JPS4949209A - - Google Patents

Info

Publication number
JPS4949209A
JPS4949209A JP48047643A JP4764373A JPS4949209A JP S4949209 A JPS4949209 A JP S4949209A JP 48047643 A JP48047643 A JP 48047643A JP 4764373 A JP4764373 A JP 4764373A JP S4949209 A JPS4949209 A JP S4949209A
Authority
JP
Japan
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.)
Granted
Application number
JP48047643A
Other languages
Japanese (ja)
Other versions
JPS5546519B2 (enExample
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 filed Critical
Publication of JPS4949209A publication Critical patent/JPS4949209A/ja
Publication of JPS5546519B2 publication Critical patent/JPS5546519B2/ja
Expired 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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/02—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids specially adapted for several pumps connected in series or in parallel
    • 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
    • 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
    • F04C2220/00—Application
    • F04C2220/50—Pumps with means for introducing gas under pressure for ballasting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
JP4764373A 1972-05-11 1973-05-01 Expired JPS5546519B2 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25221372A 1972-05-11 1972-05-11

Publications (2)

Publication Number Publication Date
JPS4949209A true JPS4949209A (enExample) 1974-05-13
JPS5546519B2 JPS5546519B2 (enExample) 1980-11-25

Family

ID=22955076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4764373A Expired JPS5546519B2 (enExample) 1972-05-11 1973-05-01

Country Status (3)

Country Link
US (1) US3791780A (enExample)
JP (1) JPS5546519B2 (enExample)
CA (1) CA973851A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2151769A1 (es) * 1996-09-06 2001-01-01 Bonet Vicente Vidal Cordon trenzado de materia textil sobre tubo en genero de punto circular y anima de trozos de hierro con tratamiento antioxido para pesos y lastres.
JP2004211556A (ja) * 2002-12-26 2004-07-29 Toyota Industries Corp 真空ポンプ
JP2019094896A (ja) * 2017-11-24 2019-06-20 プファイファー・ヴァキューム・ゲーエムベーハー 真空ポンプ

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3982864A (en) * 1975-09-15 1976-09-28 Robinair Manufacturing Corporation Vacuum pump
US4295794A (en) * 1979-01-22 1981-10-20 Robinair Manufacturing Corporation Selective mode multi-stage vacuum pump
US4540353A (en) * 1982-06-11 1985-09-10 Robinair Division Two stage vacuum pump with shaft seal
JPS5937330U (ja) * 1982-08-31 1984-03-09 日本鋼管株式会社 風砕スラグ製造用タンデイツシユ
US4499764A (en) * 1982-09-10 1985-02-19 Badger Meter, Inc. Modular metering apparatus
US4722672A (en) * 1983-02-17 1988-02-02 Rinneer Arthur E Hydraulic energy-conversion device
USD365107S (en) 1994-10-20 1995-12-12 Watsco Components, Inc. Vacuum pump
US6290472B2 (en) 1998-06-10 2001-09-18 Tecumseh Products Company Rotary compressor with vane body immersed in lubricating fluid
US6195889B1 (en) 1998-06-10 2001-03-06 Tecumseh Products Company Method to set slot width in a rotary compressor
KR20030000735A (ko) * 2001-06-26 2003-01-06 김덕겸 개선된 시일구조를 가지는 진공펌프 장치
GB0321576D0 (en) * 2003-09-15 2003-10-15 Boc Group Plc Valving for multi-stage vacuum pumps
TWM423162U (en) * 2011-10-21 2012-02-21 Chanto Air Hydraulics Co Ltd Pressure boosting cylinder with separated oil and gas
TWM423163U (en) * 2011-10-21 2012-02-21 Chanto Air Hydraulics Co Ltd Pressure boosting cylinder with invisible loop
DE102012222753B4 (de) 2012-12-11 2016-08-04 Schwäbische Hüttenwerke Automotive GmbH Gaspumpe mit abdichtender Ölnut
US10578005B2 (en) * 2016-02-01 2020-03-03 Ghsp, Inc. Smart two-pump apparatus, control and method
GB2592030B (en) * 2020-02-12 2022-03-09 Edwards Ltd Multiple stage vacuum pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1558620A (en) * 1924-06-03 1925-10-27 Sulzer Ag Rotary compressor with crescent-shaped working space
US1616913A (en) * 1925-12-14 1927-02-08 Climax Engineering Co Force-feed lubrication from compressor blade
DE596978C (de) * 1932-09-06 1934-05-14 Wolfgang Gaede Dr OElueberdeckte Drehkolbenvakuumluftpumpe
US2646206A (en) * 1947-12-08 1953-07-21 Micafil Ag Rotary piston air pump
US2988009A (en) * 1956-07-23 1961-06-13 Jr Frederick Kraissl External gear pump

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2151769A1 (es) * 1996-09-06 2001-01-01 Bonet Vicente Vidal Cordon trenzado de materia textil sobre tubo en genero de punto circular y anima de trozos de hierro con tratamiento antioxido para pesos y lastres.
JP2004211556A (ja) * 2002-12-26 2004-07-29 Toyota Industries Corp 真空ポンプ
JP2019094896A (ja) * 2017-11-24 2019-06-20 プファイファー・ヴァキューム・ゲーエムベーハー 真空ポンプ

Also Published As

Publication number Publication date
CA973851A (en) 1975-09-02
JPS5546519B2 (enExample) 1980-11-25
US3791780A (en) 1974-02-12

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