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Patent Searching and Data


Title:
SCROLL TYPE COMPRESSOR
Document Type and Number:
Japanese Patent JPH06299982
Kind Code:
A
Abstract:

PURPOSE: To provide an internal pressure relief valve overcoming points at issue accompanying a scroll type compressor and preventing upper direction compliance force which is too large for a rotary scroll member.

CONSTITUTION: A sealed scroll type compressor 10 is provided with a housing 12 of discharge pressure, fixed and rotary scroll members 48, 50 and a crankshaft connected with a rotary scroll member. A rear side surface 65 of the rotary scroll member 50 is exposed to discharge pressure and the rotary scroll member 50 is made to follow the fixed scroll member 48 in an axial direction. Within the housing 12, an internal pressure relief valve is connected in suction space 98 between scrolls, moment of high discharge pressure is compensated and overload of the rotary scroll member 50 for the fixed scroll member 48 is reduced.


Inventors:
Richardson Jr., Hubert
Application Number:
JP1994000027963
Publication Date:
October 25, 1994
Filing Date:
February 25, 1994
Export Citation:
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Assignee:
TECUMSEH PROD CO
International Classes:
F04C18/02; F01L1/00; F04B19/12; F04B49/00; F04B49/10; F04C28/26; F04C28/28; F04C29/02; F25B3/00; F25B31/00; F25B49/02; (IPC1-7): F04C29/10; F04C18/02; F04C29/02
Domestic Patent References:
JP63108583B
JPS6172889A
JPS60228788A
JP4044491B
Attorney, Agent or Firm:
福森 久夫