JPS4914808B1 - - Google Patents

Info

Publication number
JPS4914808B1
JPS4914808B1 JP7825770A JP7825770A JPS4914808B1 JP S4914808 B1 JPS4914808 B1 JP S4914808B1 JP 7825770 A JP7825770 A JP 7825770A JP 7825770 A JP7825770 A JP 7825770A JP S4914808 B1 JPS4914808 B1 JP S4914808B1
Authority
JP
Japan
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.)
Pending
Application number
JP7825770A
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 filed Critical
Publication of JPS4914808B1 publication Critical patent/JPS4914808B1/ja
Pending 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
    • G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/02—Branch units, e.g. made in one piece, welded, riveted
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/02—Preventing, monitoring, or locating loss
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2101/00—Uses or applications of pigs or moles
    • F16L2101/30—Inspecting, measuring or testing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/5762—With leakage or drip collecting
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8158—With indicator, register, recorder, alarm or inspection means
    • Y10T137/8359—Inspection means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86718—Dividing into parallel flow paths with recombining
    • Y10T137/86759—Reciprocating
    • Y10T137/86767—Spool
    • Y10T137/86775—With internal passage

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Details Of Valves (AREA)
JP7825770A 1969-09-08 1970-09-08 Pending JPS4914808B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85582969A 1969-09-08 1969-09-08

Publications (1)

Publication Number Publication Date
JPS4914808B1 true JPS4914808B1 (ja) 1974-04-10

Family

ID=25322178

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7825770A Pending JPS4914808B1 (ja) 1969-09-08 1970-09-08

Country Status (8)

Country Link
US (1) US3583435A (ja)
JP (1) JPS4914808B1 (ja)
CH (1) CH513358A (ja)
DE (1) DE2042198C3 (ja)
FR (1) FR2061117A5 (ja)
GB (1) GB1320209A (ja)
NL (1) NL155350B (ja)
SE (1) SE362499B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5366818U (ja) * 1976-11-07 1978-06-05
JPS54121520U (ja) * 1978-02-14 1979-08-25

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE387740B (sv) * 1974-05-31 1976-09-13 Primus Sievert Ab Gasleckageindikator
US4077427A (en) * 1976-09-09 1978-03-07 Rosan Enterprises Leak detector valve assembly
US4197097A (en) * 1977-12-02 1980-04-08 Seaton-Wilson Inc. Apparatus for venting gas from afluid system
GB2134660B (en) * 1983-02-08 1986-05-21 Tectron Testing fuel injectors
GB8303407D0 (en) * 1983-02-08 1983-03-16 Tectron Eng Ltd Fuel injectors
US4524608A (en) * 1983-12-05 1985-06-25 Bellefeuille David T Gas leak meter
YU48550B (sh) * 1990-07-06 1998-11-05 Pipelife Rohrsysteme Gesellschaft M.B.H. Sigurnosni uređaj za zatvaranje gasnih cevovoda sa ventilom
AT398238B (de) * 1990-12-21 1994-10-25 Pipelife Rohrsysteme Gmbh Sicherheitsschliessvorrichtung
US5318098A (en) * 1992-09-24 1994-06-07 Wagstaff, Inc. Metal casting unit
SE0301002L (sv) * 2003-04-04 2004-09-14 Sunquist Metall Ab Anordning för att fastställa påverkan av ett ström ninsstyrt gasformigt medium
CN113358162A (zh) * 2020-03-05 2021-09-07 威光自动化科技股份有限公司 气体泄漏感测方法
CN111853340B (zh) * 2020-07-27 2022-03-04 宁波华成阀门有限公司 一种物联网天然气检测及报警阀门
CN113154166B (zh) * 2021-04-21 2023-06-23 苏州道森阀门有限公司 一种液体泄漏可自动断流的三通阀

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US330267A (en) * 1885-11-10 Means for gas-distribution
DE882148C (de) * 1943-10-03 1953-07-06 Aeg Verfahren zur Auffindung von Leckstellen in unter der Erde verlegten Gasdruckkabeln oder Druckgas fuehrenden Rohrleitungen
US2707390A (en) * 1948-12-15 1955-05-03 Edward Valves Inc Valve testing device
US3340723A (en) * 1965-10-11 1967-09-12 Amp Inc Testing for leakage in electrical connectors
FR1544760A (fr) * 1967-09-25 1968-11-08 Détecteur permanent, manuel ou automatique, de fuite dans une installation de gaz

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5366818U (ja) * 1976-11-07 1978-06-05
JPS54121520U (ja) * 1978-02-14 1979-08-25

Also Published As

Publication number Publication date
GB1320209A (en) 1973-06-13
NL7013065A (ja) 1971-03-10
FR2061117A5 (ja) 1971-06-18
DE2042198C3 (de) 1981-12-17
DE2042198A1 (de) 1971-03-11
DE2042198B2 (de) 1981-04-02
NL155350B (nl) 1977-12-15
CH513358A (de) 1971-09-30
US3583435A (en) 1971-06-08
SE362499B (ja) 1973-12-10

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