Valve flow adjustment device
US7624963B2 · kind B2 · utility
0Cited by
14References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 16, 2007 |
| Grant date | Dec 1, 2009 |
| Priority date | — |
| Expiry date | May 16, 2028 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K31/126
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A valve with a flow adjustment device in the form of a valve stem travel limiter includes a collar having a passage therethrough to receive a valve stem having a projection, the collar further includes a plurality of grooves having different depths. The flow adjustment device may be assembled to a valve stem to permit a plurality of different predetermined valve stem travel limits corresponding to respective different maximum flow capacities of the valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.