Earth anchor work method and anchor device

Details Earth anchor work method and anchor device Earth anchor work method and anchor device

1975-06-20

1976-07-27

Bell, J. Karl

Static structures (e.g., buildings)

Deadman-type anchor

52698, 61 39, 61 5352, E02D 574

Patent

active

039711773

ABSTRACT:
An earth anchor device in which a plurality of flanged load-resistant plate couplers are removably screwed at predetermined intervals on a prestressing tendon (which usually may be cold drawn steel wire, or alloy steel wire or bar having high tensile strength, hereinafter referred to as "Tendon") forming the core portion of an earth anchor, a spring mechanism is closely annexed to the load-resistant surface of each of the flanged load-resistant plate couplers, and protective synthetic resin tubes each having an inner diameter slightly larger than the diameter of the Tendon are mounted over the peripheral portions of the Tendon which are exposed; and an earth anchor work method using such an anchor device. The anchor device is inserted into a bore drilled in the earth and embedded integrally with a charge of mortar forced into the bore, and after used, the Tendon of the anchor device is removable from the earth anchor device by being rotated about the axis thereof.

REFERENCES:
patent: 3152198 (1964-10-01), Williams
patent: 3188815 (1965-06-01), Schuermann et al.
patent: 3494134 (1970-02-01), Jorge
patent: 3507121 (1970-04-01), Morfeldt
patent: 3695045 (1972-10-01), Williams

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