FI871093A - Monitorkrets foer flaektmotor. - Google Patents

Monitorkrets foer flaektmotor. Download PDF

Info

Publication number
FI871093A
FI871093A FI871093A FI871093A FI871093A FI 871093 A FI871093 A FI 871093A FI 871093 A FI871093 A FI 871093A FI 871093 A FI871093 A FI 871093A FI 871093 A FI871093 A FI 871093A
Authority
FI
Finland
Prior art keywords
monitorkrets
flaektmotor
foer
monitorkrets foer
foer flaektmotor
Prior art date
Application number
FI871093A
Other languages
English (en)
Other versions
FI871093A0 (fi
Inventor
John Robert Feeney
Original Assignee
Protector Safety Ltd
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 GB848422981A external-priority patent/GB8422981D0/en
Priority claimed from GB08501089A external-priority patent/GB2154961B/en
Priority claimed from GB858519128A external-priority patent/GB8519128D0/en
Application filed by Protector Safety Ltd filed Critical Protector Safety Ltd
Publication of FI871093A0 publication Critical patent/FI871093A0/fi
Publication of FI871093A publication Critical patent/FI871093A/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Direct Current Motors (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Multiple Motors (AREA)
FI871093A 1984-09-12 1987-03-12 Monitorkrets foer flaektmotor. FI871093A (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB848422981A GB8422981D0 (en) 1984-09-12 1984-09-12 Fan motor monitoring circuit
GB08501089A GB2154961B (en) 1984-01-27 1985-01-16 Improvements in or relating to vehicle axle arrangements
GB858519128A GB8519128D0 (en) 1985-07-30 1985-07-30 Fan motor monitoring circuit
PCT/GB1985/000419 WO1986001904A1 (en) 1984-09-12 1985-09-12 Fan motor monitoring circuit

Publications (2)

Publication Number Publication Date
FI871093A0 FI871093A0 (fi) 1987-03-12
FI871093A true FI871093A (fi) 1987-03-12

Family

ID=27262460

Family Applications (1)

Application Number Title Priority Date Filing Date
FI871093A FI871093A (fi) 1984-09-12 1987-03-12 Monitorkrets foer flaektmotor.

Country Status (5)

Country Link
EP (1) EP0229062A1 (fi)
AU (1) AU576009B2 (fi)
DK (1) DK218486D0 (fi)
FI (1) FI871093A (fi)
WO (1) WO1986001904A1 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI80606C (fi) * 1987-10-05 1990-07-10 Kemira Oy Foerfarande foer reglering av luftmaongden som matas in i en gasmask samt en gasmask som genomfoer denna foerfarande.
GB2224172B (en) * 1988-10-19 1992-05-06 Hoover Plc Suction cleaner
EP1750137A3 (en) * 2001-07-20 2007-07-11 Power Integrations, Inc. Method and apparatus for low cost current and voltage sensing in circuits as a function of a voltage drop
US6795321B2 (en) 2001-07-20 2004-09-21 Power Integrations, Inc. Method and apparatus for sensing current and voltage in circuits with voltage across an LED
SE1051100A1 (sv) * 2010-10-22 2012-04-23 Scania Cv Ab Anordning och förfarande för funktionsdetektering hos en matningskonfiguration
DK3124988T3 (da) * 2015-07-31 2019-05-13 Siemens Mobility GmbH Lysdiode-styrekredsløb til en signalgiver i et lyssignalanlæg
CN109139528B (zh) * 2018-09-25 2024-03-22 东莞市觅智智能家居有限公司 一种风扇检测系统及检测方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU503786B2 (en) * 1977-03-21 1979-09-20 Cattleman's Equipment Pty. Ltd Electric fence energisers
DE2713645A1 (de) * 1977-03-28 1978-10-05 Lmt Lichtmesstechnik Gmbh Berl Verfahren und schaltung zum testen des ladezustands von batterien
US4240072A (en) * 1979-03-19 1980-12-16 Research Products Corporation Load indicator for an air cleaner
US4282866A (en) * 1979-06-12 1981-08-11 The Gillette Company Battery operated portable hydromassage appliance
US4523187A (en) * 1980-08-29 1985-06-11 Norman W. Hutchinson & Sons Pty. Ltd. Alarm system for electric fences
DE3104548A1 (de) * 1981-02-10 1982-08-19 Daimler-Benz Ag, 7000 Stuttgart "pruefgeraet fuer elektro-geraete, insbesondere fuer magnetventile"

Also Published As

Publication number Publication date
DK218486A (da) 1986-05-12
AU4865985A (en) 1986-04-08
AU576009B2 (en) 1988-08-11
EP0229062A1 (en) 1987-07-22
FI871093A0 (fi) 1987-03-12
DK218486D0 (da) 1986-05-12
WO1986001904A1 (en) 1986-03-27

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: PROTECTOR SAFETY LIMITED