Quadflex bucket apparatus

Details Quadflex bucket apparatus Quadflex bucket apparatus

1988-05-02

1990-05-15

Spar, Robert J.

Material or article handling

Vertically swinging load support

Shovel or fork type

414704, 414732, 414739, E02F 304

Patent

active

049253590

ABSTRACT:
A quadflex bucket apparatus operable to grasp and lift loose piles of material. The quadflex bucket apparatus comprises a lower jaw assembly with at least one finger member pivotally secured thereto. An upper jaw assembly is pivotally secured to the middle jaw assembly. A pair of first hydraulic cylinders is pivotally secured to the lower jaw assembly and to the middle jaw assembly. A pair of second hydraulic cylinders is pivotally secured to the middle jaw assembly and to the upper jaw assembly.

REFERENCES:
patent: 3305118 (1967-02-01), Lull
patent: 3485396 (1969-12-01), Lundquist
patent: 3669293 (1972-06-01), Bryan et al.
patent: 4106646 (1978-08-01), Weisgerber
patent: 4309142 (1982-01-01), Shumaker
patent: 4790717 (1988-12-01), Anderson

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