Safety helmet with fin cushioning
US4972527A · kind A · utility
44Cited by
26References
3Claims
0Family size
Assignees
Inventor
Key dates
| Filing date | Aug 24, 1989 |
| Grant date | Nov 27, 1990 |
| Priority date | — |
| Expiry date | Aug 24, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2581/055
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A cushioned helmet structure comprising a helmet shell and liner; and a multiplicity of flexible fins carried by the helmet and projecting generally inwardly relative to the liner to resiliently deflect in bending when receiving loading imposed by the user's head received within the helmet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.