OIL PAN STRUCTURE - TOYOTA MOTOR CO LTD

Title:

OIL PAN STRUCTURE

Document Type and Number:

WIPO Patent Application WO/2008/149912

Kind Code:

A1

Abstract:

An oil pan structure (1) has a lower structure (2) mounted on the lower part of an engine block, a main oil pan (3) provided at the lower part of the engine block with the lower structure (2) in between, and a sub oil pan (5) having a depression (4) and placed on the inner side of the main oil pan (3). The sub oil pan (5) forms, on the inner side of the main oil pan (3), a first chamber (6) and a second chamber (7) located around the first chamber (6). The sub oil pan (5) is split into an upper body (5a) and a lower body (5b). The upper body (5a) is formed by injection molding together with the lower structure (2).

Inventors:

YAMADA KENICHI (JP)
KOBAYASHI HIDEO (JP)
ARISAWA KATUHIKO (JP)
SUGIYAMA TOSHIHISA (JP)
HAYASHI KUNIHIKO (JP)
MICHIKAWAUCHI RYO (JP)

Application Number:

PCT/JP2008/060322

Publication Date:

December 11, 2008

Filing Date:

May 29, 2008

Export Citation:

Click for automatic bibliography generation Help

Assignee:

TOYOTA MOTOR CO LTD (JP)
YAMADA KENICHI (JP)
KOBAYASHI HIDEO (JP)
ARISAWA KATUHIKO (JP)
SUGIYAMA TOSHIHISA (JP)
HAYASHI KUNIHIKO (JP)
MICHIKAWAUCHI RYO (JP)

International Classes:

F01M11/00

Domestic Patent References:

WO2006095880A1

2006-09-14

Foreign References:

JP2003222012A	2003-08-08
JPH08296500A	1996-11-12
JPH0510210A	1993-01-19
JP2001152825A	2001-06-05
JP2003222012A	2003-08-08
JPH0510210A	1993-01-19

Other References: