Expansion dowel

Details Expansion dowel Expansion dowel

F - Mech Eng,Light,Heat,Weapons

16

B

85/20

F16B 13/04 (2006.01) F16B 13/06 (2006.01)

Patent

CA 1118244

ABSTRACT OF THE DISCLOSURE An expansion dowel for insertion through an opening in a structural member into a hollow space within the structural member, is formed of a shaft portion, a pair of expansion arms connected to the shaft portion and a pair of webs, each joined to one of the expansion arms and connected to one another. In the inserting position, the expansion arms and webs are folded inwardly and extend along the projection of the axis of the shaft portion. When the dowel is displaced into the expansion position, the expansion arms extend approximately perpendicularly to the axis of the shaft portion and each web is disposed at an acute angle to the expansion arm to which it is joined.

326594

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