Fastener for joining metal plate members
US7905696B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 12, 2009 |
| Grant date | Mar 15, 2011 |
| Priority date | — |
| Expiry date | Jul 31, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16B5/0208
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A fastener includes a socket for fastening to a mounting through hole of a first metal plate member, a screw member inserted through the socket for threading into a screw hole of a second metal plate member to joint the first and second metal plate members together, a barrel molded on the head of the screw member and axially movably coupled to the socket for enabling the screw member to be moved axially relative to the socket and rotated with the barrel relative to the socket and having interference devices protruded from the inside wall for friction engagement with the socket, and a spring member sleeved onto the shank of the screw member and stopped between the head of the screw member and an inside annular flange of the socket.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.