Handling: hand and hoist-line implements – Grapple – Load shifting
Patent
1985-06-07
1986-09-16
Marbert, James B.
Handling: hand and hoist-line implements
Grapple
Load shifting
2941032, B66C 134, B66C 122
Patent
active
046118446
ABSTRACT:
Tilting harness for receiving and for handling heavy spools or rolls with the help of a rolling frame guided in a crane carriage, and a mandrel arranged on the rolling frame, the mandrel serving to lock in the core bore of the roll with a radially extendable clamping jaw, whereby the drive for the operation of the clamping jaw comprises a spring-stressed tilting lever, which can be tilted by means of a cam against the force of the spring in the retracted position of the clamping jaw.
REFERENCES:
patent: 3680907 (1972-08-01), Siegwart
patent: 4166647 (1979-09-01), Schmidt
patent: 4375936 (1983-03-01), Dechantsreiter
Industriewerk Nachf. Seifert & Co. KG
Marbert James B.
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