Fastener for releasably fastening face guard to helmet
AssigneeYoshida Kogyo K. K.
InventorHiroshi Matoba
Life of this patent
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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.
Claims11
A fastener for releasably fastening a face guard to a helmet, the fastener comprising a plug having a plug proper and an attachment portion integrally joined to each other;
- 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 socket further having on its upper rim a peripheral flange which has a pair of diametrically-opposed locking prongs;
- and 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, the retainer having a locking recess formed in its upper peripheral edge and selectively engageable with the locking prongs of the socket for retaining the retainer in a notch-opening position and a notch-closing position.
A fastener for releasably fastening a face guard to a helmet, the fastener comprising a plug having a plug proper and an attachment portion integrally joined to each other;
- a 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, and a retainer rotatably fitted in the 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, and means for selectively retaining the retainer in a notch-opening position and a notch-closing position.
Dependencies are inferred from the claim text.