GB2067295B - Proximity detector - Google Patents

Proximity detector

Info

Publication number
GB2067295B
GB2067295B GB8100406A GB8100406A GB2067295B GB 2067295 B GB2067295 B GB 2067295B GB 8100406 A GB8100406 A GB 8100406A GB 8100406 A GB8100406 A GB 8100406A GB 2067295 B GB2067295 B GB 2067295B
Authority
GB
United Kingdom
Prior art keywords
proximity detector
proximity
detector
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB8100406A
Other languages
English (en)
Other versions
GB2067295A (en
Original Assignee
Jaeger
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 Jaeger filed Critical Jaeger
Publication of GB2067295A publication Critical patent/GB2067295A/en
Application granted granted Critical
Publication of GB2067295B publication Critical patent/GB2067295B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P7/00—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices
    • F02P7/06—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of circuit-makers or -breakers, or pick-up devices adapted to sense particular points of the timing cycle
    • F02P7/061—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of circuit-makers or -breakers, or pick-up devices adapted to sense particular points of the timing cycle pick-up devices without mechanical contacts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
    • G01D5/202—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by movable a non-ferromagnetic conductive element
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electronic Switches (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
GB8100406A 1980-01-11 1981-01-08 Proximity detector Expired GB2067295B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8000602A FR2473700A1 (fr) 1980-01-11 1980-01-11 Capteur de proximite

Publications (2)

Publication Number Publication Date
GB2067295A GB2067295A (en) 1981-07-22
GB2067295B true GB2067295B (en) 1983-12-14

Family

ID=9237456

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8100406A Expired GB2067295B (en) 1980-01-11 1981-01-08 Proximity detector

Country Status (6)

Country Link
AR (1) AR226089A1 (fr)
DE (1) DE3100432A1 (fr)
ES (1) ES8202143A1 (fr)
FR (1) FR2473700A1 (fr)
GB (1) GB2067295B (fr)
IT (1) IT1167809B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5851068U (ja) * 1981-10-01 1983-04-06 三菱電機株式会社 内燃機関点火装置
JPS5851065U (ja) * 1981-10-01 1983-04-06 三菱電機株式会社 内燃機関点火装置
US4445923A (en) * 1982-12-30 1984-05-01 Owens-Illinois, Inc. Position sensing device
JPS59141001A (ja) * 1983-02-01 1984-08-13 Mitsubishi Electric Corp 金属管の有効端末位置検出方法
GB2156524A (en) * 1984-03-22 1985-10-09 Cambridge Electronic Ind Tachogenerators
DE3617941A1 (de) * 1986-05-28 1987-12-03 Still Gmbh Induktiv arbeitende sensoreinrichtung
GB2222257A (en) * 1988-07-19 1990-02-28 Glacier Metal Co Ltd Displacement sensor
DE3912737C2 (de) * 1989-04-19 2001-06-28 Truetzschler Gmbh & Co Kg Vorrichtung zum Sichern für die öffenbaren Teile von Schutzabdeckungen bei Textilmaschinen, insbesondere Spinnereivorbereitungsmaschinen
DE3935594C2 (de) * 1989-10-26 1997-04-30 Hella Kg Hueck & Co Schaltungsanordnung zur Messung und Auswertung der Drehzahl eines Gleichstrommotors oder des Verstellweges eines Gleichstrommotorantriebs in einem Kraftfahrzeug
FR2664973B1 (fr) * 1990-07-20 1992-10-23 Schlumberger Ind Sa Dispositif de detection de rotation d'un element tournant tel que la turbine d'un compteur d'eau.
DE4038515A1 (de) * 1990-12-03 1992-06-04 Vogt Electronic Ag Einrichtung zur statischen und/oder dynamischen laengen -und/oder winkelmessung
US5670886A (en) * 1991-05-22 1997-09-23 Wolf Controls Corporation Method and apparatus for sensing proximity or position of an object using near-field effects
DE4303222A1 (de) * 1993-02-04 1994-08-11 Krupp Foerdertechnik Gmbh Verlegefahrzeug für verlegbare Brücken
GB0006144D0 (en) * 2000-03-14 2000-05-03 Isis Innovation Position and electromagnetic field sensor
ATE397281T1 (de) * 2001-03-15 2008-06-15 Omron Tateisi Electronics Co Näherungssensor
US8680848B2 (en) 2010-06-03 2014-03-25 Allegro Microsystems, Llc Motion sensor, method, and computer-readable storage medium providing a motion sensor that adjusts gains of two circuit channels to bring the gains close to each other
US8446146B2 (en) 2010-06-03 2013-05-21 Allegro Microsystems, Inc. Motion sensor, method, and computer-readable storage medium providing a motion sensor with a validated output signal from the motion sensor
US8450996B2 (en) 2010-06-03 2013-05-28 Allegro Microsystems, Llc Motion sensor, method, and computer-readable storage medium providing a motion sensor with a magnetic field sensing element for generating a magnetic field signal and a state processor to identify a plurality of states corresponding to ranges of values of the magnetic field signal having a reduced amount of state chatter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3387776A (en) * 1964-08-07 1968-06-11 Rank Organisation Ltd Gauging device including feedback means applying a signal comparison means to control the level of a detected signal
DE1951137B2 (de) * 1969-10-10 1973-03-01 lfm electronic gerate GmbH & Co KG, 4300 Essen Elektronisches, beruehrungslos arbeitendes schaltgeraet
DE1952679A1 (de) * 1969-10-20 1971-04-29 Lochstampfer Horst Dipl Ing Elektronischer Naeherungsinitiator
GB1448877A (en) * 1973-09-04 1976-09-08 Weber G Electronic switching device for sensing a body and for converting such sensing into an electrical signal
FR2287676A1 (fr) * 1974-10-10 1976-05-07 Itt Detecteur magnetique de proximite d'objets metalliques
GB1561641A (en) * 1976-08-05 1980-02-27 Redland Automation Ltd Presence detector apparatus
US4255789A (en) * 1978-02-27 1981-03-10 The Bendix Corporation Microprocessor-based electronic engine control system
DE2831598C2 (de) * 1978-07-19 1986-01-02 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur Weg- und Geschwindigkeitsmessung

Also Published As

Publication number Publication date
GB2067295A (en) 1981-07-22
FR2473700A1 (fr) 1981-07-17
IT8109309A0 (it) 1981-01-08
ES498551A0 (es) 1982-01-01
FR2473700B1 (fr) 1983-12-23
DE3100432C2 (fr) 1989-06-15
DE3100432A1 (de) 1982-01-21
AR226089A1 (es) 1982-05-31
IT1167809B (it) 1987-05-20
ES8202143A1 (es) 1982-01-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990108