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Title:
COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2020/166290
Kind Code:
A1
Abstract:
A compressor that comprises a rotary shaft (12), a rotary body (60) that has a rotary body surface (71) and a vane groove (130), a fixed body (90) that has a fixed body surface (100), a vane (131) that is inserted into the vane groove, and a compression chamber (A4). The fixed body surface includes a fixed body contact surface (102) and a pair of curved surfaces (103). The compression chamber includes: a suction space (Sf1) that is provided on a leading side in the rotation direction of the rotary body relative to the site of contact between the rotary body surface and the fixed body contact surface; and a compression space (Sf2) that is provided on a trailing side in the rotation direction relative to the site of contact. The fixed body contact surface has a seal recess (161). A fixed body seal member (162) that ensures a seal between the rotary body surface and the fixed body contact surface is housed in the seal recess.

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Inventors:
NAMIKI KEN (JP)
YAMAMOTO SHINYA (JP)
HONDA KAZUNARI (JP)
SAKAKIBARA KENGO (JP)
KOBAYASHI HIROYUKI (JP)
KONDO JUN (JP)
Application Number:
PCT/JP2020/002209
Publication Date:
August 20, 2020
Filing Date:
January 23, 2020
Export Citation:
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Assignee:
TOYOTA JIDOSHOKKI KK (JP)
International Classes:
F04C18/34; F04C18/344; F04C27/00
Domestic Patent References:
WO2007129403A12007-11-15
Foreign References:
JPH09511301A1997-11-11
KR20050059753A2005-06-21
Attorney, Agent or Firm:
ONDA Makoto et al. (JP)
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