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Class 15/332 - With agitator and/or fan interlock, e.g., floor or rug safety feature


Subclass of Class 15 - Brushing, scrubbing, and general cleaning
Definition: Apparatus in which means are provided for interlocking or
No. of patents: 33
Last issue date: 04/15/2008


NumberTitleIssue Date
7356874Vacuum cleaner
An upright vacuum cleaner comprises a body including a dust separator, a floor engaging head having a first dirty air inlet on its underside, a handle detachably mounted in a socket on the body and having a second dirty air inlet at its lower end, a flexible hose ex...
04/15/2008
7331083Lighted wand assembly with remote light source
A floor cleaning apparatus includes a housing, a dirt collector, a suction generator, a wand, a hose, a light source, a light director and a light transmitter. The light source is provided on the apparatus at a first point while the light director is provided on the...
02/19/2008
7313845Upright type cleaner
An upright type cleaner comprises: a body provided with a handgrip at an upper side thereof; a suction head positioned at a lower side of the body and hinge-connected to the body, for sucking dust and foreign materials of a floor; and a power ON/OFF unit disposed be...
01/01/2008
7228591Extractor including sonic agitator
A carpet extractor head for a carpet extractor including at least one sonic agitator. The at least one sonic agitator includes a beater portion and an actuating member that vibrates the beater portion. The beater portion includes a hollow roller. ...
06/12/2007
RE39304Upright extraction cleaning machine
A portable surface cleaning apparatus including a base module for movement along a surface , an upright handle pivotally attached to the base module, a liquid dispensing system including a flexible bladder defining a fluid supply chamber for holding a supply of clea...
09/26/2006
7107647Apparatus of driving agitator of upright vacuum cleaner
The present invention relates to an apparatus of driving an agitator of an upright vacuum cleaner. It includes a fixing panel and a rotation guide which are positioned at an outer side of the driving shaft roller and guided to move coaxially with the driving shaft r...
09/19/2006
7055211Blocker door for an agitator duct of a vacuum cleaner
A blocker door assembly is disclosed. The blocker door assembly includes a carpet engaging nozzle base and a nozzle opening positioned in the base. The blocker door assembly further includes a rotating agitator positioned in the nozzle opening and an outlet duct in ...
06/06/2006
7020930Combination lawn care sweeper thatcher shredder
A lawn sweeper is provided having rotary brushes mounted in a housing and projecting through a bottom opening in the housing for sweeping up debris. A vacuum fan with an internal shredder is also mounted to the housing and communicates through a vacuum chute with th...
04/04/2006
6951045Vacuum cleaner having hose detachable at nozzle
An upright vacuum cleaner is provided. The upright vacuum cleaner includes a nozzle base section including a main suction opening formed in an underside thereof. An upright housing section is hingedly connected with the nozzle base section. The housing section inclu...
10/04/2005
6920665Pivoting valve arrangement
The invention is a floor care appliance such as vacuum cleaner having a pivoting valve arrangement for maintaining suction from the appliance housing to the suction nozzle. A valve is provided for sealing off suction to the suction nozzle when the housing is in the ...
07/26/2005
6510584Flow cut-off and brushroll shut-off mechanism for vacuum cleaner
A vacuum cleaner includes a floor nozzle having a brushroll chamber with an outlet aperture. An upper assembly is secured to the floor nozzle and is adapted to pivot relative to the floor nozzle about a generally horizontal pivot axis. A dirt cup is remov...
01/28/2003
6286181Upright extraction cleaning machine
A portable surface cleaning apparatus including a base module for movement along a surface, an upright handle pivotally attached to the base module, a liquid dispensing system including a flexible bladder defining a fluid supply chamber for holding a supp...
09/11/2001
6209168Combination brushroll and nozzle inlet control mechanism
A vacuum cleaner including a nozzle base comprising a primary suction opening and a suction source. A dust cup assembly is releasably secured to the nozzle base. The dust cup assembly comprises a first inlet and a door positioned adjacent the inlet to sel...
04/03/2001
6158084Vacuum cleaner agitator control
A self-propelled vacuum cleaner is provided having an upper handle portion and a carriage pivotally mounted to a lower end of the handle portion for pivotal motion relative the handle portion about a horizontally extending carriage axis. A transmission dr...
12/12/2000
6098243Device for driving/stopping brush of vacuum cleaner
Device for driving/stopping a brush of a vacuum cleaner, including a driving motor built in a body of the vacuum cleaner, a brush fitted in front of the driving motor in the body of the vacuum cleaner, a support frame fixed inside of the body and having t...
08/08/2000
6079077Upright type vacuum cleaner capable of switching between suction path corresponding to place to be cleaned
A dust collecting direction switching portion is provided at a wall at the back of the main body of an upright type vacuum cleaner. The dust collecting switching portion having a switch valve is branched into three directions. The branch in the first dire...
