Automatically and manually activated open-and-close hinge device
US7818845B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 23, 2007 |
| Grant date | Oct 26, 2010 |
| Priority date | — |
| Expiry date | Nov 16, 2028 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2999/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An open-and-close hinge device comprise a shaft member having a first end and a second end; a fixture securely attached to the first end of the shaft member, and including an actuating member with a push-bottom moveably toward the second of the shaft member when triggered; an initiating cam rotationally assembled to the shaft member and next to the fixture, a locking key arranged between the initiating cam and fixture preventing the initiating cam from rotating against the fixture, the initiating cam having a first cam surface toward the second end; a follower rotationally and slidably attached to the shaft, and having a second cam surface biasing against toward the first cam surface of the initiating cam, and a third cam surface toward the second end of the shaft member; a slider cam slidably assembled to the shaft member and having a forth cam surface biasing against toward the third cam surface of the follower; a first compression spring interposed resiliently between the slider cam and the second end of shaft; a second compression spring interposed resiliently between the initiating cam and the locking key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.