Title:
HYDRAULIC CONTINUOUSLY VARIABLE TRANSMISSION
Document Type and Number:
Japanese Patent JP2004092694
Kind Code:
A
Abstract:
To solve the problem in a conventional two-pump, 2-motor type hydraulic continuously variable transmission hat a filter provided in the middle of a charging circuit to remove foreign matter or the like in a working fluid requires a large number of part items and has the fear of oil leak because it is attached to the housing of the hydraulic continuously variable transmission, and connected to the discharge port of a charging pump through a piping member or the like out of the housing.
An oil draining hole 47c or groove for discharging the oil in the filter 48 provided in the charging circuit 32c when removing the filter 48 is formed in the connection part of the filter 48 with the housing 31.
More Like This:
Inventors:
SAKAMOTO NORIHIKO
SAKATA KOJI
NANKO MASAKI
SAKATA KOJI
NANKO MASAKI
Application Number:
JP2002251563A
Publication Date:
March 25, 2004
Filing Date:
August 29, 2002
Export Citation:
Assignee:
YANMAR CO LTD
International Classes:
B60K17/10; F16H39/04; F16H57/04; (IPC1-7): F16H39/04; B60K17/10; F16H57/04
Attorney, Agent or Firm:
Juichiro Yano