Rotatable actuator shaft
US9395015B2 · kind B2 · utility
6Cited by
20References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 10, 2012 |
| Grant date | Jul 19, 2016 |
| Priority date | — |
| Expiry date | Oct 16, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K31/50
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Disclosed herein are apparatuses and methods of preventing rotational stress on the top shaft of valve actuators. Certain methods and apparatuses include a bifurcated top shaft. Other apparatuses and methods include a method of preventing rotational stress at the distal end on the top shaft of an actuator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.