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US 2017/0190534 A1Published application
Tension control device and conveying device
AssigneeIHI Corporation
InventorsTakayuki MABUCHI, Rui OOHASHI, Kensuke HIRATA
Life of this patent
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Abstract
The present disclosure provides a tension control device including a turn bar which is disposed between an upstream device delivering a belt-shaped web and a downstream device receiving the web and of which a pressing member presses the web and a control unit which feedforward-controls a pressing force applied from the turn bar to the web on the basis of a schedule relating to a conveying speed of the web of any one of the upstream device and the downstream device.
Claims12
A tension control device comprising:
- a turn bar which is disposed between an upstream device delivering a belt-shaped web and a downstream device receiving the web and of which a pressing member presses the web in a direction substantially normal to a conveying surface of the web in the vicinity of a guide surface of the pressing member;
- and
- a control unit which feedforward-controls a pressing force applied from the turn bar to the web on the basis of a schedule relating to a web conveying speed of any one of the upstream device and the downstream device.
Dependencies are inferred from the claim text.