Title:
RESIN TUBE AND PIPE CONNECTION STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2014/097746
Kind Code:
A1
Abstract:
Provided is a resin tube that maintains sealing performance while making it possible to reduce a seal member. A partner material (2) is inserted in the resin tube (3) from an open end thereof. The resin tube (3) is provided with an outer layer (31) and an inner layer (32) having a smaller elastic modulus than the outer layer (31). The outer layer (31) is provided with an annular main protrusion (31a) that protrudes radially inward toward the open end side of the resin tube (3). The inner layer (32) is compressed by the main protrusion (31a) and the partner material (2) when the partner material (2) is inserted in the resin tube (3).
Inventors:
MIZUTANI KOJI (JP)
KATAYAMA KAZUTAKA (JP)
TAKIMOTO YORIHIRO (JP)
KASAHARA KAZUHITO (JP)
KATAYAMA KAZUTAKA (JP)
TAKIMOTO YORIHIRO (JP)
KASAHARA KAZUHITO (JP)
Application Number:
PCT/JP2013/079191
Publication Date:
June 26, 2014
Filing Date:
October 29, 2013
Export Citation:
Assignee:
TOKAI RUBBER IND LTD (JP)
International Classes:
F16L11/08; B32B27/00; F02M37/00; F16L37/12
Foreign References:
| JPS57193482U | 1982-12-08 | |||
| JP2006124665A | 2006-05-18 | |||
| JP2008133897A | 2008-06-12 | |||
| JP2006234024A | 2006-09-07 |
Attorney, Agent or Firm:
KYORITSU INTERNATIONAL (JP)
Patent business corporation Joint establishment (JP)
Patent business corporation Joint establishment (JP)
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