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Title:
チッパー・ブレードの固定構造を改善する方法及び構造体
Document Type and Number:
Japanese Patent JP2012510906
Kind Code:
A
Abstract:
A fixing arrangement of a chipper blade for a chipper having a cylindrical blade disc, one end surface of which is provided with one or more blades extending essentially radially in relation to the blade disc and for support thereof a wearing segment is arranged, the chipper is provided with a wearing surface subsequent the blade for resisting the stress caused by the logs being chipped in the chipper. At least one blade segment is arranged to be supported onto the blade and the wearing segment, an upper surface of which forms a desired portion of the wearing surface, and a coating is formed on the upper surface to resist stress.

Inventors:
Kokko, Pekka
Yaskeleinen, Cali
Application Number:
JP2011539066A
Publication Date:
May 17, 2012
Filing Date:
December 07, 2009
Export Citation:
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Assignee:
Andritsu Yuukichu
International Classes:
B27L11/00
Domestic Patent References:
JPH10504502A1998-05-06
JP2003231104A2003-08-19
JP2004513808A2004-05-13
JPH09500695A1997-01-21
JPS5544692B11980-11-13
JP2007126751A2007-05-24
Attorney, Agent or Firm:
Asamura patent office
Hideto Asamura
Hajime Asamura
Katsunori Shirae
Toru Mori
Tadashi Tanaka
Ken Kanai
Hiroyuki Hashimoto
Yoshimitsu Mizumoto
Koji obi