Material or article handling – Vertically swinging load support – Shovel or fork type
Patent
1993-12-27
1995-10-10
Underwood, Donald W.
Material or article handling
Vertically swinging load support
Shovel or fork type
7449003, 414917, 901 15, 901 28, E02F 920
Patent
active
054565685
ABSTRACT:
An arm mechanism to be operated at a proximal location to move a tool at a distal location. The arm mechanism includes an outer series of links and an inner series of links. Each series of links are connected together in an engaging relationship and in an in-line relationship with the outer series of links being pivotally mounted on the inner series of links. The arm mechanism is capable of being moved through almost three hundred and sixty degrees with the tool being movable in precise increments.
REFERENCES:
patent: 4435120 (1984-03-01), Ikeda et al.
patent: 4600355 (1986-07-01), Johnson
Kirby Jeffrey R.
Kirby Troy E.
Munro Jack C.
Underwood Donald W.
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