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Title:
OPEN TYPE COMPRESSOR
Document Type and Number:
Japanese Patent JP2019065719
Kind Code:
A
Abstract:
To provide an open type compressor that has a simpler constitution and can be driven stably.SOLUTION: An open type compressor 1 comprises: a compressor body driven together with rotation of a drive shaft 6 to compress fluid; a seal part 9 sealing leakage in contact with an outer periphery of the drive shaft 6; and a housing 3 covering the compressor body and the seal part 9. The seal part 9 comprises: a first lip part provided on a compressor body side in an axial line X direction; a second lip part 9B provided on a side opposite to the compressor body across the first lip part 9A in the axial line X direction; an oil pot 10A for storing lubrication oil under ambient pressure; and a supply part 10B connected to the oil pot 10A and supplying the lubrication oil to the side of the second lip part 9B opposite to the compressor body.SELECTED DRAWING: Figure 2

Inventors:
MIYAMOTO YOSHIAKI
SATO SO
ITO TAKAHIDE
NOGUCHI AKIHIRO
GOTO TAKASHI
GOTO SHUSAKU
Application Number:
JP2017188765A
Publication Date:
April 25, 2019
Filing Date:
September 28, 2017
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD
International Classes:
F04C29/02; F04C27/00; F16J15/3232; F16J15/324
Domestic Patent References:
JP2003035373A2003-02-07
JPS324263Y1
JP2009174376A2009-08-06
Attorney, Agent or Firm:
Yasushi Matsunuma
Eisuke Ito
Hiroyuki Hashimoto
Satoshi Koto
Koichiro Kamata
Taichi Hasegawa