Valve trim adjustor for a poppet control valve
US8033525B2 · kind B2 · utility
9Cited by
19References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 8, 2008 |
| Grant date | Oct 11, 2011 |
| Priority date | — |
| Expiry date | May 27, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K1/523
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A control valve having an external valve trim adjustor is provided. The control valve comprises a valve shaft comprising a contact member extending in a direction transverse to the valve shaft, a stationary valve cap adapted to receive the valve shaft, an adjustment member coupled to the valve cap, and a stop plate coupled to the contact member and threadedly coupled to the adjustment member, the stop plate positioned at least partially between the adjustment member and the contact member and adapted to position the contact member away from the valve cap in response to manipulation of the adjustment member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.