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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 |
| 7278840 | Compliant viscous seal for fluid transfer device A viscous seal for fluid transfer devices that deviates from the conventional wisdom of avoiding contact between the seal and a rotating drive shaft of the fluid transfer device. Instead of avoiding contact, contact between the seal and drive shaft is used to effect... | 10/09/2007 |
| 6472786 | Bearing protection assembly for motors A bearing protection assembly protects a motor having a rotating shaft. The motor includes a bearing carried on the shaft, having one side proximal the motor and one side distal the motor. A support member is positioned adjacent the bearing's distal side ... | 10/29/2002 |
| 6120186 | Lighter bearing assembly The invention relates to a lighter bearing assembly, in which the bearing includes an outer sleeve and an inner sleeve that rotate in relation to each other, the outer sleeve being set in a bearing block and the inner sleeve being set on a shaft, and one ... | 09/19/2000 |
| 6052955 | Vibrating floor An oscillatory floor surface for standing thereupon. The surface is supported at at least three points each having two circular cups mounted above one another. Each has a spherical depression in confrontation to define a space. A ball is in the space. The... | 04/25/2000 |
| 5890812 | Rolling contact bearing sealing device A rolling bearing sealing device comprises a first, truncated-cone surface (21) integral with the non-rotating race (11) of the bearing and diverging axially towards the outside of the bearing, and a second truncated-cone surface (23) parallel to the firs... | 04/06/1999 |
| 5407283 | Bearing device for motor The invention relates to a bearing device for a motor comprising a rotor frame with a field magnet provided on an inner periphery thereof, a shaft coupled to the rotor frame, an oilless bearing for rotatably supporting the shaft, a stator fixedly accommod... | 04/18/1995 |
| 5217309 | Drive device, especially for wipers of motor vehicles A drive device for wipers of motor vehicles includes a shaft extending a front face of a bearing housing and with a cylindrical slide bearing which is inserted into the bearing housing at little distance from the front face of said bearing housing, and wi... | 06/08/1993 |
| 5178037 | Centering and fixing apparatus A centering and fixing apparatus for a movable element includes a swing arm that is pivoted on a fixed base member for movement in a vertical plane. A fixing arrangement is mounted on the swing arm. The movable element includes a centering arrangement ada... | 01/12/1993 |
| 4966471 | Trunnion bearing dust seal A seal assembly for a rotating drum in which a trunnion is secured relative to the drum for rotation therewith and is supported by a bearing assembly. At least one seal ring engages a shoulder of the trunnion in an area adjacent to the bearing surfaces of... | 10/30/1990 |
| 4842423 | Sealed bearing assembly An apparatus which seals a shaft mounted rotatably on a bearing member. At least two spaced apart annular flanges are mounted on the shaft. One of the flanges being is arranged to bear radially against the bearing member. An annular sealing member is moun... | 06/27/1989 |
| 4836694 | Bearing seal Seal for bearings having inner and outer rings comprising a sealing ring mounted in a cylindrical recess in one of the bearing rings and defining a radial clearance between the axially oriented shank of a retaining ring having an L-shaped cross section an... | 06/06/1989 |
| 4765755 | Roller mill An improved roller-type grinding mill wherein antifriction thrust-type roller bearings and an improved packing are utilized to improve the loading stress absorption characteristics and to prevent dust from entering into the mill structure and thereby shor... | 08/23/1988 |
| 4637032 | Rotary seal for movable shaft to eliminate breakaway friction In apparatus of the type having a shaft which moves axially or is rotated, a rotary seal on the shaft for eliminating the breakaway friction between the shaft and its mount. The seal includes an inner sleeve surrounding the shaft and rotatable thereon, th... | 01/13/1987 |
| 4381127 | Sealed bearing The invention relates to the combination of a radial bearing 4,5;38,39 and a seal 14,17,21; 42,45,46 which both make use of elastomeric bushings 6,7,17,42,45 having a smooth cylindrical surface supporting a shaft (1,36) provided with helical grooves 10,11... | 04/26/1983 |
| 4323357 | Connecting mechanism for two members of a bicycle deraileur A connecting mechanism for two members of a bicycle derailleur is provided with first and second bearings interposed between a supporting tubular member provided at a first member, such as a base member or movable member of the derailleur, and a shaft pro... | 04/06/1982 |
| 4274641 | Shaft seal and method A shaft seal 10 and method for sealing fluids in applications with excessive shaft-to-bore misalignment or dynamic shaft runout, including a seal 10 having a mounting section 22, a sealing element 24, and a convoluted flex section 26 which allows radial m... | 06/23/1981 |
| 4200345 | Large-diameter dust guard for a locomotive axle bearing The axial gap between the rotatable hub of a locomotive wheel and the relatively stationary thrust flange of an adjacent axle bearing is covered by a dust guard comprising an annular band of elastomeric material firmly secured to the circumference of the ... | 04/29/1980 |
| 4192559 | Rotary union A rotary union comprised of housing defining a generally cylindrical chamber, a rotatable shaft, a plurality of stationary bearings and an end cap. The cylindrical chamber is open at one end. The housing has an inlet port and an outlet port through the ho... | 03/11/1980 |
| 3932072 | Moineau pump with rotating outer member A pump composed of a gear pair made up of an inner member having at least one external helical thread, and an outer member having internal helical threads, there being one more internal helical thread in the outer member than the number of threads on the ... | 01/13/1976 |
