Pressure belt for use with extended nip press in paper making machine
AssigneeIchikawa Woolen Textile Co., Ltd.
InventorMasao Kiuchi
Life of this patent
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Abstract
A pressure belt for use with an extended nip press in paper making machine characterized by comprising a base fabric formed of a synthetic fiber filament, and formed with a synthetic resin layer on each outer and inner peripheral side thereof. The outer peripheral side which becomes in contact with the felt is provided with a number of drain channels. Such a construction is advantageous in improving a travelling stability of belt, dewatering efficiency of web of paper, etc.
Claims4
In a pressure belt for use with a paper making machine including an extended nip press having a press roll and a pressure shoe which are in surface contact with each other, said pressure belt travelling between said press roll and a pressure shoe and being forced towards the press roll by the pressure shoe so that a felt and a web of paper to be dewatered and carried on the felt are squeezed in the nip, said pressure belt characterized by comprising an endless base fabric formed of a synthetic fiber filament, and formed with a synthetic resin layer on each outer and inner side thereof, said outer side being provided with a number of drain channels on the surface of said outer side, said channels providing drainage without permitting leakage through the belt.
Dependencies are inferred from the claim text.