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Title:
A spinning method of a polygon pipe, and a manufacturing method of a muffler
Document Type and Number:
Japanese Patent JP5983461
Kind Code:
B2
Inventors:
山本 明慶
四方 憲治
三輪 健
平松 浩一
野尻 勲
藤田 智幸
杉 一晃
Application Number:
JP2013033232A
Publication Date:
August 31, 2016
Filing Date:
February 22, 2013
Export Citation:
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Assignee:
トヨタ自動車株式会社
International Classes:
F01N13/18; B21D22/14; B21D53/84; B21H1/00; F01N1/00
Domestic Patent References:
JP2001286955A
JP2007120365A
JP2009195922A
JP2002361342A
JP200362620A
JP2000317533A
JP2001259749A
JP200310922A
Attorney, Agent or Firm:
家入 健



 
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