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System for magnetically attaching templeless eyewear to a person
A system of eyewear that eliminates the need for hinges on the frames of the eyewear.
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| Number | Title | Issue Date |
| 5259715 | Self-locking threaded connection A self-locking connection between the external thread of a bolt and the internal thread of a nut is established by providing at least one face of the internal and/or external thread with a self-locking portion which is adjacent the root of the respective ... | 11/09/1993 |
| 5242252 | Self-locking threaded connection A self-locking connection between a bolt and a nut is obtained by making at least one face of at least one flight of the external thread of the bolt and/or the internal thread of the nut incongruous with the adjacent face of the other thread. This results... | 09/07/1993 |
| 4171012 | Locking thread construction A locking thread design which may be incorporated in various types of male and female threaded elements, for example, a bolt and nut, or a bolt and casting, forging or similar member having a threaded bore therein. The thread design may be of the Standard... | 10/16/1979 |
| 4150702 | Locking fastener A vibration-resistant prevailing torque fastener combination comprising a conventional first element having a standard thread form with first flank angles and a modified second element having a thread form characterized by second steeper flank angles over... | 04/24/1979 |
| 4124974 | Yarn twist arrangement A yarn friction false twist arrangement which includes a base plate having arranged thereon at least three equiangularly spaced shafts, each of which is provided with a plurality of axially spaced friction disks. The disks are arranged on the respective s... | 11/14/1978 |
| 4095749 | Nozzle The nozzle includes a sleeve and a hollow body concentrically disposed within the sleeve. A hollow cylindrical baffle housing is coaxially maintained within the body by vanes which extend between the housing outer wall and the body inner wall. Formed on t... | 06/20/1978 |
| 4076064 | Locking thread construction A locking thread design which may be incorporated in various types of male and female threaded elements, for example, a bolt and nut, or a bolt and casting, forging or similar member having a threaded bore therein. The thread design is of the reversed but... | 02/28/1978 |
| 4044954 | Nozzle The nozzle includes a sleeve and a hollow body concentrically disposed within the sleeve. A hollow cylindrical baffle housing is coaxially maintained within the body by vanes which extend between the housing outer wall and the body inner wall. Formed on t... | 08/30/1977 |
| 4024899 | Lock nut and bolt construction A semi-friction and interlocking operative association is provided between a threaded shank portion and a nut or similar device threadly engaged thereon whereby unwanted accidental loosening of the shank portion and the nut will not occur. The apex or cre... | 05/24/1977 |
| 4013110 | Locking thread Threads for a fastener of a type having an opening in one member with internal helically-shaped threads around the inner periphery thereof, and another member having helical threads around the outer periphery of a cylindrical portion thereof, wherein the ... | 03/22/1977 |
| 4010922 | Portable post support A portable post support for cartridge reloading apparatus and like bench-type apparatus includes a central post preferably having threaded upper and lower ends. On the upper end of this post is mounted a collar member which is selectively locked in a desi... | 03/08/1977 |
| 3983304 | Fastener with protective metal-organic base coating A fastener such as a rivet, bolt or screw is provided with a protective coating for protection against corrosion and deterioration, formed by application of a mixture of a powdered metallic substance such as powdered aluminum or molybdenum disulfide with ... | 09/28/1976 |
| 3975788 | Method of forming a threaded female fastener The invention described herein relates to a method of making a threaded nut fastener which joins with a threaded male or screw fastener wherein the threads of the nut are partially formed so as to provide for up to 80% thread-to-thread engagement of the s... | 08/24/1976 |
