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Title:
HYDROSTATIC VARIABLE TRANSMISSION
Document Type and Number:
Japanese Patent JP2002048215
Kind Code:
A
Abstract:

To reduce oil leakage and increase efficiency at hydrostatic variable transmission in combination with a swash plate hydraulic pump and a swash hydraulic motor.

The hydrostatic variable transmission integrally connected is characterized by not only that a hydraulic closed circuit is established between the swash plate hydraulic pump and the swash plate hydraulic motor, but that an output shaft 27 is press-fitted into a cylinder block 8 in which a pump cylinder hole 8 and motor cylinder hole 18, in parallel with the output shaft 27 are drilled but also that diameters of depths 8 (a) and 18 (a) of the pump cylinder hole 8 and the motor cylinder hole are made greater than diameters of the inlets 8b and 18b and also that press-fitted parts are not established at contact parts 30 with the outlet shaft 27 in the inlet part 8b and 18b.


Inventors:
SAITO MITSURU
YOSHIDA YOSHIHIRO
TAKEUCHI KAZUHIRO
FUJIMOTO YASUSHI
Application Number:
JP2000232953A
Publication Date:
February 15, 2002
Filing Date:
August 01, 2000
Export Citation:
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Assignee:
HONDA MOTOR CO LTD
International Classes:
F04B1/22; F03C1/06; F03C1/253; F16H39/14; (IPC1-7): F16H39/14; F03C1/06; F04B1/22
Attorney, Agent or Firm:
Nozomi Ehara (2 outside)