Energy absorbing keyhole slots
US4218853A · kind A · utility
5Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 29, 1978 |
| Grant date | Aug 26, 1980 |
| Priority date | — |
| Expiry date | Nov 29, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/7734
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A grinder guard where the mounting is designed to absorb energy without release. The improvement comprising an energy absorbing mounting bolt slot in the guard.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.