Title:
INTAKE PORT STRUCTURE FOR ENGINE
Document Type and Number:
WIPO Patent Application WO/2016/121482
Kind Code:
A1
Abstract:
Tumble flow in a fuel chamber is strengthened without complicating structure. An intake port structure for an engine has an intake port (5) of an engine which is continuous with the upstream side of the inner surface of an annular seat ring (20) in the intake port (5), the inner surface of the intake port is provided with an inner-surface-matching part (32) that, in plan view along the axial direction of the seat ring (20) from a combustion chamber (3) side, is flush with the inner surface of the seat ring (20) on the rear end side farther from the axial center of a cylinder bore, and any other portion is provided with a projecting part (31) that protrudes farther inward than the inner surface of the seat ring (20).
Inventors:
MORIOKA RYO (JP)
YOSHIKAWA SATOSHI (JP)
HOSHIBA YOSHIYUKI (JP)
YOSHIKAWA SATOSHI (JP)
HOSHIBA YOSHIYUKI (JP)
Application Number:
PCT/JP2016/050651
Publication Date:
August 04, 2016
Filing Date:
January 12, 2016
Export Citation:
Assignee:
MITSUBISHI MOTORS CORP (JP)
International Classes:
F02F1/42; F01L3/06; F02B31/00
Foreign References:
| EP0281015A2 | 1988-09-07 | |||
| JPH02125916A | 1990-05-14 | |||
| JPS55102028U | 1980-07-16 | |||
| JPH08100702A | 1996-04-16 | |||
| JPH1150852A | 1999-02-23 | |||
| JPH0352338U | 1991-05-21 | |||
| JPH0979040A | 1997-03-25 | |||
| JP2007032560A | 2007-02-08 | |||
| JP2013122188A | 2013-06-20 | |||
| JP2007046457A | 2007-02-22 |
Attorney, Agent or Firm:
KAMADA Naoya et al. (JP)
Naoya Kamata (JP)
Naoya Kamata (JP)
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