Locking device with split collar
US4690443A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Apr 25, 1985 |
| Grant date | Sep 1, 1987 |
| Priority date | — |
| Expiry date | Apr 25, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/48
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A locking device is provided including a lock body and an elongate member which may be locked together. The elongate member includes a neck portion and on its end supports a head. The lock body includes a body member having an annular recess therein with a retainer having a hole therethrough and fixed to the body to overlie the recess. A pair of locking jaws are supported above the bottom of the recess and are biased together. In one aspect of the invention, the recess is tiered to define a shoulder upon which the locking jaws rest. An elastic O ring extends around the locking jaws to bias them together. In another aspect of the invention, a U-spring on the upper ends of its legs supports the locking jaws, and the U-spring is supported by a shoulder defined above the bottom of the recess.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.