Composite anchor

Details Composite anchor Composite anchor

1991-03-21

1992-04-14

Corbin, David H.

Hydraulic and earth engineering

Earth treatment or control

Rock or earth bolt or anchor

4052596, 411 82, E21D 2002, F16B 3900

Patent

active

051042665

ABSTRACT:
A composite anchor for insertion in a borehole in a soil consists of an anchoring rod with several expanding cones and is surrounded, in its insertion section, by a screen sleeve of a wire mesh, which screen sleeve effects a borehole cleaning and mixing of the mortar compound as the composite anchor is driven in.

REFERENCES:
patent: 4773794 (1988-09-01), Harke
patent: 4787186 (1988-11-01), Irmscher et al.
patent: 4836729 (1989-06-01), Bisping et al.
patent: 4968185 (1990-11-01), Leibhard et al.

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