DE3668061D1 - Heliumleckdetektor fuer kleine elemente. - Google Patents

Heliumleckdetektor fuer kleine elemente.

Info

Publication number
DE3668061D1
DE3668061D1 DE8686301695T DE3668061T DE3668061D1 DE 3668061 D1 DE3668061 D1 DE 3668061D1 DE 8686301695 T DE8686301695 T DE 8686301695T DE 3668061 T DE3668061 T DE 3668061T DE 3668061 D1 DE3668061 D1 DE 3668061D1
Authority
DE
Germany
Prior art keywords
leak detector
helium leak
small elements
elements
small
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 - Fee Related
Application number
DE8686301695T
Other languages
English (en)
Inventor
Lyle E Bergquist
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.)
Martin Marietta Corp
Original Assignee
Martin Marietta Corp
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=24857241&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3668061(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Martin Marietta Corp filed Critical Martin Marietta Corp
Application granted granted Critical
Publication of DE3668061D1 publication Critical patent/DE3668061D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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)
DE8686301695T 1985-03-13 1986-03-10 Heliumleckdetektor fuer kleine elemente. Expired - Fee Related DE3668061D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/711,228 US4608866A (en) 1985-03-13 1985-03-13 Small component helium leak detector

Publications (1)

Publication Number Publication Date
DE3668061D1 true DE3668061D1 (de) 1990-02-08

Family

ID=24857241

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686301695T Expired - Fee Related DE3668061D1 (de) 1985-03-13 1986-03-10 Heliumleckdetektor fuer kleine elemente.

Country Status (6)

