Helmet retention system with adjustment mechanism
US11839255B2 · kind B2 · utility
0Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 3, 2020 |
| Grant date | Dec 12, 2023 |
| Priority date | — |
| Expiry date | Sep 23, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41H1/04
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
Helmet retention systems including a dial adjustment mechanism for adjusting the effective length of a head band are described. The dial adjustment mechanisms include a separator to separate portions of the head band during adjustment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.