Apparatus for gripping and weight-different clamping of workpiec

Details Apparatus for gripping and weight-different clamping of workpiec Apparatus for gripping and weight-different clamping of workpiec

1996-06-26

1998-08-18

Kramer, Dean

Handling: hand and hoist-line implements

Grapple

Pivoted jaws

2941101, 294117, 414917, B66C 142

Patent

active

057950032

ABSTRACT:
An apparatus for gripping and weight-dependent clamping of workpieces, bar guides and the like that are to be held or moved relative to a location, particularly in connection with a hand-guided handling device that has a control switch. The apparatus includes a carrying frame to which are linked upper hinge-bolt pairs for respective superimposed pairs of parallel rods, which are detachably attached by pairs of lower hinge-bolts to a connection piece for gripping elements. A pair of struts, each of which is linked to one lower hinge-bolt, is jointly attached in articulated fashion to a control bolt centrally adjustable between the rods in a guide slot on the carrying frame.

REFERENCES:
patent: 2610890 (1952-09-01), Jaeger
patent: 2743954 (1956-05-01), Ostlund
patent: 3069761 (1962-12-01), Sommer
patent: 4133570 (1979-01-01), Hammink et al.
patent: 4709953 (1987-12-01), Sirota

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