06/27/2000
6067689Shifter mechanism for vacuum cleaner
A vacuum cleaner (10) includes a housing (14), an agitator brush (40) mounted for relative rotation in the housing (14) and a motor (30) including a shaft (42) for driving the agitator brush (40). A flexible belt (44) connects the drive shaft (42) of the ...
05/30/2000
5924167Cordless wet mop and vacuum assembly
The present invention relates to a suction cleaning device which provides liquid dispensing, scrubbing, squeegeeing, and suction drying in a single, compact, self contained device. The suction cleaning device includes a cleaning device housing, a handle c...
07/20/1999
5860188Carpet extractor
The herein disclosed invention relates to an improved carpet extractor having powered brushes for scrubbing a floor surface and which may be converted to an above the floor mode for upholstery cleaning or the like. A pair of air driven turbines are disclo...
01/19/1999
5537712Vacuum cleaner belt drive release
A vacuum cleaner includes a pivoting rollered link which insures proper belt tensioning for the agitator belt of the cleaner. This link is abuttingly moved to disengaged non belt tensioning position by engagement of it by the cleaner handle as the handle ...
07/23/1996
5477586Vacuum cleaner with accessory shutoff
A socket is provided on the upright portion of a vacuum cleaner for the insertion of the wand on the distal end of the accessory hose. The wand, which is normally inserted into the socket when the accessories are not being used, engages a linkage mechanis...
12/26/1995
5467502Height adjusting system for upright vacuum cleaner
An upright vacuum cleaner including a canister assembly pivotally connected to a nozzle assembly and an extensible hose which forms part of the vacuum path between the nozzle assembly and the canister assembly and which can be disconnected from the nozzle...
11/21/1995
5331715Two motor upright vacuum cleaner
An upright vacuum cleaner including a canister assembly pivotally connected to a nozzle assembly and an extensible hose which forms part of the vacuum path between the nozzle assembly and the canister assembly and which can be disconnected from the nozzle...
07/26/1994
5331716Vacuum cleaner with extendable hose and brush disengagement
A hand-held vacuum cleaner includes a housing, a source of vacuum, a hose removably connected to an intake section of the housing, a rotatably driven brush located at the intake section, and a system to automatically stop the brush from being driven when ...
07/26/1994
5189757Head assembly for a vacuum cleaning apparatus
A cleaning head assembly for a vacuum cleaning apparatus of the wet, dry and wet/dry types includes a rotatably driven brush carried within and laterally spanning the head assembly. A first vacuum chamber extends through the cleaning head assembly from a ...
03/02/1993
4905343Vacuum cleaner switch
A control switch is disclosed for a two-speed vacuum cleaner motor and the like. The switch provides three sensors which operate in response to the mounting of three different types of accessories on a vacuum cleaner. One sensor causes low motor speed ope...
03/06/1990
4748714Cleaner with belt shifting
The invention comprehends a belt shifting arrangement for an upright cleaner in which belt shifting to an intermediate idler pulley is occasioned by either handle movement or pedal actuation. Either of these movements functions to cam the belt onto the id...
06/07/1988
4686736Vacuum cleaner
A vacuum cleaner having the combined features of a canister and upright type vacuum cleaner with the canister mounted for tilting movement on a housing of a floor or nozzle unit which contains a rotatably mounted brush. A single motor is used to power a f...
08/18/1987
4685171Guide for a driven endless belt
The combination with apparatus, wherein an endless tensioned belt is twisted to form a first loop engaging the unsupported end of a motor shaft and a second loop engaging a rotary element so as to drive same, of a removable barrier to the advancement or c...
08/11/1987
4610047Vacuum cleaner of interchangeable attachment type
An upright vacuum cleaner has a removable powered brush vacuum nozzle which can be removed and replaced without operation of a belt lifter. The power linkage from the cleaner's fan motor to the nozzle brush includes a positive-drive clutch, and control me...
09/09/1986
4398316Speed selector switch
An electrical switch mechanism for energizing and varying the speed of a vacuum cleaner motor is responsive to the particular interchangeable cleaning attachment mounted on the housing of the vacuum cleaner. Fixed and movable electrical contacts of the sw...
08/16/1983
4329757Headlight cap wiring harness and switch
There is disclosed a suction cleaner having a motor, a body portion housing the motor, and interengageable attachments adapted to be attached to the body portion for cleaning operations requiring different motor speeds. A safety switch is provided within ...
05/18/1982
4068341Transparent belt lifter mounting for vacuum cleaners
An upright vacuum cleaner is disclosed providing a belt lifter operable to connect and disconnect the floor brush belt from the motor drive shaft. The belt lifter combines a viewing window allowing the user to easily observe the position of the belt and/o...
01/17/1978
 
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