NO774272L - Anordning for overvaakning av fluidumstroem i hydrauliske systemer - Google Patents

Anordning for overvaakning av fluidumstroem i hydrauliske systemer

Info

Publication number
NO774272L
NO774272L NO774272A NO774272A NO774272L NO 774272 L NO774272 L NO 774272L NO 774272 A NO774272 A NO 774272A NO 774272 A NO774272 A NO 774272A NO 774272 L NO774272 L NO 774272L
Authority
NO
Norway
Prior art keywords
current
sensing
sensing member
shaft
torque
Prior art date
Application number
NO774272A
Other languages
English (en)
Norwegian (no)
Inventor
Karl Goesta Lindh
Original Assignee
Atlas Copco Ab
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 Atlas Copco Ab filed Critical Atlas Copco Ab
Publication of NO774272L publication Critical patent/NO774272L/no

Links

Classifications

    • 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
    • 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
    • G01M3/2807—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 pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
NO774272A 1976-12-14 1977-12-13 Anordning for overvaakning av fluidumstroem i hydrauliske systemer NO774272L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7614016A SE410766B (sv) 1976-12-14 1976-12-14 Anordning for overvakning av flodet i hydraulsystem i syfte att avkenna eventuellt leckage

Publications (1)

Publication Number Publication Date
NO774272L true NO774272L (no) 1978-06-15

Family

ID=20329734

Family Applications (1)

Application Number Title Priority Date Filing Date
NO774272A NO774272L (no) 1976-12-14 1977-12-13 Anordning for overvaakning av fluidumstroem i hydrauliske systemer

Country Status (6)

Country Link
US (1) US4152925A (fr)
CA (1) CA1084351A (fr)
DE (1) DE2754886A1 (fr)
IT (1) IT1090726B (fr)
NO (1) NO774272L (fr)
SE (1) SE410766B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH624453A5 (fr) * 1977-11-04 1981-07-31 Bbc Brown Boveri & Cie
DE2928737C2 (de) * 1979-07-17 1987-01-02 Mannesmann AG, 4000 Düsseldorf Hydraulische Steuerung mit einer Rohrbruchsicherung für einen Positionszylinder insbesondere für eine angetriebene Strangführungsrolle in Stranggießanlagen
DE3038283C2 (de) 1980-10-10 1985-04-11 Kracht Pumpen- Und Motorenfabrik Gmbh & Co Kg, 5980 Werdohl Überwachungssystem für hydraulische Leitungen und/oder Antriebsgeräte
US4603707A (en) * 1983-08-02 1986-08-05 Motorola, Inc. Purge block for gas systems
HUT67769A (en) * 1989-05-19 1995-04-28 Kunze Process for controlling hydraulic systems and hydraulic drive system
US5744701A (en) * 1995-01-20 1998-04-28 The Toro Company Electronic liquid leak detector
US6230089B1 (en) 1992-01-03 2001-05-08 The Toro Company Turf maintenance vehicle multiple controller method and apparatus
US5497653A (en) * 1992-09-21 1996-03-12 General Electric Company Method and system for detecting significant hydraulic leaks
US5402110A (en) * 1994-02-03 1995-03-28 Ransomes America Corporation Hydraulic fluid leak detection system and method
EP0741895B1 (fr) * 1994-02-03 2002-11-27 Ransomes America Corporation Systeme et procede de detection de fuite de fluides hydrauliques
DE19859736C1 (de) * 1998-12-23 2000-08-03 Lindner Armaturen Gmbh Vorrichtung zur Überwachung flüssigkeitsführender Leitungen

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3425278A (en) * 1966-12-22 1969-02-04 Beckman Instruments Inc Flowmeter
GB1129428A (en) * 1967-06-23 1968-10-02 Standard Telephones Cables Ltd Flow supervisory arrangement
US3525259A (en) * 1967-11-06 1970-08-25 Westinghouse Electric Corp Gas flow measurement system
DE1922986C3 (de) * 1969-05-06 1975-09-18 Erdoel-Raffinerie Mannheim Gmbh, 6800 Mannheim Verfahren zur Lecküberwachung von Flüssigkeitsleitungen
US3695094A (en) * 1970-07-16 1972-10-03 Halliburton Co Leak detection method and system
US3723987A (en) * 1971-03-22 1973-03-27 L Barone Method and apparatus for monitoring fluid flow systems
US3711689A (en) * 1971-08-16 1973-01-16 J Park Pipeline monitoring system
JPS516083A (en) * 1974-07-03 1976-01-19 Nippon Kokan Kk Ryutaino morekenchisochi
CH582878A5 (fr) * 1974-09-23 1976-12-15 Contraves Ag

Also Published As

Publication number Publication date
SE410766B (sv) 1979-10-29
US4152925A (en) 1979-05-08
SE7614016L (sv) 1978-06-15
IT1090726B (it) 1985-06-26
DE2754886A1 (de) 1978-06-15
CA1084351A (fr) 1980-08-26

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