Clam bucket attachment

Details Clam bucket attachment Clam bucket attachment

1981-10-05

1983-07-12

Spar, Robert J.

Material or article handling

Vertically swinging load support

Shovel or fork type

414734, 414735, 414722, 294 70, 294111, 371175, B66C 306, E02F 344

Patent

active

043927742

ABSTRACT:
A clam bucket attachment designed to cooperate with the crowd and the bucket curl or crowd hydraulic cylinder of a conventional backhoe, which attachment includes a bucket support pivotally and rotatably carried by the backhoe crowd and having a cable which operates to open and close a clam bucket suspended from the bucket support. A cable boom is removably, but rigidly attached to the crowd, and includes a forward and rear sheave which receive the cable, one end of which is connected to the crowd hydraulic cylinder, and the opposite end to the clam bucket. The clam bucket is opened and closed by extending and retracting the crowd hydraulic cylinder and is raised and lowered by operation of the backhoe crowd and boom, in conventional fashion.

REFERENCES:
patent: 2486479 (1949-11-01), Kennedy
patent: 3517960 (1970-06-01), Mork et al.
patent: 3920137 (1975-11-01), McCain
patent: 4257731 (1981-03-01), Beaver

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