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Patent Searching and Data


Title:
DRYER IN PAPER MAKING MACHINE
Document Type and Number:
Japanese Patent JP2009144304
Kind Code:
A
Abstract:

To provide a dryer in paper making machine keeping a canvas in a new state for a long time by effectively removing sticky foreign matters.

The paper making machine is provided with a scraper device 20 scraping off the adherent on a return side canvas 10b of a canvas 10, a pressure water jetting device 30 for jetting pressure water over the whole width direction on the front side of the traveling direction from the scraper device 20 to the return side canvas 10b, and a releasing agent spraying device 40 for spraying an aqueous releasing agent over the whole width direction. The machine forms a releasable coating film on the surface of the canvas 10 by the aqueous releasing agent sprayed from the releasing agent spraying device 40, and prevents adhesion of foreign matters, removes foreign matters blocking the meshes of the canvas 10 by the pressure water jetted from the pressure water jetting device 30 and washes the surface of the canvas 10, and scrapes off the adherent on the surface of the canvas 10 by the scraper device 20.


Inventors:
KASHIWAGI HIDEYUKI
CHIBA TSUKASA
Application Number:
JP2007000325987
Publication Date:
July 02, 2009
Filing Date:
December 18, 2007
Export Citation:
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Assignee:
RENGO CO LTD
International Classes:
D21F7/08; D21F5/04
Domestic Patent References:
JPS493443B11974-01-26
JPH0748794A1995-02-21
JPS5526002A1980-02-25
JPH0849185A1996-02-20
JP2001055684A2001-02-27
JPS61137697A1986-06-25
JPS4412161Y11969-05-21
Attorney, Agent or Firm:
鎌田 文二
鳥居 和久
田川 孝由
東尾 正博