US 12,031,539 B2
Rotary compressor
Ryo Akimoto, Kanagawa (JP); and Junya Tanaka, Kanagawa (JP)
Assigned to FUJITSU GENERAL LIMITED, Kanagawa (JP)
Appl. No. 17/792,899
Filed by FUJITSU GENERAL LIMITED, Kanagawa (JP)
PCT Filed Sep. 30, 2020, PCT No. PCT/JP2020/037135
§ 371(c)(1), (2) Date Jul. 14, 2022,
PCT Pub. No. WO2021/152913, PCT Pub. Date Aug. 5, 2021.
Claims priority of application No. 2020-014043 (JP), filed on Jan. 30, 2020.
Prior Publication US 2023/0067061 A1, Mar. 2, 2023
Int. Cl. F04C 18/356 (2006.01); F04C 23/00 (2006.01); F04C 29/02 (2006.01); F04C 29/12 (2006.01)
CPC F04C 29/026 (2013.01) [F04C 18/3564 (2013.01); F04C 29/12 (2013.01); F04C 23/001 (2013.01); F04C 2240/804 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A rotary compressor comprising:
a compressor housing that is provided with a refrigerant discharge portion and a refrigerant suction portion;
a compression unit that is arranged inside the compressor housing and configured to compress a refrigerant, which is sucked from the suction portion, and discharge the refrigerant from the discharge portion;
a motor that is arranged inside the compressor housing and configured to drive the compression unit; and
an accumulator that is fixed to an outer peripheral surface of the compressor housing and connected to the suction portion, wherein
an accumulator container of the accumulator has a cylindrical body portion, which is formed of a resin material as a single member, an upper portion, which is formed of a metal material and closes an upper end of the cylindrical body portion, and a lower portion, which is formed of a metal material and closes a lower end of the cylindrical body portion, a lower end of the upper portion is joined to the upper end of the cylindrical body portion, and an upper end of the lower portion is joined to the lower end of the cylindrical body portion.