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Title:
COOLING STRUCTURE OF HYDRAULIC CONTINUOUSLY VARIABLE TRANSMISSION
Document Type and Number:
Japanese Patent JP2007002871
Kind Code:
A
Abstract:

To provide a cooling structure of a hydraulic continuously variable transmission in a simple structure at low cost.

A port block 42 is connected to a transmission casing 41 storing a pump 10P and a motor 10M for transmission. A meandering oil passage d for cooling connected to a charge oil passage in the port block 42 is formed in the port block 42. Cooling air from a cooling fan fitted to the input shaft 43 of the pump 10P is fed to the outer surface of the port block 42.


Inventors:
SHIBATA TAKASHI
TOMIYAMA YOSHIO
KURAMOTO TAKASHI
SHIMADA HIROSHI
KOMORIDA TAKESHI
NISHIHARA KENJI
OSUGA MASASHI
Application Number:
JP2005000180833
Publication Date:
January 11, 2007
Filing Date:
June 21, 2005
Export Citation:
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Assignee:
KUBOTA KK
International Classes:
F16H39/14; F16H57/02; F16H57/04
Domestic Patent References:
JP2002295639A2002-10-09
JPH08247263A1996-09-24
JPS6392862U1988-06-15
JP2001048047A2001-02-20
JPH0547601U1993-06-25
JPS511862A1976-01-09
JPH11101334A1999-04-13
Attorney, Agent or Firm:
北村 修一郎