Hard hat face shield bracket
US4928324A · kind A · utility
7Cited by
7References
3Claims
0Family size
Inventors
Key dates
| Filing date | Oct 18, 1988 |
| Grant date | May 29, 1990 |
| Priority date | — |
| Expiry date | Oct 18, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA42B3/225
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A channel-shaped member (24) for receiving a front lower rim (14) of a hard-hat face shield bracket (12) in a groove (26) thereof includes a lower flange (56) having an upwardly-directed wall (60) for forming a sump (54) for catching and retaining particles (52) passing about the front lower rim inside the groove.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.