Title:
PREHEATER OF DEVICE FOR MANUFACTURING CORRUGATED BOARD SHEET
Document Type and Number:
Japanese Patent JP2003260743
Kind Code:
A
Abstract:
To control an S-shaped warpage of a corrugated board sheet in the width direction while keeping the tension of the sheet to an optimal degree, in a preheater of a device for manufacturing the corrugated board sheet.
The preheater of the device for manufacturing the corrugated board sheet is constituted of a plurality of heating units 107 obtained by dividing a heating means 101A in the sheet width direction. In addition, the quantity of heat applied to sheeting can be individually adjusted for every heating unit 107.
Inventors:
ISHIBUCHI HIROSHI
Application Number:
JP2002065937A
Publication Date:
September 16, 2003
Filing Date:
March 11, 2002
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
B31F1/36; (IPC1-7): B31F1/36
Attorney, Agent or Firm:
Yu Sanada