| Patents for A47L 9 - Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners (27,038) |
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| 01/09/1979 | US4133971 Hand grip mounted switch and strain relief |
| 01/02/1979 | US4132576 Method of making polymeric flexible hose construction |
| 01/02/1979 | CA1045315A1 Accessory for use with vacuum cleaners or vacuum cleaning conduits |
| 12/26/1978 | CA1044861A1 Brush mount |
| 11/14/1978 | US4125219 Bag for vacuum cleaners |
| 11/14/1978 | US4124916 Vacuum cleaner condition indicator and safety device |
| 10/24/1978 | US4121915 Vacuum cleaning apparatus |
| 10/10/1978 | US4119414 Filter bag construction for a vacuum cleaner and method of operation |
| 10/03/1978 | US4118208 Discharge means for canister vacuum cleaner |
| 09/26/1978 | US4116648 Multi-layer filter dust bag for a vacuum cleaner |
| 09/26/1978 | US4116156 Maintenance alarm actuator |
| 09/19/1978 | US4114927 Tube coupling for vacuum cleaners |
| 09/19/1978 | US4114557 Particle monitoring system |
| 09/19/1978 | CA1038565A1 Nozzle with edge cleaning |
| 09/05/1978 | CA1037883A1 Vacuum cleaner hose assembly and apparatus and method used in making same |
| 08/29/1978 | US4109342 Vacuum cleaner with bare floor cleaning brush |
| 08/29/1978 | CA1037513A1 Hose coupling for a suction cleaner |
| 08/29/1978 | CA1037390A1 Electric cleaner |
| 08/15/1978 | US4106165 Retractable cord guiding and locking devices |
| 08/08/1978 | US4105420 Canister vacuum cleaner with transparent lid |
| 07/18/1978 | US4101644 Process for the preparation of calcium superoxide |
| 07/18/1978 | US4100878 Vacuum cleaner dust container filling indicator device |
| 07/18/1978 | US4100644 Vacuum cleaner nozzle with rotatable comb-shaped part |
| 07/11/1978 | US4099940 Impulse filter cleaner |
| 07/11/1978 | US4099861 Contamination sensor |
| 07/11/1978 | US4099744 Snap-in swivel end fitting |
| 07/11/1978 | US4099291 Vacuum cleaner having magnetic drive for agitator brush |
| 06/13/1978 | USRE29666 Electrical contact terminal having improved wire-receiving slot |
| 06/13/1978 | US4094535 Conductive hose and ends |
| 06/13/1978 | US4094033 Cleaning device |
| 05/30/1978 | US4091496 Vacuum cleaner nozzle |
| 05/09/1978 | US4088716 Material treating apparatus including pneumo-hydraulic vibrator |
| 05/09/1978 | US4088424 Wet pick-up vacuum unit motor bearing air seal |
| 05/02/1978 | US4086680 Caster mount assembly |
| 04/18/1978 | US4084948 Vacuum cleaner filter bag assembly |
| 04/11/1978 | US4083705 Dump bucket for a wet/dry vacuum system |
| 03/21/1978 | US4079965 Vacuum cleaner wand |
| 02/14/1978 | US4073031 Vacuum cleaner nozzle with retractable brush |
| 02/07/1978 | US4072483 Fail-safe type for picking up asbestos fibers |
| 01/24/1978 | US4070586 Electric vacuum cleaning and agitator motor control system |
| 01/24/1978 | US4070170 Combination dust container for vacuum cleaner and signalling device |
| 12/20/1977 | US4064355 Polymeric flexible hose construction and method of making same |
| 12/20/1977 | US4063790 Fluid conduit assembly |
| 12/20/1977 | US4063326 Vacuum cleaner suction control |
| 12/13/1977 | US4062430 Quick release cord storage hook |
| 12/13/1977 | US4062085 Suction cleaning apparatus |
| 11/29/1977 | US4060050 Fill indicator for a vacuum cleaner dust collector |
| 10/25/1977 | US4055405 Accessory for use with vacuum cleaners or vacuum-cleaning conduits |
