SE375395B - - Google Patents

Info

Publication number
SE375395B
SE375395B SE7204814A SE481472A SE375395B SE 375395 B SE375395 B SE 375395B SE 7204814 A SE7204814 A SE 7204814A SE 481472 A SE481472 A SE 481472A SE 375395 B SE375395 B SE 375395B
Authority
SE
Sweden
Application number
SE7204814A
Inventor
S T J Lofgren
Original Assignee
Impulsregulator Lycksele 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 Impulsregulator Lycksele Ab filed Critical Impulsregulator Lycksele Ab
Priority to SE7204814A priority Critical patent/SE375395B/xx
Priority to US349989A priority patent/US3882476A/en
Priority to GB1791873A priority patent/GB1433172A/en
Priority to DE2318803A priority patent/DE2318803C3/en
Priority to FR7313474A priority patent/FR2180085B1/fr
Publication of SE375395B publication Critical patent/SE375395B/xx

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • 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
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
SE7204814A 1972-04-13 1972-04-13 SE375395B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE7204814A SE375395B (en) 1972-04-13 1972-04-13
US349989A US3882476A (en) 1972-04-13 1973-04-11 Alarm system with periodic test section
GB1791873A GB1433172A (en) 1972-04-13 1973-04-13 Alarm systems
DE2318803A DE2318803C3 (en) 1972-04-13 1973-04-13 Warning signal system
FR7313474A FR2180085B1 (en) 1972-04-13 1973-04-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7204814A SE375395B (en) 1972-04-13 1972-04-13

Publications (1)

Publication Number Publication Date
SE375395B true SE375395B (en) 1975-04-14

Family

ID=20265034

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7204814A SE375395B (en) 1972-04-13 1972-04-13

Country Status (5)

Country Link
US (1) US3882476A (en)
DE (1) DE2318803C3 (en)
FR (1) FR2180085B1 (en)
GB (1) GB1433172A (en)
SE (1) SE375395B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986001621A1 (en) * 1984-09-05 1986-03-13 Nitto Scandinavia Ab A method of installing detection means at the laying of heat insulated pipelines and detection means for performing the method
WO1986001430A1 (en) * 1984-09-06 1986-03-13 Klas Jakobsson Filter arrangement for cleaning a gaseous medium
WO1990011513A1 (en) * 1989-03-20 1990-10-04 Forsstroem Bo Goesta A conductivity or capacity cell and a method for producing the same and a probe including such a cell and a method for measuring of relative humidity with such a probe

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056815A (en) * 1976-02-03 1977-11-01 Westinghouse Electric Corporation Battery operated transmitter circuit
US4110945A (en) * 1976-09-07 1978-09-05 The Dow Chemical Company Roof installation for locating water leakage points
US4297686A (en) * 1979-10-01 1981-10-27 Tom M Dale Water detection device
CA1168707A (en) * 1980-04-22 1984-06-05 Norscan Instruments Ltd. Apparatus to monitor electrical cables, including splice joints and the like for the ingress of moisture
US4538141A (en) * 1982-10-04 1985-08-27 Chevron Research Company Water detection subassembly and method of forming same, for computer processing centers
GB8603866D0 (en) * 1986-02-17 1986-03-26 Webb J A Detecting leakage of liquids from machines
US4777473A (en) * 1986-08-22 1988-10-11 Fire Burglary Instruments, Inc. Alarm system incorporating dynamic range testing
DK145087A (en) * 1987-03-20 1988-09-21 Renovadan System Transport A S Traffic-barricading equipment
US6175310B1 (en) * 1999-05-10 2001-01-16 Richard J. Gott Leak detection tape
GB9929304D0 (en) * 1999-12-10 2000-02-02 May Peter T Leak alarm
US6587050B2 (en) 2001-07-24 2003-07-01 Eaton Corporation Oscillator activated continuity testing switch
US6653846B2 (en) 2001-09-14 2003-11-25 Eaton Corporation Multifunction circuit continuity and sensor tester
GB2384900A (en) * 2002-02-04 2003-08-06 George Robert Kirk Device for warning of the presence of moisture
TWI235118B (en) * 2003-04-17 2005-07-01 Hi Touch Imaging Tech Co Ltd Printer with detaching control device
CA2431657A1 (en) * 2003-06-16 2004-12-16 Marc Therriault Water shut off valve
US8380355B2 (en) * 2007-03-19 2013-02-19 Wayne/Scott Fetzer Company Capacitive sensor and method and apparatus for controlling a pump using same
US20110110792A1 (en) * 2009-11-12 2011-05-12 Joseph Kendall Mauro Sensors and methods and apparatus relating to same
US20110110794A1 (en) * 2009-11-12 2011-05-12 Philip Mayleben Sensors and methods and apparatus relating to same
US10711788B2 (en) 2015-12-17 2020-07-14 Wayne/Scott Fetzer Company Integrated sump pump controller with status notifications
DE102016012908B3 (en) * 2016-10-29 2017-08-17 SIM Grundstücksverwertungs-, Projektentwicklungs- und Hausbau GmbH Device for reliable and timely notification of water damage
US11162496B2 (en) 2016-11-11 2021-11-02 Wayne/Scott Fetzer Company Pump with external electrical components and related methods
USD893552S1 (en) 2017-06-21 2020-08-18 Wayne/Scott Fetzer Company Pump components
USD890211S1 (en) 2018-01-11 2020-07-14 Wayne/Scott Fetzer Company Pump components
CN108732077B (en) * 2018-05-31 2023-09-19 四川大学 Engine oil duct pipeline penetration detection method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3699569A (en) * 1972-01-28 1972-10-17 Minnesota Mining & Mfg Security system for indicating fire, intrusion or the like

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986001621A1 (en) * 1984-09-05 1986-03-13 Nitto Scandinavia Ab A method of installing detection means at the laying of heat insulated pipelines and detection means for performing the method
WO1986001430A1 (en) * 1984-09-06 1986-03-13 Klas Jakobsson Filter arrangement for cleaning a gaseous medium
WO1990011513A1 (en) * 1989-03-20 1990-10-04 Forsstroem Bo Goesta A conductivity or capacity cell and a method for producing the same and a probe including such a cell and a method for measuring of relative humidity with such a probe
US5382908A (en) * 1989-03-20 1995-01-17 Bo Gosta Forsstrom Conductivity or capacity cell and a method for producing the same and a probe including such a cell and a method for measuring of relative humidity with such a probe

Also Published As

Publication number Publication date
FR2180085A1 (en) 1973-11-23
DE2318803A1 (en) 1973-10-18
DE2318803C3 (en) 1975-11-06
GB1433172A (en) 1976-04-22
DE2318803B2 (en) 1975-03-27
US3882476A (en) 1975-05-06
FR2180085B1 (en) 1977-02-04

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