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A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
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| Number | Title | Issue Date |
| 7516914 | Bi-directional device A bi-directional device includes a rotatable control handle, a first line, and a second line, each extending from a housing. When the control handle is rotated in a first rotational direction, at least a portion of the first line is drawn into the housing. When the ... | 04/14/2009 |
| 7367277 | Pulley A pulley comprising a first pulley wheel and a second pulley wheel and a ratchet acting between the two pulley wheels. When substantially equal force is applied to each pulley wheel in use on a rope tail side causing the pulley wheels to rotate, a low gear ratio is ... | 05/06/2008 |
| 7318361 | Thrust return mechanism The thrust return mechanism (4) is intended for a thrust return pedal. It includes an electric motor (28) for the positioning of a control member (30) by the intermediary of transmission elements. The transmission elements include at least one c... | 01/15/2008 |
| 7252259 | Independently drawing and tensioning lines with bi-directional rotary device having two spools A method of drawing lines into a housing includes: rotating a dial in a first rotational direction of the dial such that a first spool located in an interior of the housing is mechanically rotated in a first rotational direction thereby winding a first line thereabo... | 08/07/2007 |
| 7249727 | Independently drawing and tensioning lines with bi-directional rotary device having two spools A method of drawing lines into a housing includes: rotating a dial in a first rotational direction of the dial such that a first spool located in an interior of the housing is mechanically rotated in a first rotational direction thereby winding a first line thereabo... | 07/31/2007 |
| 7124657 | Electric actuator and method of assembling the same An electric actuator comprises an actuator body which is a rectangular tube have having two pairs of opposing surfaces disposed in parallel and which has a slit formed to extend by a predetermined length along an edge of the rectangular tube; a slider which reciproc... | 10/24/2006 |
| 7108247 | Method and apparatus for lifting and/or conveying The invention relates to a method of operation of and apparatus for a lifting and/or conveying device (1), such as a crane, that comprises at least one cable (2) capable of being rolled (wound) onto or off a dispenser roll (3). To lengthen the s... | 09/19/2006 |
| 7100326 | Drive device having a cable adjusting feature for a sliding body A drive device for opening and closing a slide body includes: a drum mating with a secondary cable end portion of a first cable and a secondary cable end portion of a second cable. The drum includes; a main drum mating with the secondary cable end portion of one of ... | 09/05/2006 |
| 7059085 | Vehicle window arrangement having an angled opening for inserting a cable end during assembly A window-raising device for a vehicle provides a two-cable winding drum, a hood to support and partially surrounding the drum on a support plate to form a cable passage. A flange extends from the winding drum to support sliding movement of an end of one of the cable... | 06/13/2006 |
| 7028781 | Deep-well, continuous-coiled-tubing apparatus and method of use A system and method for injecting or withdrawing a fluid into or from a well includes an injector vehicle having a longitudinal axis and operable to position tubing into the well. The system also includes a tubing supply vehicle operable to provide the tubing to the... | 04/18/2006 |
| 7025298 | Cable drive assembly A cable drive unit for opening and closing a sliding door on a vehicle (not shown) has a cup-shaped front drum having a helical front cable groove and a rear cup-shaped drum having a helical rear cable groove. The front drum is rotated about a longitudinal axis in a... | 04/11/2006 |
| 6925757 | Cable drive assembly A cable drive assembly for opening and closing a sliding vehicle door has first and second drums that are drivingly connected to each other via a tension spring that biases the drums in opposite directions. The drums include a catch that holds the first and second d... | 08/09/2005 |
| 6918209 | Window regulator having spring biased cable drums A window regulator (10) for operating a window pane of vehicle comprises a base plate (12) having a guide rail (20). A lifter plate (26) is slidably coupled to the guide rail (20) and adapted for supporting the window pane. A motor... | 07/19/2005 |
| 5678805 | Method and apparatus for retrieving lost golf balls including golf ball picker and power drive device for moving the picker A method and apparatus for retrieving golf balls from a submerged surface includes a power drive device which is stationed along the shore of the submerged surface of a golf course water hazard and which carries a pair of spools on which flexible line is ... | 10/21/1997 |
| 5524302 | Method and apparatus of extending and retracting swimming pool covers An apparatus for extending and retracting a swimming pool cover includes a motor, a drive shaft connected to the motor, a cover collecting drum attached to the drive shaft and a cable collecting reel mounted on the drive shaft. A series of gears are confi... | 06/11/1996 |
| 5212875 | Chalk line assembly having multiple lines and a motorized winding mechanism A chalk line assembly includes a plurality of chalk containing chambers. A reel is mounted in each chamber. Each reel contains a hollow drum with a line mounted around each drum and exiting from its chamber. A shaft is slidably mounted through the aligned... | 05/25/1993 |
| 4854827 | Sanitary pump station A sanitary pump station for removing waste from recreational vehicle and pleasure craft waste tanks is provided. A pump station housing encloses a motor driven pump provided with at least a pair of one-way valve arrangements in both inlet and outlets to t... | 08/08/1989 |
| 4586677 | Take-up device for drip irrigation lines A take-up system for drip irrigation lines consisting of a mobile frame supported on wheels or skids. A predetermined number of take-up bays are provided along the frame. Each bay includes a cable spindle which is positively driven across a clutch by a hy... | 05/06/1986 |
| 4440354 | Automatic tension-adjusting mechanism for window regulators A wire-driving device for a window regulator comprising a first pulley secured to a shaft supported rotatably to a casing, a second pulley secured to the shaft so as to be rotatable and axially movable along the shaft, and a wire of which both end portion... | 04/03/1984 |
| 4428542 | Wire-driving device for window regulator A compact and thin wire-driving device for a window regulator which absorbs elongation of wire automatically, wherein both ends of a driving wire are wound round two pulleys arranged parallel, i.e. a first pulley and a second pulley, in the same direction... | 01/31/1984 |
| 4389799 | Scrub crusher A dual winch for mounting on a tractor comprises a pair of winch drums separately connected via a clutch to a common drive shaft. Each winch drum typically incorporates a planetary gear unit. The cables on the winches are connected to a roller preferably ... | 06/28/1983 |
| 4334380 | Trolling rig A trolling rig has a base upon which is mounted a pair of drums and a pair of telescopic booms. A pair of handles are selectively engageable individually or simultaneously with the drums to wind in line from the booms.... | 06/15/1982 |
| 4129273 | Kite control mechanism A kite control mechanism arranged to control a plurality of kite-flying lines. The mechanism includes a pair of spools mounted in a frame by a control shaft having an associated manually operable handle. The kite-flying lines extend outwardly from the spo... | 12/12/1978 |
