Cushion clamp for spring shanks of earth working tools
US3981472A · kind A · utility
4Cited by
6References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 24, 1975 |
| Grant date | Sep 21, 1976 |
| Priority date | — |
| Expiry date | Jan 24, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S111/926
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A clamping assembly for mounting the spring shanks of earth working tools to support frames, and in particular for the spring type shanks used for anhydrous ammonia applicators, which mounts the shank in a cushion support to permit resilient movement of the shank under load to thereby reduce stresses caused by shock loads.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.