Three-position actuator piston assembly and actuator system utilizing same
US5661998A · kind A · utility
26Cited by
17References
46Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 6, 1996 |
| Grant date | Sep 2, 1997 |
| Priority date | — |
| Expiry date | Feb 6, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/19251
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A pressurized fluid-operated, three-position shift actuator piston assembly (12) and associated control system (10) are provided. The system requires only a single controlled source of pressurized fluid (A) to provide movement to and retention in a selected one of three axially displaced positions (D, N, OD).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.