Material or article handling – Vertically swinging load support – Shovel or fork type
Patent
1984-07-31
1986-08-19
Valenza, Joseph E.
Material or article handling
Vertically swinging load support
Shovel or fork type
414695, B66F 906
Patent
active
046066934
ABSTRACT:
A rigged truck comprises runways defined on the truck platform and extending lengthwise thereto close to a corresponding truck side, a carriage mounted for movement along said runways, a tower mounted rotatably on said carriage and having an operator's seat at the top, a main support which is carried, through a horizontal axis articulated parallelogram, cantilever-fashion on said tower and is movable in a vertical direction, a secondary support mounted rotatable about a vertical axis on said main support, an arm mounted at one of its ends oscillably on the secondary support about a horizontal axis lying substantially parallel to the plane containing said articulated parallelogram, and a boom mounted oscillably at the other end of said arm and being terminated with a tool end.
REFERENCES:
patent: 3298547 (1967-01-01), Williams
patent: 3313431 (1967-04-01), Kelly
patent: 3669285 (1972-06-01), Neff
patent: 3933259 (1976-01-01), Irving
patent: 4077140 (1978-03-01), Branconi
patent: 4373856 (1983-02-01), Taylor
patent: 4433495 (1984-02-01), Kishi
Josif Albert
Modiano Guido
Shane Kyle E.
Valenza Joseph E.
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