BR112016005378B1 - Detector de vazamento por aspiração com bomba de membrana demúltiplos estágios - Google Patents

Detector de vazamento por aspiração com bomba de membrana demúltiplos estágios Download PDF

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Publication number
BR112016005378B1
BR112016005378B1 BR112016005378-8A BR112016005378A BR112016005378B1 BR 112016005378 B1 BR112016005378 B1 BR 112016005378B1 BR 112016005378 A BR112016005378 A BR 112016005378A BR 112016005378 B1 BR112016005378 B1 BR 112016005378B1
Authority
BR
Brazil
Prior art keywords
pump
inlet
leak detector
vacuum pump
absorption
Prior art date
Application number
BR112016005378-8A
Other languages
English (en)
Portuguese (pt)
Inventor
Heike Hilgers
Hjalmar Bruhns
Daniel Wetzig
Norbert Rolff
Original Assignee
Inficon Gmbh
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 Inficon Gmbh filed Critical Inficon Gmbh
Publication of BR112016005378B1 publication Critical patent/BR112016005378B1/pt

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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
    • G01M3/205—Accessories or associated equipment; Pump constructions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0627—Protection against aggressive medium in general
    • G01L19/0654—Protection against aggressive medium in general against moisture or humidity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/046—Combinations of two or more different types of pumps

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
BR112016005378-8A 2013-09-16 2014-09-02 Detector de vazamento por aspiração com bomba de membrana demúltiplos estágios BR112016005378B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE201310218506 DE102013218506A1 (de) 2013-09-16 2013-09-16 Schnüffellecksucher mit mehrstufiger Membranpumpe
DE102013218506.5 2013-09-16
PCT/EP2014/068582 WO2015036282A2 (de) 2013-09-16 2014-09-02 Schnüffellecksucher mit mehrstufiger membranpumpe

Publications (1)

Publication Number Publication Date
BR112016005378B1 true BR112016005378B1 (pt) 2021-02-23

Family

ID=51539242

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112016005378-8A BR112016005378B1 (pt) 2013-09-16 2014-09-02 Detector de vazamento por aspiração com bomba de membrana demúltiplos estágios

Country Status (7)

Country Link
US (1) US9810597B2 (enExample)
EP (1) EP3047250B1 (enExample)
JP (1) JP6375378B2 (enExample)
CN (1) CN105556272B (enExample)
BR (1) BR112016005378B1 (enExample)
DE (1) DE102013218506A1 (enExample)
WO (1) WO2015036282A2 (enExample)

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DE102015222213A1 (de) * 2015-11-11 2017-05-11 Inficon Gmbh Druckmessung am Prüfgaseinlass
WO2018063264A1 (en) * 2016-09-30 2018-04-05 Compagnie Generale Des Etablissements Michelin Method of detecting tire mold bladder leakage by smell
FR3069639B1 (fr) * 2017-07-26 2019-08-30 Pfeiffer Vacuum Sonde de reniflage, detecteur de fuites et procede de detection de fuites
DE102017217374A1 (de) * 2017-09-29 2019-04-04 Inficon Gmbh Vorrichtung und Verfahren zur Unterscheidung eines aus einem Leck austretenden Prüfgases von Störgas
FR3072774B1 (fr) * 2017-10-19 2019-11-15 Pfeiffer Vacuum Detecteur de fuites pour le controle de l'etancheite d'un objet a tester
GB2572958C (en) * 2018-04-16 2021-06-23 Edwards Ltd A multi-stage vacuum pump and a method of differentially pumping multiple vacuum chambers
DE102018206877A1 (de) * 2018-05-04 2019-11-07 Inficon Gmbh Verfahren zum Ermitteln der relativen Lage eines Gaslecks
EP3567356B1 (en) * 2018-05-07 2021-02-24 Inficon GmbH Sniffing leak detector with switching valve and buffer chamber
FR3101146B1 (fr) * 2019-09-20 2021-09-17 Pfeiffer Vacuum Module de détection de fuites et procédé de contrôle de l'étanchéité d'un objet à tester par gaz traceur
DE102020111959A1 (de) 2020-05-04 2021-11-04 MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. Verfahren und Messvorrichtung zur Untersuchung der Wasserstoffpermeabilität eines Untersuchungsgegenstands
GB2606392B (en) * 2021-05-07 2024-02-14 Edwards Ltd A fluid routing for a vacuum pumping system
CN113984304B (zh) * 2021-12-28 2022-04-29 河南氢枫能源技术有限公司 一种氢能设备测试系统和测试方法
DE102023104027A1 (de) 2023-02-17 2024-08-22 Inficon Gmbh Turbomolekularpumpe mit variabler Seiteneinlassposition zur Gegenstromlecksuche

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Also Published As

Publication number Publication date
JP2016532122A (ja) 2016-10-13
CN105556272B (zh) 2018-06-22
JP6375378B2 (ja) 2018-08-15
US9810597B2 (en) 2017-11-07
WO2015036282A2 (de) 2015-03-19
WO2015036282A3 (de) 2015-05-28
US20160223424A1 (en) 2016-08-04
CN105556272A (zh) 2016-05-04
DE102013218506A1 (de) 2015-03-19
EP3047250A2 (de) 2016-07-27
EP3047250B1 (de) 2017-11-22

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B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 02/09/2014, OBSERVADAS AS CONDICOES LEGAIS.