Country Link
US (1) US4608866A (de)
EP (1) EP0194836B1 (de)
JP (1) JPS61213742A (de)
KR (1) KR940004655B1 (de)
CA (1) CA1254306A (de)
DE (1) DE3668061D1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2584495B1 (fr) * 1985-07-04 1989-05-05 Cit Alcatel Machine pour controler l'etancheite de pieces par la methode dite de ressuage.
GB2190204B (en) * 1986-05-09 1990-10-17 Boc Group Plc Improvement in leak detectors
FR2604522B1 (fr) * 1986-09-26 1989-06-16 Cit Alcatel Installation de detection de fuite a gaz traceur et procede d'utilisation
US4785666A (en) * 1986-12-19 1988-11-22 Martin Marietta Corporation Method of increasing the sensitivity of a leak detector in the probe mode
US5001903A (en) * 1987-01-27 1991-03-26 Helix Technology Corporation Optimally staged cryopump
US4882954A (en) * 1988-03-21 1989-11-28 Selby Douglas S Unlocking device for vehicle doors
USRE36610E (en) * 1989-05-09 2000-03-14 Kabushiki Kaisha Toshiba Evacuation apparatus and evacuation method
US5317900A (en) * 1992-10-02 1994-06-07 The Lyle E. & Barbara L. Bergquist Trust Ultrasensitive helium leak detector for large systems
US5363694A (en) * 1993-11-17 1994-11-15 United Technologies Corporation Ampoule rupture detection system
FR2786566B1 (fr) * 1998-11-26 2000-12-29 Cit Alcatel Procede et dispositif de detection de fuites sur echangeurs automobiles
DE19903097A1 (de) * 1999-01-27 2000-08-03 Leybold Vakuum Gmbh Testgaslecksuchgerät
US6257001B1 (en) * 1999-08-24 2001-07-10 Lucent Technologies, Inc. Cryogenic vacuum pump temperature sensor
US20070157457A1 (en) * 2004-09-10 2007-07-12 Lance Fried Assembly Method and Machinery for Waterproof Testing of Electronic Devices
US7299681B2 (en) * 2004-09-27 2007-11-27 Idc, Llc Method and system for detecting leak in electronic devices
US7739900B2 (en) * 2004-12-07 2010-06-22 Fraunhofer-Gesellschaft Zur Foederung Der Angewandten Forschung E.V. Method for testing the leakage rate of vacuum encapsulated devices
US7210337B1 (en) * 2005-10-17 2007-05-01 Honeywell International Inc. MEMS sensor package leak test
KR101879274B1 (ko) * 2012-01-09 2018-08-20 삼성디스플레이 주식회사 저온 증착 장치
US9429494B1 (en) 2012-11-21 2016-08-30 Western Digital Technologies, Inc. Leakage test method for a hermetically sealed disk drive enclosure
DE102013020388A1 (de) * 2012-12-13 2014-06-18 Tesat-Spacecom Gmbh & Co. Kg Verfahren zur Dichteprüfung eines Gehäuses
JP5970618B2 (ja) * 2013-10-15 2016-08-17 株式会社フクダ 漏洩試験装置及び方法
US11280695B2 (en) * 2018-11-27 2022-03-22 West Pharmaceutical Services, Inc. System and method for testing closure integrity of a sealed container at cryogenic temperatures
CN116930041B (zh) * 2023-09-13 2023-12-08 江苏君澄空间科技有限公司 一种复合材料的渗漏性测试系统及方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3246505A (en) * 1963-09-09 1966-04-19 Boeing Co Leak detection method and apparatus
US3416359A (en) * 1966-07-01 1968-12-17 Texas Instruments Inc Method and apparatus for testing hermetically sealed transistor devices
US3690151A (en) * 1968-07-25 1972-09-12 Norton Co Leak detector
US3578758A (en) * 1969-05-07 1971-05-18 Nasa Orifice gross leak tester
US3646804A (en) * 1970-01-21 1972-03-07 Electronic Communications Gross leak detector and method
FR2114039A5 (de) * 1970-11-13 1972-06-30 Air Liquide
US3762212A (en) * 1971-07-15 1973-10-02 Advanced Technologies Inc Leak testing apparatus and methods
FR2146100B2 (de) * 1971-07-16 1974-03-29 Air Liquide
US3824839A (en) * 1971-09-24 1974-07-23 Varian Associates Leak detecting system and method for passing a measured sample of gas to a leak detector
US3738158A (en) * 1972-04-06 1973-06-12 Us Air Force Gross leak vacuum and pressure chamber assembly
US3888111A (en) * 1973-11-21 1975-06-10 Gen Motors Corp Sealed beam headlamp unit leak detection system
US4158960A (en) * 1978-05-04 1979-06-26 The United States Of America As Represented By The Secretary Of The Army Microcircuit fine leak test apparatus
US4154092A (en) * 1978-05-04 1979-05-15 The United States Of America As Represented By The Secretary Of The Army Pneumatic gross leak detector
US4219588A (en) * 1979-01-12 1980-08-26 Air Products And Chemicals, Inc. Method for coating cryopumping apparatus
US4356721A (en) * 1980-12-19 1982-11-02 The United States Of America As Represented By The Secretary Of The Army Glass lead seal test apparatus
JPS57169647A (en) * 1981-04-13 1982-10-19 Ulvac Corp He reverse diffusion type leakage detector using turbo molecular pump
DE3247975A1 (de) * 1982-12-24 1984-06-28 Balzers Hochvakuum Gmbh, 6200 Wiesbaden Verfahren und vorrichtung zur auffindung von lecks in waenden
US4492110A (en) * 1983-06-01 1985-01-08 Martin Marietta Corporation Ultra sensitive noble gas leak detector
JPS6066127A (ja) * 1983-09-20 1985-04-16 Tokuda Seisakusho Ltd ヘリウム漏洩試験装置
US4593530A (en) * 1984-04-10 1986-06-10 Air Products And Chemicals, Inc. Method and apparatus for improving the sensitivity of a leak detector utilizing a cryopump

Also Published As

Publication number Publication date
EP0194836A3 (en) 1987-08-26
US4608866A (en) 1986-09-02
KR940004655B1 (ko) 1994-05-27
EP0194836B1 (de) 1990-01-03
EP0194836A2 (de) 1986-09-17
JPS61213742A (ja) 1986-09-22
KR860007542A (ko) 1986-10-13
CA1254306A (en) 1989-05-16

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee