Self-drilling anchor

Details Self-drilling anchor Self-drilling anchor

F - Mech Eng,Light,Heat,Weapons

16

B

F16B 13/04 (2006.01) E04B 1/48 (2006.01) F16B 25/10 (2006.01)

Patent

CA 2698543

An embodiment of the invention includes a self-drilling anchor. The self- drilling anchor includes a drill rod with a first end and a second end and a drill bit attached to the first end of the drill rod. The self-drilling anchor also includes an expansion shell located over the drill rod near the first end and adjacent to the drill bit and a rod sleeve located over the drill rod and adjacent to the expansion shell.

Un mode de réalisation de l'invention concerne une pièce d'ancrage autoperceuse. La pièce d'ancrage autoperceuse comprend une tige de forage dotée d'une première extrémité et d'une seconde extrémité et un foret fixé à la première extrémité de la tige de forage. La pièce d'ancrage autoperceuse comprend également une enveloppe d'expansion située sur la tige de forage, à proximité de la première extrémité, et jouxtant le foret, et un manchon situé sur la tige de forage et jouxtant l'enveloppe d'expansion.

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