Web printing apparatus

Details Web printing apparatus Web printing apparatus

1996-10-02

1998-06-16

Burr, Edgar S.

Printing

Rolling contact machines

Rotary

101219, B41F 13004

Patent

active

057654824

ABSTRACT:
Web printing apparatus having an impression roll and method of operating the apparatus for printing webs having different characteristics, such as different thickness and/or different modulus of elasticity, in which the speed of the impression roll is adjusted in accordance with the said characteristics and the tension to which the web is subjected in the printing operation to feed forward webs of different characteristics at different speeds for precision in impression length.

REFERENCES:
patent: 2906143 (1959-09-01), Musser
patent: 3724733 (1973-04-01), Schaffer et al.
patent: 4361089 (1982-11-01), Wittkopf et al.
patent: 4362098 (1982-12-01), Stelling et al.
patent: 4363270 (1982-12-01), Ury et al.
patent: 4785734 (1988-11-01), Kawana et al.
patent: 4817457 (1989-04-01), Carlson
patent: 4817525 (1989-04-01), Yagi
patent: 4934212 (1990-06-01), Hofmeister
patent: 4945293 (1990-07-01), Wittkopf et al.
patent: 5265527 (1993-11-01), Tedford
patent: 5570633 (1996-11-01), Schultz et al.

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