| 10/18/1977 | US4053962 Suction-cleaning dust retriever |
| 10/11/1977 | US4052767 Power driven brush drive control |
| 10/11/1977 | US4052765 Vacuum cleaner |
| 09/27/1977 | US4050113 Vacuum cleaners |
| 09/06/1977 | US4045840 Vacuum cleaner tool for cleaning deep pile carpets |
| 08/30/1977 | US4044421 Combination dust container and latching means for a vacuum cleaner |
| 08/23/1977 | US4043309 Internal combustion engine having auxiliary combustion chamber |
| 08/23/1977 | US4042999 Miniaturized vacuum cleaner device |
| 07/19/1977 | US4036614 Pressure relief means for industrial vacuum |
| 07/19/1977 | US4036346 Coin operated vacuum apparatus |
| 07/12/1977 | US4034435 Vacuum cleaner accessory |
| 06/21/1977 | US4030157 Rake device |
| 06/07/1977 | USRE29247 Surface treating attachment device |
| 06/07/1977 | US4028074 Vacuum cleaner filter bag |
| 05/10/1977 | US4021879 Constant performance vacuum cleaner |
| 05/03/1977 | US4020526 Vacuum cleaner nozzle with a movable brush |
| 05/03/1977 | US4020525 Vacuum cleaner filter bag condition indicator |
| 04/19/1977 | US4018493 Vacuum cleaner hose end structure |
| 04/19/1977 | US4018483 Process and apparatus for dislodging and conveying material from a surface with a positive pressure fluid stream |
| 04/19/1977 | US4017937 Hose coupling for a suction cleaner |
| 04/05/1977 | US4015308 Vacuum bleed system for a vacuum cleaner or the like |
| 03/29/1977 | US4014068 Brush mounting and torsion spring support for powered nozzle |
| 03/15/1977 | US4012091 Vacuum cleaner with replaceable electrical terminals |
| 03/01/1977 | US4010015 Industrial vacuum cleaner |
| 02/08/1977 | US4007026 Compact dust filter system |
| 02/08/1977 | US4006512 Magnetic bumper and pickup device |
| 02/01/1977 | US4005517 Vacuum cleaner hose terminal applicator |
| 02/01/1977 | US4005501 Mounting means for the rotatable brush roll of a suction cleaner |
| 01/11/1977 | US4001912 Vacuum cleaner device |
| 12/28/1976 | US3999640 Cord winding structure |
| 12/28/1976 | US3999242 Cleaning apparatus |
| 12/14/1976 | US3996641 Tipping force reducing apparatus |
| 11/23/1976 | US3993017 Particle flow monitor |
| 11/23/1976 | US3992748 Carpeting tool for a vacuum cleaner |
| 11/02/1976 | US3989372 Photoconductor cleaning stations |
| 11/02/1976 | US3989311 Particle monitoring apparatus |
| 10/19/1976 | US3986737 Adapter |
| 10/12/1976 | US3984913 Method of constructing an electrical fitting through a passage in a non-conductive wall |
| 10/05/1976 | US3984735 Thermally responsive control for a vacuum cleaner motor |
| 08/31/1976 | US3977038 Controlling apparatus for driving gear in suction cleaner |
| 08/31/1976 | US3977037 Vacuum cleaner |
| 08/10/1976 | US3973936 Horseshoe-shaped vacuum cleaner filter bag |
| 08/10/1976 | US3973935 Dust filtration system |
| 08/03/1976 | USRE28920 Remote control for vacuum cleaner motor |
| 08/03/1976 | US3972578 Electrical contact terminal having improved wire-receiving slot |
| 07/27/1976 | US3971643 Vacuum cleaner including dust bag and filter |
| 07/27/1976 | US3971098 Gutter cleaning nozzle |
| 06/29/1976 | US3966444 Vacuum cleaner filter assembly |
| 06/29/1976 | US3966379 Apparatus for making corrugated flexible tubing |
| 06/29/1976 | US3965527 Vacuum grooming brush |
| 06/29/1976 | US3965526 Suction hose with conductor means for electrical current |
| 06/29/1976 | US3965525 Shag rake attachment for upright vacuum cleaner |