ATE35575T1 - Auf druckaenderung ansprechende leckpruefeinrichtung. - Google Patents

Auf druckaenderung ansprechende leckpruefeinrichtung.

Info

Publication number
ATE35575T1
ATE35575T1 AT83900963T AT83900963T ATE35575T1 AT E35575 T1 ATE35575 T1 AT E35575T1 AT 83900963 T AT83900963 T AT 83900963T AT 83900963 T AT83900963 T AT 83900963T AT E35575 T1 ATE35575 T1 AT E35575T1
Authority
AT
Austria
Prior art keywords
pct
article
data
pressure
defective
Prior art date
Application number
AT83900963T
Other languages
English (en)
Inventor
Kiyoshi Furuse
Original Assignee
Cosmo Instr 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
Application filed by Cosmo Instr Co Ltd filed Critical Cosmo Instr Co Ltd
Application granted granted Critical
Publication of ATE35575T1 publication Critical patent/ATE35575T1/de

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
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
    • G01M3/3236—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers
    • G01M3/3263—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers using a differential pressure detector
AT83900963T 1983-03-18 1983-03-18 Auf druckaenderung ansprechende leckpruefeinrichtung. ATE35575T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP1983/000085 WO1984003769A1 (en) 1983-03-18 1983-03-18 Pressure change detection type leakage water inspection device
EP83900963A EP0139752B1 (de) 1983-03-18 1983-03-18 Auf Druckänderung ansprechende Leckprüfeinrichtung

Publications (1)

Publication Number Publication Date
ATE35575T1 true ATE35575T1 (de) 1988-07-15

Family

ID=13789961

Family Applications (1)

Application Number Title Priority Date Filing Date
AT83900963T ATE35575T1 (de) 1983-03-18 1983-03-18 Auf druckaenderung ansprechende leckpruefeinrichtung.

Country Status (5)

