Driving-in device for fixing an anchor in a hole

Details Driving-in device for fixing an anchor in a hole Driving-in device for fixing an anchor in a hole

1990-05-03

1991-07-09

Bishop, Steven C.

Cutting by use of rotating axially moving tool

Miscellaneous

Drill guide

7158, 7165, 81436, 81461, 279 1A, 411 55, B23B 5108, B23B 4516

Patent

active

050300431

ABSTRACT:
A driving-in device for fixing an anchor in a hole with an undercut and comprising a drill adapted to be received in a chuck of an impact drilling machine, and a drive-in sleeve-shaped member secured to the drill for joint rotation therewith. The drive-in sleeve-shaped member has at an end thereof remote from the end at which it is secured to the drill, a bolt portion that engages a threaded sleeve member of the anchor to screw it over a threaded portion of an expanding bolt to displace an expansible sleeve over an expander portion of the threaded bolt.

REFERENCES:
patent: 1678124 (1928-07-01), Perreault
patent: 4468826 (1984-09-01), Moores, Jr.
patent: 4867249 (1989-09-01), Watkins, Jr. et al.
patent: 4904134 (1990-02-01), Fischer

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