Title:
TANDEM PUMP
Document Type and Number:
Japanese Patent JPH04321783
Kind Code:
A
Abstract:
PURPOSE: To easily and certainly solve the problem of lubrication defect of an intermediate joint.
CONSTITUTION: A spline connecting part 31 is lubricated in such manner that a low pressure side communicating passage 27a is kept opened in the inner face of a rear cover 10, and the fluid leaked from the gear side face of both gear pump mechanisms to the anti-cover side shaft end face part through bushings 11a and 21a is made to pass the spline connecting part 31 and then sucked in the low pressure side communicating passage 27a.
Inventors:
KITANO SEIICHI
SERA YASUSHI
OZEKI TADASHI
SERA YASUSHI
OZEKI TADASHI
Application Number:
JP8862891A
Publication Date:
November 11, 1992
Filing Date:
April 19, 1991
Export Citation:
Assignee:
SHIMADZU CORP
International Classes:
F04C2/18; F04C11/00; (IPC1-7): F04C2/18; F04C11/00
Domestic Patent References:
| JPS5771053A | 1982-05-01 |
Attorney, Agent or Firm:
Kazuhiro Akazawa
Previous Patent: JPS4321782
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