Apparel – Guard or protector – For wearer's head
Patent
1993-02-17
1994-04-12
Crowder, Clifford D.
Apparel
Guard or protector
For wearer's head
24597, 24702, A42B 108
Patent
active
053013727
ABSTRACT:
A fastener for releasably fastening a face guard to a helmet is disclosed. The fastener comprises a plug having a plug proper and an attachment portion integrally joined to each other; and a bowl-shaped socket having an engaging hole and a notch formed in the center and the edge, respectively, of its bottom, the notch communicating with the engaging hole for guiding the plug proper into engagement with the engaging hole of the socket. The fastener further includes a retainer rotatably fitted in the bowl-shaped socket and including a cylindrical body and a closing plate mounted on its bottom for selectively opening and closing the notch in response to rotation of the retainer.
REFERENCES:
patent: 4070712 (1978-01-01), Marwitz
patent: 4188145 (1980-02-01), Poling
patent: 4581775 (1986-04-01), Nava
patent: 4744107 (1988-05-01), Fohl
patent: 5054170 (1991-10-01), Otrusina
patent: 5084918 (1992-02-01), Breining et al.
patent: 5088131 (1992-02-01), Kamata
Soviet Inventions Illustrated, Section PQ, Week 8811, Derwent Publications Ltd., London, GB; Class P21, AN 88-076441.
Crowder Clifford D.
Neas Michael A.
Yoshida Kogyo K. K.
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