Desk lock system
US4514020A · kind A · utility
Inventor
Key dates
| Filing date | Jun 9, 1983 |
| Grant date | Apr 30, 1985 |
| Priority date | — |
| Expiry date | Jun 9, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/1083
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A lock system for a desk drawer, a cabinet door or the like includes a hinge consisting of a first supporting hinge plate, a second locking hinge plate and a joint rotatably connecting said first and second hinge plates. The hinge, when locked, has a substantially planar configuration and an unlocked configuration in which the second hinge plate is substantially perpendicular to the first hinge plate. The hinge is positioned at the opposed, adjacent interior edges of a first door panel of a cabinet, desk drawer or the like and a second door panel of an adjacent cabinet, desk drawer or the like with the first supporting hinge plate being rigidly attached to the interior surface of the first door panel adjacent to the second door panel. The second locking hinge plate is of sufficient width and thickness so that it protrudes between the first and second door panels, when in the unlocked configuration, providing an external handle by which the door panel to which it is attached may be opened and closed, even when the adjacent drawer or door is locked. When the hinge is in the planar locking configuration, the door panel to which it is rigidly attached can be locked by locking the adjac…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.