Safety device
US7144037B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2004 |
| Grant date | Dec 5, 2006 |
| Priority date | — |
| Expiry date | Apr 8, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T24/45466
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A safety device is disclosed which is configured to be actuated by the supply of gas. The safety device incorporates an outlet vent pipe which is sealed by a releasable clip. The releasable clip has a first elongate main gripping element and a second elongate moveable gripping element. The main gripping element has a retaining element to retain one end of the moveable gripping element. The safety device also includes an arrangement to retain the other end of the moveable gripping element in a predetermined position such that the clip may grip a fabric tube or the like between the main gripping element and the moveable gripping element. A mechanism is provided which responds to a supply signal to move the other end of the moveable gripping element to release the grip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.