Fastener with head cap having a concealed edge

Details Fastener with head cap having a concealed edge Fastener with head cap having a concealed edge

1982-01-11

1984-07-17

Holko, Thomas J.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Headed fastener element with nut, washer, securing means or cap

Cap over the head

411430, 411542, 411910, 10 86C, F16G 2300

Patent

active

044603002

ABSTRACT:
This invention relates to a screw type fastener having a radially enlarged driving head and a thin walled head conforming cap having a skirt which is designed to be folded inwardly beneath the head in a lapped condition beneath the head to conceal the exposed edge of the skirt between an exposed clamping surface of the cap and the under surface of the head of the fastener.

REFERENCES:
patent: 3704647 (1972-12-01), Painaud
patent: 3803972 (1974-04-01), Deutsher

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