JPH0253639B2 - - Google Patents

Info

Publication number
JPH0253639B2
JPH0253639B2 JP6639282A JP6639282A JPH0253639B2 JP H0253639 B2 JPH0253639 B2 JP H0253639B2 JP 6639282 A JP6639282 A JP 6639282A JP 6639282 A JP6639282 A JP 6639282A JP H0253639 B2 JPH0253639 B2 JP H0253639B2
Authority
JP
Japan
Prior art keywords
pressure
back pressure
scroll
pressure chamber
closed container
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP6639282A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58183887A (ja
Inventor
Naoshi Uchikawa
Akira Murayama
Takahiro Tamura
Takao Mizuno
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6639282A priority Critical patent/JPS58183887A/ja
Publication of JPS58183887A publication Critical patent/JPS58183887A/ja
Publication of JPH0253639B2 publication Critical patent/JPH0253639B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02—Lubrication; Lubricant separation
    • F04C29/023—Lubricant distribution through a hollow driving shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
JP6639282A 1982-04-22 1982-04-22 電動圧縮機 Granted JPS58183887A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6639282A JPS58183887A (ja) 1982-04-22 1982-04-22 電動圧縮機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6639282A JPS58183887A (ja) 1982-04-22 1982-04-22 電動圧縮機

Publications (2)

Publication Number Publication Date
JPS58183887A JPS58183887A (ja) 1983-10-27
JPH0253639B2 true JPH0253639B2 (enrdf_load_stackoverflow) 1990-11-19

Family

ID=13314496

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6639282A Granted JPS58183887A (ja) 1982-04-22 1982-04-22 電動圧縮機

Country Status (1)

Country Link
JP (1) JPS58183887A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596520A (en) * 1983-12-14 1986-06-24 Hitachi, Ltd. Hermetic scroll compressor with pressure differential control means for a back-pressure chamber
JPS60247082A (ja) * 1984-05-19 1985-12-06 Tokico Ltd スクロ−ル式圧縮機
JPS60249684A (ja) * 1984-05-25 1985-12-10 Daikin Ind Ltd スクロール圧縮機
JPS60249686A (ja) * 1984-05-25 1985-12-10 Daikin Ind Ltd スクロール圧縮機
JPS60249685A (ja) * 1984-05-25 1985-12-10 Daikin Ind Ltd スクロール圧縮機
JPS6153486A (ja) * 1984-08-22 1986-03-17 Hitachi Ltd スクロ−ル圧縮機
US6086342A (en) * 1997-08-21 2000-07-11 Tecumseh Products Company Intermediate pressure regulating valve for a scroll machine
WO2018220698A1 (ja) * 2017-05-30 2018-12-06 三菱電機株式会社 スクロール圧縮機

Also Published As

Publication number Publication date
JPS58183887A (ja) 1983-10-27

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term