Handling: hand and hoist-line implements – Hand bars and hand barrows – Opposing jaws
Patent
1993-04-07
1995-01-10
Kramer, Dean J.
Handling: hand and hoist-line implements
Hand bars and hand barrows
Opposing jaws
294101, 294131, B66C 148
Patent
active
053800559
ABSTRACT:
A sheet puller designed to move sheet metal stock having a rotatable offset cam with teeth which interacts with a pressure plate which holds the sheet to be moved, the teeth on the cam being designed to engage the sheet when the puller is moved in one direction and disengage the sheet when the puller is moved in the opposite direction, the sheet being received between a guide support top and a guide support base.
REFERENCES:
patent: 1917663 (1933-07-01), Porter
patent: 2006949 (1935-07-01), Hockensmith
patent: 2549918 (1951-04-01), Miller
patent: 2566489 (1951-09-01), Grater
patent: 2776856 (1957-01-01), Ingram
patent: 3000662 (1961-09-01), Scarlett
patent: 3284049 (1966-11-01), Haraden
patent: 4162804 (1979-07-01), Davies
patent: 4349225 (1982-09-01), Collins et al.
patent: 4795202 (1989-01-01), Mader
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