GB1338318A - Leak detector unit - Google Patents

Leak detector unit

Info

Publication number
GB1338318A
GB1338318A GB58472A GB58472A GB1338318A GB 1338318 A GB1338318 A GB 1338318A GB 58472 A GB58472 A GB 58472A GB 58472 A GB58472 A GB 58472A GB 1338318 A GB1338318 A GB 1338318A
Authority
GB
United Kingdom
Prior art keywords
test
valve
pressure
switch
leak
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
Application number
GB58472A
Other languages
English (en)
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.)
Cross Co
Original Assignee
Cross Co
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 Cross Co filed Critical Cross Co
Publication of GB1338318A publication Critical patent/GB1338318A/en
Expired 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
    • G01M3/26—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
    • 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
    • G01M3/3254—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 flow detector

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Measuring Volume Flow (AREA)
GB58472A 1971-11-18 1972-01-06 Leak detector unit Expired GB1338318A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19993071A 1971-11-18 1971-11-18

Publications (1)

Publication Number Publication Date
GB1338318A true GB1338318A (en) 1973-11-21

Family

ID=22739608

Family Applications (1)

Application Number Title Priority Date Filing Date
GB58472A Expired GB1338318A (en) 1971-11-18 1972-01-06 Leak detector unit

Country Status (5)

Country Link
JP (1) JPS532351B2 (de)
DE (1) DE2201520C3 (de)
FR (1) FR2161545A5 (de)
GB (1) GB1338318A (de)
IT (1) IT946298B (de)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138956A (en) * 1983-04-27 1984-10-31 Dunlop Ltd Improvements in or relating to leak detectors
US4576037A (en) * 1983-04-27 1986-03-18 Dunlop Limited Leak detectors
CN103336242A (zh) * 2013-06-24 2013-10-02 国家电网公司 变压器用速动继电器校准方法
CN107073467A (zh) * 2014-11-17 2017-08-18 株式会社日立产机系统 空气清洁装置和尘埃检查方法
CN109990951A (zh) * 2017-12-29 2019-07-09 北京佩特来电器有限公司 一种产品防护能力测试设备及测试方法
CN110837134A (zh) * 2019-08-02 2020-02-25 天津开发区精锐精密模具有限公司 一种可实现自动探测铜套漏装的工装
CN112012978A (zh) * 2020-08-27 2020-12-01 广西柳工机械股份有限公司 负载敏感充液阀、液压系统和装载机

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4993293U (de) * 1972-12-05 1974-08-13
CA1010726A (en) * 1973-01-08 1977-05-24 James T. Westervelt Dynamic air flow comparator system
DE2932820A1 (de) * 1979-08-13 1981-03-26 Philippe Marq-en-Baroeul Nord Vandevoorde Verfahren und vorrichtung zur internen druckbeaufschlagung eines geschlossenen raumes, insbesondere zu pruefzwecken
CN104236824A (zh) * 2014-09-05 2014-12-24 安徽伟嘉装备技术有限公司 一种变速器dct总成气密性检测工艺

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138956A (en) * 1983-04-27 1984-10-31 Dunlop Ltd Improvements in or relating to leak detectors
US4576037A (en) * 1983-04-27 1986-03-18 Dunlop Limited Leak detectors
CN103336242A (zh) * 2013-06-24 2013-10-02 国家电网公司 变压器用速动继电器校准方法
CN107073467A (zh) * 2014-11-17 2017-08-18 株式会社日立产机系统 空气清洁装置和尘埃检查方法
CN107073467B (zh) * 2014-11-17 2019-10-01 株式会社日立产机系统 空气清洁装置和空气净化单元检查方法
US10525458B2 (en) 2014-11-17 2020-01-07 Hitachi Industrial Equipment Systems Co., Ltd. Clean air device and air cleaning unit inspecting method
CN109990951A (zh) * 2017-12-29 2019-07-09 北京佩特来电器有限公司 一种产品防护能力测试设备及测试方法
CN110837134A (zh) * 2019-08-02 2020-02-25 天津开发区精锐精密模具有限公司 一种可实现自动探测铜套漏装的工装
CN110837134B (zh) * 2019-08-02 2024-06-11 天津开发区精锐精密模具有限公司 一种可实现自动探测铜套漏装的工装
CN112012978A (zh) * 2020-08-27 2020-12-01 广西柳工机械股份有限公司 负载敏感充液阀、液压系统和装载机

Also Published As

Publication number Publication date
JPS4863784A (de) 1973-09-04
FR2161545A5 (de) 1973-07-06
DE2201520C3 (de) 1978-07-20
DE2201520B2 (de) 1977-11-10
JPS532351B2 (de) 1978-01-27
IT946298B (it) 1973-05-21
DE2201520A1 (de) 1973-05-24

Similar Documents

Publication Publication Date Title
US3872712A (en) Dynamic air flow comparator system
US3028750A (en) Leak tester
US4272985A (en) Method of and apparatus for compensating for temperature in leak testing
US3538746A (en) Leak detecting method and apparatus
US5831147A (en) Tracer gas leak detection with gross leak detection by measuring differential pressure
US4523452A (en) Method of measuring leak rates
GB1338318A (en) Leak detector unit
US5546789A (en) Leakage detection system
US4825198A (en) Method of and apparatus for testing the tightnesses of two valves arranged in a fluid line
GB1518756A (en) Method an automatic device for the testing of fluid tight t cavities
US3504528A (en) Fluid pressure leak detector system for closed containers and the like
US3839900A (en) Air leakage detector
GB1400694A (en) Air leak detector
US4542643A (en) Fluid leak testing method
US3792607A (en) Air leakage detector using a direct pressure system
US3331237A (en) Pneumatic leak test panel
GB998908A (en) Improvements in and relating to the testing of closed, gas-filled containers
US3584500A (en) Fluid leakage test method and system
US4348887A (en) Apparatus for determining the effects of dilution and/or diffusion on the gaseous components of a gas flow
US3465562A (en) Electro-pneumatic porosity test method and means
US4503868A (en) Cigarette manufacture
US3074265A (en) Pressure differential tester
US3793877A (en) Air leakage detector, using a direct pressure system
US3316753A (en) Electro-hydraulic pressure differential tester
JPH0465967B2 (de)

Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee