Bizarre Patents
Mouse device with a built-in printer
A mouse device for use as an input device of a computer is provided that includes a housing in which recording paper is loadable, and a printer unit provided within the housing for printing on the recording paper print information received from the computer.
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| Number | Title | Issue Date |
| 7422404 | Facilitated tightening device A facilitated tightening device allowing a bolt to be inserted smoothly by preventing a screw block engaged with the bolt from being inclined or falling down, comprising a base (2) having a bolt-insertion hole (7) partly forming a bolt-receiving face (... | 09/09/2008 |
| 7284939 | Fastener with tightening structure A tightening structure for locking, comprises a nut, a bolt, and a washer with a hole through which an axis of the bolt passes. To enable the structure to lock more firmly, a recessed part symmetrical with respect to an axis, and having a generally trapezoidal shape... | 10/23/2007 |
| 6786690 | Locking fastener In a fastener comprising a bolt (3), a nut (2), and a washer (1), a bolt through-hole (5) which is slightly larger than a nominal diameter of the bolt (3) is formed in a base portion (4) of the washer (1), a conical b... | 09/07/2004 |
| 6698985 | Self-locking threaded fastening assembly A bolt with a partially threaded shank has a plurality of locking grooves located on the shank between the thread and its head. The bolt is inserted through a component stack and spacing washers and a stepped reaction washer such that at least half of the... | 03/02/2004 |
| 6244806 | Locking washer and locking apparatus using the same A locking apparatus includes an inner ring having a tapered outer shape and permitting a bolt of a fastener, with which construction elements are fastened, to pass therethrough, an outer plate formed with a tapered bore which receives the inner ring, a co... | 06/12/2001 |
| 5921734 | Lock nut device A lock nut device having a nut setting member fitted loosely to an outer circumferential part of a threaded shaft; split nuts divided in two in axial direction and fitted to envelope the outside of the nut setting member and fitted to the threaded shaft, ... | 07/13/1999 |
| 5152651 | High-speed nut A high-speed nut having two jaws capable of taking up two positions, one in which the central tapping is not engaged with a threaded rod, and a second in which the tapping is engaged therewith. According to the invention, the nut comprises two pieces (10,... | 10/06/1992 |
| 4936727 | Locking nut A locking nut is disclosed for locking engagement with an element such as a bolt, rod, stud or the like, the element having a cylindrical screw-threaded outer surface. The locking nut includes a main nut having a thread for engaging the cylindrical screw-... | 06/26/1990 |
| 4934889 | Nut type plastic fastener A nut type plastic fastener has a vertical penetrating space and a plurality of holding pieces facing one another with the space. The facing surfaces of the holding pieces are provided with ridges for engagement with threads of a stud. The lower portions ... | 06/19/1990 |
| 4890964 | Self-locking fastener apparatus A threaded fastener apparatus that self-locks onto a threaded bolt only during the very last stage of threading and that provides a predetermined self-locking force that remains substantially constant despite multiple repeated uses. The fastener apparatus... | 01/02/1990 |
| 4850777 | Quick-action fasteners Quick action fasteners, nuts, and end-to-end couplers, which eliminate the need for time-consuming and labor-intensive threading of nuts, couplers, and the like to helically threaded reinforcing rod and sections thereof and to other types of textured surf... | 07/25/1989 |
| 4764071 | Quick-action fasteners Quick action fasteners, nuts, and end-to-end couplers, which eliminate the need for time-consuming and labor-intensive threading of nuts, couplers, and the like to helically threaded reinforcing rod and sections thereof and to other types of textured surf... | 08/16/1988 |
| 4684284 | Anti-rotation lock assembly Anti-rotation lock asembly includes a male threaded member that may be releasably locked in any desired axially adjusted position relative to a mating female threaded member by means of one or more wedge keys that are forced axially into notches in an end... | 08/04/1987 |
| 4172606 | Fluid conduit connector Plastic pad at center of concave bevel of each semicircular segment maintains lateral and axial alignment when segments spread apart by pipe. In another special configuration, inside and outside segments are offset semicircles, with a greater dimension ac... | 10/30/1979 |
| 4117643 | Anchor bolt thread protector and sleeve system The system is composed of a sleeve to form a void space around a segment of the length of an anchor bolt; a hollow, cylindrical connecting member detachably attachable to the upper end of the sleeve and having a portion that is radially inwardly deformabl... | 10/03/1978 |
| 4095914 | Fastener for securing a shaft to a plate Fastening apparatus is disclosed comprising a hollow cone, the tapered end of the cone having screw threads thereon for receiving a mating nut having a tapered opening conforming to the dimensions of the tapered end of the cone, the tapered opening having... | 06/20/1978 |
| 4092080 | Anti-rotation lock for threaded connection For adjustable length linear rods, such as the rods of linear actuators, employing threadedly connected internally threaded female and externally threaded male members, an antirotation lock is provided which includes a pair of semi-circular keys each incl... | 05/30/1978 |
| 4078470 | Split nut A split nut to enable complete separation of the longitudinal halves from a threaded shank so that they may be re-fitted to any other portion thereof, particularly long threaded shanks, without the necessity of turning the nut in threaded relationship to ... | 03/14/1978 |
| 4068697 | Self-locking screw nut In a self-locking screw nut comprising a central body having a central screw hole and an outside hexagonal upper portion and a downwardly tapering lower portion, and a ring nut having an inner taper matching that of the lower portion of the central body a... | 01/17/1978 |
| 4056893 | Eccentric retaining bolt for earthworking tools and method A loader bucket comprises a support member having a cutting edge disposed forwardly thereon. An adapter, having an earthworking tip detachably mounted thereon, is detachably mounted on the cutting edge and defines a bearing surface contacting a forward ed... | 11/08/1977 |
| 4044809 | Tightening and sealing device A tightening and sealing device is made from plastic material and includes two members which can be coupled to each other. The member acting as the tightening element includes an internally threaded hollow cylinder divided into three cylindrical segments ... | 08/30/1977 |
