Power-driven gripper, especially for manipulating mould parts an

Details Power-driven gripper, especially for manipulating mould parts an Power-driven gripper, especially for manipulating mould parts an

1987-10-14

1989-04-25

Cherry, Johnny D.

Handling: hand and hoist-line implements

Hook, hoistline, or grab type

Locking device

294 97, B66C 316

Patent

active

048241555

ABSTRACT:
In a gripper with two pivotable jaws (5,6) for engaging a core mask (7) or the like in an automated foundry plant, each jaw is actuated by a knee-joint linkage (18,22a and 19,22b respectively) with a common member (22) driven by a single hydraulic cylinder (24). By arranging the actuating mechanism as shown, it is possible

REFERENCES:
patent: 3211490 (1965-10-01), Gardner et al.
patent: 4260323 (1981-04-01), Muntjanoff
patent: 4452479 (1984-06-01), Terai et al.
patent: 4615374 (1986-10-01), Persson

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