Expansion anchor having an elliptically shaped expanding...

Details Expansion anchor having an elliptically shaped expanding... Expansion anchor having an elliptically shaped expanding...

E - Fixed Constructions

21

D

85/27

E21D 21/00 (2006.01) F16B 13/06 (2006.01)

Patent

CA 1050793

ABSTRACT OF THE DISCLOSURE An expansion anchor for dependently supporting an object consists of a sleeve having an axially extending passage and an axially extending expansion element axially and rotatably displaceably within the sleeve passage to provide the desired expanding effect. Both the outer surface of the expanding element and the inner surface of the sleeve forming the passage have a transverse cross section which is elliptical or varies from a circular shape. Each of the sleeve and the expanding element has a leading end and a trailing end and a portion of the inner surface of the sleeve and the outer surface of the expanding element taper outwardly in the direction toward their leading ends.

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