Aluminum alloy rocker-arm
US4147074A · kind A · utility
14Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 1977 |
| Grant date | Apr 3, 1979 |
| Priority date | — |
| Expiry date | May 23, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/20882
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A light weight, strong, and wear resistant rocker-arm of a high strength aluminum alloy with Si 5-25% , Cu less than 6%, Mg less than 1.5%, P 0-0.2% and the balance Al. An element with lubricating properties can be used in the alloy. The cross-section of the rocker-arm is generally T-shaped, or inverted T-shaped.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.