Collapsible helmet
US5628071A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jun 15, 1995 |
| Grant date | May 13, 1997 |
| Priority date | — |
| Expiry date | Jun 15, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA42B3/322
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A collapsible helmet including a left arched member and a right arched member, each of the left and right arched members has a front portion and a rear portion, the front portions of the left and right arched members being hingedly attached at a front attachment point and the rear portions of the left and right arched members being hingedly attached at a rear attachment point, thereby forming a substantially elliptic headcover surrounding the left and the right head hemispheres of a wearer when the helmet being deployed in its operative position, and a middle arched member, the middle arched member has a front portion and a rear portion, the front portion of the middle arched member being hingedly attached at the front attachment point to the left and right arched members, the rear portion of the middle arched member being hingedly attached at the rear attachment point to the left and right arched members, the middle arched member extending longitudinally across the crown of a wearer when the helmet being deployed in its operative position so as to define a head protecting shell and lying substantially co-centered with said left and right arched members, when the helmet being deplo…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.