Title:
COMPRESSOR
Document Type and Number:
Japanese Patent JP2019138234
Kind Code:
A
Abstract:
To provide a compressor capable of securing an aperture area of a suction port of a lubrication pump even when lubrication oil flows in a thickness direction of a pump rotor.SOLUTION: A compressor includes: a lubrication pump 40A of a scroll compressor; a first suction port 51A through which lubrication oil flows into a first lubrication chamber; a second suction port 51B through which the lubrication oil flows into a second lubrication chamber 48A; a first discharge port 51C through which the lubrication oil flows out from a first waste oil chamber; a second discharge port 51D through which the lubrication oil flows out from a second waste oil chamber 48B; oil introduction flow passages 46R1, 47R1 formed correspondingly to the second suction port 51B so that peripheral edge surfaces of an outside rotor 46 and an inside rotor 47 are recessed; and oil discharge flow passages 46R2, 47R2 formed correspondingly to the second discharge port 51D so that the peripheral edge surfaces of the outside rotor 46 and the inside rotor 47 are recessed.SELECTED DRAWING: Figure 3
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Inventors:
OKADA YOSHIYUKI
YAMASHITA TAKUMA
WATANABE TAKASHI
SATO SO
TATEISHI TAICHI
YAMASHITA TAKUMA
WATANABE TAKASHI
SATO SO
TATEISHI TAICHI
Application Number:
JP2018022976A
Publication Date:
August 22, 2019
Filing Date:
February 13, 2018
Export Citation:
Assignee:
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD
International Classes:
F04C29/02; F04C18/02; F04C29/00
Attorney, Agent or Firm:
Mitsuru Oba
Horikawa Miyuki
Yuko Otake
Yamashita Seiko
Horikawa Miyuki
Yuko Otake
Yamashita Seiko