Lifting device for handling cut cellular concrete bodies

Details Lifting device for handling cut cellular concrete bodies Lifting device for handling cut cellular concrete bodies

1975-08-19

1976-08-10

Marbert, James B.

Handling: hand and hoist-line implements

Utilizing fluid pressure

Frames

294 87R, 214 1BT, 198 34, B66C 102

Patent

active

039737950

ABSTRACT:
A load-lifting device comprises a generally horizontal frame to be lifted and a plurality of load-engaging carriers movable by means of actuators along said supporting frame in a direction, in which the carriers form a row. Every two adjacent carriers are interconnected by a group of actuators that is operable independently of all the other actuator groups, and only one of said interconnected carriers is connected to the frame by actuator means defining the position of all said interconnected carriers relative to the frame.

REFERENCES:
patent: 3302967 (1967-02-01), Harris et al.
patent: 3542412 (1970-11-01), Kock et al.
patent: 3610673 (1971-10-01), Albin et al.

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