SE8701875D0 - A control device - Google Patents

A control device

Info

Publication number
SE8701875D0
SE8701875D0 SE8701875A SE8701875A SE8701875D0 SE 8701875 D0 SE8701875 D0 SE 8701875D0 SE 8701875 A SE8701875 A SE 8701875A SE 8701875 A SE8701875 A SE 8701875A SE 8701875 D0 SE8701875 D0 SE 8701875D0
Authority
SE
Sweden
Prior art keywords
amplifier
electrodes
water
inductive field
transistor
Prior art date
Application number
SE8701875A
Other languages
English (en)
Other versions
SE8701875L (sv
Inventor
D R Woodward
R Corrick
Original Assignee
Duracell Int
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 Duracell Int filed Critical Duracell Int
Publication of SE8701875D0 publication Critical patent/SE8701875D0/sv
Publication of SE8701875L publication Critical patent/SE8701875L/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/22—Measuring resistance of fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/045—Circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • Electrochemistry (AREA)
  • Pathology (AREA)
  • Audible And Visible Signals (AREA)
  • Amplifiers (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Massaging Devices (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Domestic Plumbing Installations (AREA)
  • Electronic Switches (AREA)
SE8701875A 1986-05-07 1987-05-06 Styranordning SE8701875L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08611087A GB2190254A (en) 1986-05-07 1986-05-07 Condition responsive switching circuit

Publications (2)

Publication Number Publication Date
SE8701875D0 true SE8701875D0 (sv) 1987-05-06
SE8701875L SE8701875L (sv) 1987-11-08

Family

ID=10597431

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8701875A SE8701875L (sv) 1986-05-07 1987-05-06 Styranordning

Country Status (8)

Country Link
DE (1) DE3715099A1 (sv)
DK (1) DK232887A (sv)
FI (1) FI872011A (sv)
FR (1) FR2599141B3 (sv)
GB (1) GB2190254A (sv)
IT (1) IT1215461B (sv)
NO (1) NO871878L (sv)
SE (1) SE8701875L (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2029235C (en) * 1990-11-02 2002-01-22 John Errington Brain Water-activated survival lamp unit and an improved water sensing switch therefor
US20070153507A1 (en) * 2006-01-04 2007-07-05 The Coleman Company, Inc. Personal floatation device with water activated light
DE102007052177A1 (de) * 2007-10-30 2009-05-07 Novega Produktionssysteme Gmbh Ortungsbake
DE102014118201B3 (de) * 2014-12-09 2016-03-03 Erhard Pfeil Schwimmweste für Tiere, insbesondere für Hunde

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1321863A (en) * 1970-02-27 1973-07-04 Int Computers Ltd Touch-operated switching devices
GB1314255A (en) * 1970-10-12 1973-04-18 Matsushita Electric Ind Co Ltd High frequency heating device
US3715540A (en) * 1971-11-16 1973-02-06 Magic Dot Inc Touch sensitive electronic switch
GB1418011A (en) * 1972-06-02 1975-12-17 Kidde & Co Walter Water-actuated electrical actuator
IL42906A (en) * 1972-08-28 1976-08-31 Magic Dot Inc Touch actuated electronic switch
GB1371251A (en) * 1973-03-26 1974-10-23 Novelty Patent Ltd Lock
NL7411716A (nl) * 1973-09-08 1975-03-11 Philips Nv Tiptoetsschakeling.
JPS53876A (en) * 1976-06-24 1978-01-07 Sharp Kk Touch switch
GB1499044A (en) * 1976-08-31 1978-01-25 Engine Applic Ltd Electrical generators
GB2060370A (en) * 1979-08-14 1981-05-07 Beachamp S Rods and walking sticks
GB2113025B (en) * 1981-05-15 1986-01-15 Michael Shmuel Howard Thyristor switching circuits

Also Published As

Publication number Publication date
FI872011A (fi) 1987-11-08
DK232887D0 (da) 1987-05-06
IT1215461B (it) 1990-02-14
DK232887A (da) 1987-11-08
FI872011A0 (fi) 1987-05-06
NO871878L (no) 1987-11-09
SE8701875L (sv) 1987-11-08
GB8611087D0 (en) 1986-06-11
NO871878D0 (no) 1987-05-06
IT8720416A0 (it) 1987-05-07
FR2599141B3 (fr) 1989-06-23
DE3715099A1 (de) 1987-11-12
FR2599141A1 (fr) 1987-11-27
GB2190254A (en) 1987-11-11

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Legal Events

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NAV Patent application has lapsed

Ref document number: 8701875-0

Effective date: 19901201