Lifting tackle for filled sacks

Details Lifting tackle for filled sacks Lifting tackle for filled sacks

1978-08-28

1980-10-07

Cherry, Johnny D.

Handling: hand and hoist-line implements

Hook, hoistline, or grab type

Locking device

294103R, 414607, 414621, B66C 142

Patent

active

042264588

ABSTRACT:
Lifting gear for a filled sack comprises a pair of clamping bars between which the gathered and flattened mouth portion of the sack can be clamped after the mouth portion has been slung thereabout. The bars are in the form of parallel cantilever arms and rotatable about an axis parallel thereto, one of the bars also being displaceable to and from the other bar while remaining parallel thereto.

REFERENCES:
patent: 824904 (1906-07-01), Cammett et al.
patent: 2327139 (1943-08-01), Scott
patent: 2607560 (1952-08-01), Bugg
patent: 2874431 (1959-02-01), Elsner
patent: 3120403 (1964-02-01), Molzan et al.
patent: 3143233 (1964-08-01), Evans et al.
patent: 3937394 (1976-02-01), Netschert

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