FR2661954B1 - Pompe a vide alternative. - Google Patents

Pompe a vide alternative.

Info

Publication number
FR2661954B1
FR2661954B1 FR9105482A FR9105482A FR2661954B1 FR 2661954 B1 FR2661954 B1 FR 2661954B1 FR 9105482 A FR9105482 A FR 9105482A FR 9105482 A FR9105482 A FR 9105482A FR 2661954 B1 FR2661954 B1 FR 2661954B1
Authority
FR
France
Prior art keywords
vacuum pump
alternative vacuum
alternative
pump
vacuum
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 - Lifetime
Application number
FR9105482A
Other languages
English (en)
Other versions
FR2661954A1 (fr
Inventor
Shinoto Hiroshi
Okuyama Nobuhisa
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.)
Toyo Engineering Corp
Mikuni Jukogyo Co Ltd
Original Assignee
Toyo Engineering Corp
Mikuni Jukogyo Co 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
Priority claimed from JP2122450A external-priority patent/JPH086688B2/ja
Priority claimed from JP2234090A external-priority patent/JPH089986B2/ja
Priority claimed from JP2234091A external-priority patent/JPH089988B2/ja
Application filed by Toyo Engineering Corp, Mikuni Jukogyo Co Ltd filed Critical Toyo Engineering Corp
Publication of FR2661954A1 publication Critical patent/FR2661954A1/fr
Application granted granted Critical
Publication of FR2661954B1 publication Critical patent/FR2661954B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
    • F04B39/041—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B25/00—Multi-stage pumps
    • F04B25/005—Multi-stage pumps with two cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/126—Cylinder liners

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Compressor (AREA)
FR9105482A 1990-05-11 1991-05-03 Pompe a vide alternative. Expired - Lifetime FR2661954B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2122450A JPH086688B2 (ja) 1990-05-11 1990-05-11 多段往復動真空ポンプ
JP2234090A JPH089986B2 (ja) 1990-09-03 1990-09-03 往復動真空ポンプ
JP2234091A JPH089988B2 (ja) 1990-09-03 1990-09-03 往復動式真空ポンプ

Publications (2)

Publication Number Publication Date
FR2661954A1 FR2661954A1 (fr) 1991-11-15
FR2661954B1 true FR2661954B1 (fr) 1995-06-16

Family

ID=27314456

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9105482A Expired - Lifetime FR2661954B1 (fr) 1990-05-11 1991-05-03 Pompe a vide alternative.

Country Status (3)

Country Link
US (1) US5252045A (fr)
CA (1) CA2042288C (fr)
FR (1) FR2661954B1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5482443A (en) * 1992-12-21 1996-01-09 Commonwealth Scientific And Industrial Research Organization Multistage vacuum pump
DE19501220A1 (de) * 1995-01-17 1996-07-18 Knorr Bremse Systeme Verdichter
GB2310464A (en) * 1996-02-20 1997-08-27 Henry John Levington Improvements relating to vacuum pumps
JP2005531688A (ja) * 2002-05-24 2005-10-20 ショット アーゲー ワークピースの処理装置および処理方法
WO2003102416A1 (fr) * 2002-05-31 2003-12-11 Lg Electronics Inc. Compresseur multi-etage
DE102008005820A1 (de) * 2007-09-11 2009-03-12 Continental Teves Ag & Co. Ohg Motor-Pumpenaggregat
CN110792576A (zh) * 2019-11-25 2020-02-14 胡杨沫 一种真空发生设备
CN111577571A (zh) * 2020-06-22 2020-08-25 安庆市佰联无油压缩机有限公司 全无油高压氧气压缩机及装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US13559A (en) * 1855-09-11 Double-acting force-pump
US591137A (en) * 1897-10-05 Air or gas compressor
US519383A (en) * 1894-05-08 Air-compressing apparatus
GB1430593A (en) * 1972-04-19 1976-03-31 Rca Corp Record contact spindle
GB1510637A (en) * 1974-07-09 1978-05-10 Page V Double acting pump
JPS53131506A (en) * 1977-04-22 1978-11-16 Tokico Ltd Reciprocating compressor
GB1583019A (en) * 1978-05-31 1981-01-21 Ass Eng Italia Aluminium alloys and combination of a piston and cylinder
US4900233A (en) * 1988-06-02 1990-02-13 Sundstrand Corporation Reciprocating compressor providing a lubricant free compressed gas
JPH02102972A (ja) * 1988-10-07 1990-04-16 Honda Motor Co Ltd 摺動部材の組合せ
JPH02102385A (ja) * 1988-10-08 1990-04-13 Toyo Eng Corp 排気装置
GB8923739D0 (en) * 1989-10-21 1989-12-06 Normalair Garrett Ltd Fluid compressors

Also Published As

Publication number Publication date
US5252045A (en) 1993-10-12
FR2661954A1 (fr) 1991-11-15
CA2042288A1 (fr) 1991-11-12
CA2042288C (fr) 2002-12-10

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