Bizarre Patents
Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
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| Number | Title | Issue Date |
| 6881019 | Method and structure for locknut with substantially rigid locking member A structure and method for a locknut with a substantially rigid locking member is provided. The locking nut has an elongated body relative to a comparable standard, non-locking nut. The elongated body allows the nut to provide a standard length of thread for engagin... | 04/19/2005 |
| 5542799 | Machine screw A shaft has a head attached at one end and terminates at the other end in a tapered tip. A slot passes through the shaft, extending from the end opposite the head at least partially along the length of the shaft. Helical thread segments extend along the s... | 08/06/1996 |
| 5517850 | Rotor-stator adapters with internally threaded stator collar externally threaded nut for sensitive rotating viscometers Sensitive rotating viscometers which include a head, rotor and stator, for example, a Brookfield viscometer, and have their head supported by a hollow housing and their stator held in place by the same hollow housing are improved by an internally threaded... | 05/21/1996 |
| 5454674 | Lock nut having locking screw A lock nut includes a nut body (10) having outer (12) and inner (14) circumferential surfaces. The inner surface (14) defines a screw-threaded axial through-hole that can be mounted on an externally threaded shaft. A plurality of blind bores (18) is forme... | 10/03/1995 |
| 5071301 | Modified rolled thread form for studs A stud for securing a cylinder liner to a head has a modified thread form engaging a threaded hole in the stud with an interference fit. The thread is rolled and all threads have the same pitch diameter except the endmost thread. Three relief channels are... | 12/10/1991 |
| 4923323 | Threaded type fastener A fastener for use where a predetermined holding force of holding position is to be maintained while the fastener is required to exert a holding force less than the full maximum force it is capable of exerting, the fastener having a shaft portion that thr... | 05/08/1990 |
| 4854844 | Die-lip adjusting mechanism A differential screw adjusting mechanism comprised of an externally and internally threaded adjusting nut which has a plurality of slots formed along its length. The internal threads of the adjusting nut cooperatively and threadedly engage screw threads a... | 08/08/1989 |
| 4178687 | Clamp, particularly for orthodontia A clamp, particularly suitable for orthodontia, comprises a threaded screw member and a threaded nut member which is threadably engageable therewith. The screw member has a notch thereacross to receive a wire therethrough, the notch being directed general... | 12/18/1979 |
| 4060116 | Method for producing self-locking fasteners An improved method for producing a threaded, metallic, self-locking fastener having a metallic patch flame sprayed thereon. The improved method includes a heat-treating operation which densifies and smooths the outer surface of the patch while not substan... | 11/29/1977 |
