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Title:
PIPE CUTTING MACHINE AND PIPE CUTTING METHOD
Document Type and Number:
WIPO Patent Application WO/2010/064591
Kind Code:
A1
Abstract:
Disclosed is a pipe cutting machine (1) equipped with a notching device (10) having a rotary cutting blade (11) which forms on the exterior of a pipe (60) a notched portion (61) which is used for breaking, and a breaking device (20) which is located away from the notching device (10) in the forward direction of the pipe (60) and which breaks off the notched portion (61) of the pipe (60) which is used for cutting. Furthermore, as the notched portion (61) used for breaking is being formed on the exterior of the pipe (60) by the rotary cutting blade (11) of the notching device (10), the pipe cutting machine (1) breaks off, by means of the breaking device (20), the notched portion (61) of the pipe (60) which has been fed from the notching device (10) to the breaking device (20).

Inventors:
KANOUCHI Syouichirou (SHOWA DENKO K.K. 480, Inuzuka 1-chome, Oyama-sh, Tochigi 78, 〒3238678, JP)
叶内 庄一朗 (〒78 栃木県小山市犬塚1丁目480番地 昭和電工株式会社小山事業所内 Tochigi, 〒3238678, JP)
AKIMA Kazunori (SHOWA DENKO K.K. 480, Inuzuka 1-chome, Oyama-sh, Tochigi 78, 〒3238678, JP)
秋間 一則 (〒78 栃木県小山市犬塚1丁目480番地 昭和電工株式会社小山事業所内 Tochigi, 〒3238678, JP)
Application Number:
JP2009/070089
Publication Date:
June 10, 2010
Filing Date:
November 30, 2009
Export Citation:
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Assignee:
SHOWA DENKO K.K. (13-9, Shiba Daimon 1-chome Minato-k, Tokyo 18, 〒1058518, JP)
昭和電工株式会社 (〒18 東京都港区芝大門一丁目13番9号 Tokyo, 〒1058518, JP)
KANOUCHI Syouichirou (SHOWA DENKO K.K. 480, Inuzuka 1-chome, Oyama-sh, Tochigi 78, 〒3238678, JP)
叶内 庄一朗 (〒78 栃木県小山市犬塚1丁目480番地 昭和電工株式会社小山事業所内 Tochigi, 〒3238678, JP)
AKIMA Kazunori (SHOWA DENKO K.K. 480, Inuzuka 1-chome, Oyama-sh, Tochigi 78, 〒3238678, JP)
International Classes:
B23D21/00; G03G5/00; G03G5/10
Foreign References:
JP2003019620A2003-01-21
JPS54132883A1979-10-16
JPH04250915A1992-09-07
JP2000246689A2000-09-12
JP2008173691A2008-07-31
JPS63107538U1988-07-11
JPH02110570A1990-04-23
Attorney, Agent or Firm:
SHIMIZU Yoshihito et al. (Idemitsu Nagahori Building, 4-26 Minamisemba 3-chome, Chuo-ku, Osaka-sh, Osaka 81, 〒5420081, JP)
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