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Title:
PIPE MEMBER
Document Type and Number:
WIPO Patent Application WO/2017/110075
Kind Code:
A1
Abstract:
Provided is a pipe member capable of achieving excellent flexibility and high rigidity. For the pipe member (10), outer ribs (17) for connecting adjacent outer surface protrusions (12) to each other are configured from an upper end (19) connected to one of two adjacent outer surface protrusions (12) and a lower end (20) connected to the other of the two adjacent outer surface protrusions (12). The upper end (19) is formed so as to be shifted from the lower end (20) in the circumferential direction of the pipe body (11). As a result, the outer surface ribs (17) are inclined with respect to the axial direction.

Inventors:
HANDA, Kazuya (5-3 Hikarino-Oka, Yokosuka-sh, Kanagawa 60, 〒2398560, JP)
SHINADA, Masashi (5-3 Hikarino-Oka, Yokosuka-sh, Kanagawa 60, 〒2398560, JP)
Application Number:
JP2016/005167
Publication Date:
June 29, 2017
Filing Date:
December 16, 2016
Export Citation:
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Assignee:
NIFCO INC. (5-3 Hikarino-Oka, Yokosuka-shi Kanagawa, 60, 〒2398560, JP)
International Classes:
F16L11/115; F02M35/10; F16L27/111
Domestic Patent References:
WO2011073047A12011-06-23
Foreign References:
JPS57190571A1982-11-24
JPS538044B21978-03-24
JPS6288893A1987-04-23
JPS60146987A1985-08-02
JPH08270843A1996-10-15
JPH01130019U1989-09-05
EP1231424A12002-08-14
Attorney, Agent or Firm:
FUKUDA, Shinichi et al. (Kashiwaya Bldg. 6-13, Nishishinbashi 1-chome Minato-k, Tokyo 03, 〒1050003, JP)
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