Plastic leaf spring
US4688778A · kind A · utility
22Cited by
8References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 29, 1983 |
| Grant date | Aug 25, 1987 |
| Priority date | — |
| Expiry date | Sep 29, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1075
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A plastic leaf spring for motor vehicles comprising a plurality of cured durometic plastic strips reinforced with high strength fibers aligned substantially in the direction of the maximum elongation or compression of the fibers occurring under spring load at least in essential resilient regions of the spring, the resilient regions being the strips bonded together by an adhesive and eventually also being bonded to another element and a process for its preparation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.