Forward driving system for use in drilling masonry structures

Boring or penetrating the earth – Processes

Reexamination Certificate

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Details

C175S061000, C175S073000

Reexamination Certificate

active

10870594

ABSTRACT:
A method of drilling through a masonry structure20includes the steps of providing a drill10and using the drill10to drill a bore18in the masonry structure20. The method also includes a step of providing a reaction member in the form of a lever28and causing engagement of the lever28with the masonry structure20and with the drill10within the masonry structure20such that the lever28may provide a reaction force to assist the movement of the drill10through the structure20as it drills the bore18.

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patent: 01/79649 (2001-10-01), None

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