Title:
COOLING APPARATUS FOR MULTI-CYLINDER ENGINE
Document Type and Number:
WIPO Patent Application WO/2014/129145
Kind Code:
A1
Abstract:
The present invention is characterized in that a cylinder block (30) comprises: an introduction section (36) that is disposed at one end of a row of cylinders, and introduces a cooling liquid (W) to a water jacket (33); a narrow section (42) that is disposed in the vicinity of the introduction section (36), and restricts the flow of the cooling liquid (W) introduced from the introduction section (36) to an intake-side portion of the water jacket (33); and a discharge section (37) that is disposed at the center of the row of cylinders on a discharge side, and discharges the cooling liquid (W) from the water jacket (33). The present invention is further characterized in that a discharge-side portion of the water jacket (33) is formed in such a manner that a flow path cross-sectional area is larger at the top than at the bottom in the cylinder axial direction.
Inventors:
MATSUMOTO DAISUKE
TABATA DAISUKE
NAITO MASAHIRO
TABATA DAISUKE
NAITO MASAHIRO
Application Number:
PCT/JP2014/000719
Publication Date:
August 28, 2014
Filing Date:
February 12, 2014
Export Citation:
Assignee:
MAZDA MOTOR (JP)
International Classes:
F02F1/14; F01P3/02; F01P3/20; F01P7/16; F02F1/10
Foreign References:
| JP2009243414A | 2009-10-22 | |||
| JPS62143050U | 1987-09-09 | |||
| JPH06193443A | 1994-07-12 |
Attorney, Agent or Firm:
PATENT CORPORATE BODY ARCO PATENT OFFICE (JP)
Patent business corporation Owner old patent firm (JP)
Patent business corporation Owner old patent firm (JP)
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