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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 |
| 7993086 | High crown anti-rotation bolt The present disclosure shows an anti-rotation bolt for fastening reactor plates to prevent subsequent SCC problems wherein the bolt head has a circumferential series of anti-rotation tabs extending from the head of the bolt which are moved in by a restrainer cone wh... | 08/09/2011 |
| 7661914 | Loosening-proof method used for a screw fastening unit and the device thereof A loosening-proof screw fastening device, including at least one stop wheel on at least one of a plurality of contacting faces; the at least one stop wheel is rotatably assembled in a locating hole on said at least one contacting face with its stop tooth slightly pr... | 02/16/2010 |
| 7226259 | Locking fastener assembly A locking fastener assembly comprising a nut and a washer. The nut and washer each have opposed load bearing surfaces which include a series of annularly extending, slightly inclined faces forming shallow undulations around each surface. The load bearing surface on ... | 06/05/2007 |
| 7097402 | Lock nut A lock nut comprising a solid nut body having a flange, from which a neck projection extends axially, being provided at its end surface with an annular shroud, from which at least two claws extend radially. ... | 08/29/2006 |
| 6955515 | Locking turn pin A hand tightened locking pin using a unique internal cam configuration to lock the pin assembly. The pin assembly includes a sleeve and a locking cam unit. The sleeve includes anti-rotation protrusions that match a keyhole in a first metal plate to prevent rotation ... | 10/18/2005 |
| 5498052 | Seat hinge and latch assembly with bi-directional release A vehicle seat comprises a seat back cushion assembly having a lower end and an upper end, and a seat cushion assembly having one end adjacent the lower end of the seat back assembly and an opposite end. A mounting structure is provided and is constructed... | 03/12/1996 |
| 5141374 | Lock nut device A lock nut device consists of a lock nut (22) and a lock spring (31). The spring is bent into an U-shape and extends in a axial plane over the nut. It has spring legs (32) lying in grooves (25) in the nut and has end portions formed for engagement with th... | 08/25/1992 |
