Anchoring drill bit, system and method of anchoring

E - Fixed Constructions – 21 – B

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E21B 10/44 (2006.01)

Patent

CA 2586221

A system, apparatuses and methods for anchoring are provided. The system includes two-stage drill bit and a method of anchoring into a two-stage hole drilled by the drill bit. The apparatus of the instant invention includes a two-stage drill bit for drilling a pilot hole for a common nail into a material such as concrete, stone, masonry or cementuous or other materials. The method of the instant invention includes the steps of drilling a first hole within a material to which an object is to be anchored, drilling a second hole concentric with the first hole, and placing an anchor within the holes.

L'invention concerne un système, un dispositif et des procédés d'ancrage. L'invention concerne plus précisément un système comprenant un trépan à deux étages et un procédé destiné à la mise en place d'un point d'ancrage dans un trou à deux étages percé à l'aide du trépan. Le dispositif de la présente invention comprend un trépan à deux étages destiné au perçage d'un avant-trou pour un clou standard, dans un matériau, tel que du béton, de la pierre, de la maçonnerie, du ciment ou d'autres matériaux. Le procédé de la présente invention consiste à percer un premier trou dans un matériau auquel un objet doit être fixé, à percer un second trou concentrique par rapport au premier trou, puis à placer un point d'ancrage dans les trous.

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