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Patent Searching and Data


Title:
VARIABLE DISPLACEMENT TYPE HYDRAULIC ROTARY MACHINE WITH SWASH PLATE
Document Type and Number:
Japanese Patent JPH07127563
Kind Code:
A
Abstract:

PURPOSE: To prevent reduction of the number of revolution and the output torque by preventing generation of worn powders between a swash plate and a tilting control plate.

CONSTITUTION: An outer circumferential surface of a tilting control plate 31 to hold a swash plate at the position of the maximum and minimum angles of inclination and a joint holding hole 31D are formed by a load supporting member 32, and supporting surfaces 34, 35 are formed by a vibration absorbing member 33. This constitution absorbs the micro vibration transmitted from the swash plate by the vibration absorbing member 33, and prevents generation of worn powders. This suppresses reduction of the volumetric efficiency, and prevent the change of the rotational speed and the output torque.


Inventors:
KIMURA KENICHI
SATO HITOSHI
KOKUBU HARUO
INO KAZUYUKI
KOBAYASHI TAKESHI
Application Number:
JP29896593A
Publication Date:
May 16, 1995
Filing Date:
November 04, 1993
Export Citation:
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Assignee:
HITACHI CONSTRUCTION MACHINERY
International Classes:
F04B1/26; (IPC1-7): F04B1/26
Attorney, Agent or Firm:
Kazuhiko Hirose