FR2207594A5 - - Google Patents

Info

Publication number
FR2207594A5
FR2207594A5 FR7241084A FR7241084A FR2207594A5 FR 2207594 A5 FR2207594 A5 FR 2207594A5 FR 7241084 A FR7241084 A FR 7241084A FR 7241084 A FR7241084 A FR 7241084A FR 2207594 A5 FR2207594 A5 FR 2207594A5
Authority
FR
France
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
FR7241084A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Electro Mecanique SA
Original Assignee
Compagnie Electro Mecanique SA
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 Compagnie Electro Mecanique SA filed Critical Compagnie Electro Mecanique SA
Priority to FR7241084A priority Critical patent/FR2207594A5/fr
Priority to IT3068673A priority patent/IT999049B/en
Priority to DE19732356783 priority patent/DE2356783A1/en
Priority to GB5388673A priority patent/GB1452132A/en
Application granted granted Critical
Publication of FR2207594A5 publication Critical patent/FR2207594A5/fr
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
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/952—Proximity switches using a magnetic detector using inductive coils
    • H03K17/9525—Proximity switches using a magnetic detector using inductive coils controlled by an oscillatory signal
    • 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
    • G01D5/204—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 mutual induction between two or more coils
    • G01D5/2053—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 mutual induction between two or more coils by a movable non-ferromagnetic conductive element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/9401—Calibration techniques
    • H03K2217/94015—Mechanical, e.g. by displacement of a body, a shielding element, or a magnet, in or out of the sensing area

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electronic Switches (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
FR7241084A 1972-11-20 1972-11-20 Expired FR2207594A5 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7241084A FR2207594A5 (en) 1972-11-20 1972-11-20
IT3068673A IT999049B (en) 1972-11-20 1973-10-29 IMPROVEMENT TO STATIC PROXIMITY DETECTOR DEVICES
DE19732356783 DE2356783A1 (en) 1972-11-20 1973-11-14 PROXIMITY DETECTOR
GB5388673A GB1452132A (en) 1972-11-20 1973-11-20 Position detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7241084A FR2207594A5 (en) 1972-11-20 1972-11-20

Publications (1)

Publication Number Publication Date
FR2207594A5 true FR2207594A5 (en) 1974-06-14

Family

ID=9107374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7241084A Expired FR2207594A5 (en) 1972-11-20 1972-11-20

Country Status (4)

Country Link
DE (1) DE2356783A1 (en)
FR (1) FR2207594A5 (en)
GB (1) GB1452132A (en)
IT (1) IT999049B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2618163C2 (en) * 1976-04-26 1985-08-08 Eckart Dr.Rer.Nat. 2300 Kiel Hiss Coil arrangement for proximity switches
DE3177266D1 (en) * 1980-10-29 1992-01-16 Square D Co PROXIMITY SWITCH.
DE4011729A1 (en) * 1990-04-11 1991-10-17 Fev Motorentech Gmbh & Co Kg POSITION SENSOR
US6249234B1 (en) 1994-05-14 2001-06-19 Absolute Sensors Limited Position detector
EP0760087B9 (en) * 1994-05-14 2005-01-05 Synaptics (UK) Limited Position encoder
US6788221B1 (en) 1996-06-28 2004-09-07 Synaptics (Uk) Limited Signal processing apparatus and method
US6705511B1 (en) 1997-05-28 2004-03-16 Synaptics (Uk) Limited Transducer and method of manufacture
GB9720954D0 (en) 1997-10-02 1997-12-03 Scient Generics Ltd Commutators for motors
GB9721891D0 (en) 1997-10-15 1997-12-17 Scient Generics Ltd Symmetrically connected spiral transducer
GB9811151D0 (en) 1998-05-22 1998-07-22 Scient Generics Ltd Rotary encoder
GB2353361A (en) * 1999-08-18 2001-02-21 Walton Green Andrew John Scott Proximity switch comprising relatively movable tuned circuits
WO2002103622A2 (en) 2001-05-21 2002-12-27 Synaptics (Uk) Limited Position sensor
DE10125278C2 (en) * 2001-05-23 2003-04-10 Cherry Gmbh Inductive position switching device
US7907130B2 (en) 2002-06-05 2011-03-15 Synaptics (Uk) Limited Signal transfer method and apparatus
GB0319945D0 (en) 2003-08-26 2003-09-24 Synaptics Uk Ltd Inductive sensing system
DE102004049024B3 (en) 2004-09-20 2006-04-13 K.A. Schmersal Holding Kg Position monitoring device
GB2435518B (en) 2006-02-28 2009-11-18 Alexy Davison Karenowska Position sensor
GB2461448B (en) 2007-05-10 2011-08-31 Cambridge Integrated Circuits Ltd Transducer
GB2488389C (en) 2010-12-24 2018-08-22 Cambridge Integrated Circuits Ltd Position sensing transducer
GB2503006B (en) 2012-06-13 2017-08-09 Cambridge Integrated Circuits Ltd Position sensing transducer
DE102021114948A1 (en) * 2021-06-10 2022-12-15 Turck Holding Gmbh proximity sensor

Also Published As

Publication number Publication date
DE2356783A1 (en) 1974-06-06
IT999049B (en) 1976-02-20
GB1452132A (en) 1976-10-13

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Legal Events

Date Code Title Description
ST Notification of lapse