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IT990528B - EQUIPMENT INCLUDING A LIQUID LEAK DETECTOR IN THE COUPLINGS SEALED BETWEEN TWO ELEMENTS - Google Patents

EQUIPMENT INCLUDING A LIQUID LEAK DETECTOR IN THE COUPLINGS SEALED BETWEEN TWO ELEMENTS

Info

Publication number
IT990528B
IT990528B IT20423/73A IT2042373A IT990528B IT 990528 B IT990528 B IT 990528B IT 20423/73 A IT20423/73 A IT 20423/73A IT 2042373 A IT2042373 A IT 2042373A IT 990528 B IT990528 B IT 990528B
Authority
IT
Italy
Prior art keywords
couplings
sealed
elements
equipment including
leak detector
Prior art date
Application number
IT20423/73A
Other languages
Italian (it)
Original Assignee
M & J Dev 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
Priority claimed from US00242125A external-priority patent/US3835695A/en
Application filed by M & J Dev Co filed Critical M & J Dev Co
Application granted granted Critical
Publication of IT990528B publication Critical patent/IT990528B/en

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
    • G01M3/28—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 pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2876—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 pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
    • G01F25/11—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters using a seal ball or piston in a test loop

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Examining Or Testing Airtightness (AREA)
IT20423/73A 1972-04-07 1973-02-15 EQUIPMENT INCLUDING A LIQUID LEAK DETECTOR IN THE COUPLINGS SEALED BETWEEN TWO ELEMENTS IT990528B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00242125A US3835695A (en) 1972-01-20 1972-04-07 Meter proving apparatus and method
US27444172A 1972-07-24 1972-07-24

Publications (1)

Publication Number Publication Date
IT990528B true IT990528B (en) 1975-07-10

Family

ID=26934846

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20423/73A IT990528B (en) 1972-04-07 1973-02-15 EQUIPMENT INCLUDING A LIQUID LEAK DETECTOR IN THE COUPLINGS SEALED BETWEEN TWO ELEMENTS

Country Status (7)

Country Link
JP (1) JPS5222555B2 (en)
AU (1) AU449102B2 (en)
CA (1) CA1004092A (en)
FR (1) FR2178861B1 (en)
GB (1) GB1378627A (en)
IT (1) IT990528B (en)
NL (1) NL152645B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5525486Y2 (en) * 1974-02-13 1980-06-19
JPS5529159Y2 (en) * 1974-02-20 1980-07-11
JPS52147490A (en) * 1976-06-02 1977-12-07 Showa Tetsukou Kk Gas leak detection mechanism for safety breake valve and the like
JPS56110032A (en) * 1980-02-05 1981-09-01 Nippon Kanken Kogyo Kk Inspecting method for water leakage from buried pipe
JPH0721314B2 (en) * 1986-12-09 1995-03-08 本田技研工業株式会社 Hydraulic transmission for vehicles
JPH0260650U (en) * 1988-10-28 1990-05-07
EP3109473B1 (en) 2015-06-26 2021-03-10 Danfoss A/S Vane cell machine
ES2731358T3 (en) 2015-06-26 2019-11-15 Danfoss As Hydraulic machine layout
ES2922769T3 (en) 2015-06-26 2022-09-20 Danfoss As hydraulic machine
CN108844697B (en) * 2018-07-11 2023-12-19 山东科瑞油气装备有限公司 Double-end mud gun pressure testing tool
CN115307824B (en) * 2022-10-11 2023-01-24 山东旭扬新能源有限公司 Tightness testing device for LED street lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2749536A (en) * 1953-09-16 1956-06-05 Sperling Gustav Electrically operated leak detector

Also Published As

Publication number Publication date
AU449102B2 (en) 1974-06-06
FR2178861A1 (en) 1973-11-16
CA1004092A (en) 1977-01-25
FR2178861B1 (en) 1976-05-14
DE2317301B2 (en) 1975-09-04
GB1378627A (en) 1974-12-27
AU5176373A (en) 1974-06-06
JPS4910785A (en) 1974-01-30
DE2317301A1 (en) 1973-10-18
NL152645B (en) 1977-03-15
NL7301786A (en) 1973-10-09
JPS5222555B2 (en) 1977-06-17

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