Wall fastener

Details Wall fastener Wall fastener

F - Mech Eng,Light,Heat,Weapons

16

B

26/165, 85/17

F16B 13/04 (2006.01) B21D 53/00 (2006.01) B21D 53/46 (2006.01) F16B 13/12 (2006.01)

Patent

CA 1306126

ABSTRACT. An improved wall fastener for hollow walls, the fastener having two spreadable anchoring blades designed to spread behind the wall following insertion of a screw thereinbetween. The fastener is made of thin sheet metal which has been hardened through a heat treating process, such as quenching. Complementary engaging means on the blades are used to hold the blades together during the heat treatement and to prevent the separation thereof untill the screw insertion. TITLE Improved Wall Fastener.

554728

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