Country Link
US (1) US4670847A (de)
EP (1) EP0139752B1 (de)
AT (1) ATE35575T1 (de)
DE (1) DE3377294D1 (de)
WO (1) WO1984003769A1 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59206737A (ja) * 1983-05-11 1984-11-22 Cosmo Keiki:Kk 温度補償機能を有する漏洩検査装置
JPS61292067A (ja) * 1985-06-19 1986-12-22 Mitsubishi Electric Corp 電力量測定方法
GB8612065D0 (en) * 1986-05-17 1986-06-25 Lucas Ind Plc Transducer control
US4942758A (en) * 1986-12-04 1990-07-24 Cofield Dennis H High speed leak tester
US4837707A (en) * 1986-12-24 1989-06-06 Emhart Industries, Inc. Container inspection apparatus
US4821217A (en) * 1987-01-12 1989-04-11 The Boeing Company Programmable jet engine test station
US4796466A (en) * 1987-02-17 1989-01-10 Ed Farmer System for monitoring pipelines
US4796676A (en) * 1987-06-05 1989-01-10 Hendershot John A Fluid storage tank system
DE3802479A1 (de) * 1988-01-28 1989-08-10 Uebe Thermometer Gmbh Verfahren und einrichtung zur bestimmung des ovulationstermins von mensch oder tier durch elektrische erfassung der koerpertemperaturabweichung
FR2628529B1 (fr) * 1988-03-09 1990-11-09 Commissariat Energie Atomique Procede et systeme de controle de l'etancheite d'une enceinte
US4993256A (en) * 1988-04-20 1991-02-19 Kabushiki Kaisha Fukuda Leakage test method and apparatus
US4977517A (en) * 1988-09-21 1990-12-11 Toni Diagnostics, Inc. Leak and clog detection and removal system for use with particle counters
US5315529A (en) * 1991-10-11 1994-05-24 Farmer Edward J Fluid vessel leak existence system, method and apparatus
US5546789A (en) * 1992-08-03 1996-08-20 Intertech Development Company Leakage detection system
US5363693A (en) * 1992-08-19 1994-11-15 Union Camp Corporation Recovery boiler leak detection system and method
US6662634B2 (en) * 1994-06-15 2003-12-16 Martin Lehmann Method for testing containers, use of the method, and a testing device
US5915270A (en) * 1992-08-27 1999-06-22 Lehmann; Martin Method for testing containers, use of the method, and a testing device
US5367797A (en) * 1993-10-25 1994-11-29 Omega Environmental, Inc. Process for testing a vessel
CH688424A5 (de) * 1994-04-13 1997-09-15 Witschi Electronic Ag Verfahren und Vorrichtung zur Dichtigkeitspruefung von Gehaeusen.
US5792940A (en) * 1996-09-30 1998-08-11 Becton, Dickinson And Company Rapid evaluation of thin-film barrier coatings on thick substrates via transient response measurements
US6112578A (en) * 1999-04-26 2000-09-05 Daimlerchrysler Corporation Multiple cavity leak test process
US6640615B1 (en) * 2001-01-26 2003-11-04 Darrell R. Morrow System for determining the integrity of a package or packaging material based on its transmission of a test gas
JP3820168B2 (ja) * 2002-03-15 2006-09-13 オリンパス株式会社 リークテスタ
US7107820B2 (en) * 2003-05-02 2006-09-19 Praxair S.T. Technology, Inc. Integrated gas supply and leak detection system
US6880383B2 (en) * 2003-05-14 2005-04-19 General Motors Corporation Apparatus and method for fuel vapor leak detection
US7340943B2 (en) * 2005-09-30 2008-03-11 Ethicon, Inc. Method of detecting connection of test port on an endoscope
US8402817B2 (en) * 2008-05-28 2013-03-26 Franklin Fueling Systems, Inc. Method and apparatus for monitoring for leaks in a stage II fuel vapor recovery system
RU2010147889A (ru) 2008-05-28 2012-07-10 Франклин Фьюэлинг Системс, Инк. (US) Способ и устройство для проверки на наличие засорений в системе управления паров топлива stage ii
RU2536093C2 (ru) * 2009-05-18 2014-12-20 Франклин Фьюэлинг Системз, Инк. Способ и устройство для обнаружения утечки в системе подачи топлива
JP6317103B2 (ja) * 2013-12-26 2018-04-25 株式会社フクダ リークテスト装置及び方法
TWI543636B (zh) * 2014-06-20 2016-07-21 致伸科技股份有限公司 密封式揚聲器漏氣測試系統及方法
CN104198135B (zh) * 2014-08-26 2015-07-29 宁波工程学院 一种膨胀水箱密封性检测设备及其检测方法
CN104198134B (zh) * 2014-08-26 2015-07-29 宁波工程学院 一种膨胀水箱密封性检测设备及其检测方法
CN104198136B (zh) * 2014-08-26 2015-07-29 宁波工程学院 一种膨胀水箱密封性检测设备及其检测方法
JP2016176871A (ja) * 2015-03-20 2016-10-06 株式会社ガスター リーク検査装置リーク検査方法
JP2016176866A (ja) * 2015-03-20 2016-10-06 株式会社ガスター リーク検査方法リーク検査装置
JP7338513B2 (ja) * 2020-03-03 2023-09-05 トヨタ自動車株式会社 リーク検査装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3504528A (en) * 1968-04-09 1970-04-07 Us Army Fluid pressure leak detector system for closed containers and the like
JPS4889757A (de) * 1972-02-24 1973-11-22
US3872712A (en) * 1971-11-18 1975-03-25 Cross Co Dynamic air flow comparator system
FR2311293A1 (fr) * 1975-05-16 1976-12-10 Renault Procede et installation de controle automatique d'etancheite de pieces
US4193118A (en) * 1978-07-18 1980-03-11 Motorola, Inc. Low pass digital averaging filter
US4490800A (en) * 1981-12-14 1984-12-25 Powers Manufacturing, Inc. Dual head gauger apparatus with automatic adjustment for pressure variation
US4571986A (en) * 1982-10-12 1986-02-25 Kabushiki Kaisha Kobe Seiko Sho Pipe leak detector

Also Published As

Publication number Publication date
EP0139752A1 (de) 1985-05-08
US4670847A (en) 1987-06-02
EP0139752A4 (de) 1986-03-18
EP0139752B1 (de) 1988-07-06
WO1984003769A1 (en) 1984-09-27
DE3377294D1 (en) 1988-08-11

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee