Spring assembly and method
US9458905B2 · kind B2 · utility
2Cited by
39References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 17, 2013 |
| Grant date | Oct 4, 2016 |
| Priority date | — |
| Expiry date | Feb 19, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49613
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A method of assembling a spring inside of a tube includes providing a coil spring and a tube having a first retaining structure at a first end of the tube. The method includes positioning a rod in the tube. The spring is positioned in the tube, and a second retaining structure is attached to the rod with the spring positioned between the first and second retaining structures. A force is applied to the spring, and the second retaining structure is fixed at a position wherein the spring provides a desired preload.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.