FI70092C - Naerhetsdetektor - Google Patents

Naerhetsdetektor Download PDF

Info

Publication number
FI70092C
FI70092C FI800932A FI800932A FI70092C FI 70092 C FI70092 C FI 70092C FI 800932 A FI800932 A FI 800932A FI 800932 A FI800932 A FI 800932A FI 70092 C FI70092 C FI 70092C
Authority
FI
Finland
Prior art keywords
signal
antenna
signals
door
positive
Prior art date
Application number
FI800932A
Other languages
English (en)
Finnish (fi)
Other versions
FI800932A7 (fi
FI70092B (fi
Inventor
Jean Evin
Original Assignee
Logilift Sarl
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 Logilift Sarl filed Critical Logilift Sarl
Publication of FI800932A7 publication Critical patent/FI800932A7/fi
Application granted granted Critical
Publication of FI70092B publication Critical patent/FI70092B/fi
Publication of FI70092C publication Critical patent/FI70092C/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
    • B66B13/26—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between closing doors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Elevator Door Apparatuses (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Electronic Switches (AREA)
FI800932A 1979-03-28 1980-03-26 Naerhetsdetektor FI70092C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7908410A FR2452720A1 (fr) 1979-03-28 1979-03-28 Detecteur de proximite et element pourvu de ce detecteur
FR7908410 1979-03-28

Publications (3)

Publication Number Publication Date
FI800932A7 FI800932A7 (fi) 1980-09-29
FI70092B FI70092B (fi) 1986-01-31
FI70092C true FI70092C (fi) 1986-09-12

Family

ID=9223909

Family Applications (1)

Application Number Title Priority Date Filing Date
FI800932A FI70092C (fi) 1979-03-28 1980-03-26 Naerhetsdetektor

Country Status (10)

Country Link
US (1) US4326197A (de)
EP (1) EP0017547B1 (de)
AT (1) ATE8302T1 (de)
BR (1) BR8001820A (de)
CA (1) CA1148635A (de)
DE (1) DE3068405D1 (de)
ES (1) ES489970A1 (de)
FI (1) FI70092C (de)
FR (1) FR2452720A1 (de)
SU (1) SU957774A3 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3114792C2 (de) * 1981-04-11 1983-02-03 Karl 7298 Loßburg Hehl Schaltereinrichtung mit mehreren kontaktlosen Näherungsschaltern für Einzelfunktionen
FI71206C (fi) * 1983-12-14 1986-11-24 Kone Oy Foerfarande och anordning foer aostadkommande av en kontrastbild
FI70651C (fi) * 1984-10-05 1986-09-24 Kone Oy Foerfarande och anordning foer oevervakning av omraodet framfoer en hissdoerr
GB8426010D0 (en) * 1984-10-15 1984-11-21 Memco Med Ltd Automatic control
DE3632624C1 (de) * 1986-09-25 1988-03-10 Balluff Gebhard Feinmech Stoerfeldunempfindlicher Naeherungsschalter
US6050369A (en) * 1994-10-07 2000-04-18 Toc Holding Company Of New York, Inc. Elevator shaftway intrusion device using optical imaging processing
US5644111A (en) * 1995-05-08 1997-07-01 New York City Housing Authority Elevator hatch door monitoring system

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2720284A (en) * 1952-11-13 1955-10-11 Otis Elevator Co Elevator door control mechanism
US3018851A (en) * 1957-11-19 1962-01-30 Otis Elevator Co Control mechanism for doors
FR1436069A (fr) * 1965-03-12 1966-04-22 Saxby Détecteur de proximité
US3439358A (en) * 1965-11-30 1969-04-15 George Washington Ltd Activity detectors
US3497995A (en) * 1968-04-19 1970-03-03 Stanley Works Height sensitive proximity door operator system
US3496381A (en) * 1968-05-10 1970-02-17 Stanley Works Proximity control guard plate
US3614724A (en) * 1970-04-08 1971-10-19 Atomic Energy Commission Detection system
US3794992A (en) * 1972-02-07 1974-02-26 Gen Dynamics Corp Radio frequency intrusion detection system
FR2173804B1 (de) * 1972-03-03 1975-03-21 Salmet Gaston
US3846790A (en) * 1973-06-08 1974-11-05 Honeywell Inc Intrusion detection systems
US3953770A (en) * 1974-07-11 1976-04-27 Jinnosuke Hayashi Safety equipment for machinery used in processing plates, etc.
US3967261A (en) * 1974-10-10 1976-06-29 Fudaley Solly L Proximity sensor with simultaneously active intermixed sensor types
US3973208A (en) * 1975-02-14 1976-08-03 Dovey Manufacturing Company Capacitor detector device
GB1529862A (en) * 1976-01-19 1978-10-25 Thorn Domestic Appliances Ltd Proximity switch
JPS5363582A (en) * 1976-11-18 1978-06-07 Mitsubishi Electric Corp Proximity detector
JPS606280B2 (ja) * 1977-03-24 1985-02-16 三菱電機株式会社 近接検出装置

Also Published As

Publication number Publication date
EP0017547B1 (de) 1984-07-04
FR2452720A1 (fr) 1980-10-24
ES489970A1 (es) 1980-10-01
BR8001820A (pt) 1980-11-18
FI800932A7 (fi) 1980-09-29
CA1148635A (en) 1983-06-21
ATE8302T1 (de) 1984-07-15
FR2452720B1 (de) 1984-01-27
SU957774A3 (ru) 1982-09-07
US4326197A (en) 1982-04-20
FI70092B (fi) 1986-01-31
DE3068405D1 (en) 1984-08-09
EP0017547A1 (de) 1980-10-15

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: SOCIETE LOGILIFT