Title:
COMPRESSOR
Document Type and Number:
Japanese Patent JP2020084784
Kind Code:
A
Abstract:
To provide a compressor capable of restraining leakage of fluid due to a relief groove.SOLUTION: A compressor 10 comprises: a rotation shaft 12; both rotors 60, 80; a vane 100 provided between the rotors 60, 80 and moving in an axial direction Z together with rotation of the rotors 60, 80; and both cylinders 40, 50 used to house the rotors 60, 80. Here, the rear cylinder 50 has a rear cylinder bottom part 51 having a first part 52 and a second part 53, and a rear cylinder side wall part 56 formed integrally with the rear cylinder bottom part 51. A vane groove 110 in which a vane 100 is inserted and in which penetrates through the rear cylinder bottom part 51 in an axial direction is formed at the rear cylinder bottom part 51. The vane groove 110 is not opened at an outer side of the second parts 53 in a radial direction R, and is opened at an outer side of the first part 52 in the radial direction R.SELECTED DRAWING: Figure 4
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Inventors:
NAMIKI KEN
YAMAMOTO SHINYA
HONDA KAZUYA
SAKAKIBARA KENGO
KOBAYASHI HIROYUKI
YAMAMOTO SHINYA
HONDA KAZUYA
SAKAKIBARA KENGO
KOBAYASHI HIROYUKI
Application Number:
JP2018215528A
Publication Date:
June 04, 2020
Filing Date:
November 16, 2018
Export Citation:
Assignee:
TOYOTA IND CORP
International Classes:
F04B39/00; F04C18/34; F04C27/00; F04C29/00
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda