Handling: hand and hoist-line implements – Hoistline attached load supporting frame
Patent
1979-08-17
1981-03-17
Marbert, James B.
Handling: hand and hoist-line implements
Hoistline attached load supporting frame
414722, 414723, B67C 100
Patent
active
042563372
ABSTRACT:
A universal lifting fork assembly, for lifting a load of product and having tine members, mounted in spaced apart location, for insertion under a load, side frame means with the tine members mounted on the frame means, and being movable to provide different spacings between the tine members, a column member extending upwardly from the frame and being extendible and rectractable to vary its length, fastening means in the column to secure the same at a predetermined adjusted length, a balance bar connected to the upper end of the column means, and extending outwardly to one side, and, adjustable hoist attachment means on the balance bar having locking means, whereby it may be locked in a predetermined adjusted position to center over a load.
REFERENCES:
patent: 732884 (1903-07-01), Normandin
patent: 3066968 (1962-12-01), Brooks
patent: 3851779 (1974-12-01), Crawford
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