Valve assembly for controlling fluid communication between fluid chambers, inflatable device, and method
US9456701B2 · kind B2 · utility
1Cited by
45References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 13, 2014 |
| Grant date | Oct 4, 2016 |
| Priority date | — |
| Expiry date | Jun 17, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/3584
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A valve assembly for controlling fluid communication between fluid chambers in a device such as an inflatable device includes a valve body having first and second ports for fluidly connecting to first and second fluid chambers, and defining a plurality of primary valve seats in series between the ports. A plurality of compound valves are within the valve body and each includes a primary valve member movable to close or open one of the primary valve seats, and a secondary valve member movable to close or open a secondary valve seat in the primary valve member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.