Hydraulic tensioner with pressure relief valve
US6361458B1 · kind B1 · utility
51Cited by
13References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 31, 1999 |
| Grant date | Mar 26, 2002 |
| Priority date | — |
| Expiry date | Mar 31, 2019 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2007/0893
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A hydraulic tensioner having a piston slidably received in a housing bore and biased in a protruding direction by a spring. A pressure relief valve is positioned in the nose of the piston. The pressure relief valve includes a valve member and seat member. The valve member biased by a spring disposed between the seat member and a retaining plate on the valve member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.