Plastic film processing apparatus

Details Plastic film processing apparatus Plastic film processing apparatus

1996-12-16

1998-12-29

Darling, John P.

Winding, tensioning, or guiding

Convolute winding of material

With cutting, perforating, or notching

2425261, B65H 3500

Patent

active

058531386

ABSTRACT:
A plastic film processing apparatus adapted for processing tiny pores in a plastic film, enabling it to be torn in any direction, the apparatus including two lifting blocks vertically adjusted by a respective adjusting screw, an impression cylinder revolvably mounted between the lifting blocks by bearings, a film transfer cylinder having fine grains raised from the periphery and peripherally disposed in contact with the impression cylinder for processing tiny pores in the plastic film passing through.

REFERENCES:
patent: 1967202 (1934-07-01), Dalton
patent: 2328109 (1943-08-01), Thompson
patent: 3140838 (1964-07-01), Hulett
patent: 4507535 (1985-03-01), Bennett et al.

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