Title:
FUEL RAIL FOR GASOLINE DIRECT-INJECTION ENGINE
Document Type and Number:
WIPO Patent Application WO/2021/153105
Kind Code:
A1
Abstract:
Provided is a fuel rail for a gasoline direct-injection engine that prevents injector holder misalignment due to an uneven shape of the main rail body joint surface of the injector holder, and has excellent precision in the position of an injection holder connecting part. This fuel rail for a gasoline direct-injection engine, which is configured by brazing the injection holder to a main rail, is characterized in that four protrusions for temporary attachment of the holder are provided in cross positions in rail-body-joining arcuate recesses formed in the injector holder, and the rail-body-joining arcuate recesses of the injector holder are brazed after being temporarily attached to the rail body via the four protrusions disposed in the cross positions.
Inventors:
HINOBAYASHI KAZUMA (JP)
SERIZAWA KAZUHIRO (JP)
SERIZAWA KAZUHIRO (JP)
Application Number:
PCT/JP2020/047947
Publication Date:
August 05, 2021
Filing Date:
December 22, 2020
Export Citation:
Assignee:
USUI CO LTD (JP)
International Classes:
F02M55/02
Foreign References:
| CN106424999A | 2017-02-22 | |||
| KR20110003235A | 2011-01-11 | |||
| JP2011226425A | 2011-11-10 | |||
| JP2014196730A | 2014-10-16 | |||
| JP2010007651A | 2010-01-14 |
Attorney, Agent or Firm:
OSHIDA Yoshitaka (JP)
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