vacuum cleaning tool with adjustable intake air flow
09/08/1992US5144716 Electric cleaner, method for producing same and mount base and bumper for electric cleaner
09/08/1992US5144714 Vacuum cleaner
09/05/1992CA2037469A1 No filter, liquid filtering vacuum cleaner
09/02/1992CN2114403U Multi-purpose device for suction cleaner
08/1992
08/25/1992US5141541 Jack top receiver for a vacuum waste removal system
08/16/1992WO1992014393A1 Vacuum belt drive train
08/16/1992CA2080235A1 Vacuum belt drive train
08/13/1992DE4124366A1 Dust and dry dust collection by turbulent suction - directing compressed air jets downwards at angle to surface from which dirt is dislodged e.g. carpet
08/11/1992US5137156 Hose and tool rack
08/11/1992US5136747 Protective shield for a cleaning apparatus
08/05/1992CA2059966A1 Cleaning device for cleaning carpets
08/04/1992US5134752 Vacuum cleaner
08/04/1992US5134751 Hand-held vacuum cleaner
08/04/1992US5134750 Cleaner with conversion valve arrangement
08/04/1992US5134749 Vacuum cleaner
07/1992
07/29/1992EP0217834B1 Surface cleaning appliance
07/29/1992CN2111089U Body-building dust catcher
07/28/1992US5133105 "V" filter cleaning lance
07/21/1992US5131114 Vacuum cleaner
07/16/1992DE4100858A1 Vacuum cleaner with blower unit - has blower in inner housing capsule located in outer capsule, leaving flow space, and free space between outer capsule and housing
07/14/1992US5129957 Method for cleaning sewers
07/14/1992US5129128 Vacuum cleaner
07/14/1992US5129125 Cleaning machine
07/14/1992US5129124 Cleaning machine
07/08/1992EP0493930A2 Hand-held vacuum cleaner
07/08/1992EP0493929A1 Hand-held vacuum cleaner
07/08/1992EP0493654A1 Portable electric blower
07/05/1992CA2057146A1 Hand-held vacuum cleaner
07/01/1992EP0493282A1 Flexible suction device for the automatic cleaning of entire vehicles
06/1992
06/30/1992US5125127 Holding device on an electrical vacuum cleaner
06/30/1992US5125125 Central suction cleaning installation with water flushing and double rinsing
06/16/1992CA1303306C Vacuum cleaner
06/02/1992CA1302025C Radial cooling fan for vacuum cleaner motor
05/1992
05/27/1992DE4112266C1 Insect exhauster with piston in pump cylinder - has suction pipe with valve flap, opening in blow-out sense on air expelling from pump cylinder
05/26/1992US5115538 Vacuum cleaners
05/26/1992US5115537 Vacuum cleaner
05/20/1992EP0433285A4 Asbestos removal method and system
05/20/1992CN2104624U Road duster
05/19/1992US5114189 Suction box
05/19/1992CA1300830C Vacuum cleaner having an integral tool holder
05/19/1992CA1300828C Portable blower/vacuum system
05/19/1992CA1300825C Pipe system for central suction cleaning installation and process for theproduction of a tube usable in such a pipe system
05/14/1992WO1992007499A1 Improved carpet cleaning machine with pattern-oriented vacuum nozzle
05/13/1992EP0484828A1 Floor nozzle for vacuum cleaner
05/13/1992CN2103981U Cleaning unit for textile mill
05/12/1992US5111841 Central vacuum system wall valve
05/05/1992US5110266 Electric blower having improved return passage for discharged air flow
05/05/1992CA1299827C Portable vacuum cleaner
04/1992
04/29/1992CN2102711U Electronic dust remover
04/28/1992US5107567 Stick type vacuum cleaner with a dirt cup secured by a finger-operated latch
04/23/1992DE4032753A1 Bristle or brush strip for all types of vacuum cleaner - is endless or part strip fixed or movable around outer edge of suction housing of vacuum cleaner
04/22/1992CN2102086U Electric dust suction brush
04/21/1992US5105505 Hand-held vacuum cleaner
04/21/1992US5105504 Apparatus and method for opening drains
04/21/1992US5105497 Preventing crumbs from scattering
04/09/1992DE4031123A1 Central unit for central vacuum cleaner - comprises body, vacuum and filter units, dust container, sepn. chamber, and suction and blow-out lines
04/07/1992US5102435 Vacuum suction machine with high efficiency filter and operating interlock
04/07/1992US5101534 Suction nozzle with rotary brush for vacuum cleaner
04/02/1992DE4042371A1 Battery-operated vacuum cleaner - has removable dust bag within dust collection space between air inlet duct and suction fan
04/02/1992DE4030347A1 Small accumulator operated vacuum cleaner - has extended housing consisting of rear housing part for motor fan and accumulators
03/1992
03/31/1992US5099545 Vacuum cleaner including a squeegee
03/17/1992US5096337 Device for handling loose fill foam packing
03/11/1992EP0284622B1 A method for controlling a vacuum cleaner or a central vacuum cleaner
03/11/1992CN2098251U Dusting device
03/10/1992US5093956 Snap-together housing
03/10/1992US5093955 Combined sweeper and scrubber
03/05/1992WO1992003690A1 Air-floated apparatus
03/04/1992EP0473382A1 Combined sweeper and scrubber
03/03/1992US5092913 Multicompartment; efficiency
03/03/1992US5092015 Hand-held vacuum cleaner with attachment connector
02/1992
02/25/1992US5090083 Wide area carpet vacuum cleaner
02/18/1992US5089037 Industrial vacuum cleaning apparatus
02/18/1992US5088860 Process and apparatus for selectively gathering lightweight low density objects
02/12/1992EP0470240A1 Vacuum cleaning device.
02/12/1992CN1058526A Cleaning device of vacuum cleaner
02/11/1992US5086539 Carpet cleaning machine with pattern-oriented vacuum nozzle
02/11/1992US5086538 Incremental foot operated height adjuster for upright vacuum cleaner
02/11/1992US5086537 Compact extractor
02/11/1992US5086536 Convertible vacuum cleaner
02/04/1992US5084937 Eraser crumb cleaner