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Patent Searching and Data


Title:
VANE TYPE FLUID MACHINE
Document Type and Number:
Japanese Patent JP2005201216
Kind Code:
A
Abstract:

To provide a vane type fluid machine capable of preventing drop of volumetric efficiency and mechanical efficiency.

This vane type fluid machine is constructed to rotatably store a rotor having a vane groove 26 provided on an outer circumference surface 25 in a housing 21. A vane 27 is supported in the vane groove 26 in such a manner that the vane 27 can slide and reciprocate in a radial direction. A pressure chamber 34 partitioned by the rotor 23 and the vane 27 is provided in the housing 21. A communication hole 51 communicating gaps of each inner side surface of the housing 21 and each side surface of the vane 27 facing the inner side surface of the housing 21 is formed on the vane 27.


Inventors:
USUI TAKASHI
Application Number:
JP2004010889A
Publication Date:
July 28, 2005
Filing Date:
January 19, 2004
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
International Classes:
F04C2/344; (IPC1-7): F04C2/344
Attorney, Agent or Firm:
Hironobu Onda
Makoto Onda