Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor
Patent
1979-07-12
1982-05-11
Corbin, David H.
Hydraulic and earth engineering
Earth treatment or control
Rock or earth bolt or anchor
405287, E02D 520, E02D 2902
Patent
active
043290892
ABSTRACT:
A retaining structure for an earthen formation wherein spaced anchor members in the form of rock anchors or gridwork mats are embedded in the formation and wire retainers are secured between the anchor members. The retainers comprise primary retention rods secured to the anchors and secondary retention members secured to the rods to span the space between adjacent anchor members. In certain embodiments the anchors are provided with extensions to support form panels in spaced relationship to the secondary retention members and a concrete wall is formed in place between said panels and the secondary retention members.
REFERENCES:
patent: 1693311 (1928-11-01), Miller et al.
patent: 1812364 (1931-06-01), Oursler
patent: 2193425 (1940-03-01), Lake
patent: 2405289 (1946-08-01), Cardwell
patent: 3152198 (1964-10-01), Williams
patent: 3981038 (1976-09-01), Vidal
Hilfiker Harold O.
Hilfiker William B.
Hilfiker William K.
Corbin David H.
Hilfiker Pipe Company
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