Title:
複合管の製造方法
Document Type and Number:
Japanese Patent JP5847403
Kind Code:
B2
Abstract:
The invention provides a composite pipe and a manufacture method thereof. The composite pipe and the manufacture method thereof are advantageous in that, even joint of end portions of sheet members is not performed, the sheet members can be maintained in a state of covering the outer periphery of the pipe body. A composite pipe (10) comprises a pipe body (12), sheet members (14) covering the outer periphery of the pipe body (12), and a seamless holding layer (16) covering the whole outer periphery of the sheet members (14). Therefore, since the holding layer (16) is sued to cover the end portions of the sheet members (14), even joint of end portions of sheet members is not performed, the sheet members (14) can be maintained in a state of covering the outer periphery of the pipe body (12).
Inventors:
Satoru Furukawa
Yoshikazu Mitsuhashi
Yoshikazu Mitsuhashi
Application Number:
JP2011044012A
Publication Date:
January 20, 2016
Filing Date:
March 01, 2011
Export Citation:
Assignee:
Bridgestone Corporation
International Classes:
F16L9/14; B29C63/02; B29C63/26; B29D23/00; F16L58/02; F16L59/147
Domestic Patent References:
JP53004362U | ||||
JP2009045850A | ||||
JP6064062A | ||||
JP8207178A | ||||
JP6254988A | ||||
JP2006168024A | ||||
JP59085494U |
Attorney, Agent or Firm:
Atsushi Nakajima
Kato Kazunori
Hiroshi Fukuda
Kato Kazunori
Hiroshi Fukuda
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