Methods and apparatus for selective spring pre-load adjustment
US9682604B2 · kind B2 · utility
102Cited by
156References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2015 |
| Grant date | Jun 20, 2017 |
| Priority date | — |
| Expiry date | Sep 14, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16F2230/0047
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A method and apparatus for a suspension comprising a spring having a threaded member at a first end for providing axial movement to the spring as the spring is rotated and the threaded member moves relative to a second component. In one embodiment, the system includes a damper for metering fluid through a piston and a rotatable spring member coaxially disposed around the damper and rotatable relative to the damper.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.