DE69104005D1 - Leckdetektor mit Spürgas. - Google Patents

Leckdetektor mit Spürgas.

Info

Publication number
DE69104005D1
DE69104005D1 DE69104005T DE69104005T DE69104005D1 DE 69104005 D1 DE69104005 D1 DE 69104005D1 DE 69104005 T DE69104005 T DE 69104005T DE 69104005 T DE69104005 T DE 69104005T DE 69104005 D1 DE69104005 D1 DE 69104005D1
Authority
DE
Germany
Prior art keywords
pumping group
valve
linked
suction side
duct
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.)
Revoked
Application number
DE69104005T
Other languages
English (en)
Other versions
DE69104005T2 (de
Inventor
Gilles Baret
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.)
Alcatel CIT SA
Original Assignee
Alcatel CIT SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9401208&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69104005(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Alcatel CIT SA filed Critical Alcatel CIT SA
Publication of DE69104005D1 publication Critical patent/DE69104005D1/de
Application granted granted Critical
Publication of DE69104005T2 publication Critical patent/DE69104005T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
DE69104005T 1990-10-15 1991-10-14 Leckdetektor mit Spürgas. Revoked DE69104005T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9012676A FR2667937B1 (fr) 1990-10-15 1990-10-15 Detecteur de fuite a gaz traceur.

Publications (2)

Publication Number Publication Date
DE69104005D1 true DE69104005D1 (de) 1994-10-20
DE69104005T2 DE69104005T2 (de) 1995-01-26

Family

ID=9401208

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69104005T Revoked DE69104005T2 (de) 1990-10-15 1991-10-14 Leckdetektor mit Spürgas.

Country Status (7)

Country Link
US (1) US5226314A (de)
EP (1) EP0481414B1 (de)
JP (1) JPH04283639A (de)
AT (1) ATE111598T1 (de)
DE (1) DE69104005T2 (de)
ES (1) ES2059013T3 (de)
FR (1) FR2667937B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111033207A (zh) * 2017-08-29 2020-04-17 普发真空公司 用于对物体进行泄漏检测的泄露检测器和泄漏检测方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4228313A1 (de) * 1992-08-26 1994-03-03 Leybold Ag Gegenstrom-Lecksucher mit Hochvakuumpumpe
DE4408877A1 (de) * 1994-03-16 1995-09-21 Leybold Ag Testgaslecksucher
EP0718613B1 (de) * 1994-12-23 2003-03-05 Unaxis Balzers Aktiengesellschaft Verfahren zur Gasanalyse und Gasanalysator
US7168297B2 (en) * 2003-10-28 2007-01-30 Environmental Systems Products Holdings Inc. System and method for testing fuel tank integrity
US7422909B2 (en) * 2004-02-02 2008-09-09 Acme Technologies, Inc Harsh environment gas sensor apparatus and method
JP5148582B2 (ja) * 2009-10-20 2013-02-20 株式会社エー・アンド・デイ 圧力を利用したリークテスター
FR3039273B1 (fr) 2015-07-20 2017-08-11 Pfeiffer Vacuum Sas Procede de controle de l'etancheite de produits scelles et installation de detection de fuites
FR3072774B1 (fr) * 2017-10-19 2019-11-15 Pfeiffer Vacuum Detecteur de fuites pour le controle de l'etancheite d'un objet a tester

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1301851A (de) * 1969-04-03 1973-01-04
US3948083A (en) * 1970-10-26 1976-04-06 Westinghouse Brake & Signal Company Limited Fluid pressure apparatus
US3672207A (en) * 1971-01-04 1972-06-27 North American Rockwell Apparatus for verifying hermeticity of small electronic assemblies
US4051715A (en) * 1976-08-30 1977-10-04 Ledeen Flow Control Systems Linebreak detection system
SU1177707A1 (ru) * 1984-03-02 1985-09-07 Go Polt I Im A A Zhdanova Манометрический способ определения суммарной утечки газа из изделия
US4735084A (en) * 1985-10-01 1988-04-05 Varian Associates, Inc. Method and apparatus for gross leak detection
FR2604522B1 (fr) * 1986-09-26 1989-06-16 Cit Alcatel Installation de detection de fuite a gaz traceur et procede d'utilisation
SU1516814A1 (ru) * 1987-11-24 1989-10-23 Горьковский конструкторско-технологический институт автомобильной промышленности Способ создани давлени в полом изделии при контроле его герметичности
JPH01215343A (ja) * 1988-02-22 1989-08-29 Toshiba Corp ガス精製装置の精製能力評価方法及びその装置
DE3828588C1 (de) * 1988-08-23 1989-12-07 Alcatel Hochvakuumtechnik Gmbh, 6980 Wertheim, De
FR2653558B1 (fr) * 1989-10-23 1994-06-10 Cit Alcatel Systeme de detection de fuites a gaz traceur.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111033207A (zh) * 2017-08-29 2020-04-17 普发真空公司 用于对物体进行泄漏检测的泄露检测器和泄漏检测方法

Also Published As

Publication number Publication date
JPH04283639A (ja) 1992-10-08
FR2667937A1 (fr) 1992-04-17
EP0481414A1 (de) 1992-04-22
ATE111598T1 (de) 1994-09-15
FR2667937B1 (fr) 1995-03-10
ES2059013T3 (es) 1994-11-01
US5226314A (en) 1993-07-13
EP0481414B1 (de) 1994-09-14
DE69104005T2 (de) 1995-01-26

Similar Documents

Publication Publication Date Title
DE69104005T2 (de) Leckdetektor mit Spürgas.
ATE32131T1 (de) Durch unterdruck geoeffnetes ventil.
ES2041429T3 (es) Conjunto de bombeo para la obtencion de vacios elevados.
ES2073261T3 (es) Detector de fuga de gas trazador.
ES2069713T3 (es) Conjunto mecanico de bombeo para vacio secundario e instalacion para la deteccion de fuga que utiliza un conjunto de este tipo.
SE8001929L (sv) Ljuddempare for ventilanordningar i tryckluftbromsanleggningar
EP0478100A3 (en) Shut-off device for a gas duct
SE9402392L (sv) Vakuumenhet och vakuumtoalettsystem innefattande en sådan enhet
SE8100510L (sv) Andningsskyddsmask med innerhalvmask
ATE274154T1 (de) Einrichtung zum entlüften eines getriebegehäuses
SE7906445L (sv) Centrifugalpump
DE69200828T2 (de) Anlage zum Pumpen von Gasen mit Pumpengeschwindigkeitsregelung.
SE8702058L (sv) Vipp-kolvkompressor
SE8002056L (sv) Motorbromssystem
GB1484226A (en) Control apparatus for exhaust gas recirculation system
GB2006966A (en) Leakage detector
ES8308003A1 (es) "bomba pulsatil peristaltica para fluidos".
AU9015691A (en) Burner for pulsating combustion
JPS5751973A (en) Piston pump
JPS57181965A (en) Suction noise preventer for exhaust gas brake
JPS56142436A (en) Gas leak inspection device for cooling unit
JPS57153922A (en) Secondary air feeder
GB859490A (en) Improvements relating to apparatus for detecting leaks in gas flow ducts
UA18526A (uk) Повітровідвідhик
ES241858U (es) Disposicion de regulacion para el retorno de gases de escape desde el conductor de escape al conducto de aspiracion o admision de un motor de combustion interna.

Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation