Title:
FUEL PIPE
Document Type and Number:
WIPO Patent Application WO/2018/078978
Kind Code:
A1
Abstract:
Provided is a fuel pipe 4 that is connected with a fuel distribution pipe 3 which distributes and supplies fuel to a plurality of fuel injection devices 2, the fuel pipe being equipped with a pipe body 41 and a connection head part 42 fastened to the fuel distribution pipe 3 by a cap nut 5, wherein the connection head part 42 has: a first curved portion 43 which is curved in a circular shape in a reference cross-section cut perpendicularly to a central axis line A of the fuel pipe 4 and which is to abut against a seat surface 36 formed on an inner peripheral surface of the fuel distribution pipe 3; a second curved portion 44 which is curved in a circular shape in the reference cross-section and which is locked on a locking surface 54 formed on an inner peripheral surface of the cap nut 5; and a straight portion 45 which extends linearly in the reference cross-section and which connects between the first curved portion 43 and the second curved portion 44.
Inventors:
TADOKORO HAYATO (JP)
OZAWA YUJI (JP)
LEE SEIHAU (JP)
OZAWA YUJI (JP)
LEE SEIHAU (JP)
Application Number:
PCT/JP2017/027076
Publication Date:
May 03, 2018
Filing Date:
July 26, 2017
Export Citation:
Assignee:
SANOH IND CO LTD (JP)
International Classes:
F02M55/02
Foreign References:
| JP2008542601A | 2008-11-27 | |||
| JP2007077807A | 2007-03-29 | |||
| DE102005045731A1 | 2007-04-12 | |||
| DE102007046203A1 | 2008-05-15 |
Other References:
See also references of EP 3533991A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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