Device with jaws for locking/unlocking a lid on a vessel
US5678721A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 24, 1996 |
| Grant date | Oct 21, 1997 |
| Priority date | — |
| Expiry date | Apr 24, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J27/09
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A device for locking/unlocking a lid (1) on a vessel (2) to form a pressure cooking vessel. The device has at least two radially movable jaws (15a, 15b) on the lid (1), a portion (50) for controlling the movement of the jaws (15a, 15b), actuating members (20a, 20b) connected to each of the jaws (15a, 15b) and provided with at least one locking aperture (25a, 25b, 250), and at least one locking valve (10) mounted on the lid (1) and movable into a raised position in which it engages the aperture(s) (25a, 25b, 250) and locks the jaws (15a, 15b). The device is characterized in that it comprises a locking valve (10) combined with two actuating arms (20a, 20b) positionable one above the other at least when the jaws are in the locking position, the actuating arms having respective locking apertures (25a, 25b) arranged to be in register in the locking position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.