Advancing material of indeterminate length – Means to engage longitudinally spaced modifications in material – Pins on flexible belt or chain
Patent
1975-04-23
1976-06-01
Schacher, Richard A.
Advancing material of indeterminate length
Means to engage longitudinally spaced modifications in material
Pins on flexible belt or chain
226 83, G03B 130
Patent
active
039603040
ABSTRACT:
A device for holding down sheet material on a conveyor belt, the device having a spring-loaded flap which can be locked in the holding down position and which when the lock is released, is moved into an open position by the spring pull and is thus swivelled about a shaft which is arranged parallel to the direction in which the conveyor belt moves.
REFERENCES:
patent: 2622476 (1952-12-01), Ress
patent: 3114490 (1963-12-01), Zenner
Nixdorf Computer AG
Schacher Richard A,.
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