Apparatus of making reproduction printing plates

Details Apparatus of making reproduction printing plates Apparatus of making reproduction printing plates

1975-06-13

1976-03-23

Spicer, Jr., Robert L.

Plastic article or earthenware shaping or treating: apparatus

Press forming means, press reshaping means, or vulcanizing...

425 71, 425373, 264175, 264220, 101382MV, B29C 1500

Patent

active

039457885

ABSTRACT:
A method of making reproduction printing plates having steps of disposing an opposed member against a roll member which has on its outer surface a matrix with a predetermined gap therebetween, supplying a molten thermoplastic material to the gap, and driving at least one of the opposing and roll members to press and roll the molten thermoplastic material onto the matrix.
An apparatus of making reproduction printing plates having a matrix, a roll member having thereon the matrix, an opposing member disposed against the roll member with a predetermined gap therebetween, a device for supplying molten thermoplastic material to the gap, and a device for driving at least one of the roll and opposing members to press and roll the molten thermoplastic material.

REFERENCES:
patent: 1377506 (1911-05-01), Novatny
patent: 2471392 (1949-05-01), Campbell
patent: 2526318 (1950-10-01), Battin
patent: 2788743 (1957-04-01), Schwerin
patent: 3085292 (1963-04-01), Kindseth
patent: 3216059 (1965-11-01), Voelshow
patent: 3509819 (1970-05-01), Canole
patent: 3515778 (1970-06-01), Fields et al.

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