Lid opening and closing apparatus
US8419106B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 23, 2011 |
| Grant date | Apr 16, 2013 |
| Priority date | — |
| Expiry date | Jul 25, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05D11/1007
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A four-bar linkage is provided with an opened position holding mechanism. The opened position holding mechanism includes: an engagement pin which protrudes in a rear end portion of a second hinge arm; a support pin which protrudes in a base end portion of an extending portion of a link bracket; a hook bracket having a central portion which is turnably supported by the support pin; and an urging spring which pulls the hook bracket in one direction with respect to the support pin as the center. The hook bracket includes: a guide surface; and an engagement concave portion to be engaged with the engagement pin. The guide surface hits against the engagement pin in accordance with a lid opening operation, and a hit position therebetween relatively moves in a central direction in accordance with a turn with respect to the support pin as the center performed against the pulling force of the urging spring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.