Apparatus for web caliper control

Details Apparatus for web caliper control Apparatus for web caliper control

1976-03-02

1978-09-19

Feldman, Peter

Presses

Automatic or material triggered control

Of roll separation or speed

100 93RP, 100162B, 100170, 162206, 29116AD, 165 30, B30B 1534, B30B 304

Patent

active

041145283

ABSTRACT:
Disclosed is an apparatus for controlling the caliper of a web, such as a continuous paper sheet issuing from a nip of a plural-roll device, such as a calender. One or more rolls of the device is subjected to a multiplicity of air jets issuing substantially at constant flow rates but at temperatures which may vary as desired from nozzles spaced lengthwise of the roll.

REFERENCES:
patent: 1253298 (1918-01-01), Temple et al.
patent: 3177799 (1965-04-01), Justus et al.
patent: 3203678 (1965-08-01), Sawyer et a.
patent: 3266561 (1966-08-01), Beachler et al.
patent: 3770578 (1973-11-01), Spurrell

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