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Patent Searching and Data


Title:
TUBE-MAKING DEVICE AND TUBE-MAKING METHOD USING SAME
Document Type and Number:
WIPO Patent Application WO/2015/166948
Kind Code:
A1
Abstract:
A tube-making device (1) that is provided with at least a plurality of circulating members (20), a spring mechanism (8) that connects the circulating members (20), and a belt-shaped member (100) joining mechanism (5). The tube-making device (1) is arranged inside an existing tube (90), and the belt-shaped member (100) is fed from the inner peripheral side of the tube-making device (1) to the joining mechanism (5). The fed belt-like member (100) is fed to the outer periphery of the tube-making device (1) and, while being pushed toward the outside in the radial direction, is circulated spirally and formed into a tubular shape. The outer diameter of the tube-making device (1) expands or contracts in accordance with the inner shape of the existing tube (90) by means of the spring mechanism (8), and a tube (10) is formed while the diameter thereof is expanded or reduced.

Inventors:
YAMASAKI, Masahiro (75, Nojiri, Ritto-sh, Shiga 27, 〒5203027, JP)
YOSHINO, Katsunori (75, Nojiri, Ritto-sh, Shiga 27, 〒5203027, JP)
SUGIYAMA, Yoshirou (75, Nojiri, Ritto-sh, Shiga 27, 〒5203027, JP)
YOSHIMINE, Shouta (75, Nojiri, Ritto-sh, Shiga 27, 〒5203027, JP)
Application Number:
JP2015/062833
Publication Date:
November 05, 2015
Filing Date:
April 28, 2015
Export Citation:
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Assignee:
SEKISUI CHEMICAL CO., LTD. (4-4 Nishitemma 2-chome, Kita-ku Osaka-sh, Osaka 65, 〒5308565, JP)
International Classes:
B29C63/32; F16L1/00; F16L55/18
Domestic Patent References:
WO2008075681A12008-06-26
WO2002048594A12002-06-20
WO2011013636A12011-02-03
Foreign References:
JPH10274389A1998-10-13
JPH11254531A1999-09-21
JP2005061545A2005-03-10
JP2013230602A2013-11-14
Other References:
See also references of EP 3138684A4
Attorney, Agent or Firm:
ARC PATENT ATTORNEYS' OFFICE (1-2 Sonezaki 1-chome, Kita-ku Osaka-sh, Osaka 57, 〒5300057, JP)
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