Anchor device for securing rock bolts

Details Anchor device for securing rock bolts Anchor device for securing rock bolts

1988-02-26

1989-04-11

Wilson, Neill A.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Including settable material

Adhesive encapsulated

411258, 405261, 52704, F16B 3902, E21B 2002

Patent

active

048200956

ABSTRACT:
Anchor device for securing a rock bolt in a borehole, comprising an elongated cage having a perforated elongated wall confining an elongated chamber containing a bonding means for bonding the rock bolt within the borehole, the cage having a trailing end adapted to mount the anchor device onto the leading end of a rock bolt for insertion into the borehole.

REFERENCES:
patent: Re25869 (1965-10-01), Schuermann et al.
patent: 2092341 (1937-09-01), De Vries
patent: 2849866 (1958-09-01), Flygare et al.
patent: 3699687 (1972-10-01), Bourland
patent: 3877235 (1975-04-01), Hill
patent: 3901039 (1975-08-01), Lundkvist
patent: 4224971 (1980-09-01), Muller et al.
patent: 4279340 (1981-07-01), Lang
patent: 4354782 (1982-10-01), Newport

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