FR2913767B1 - SOFT BLADE SWITCH DETECTION DEVICE - Google Patents

SOFT BLADE SWITCH DETECTION DEVICE

Info

Publication number
FR2913767B1
FR2913767B1 FR0753886A FR0753886A FR2913767B1 FR 2913767 B1 FR2913767 B1 FR 2913767B1 FR 0753886 A FR0753886 A FR 0753886A FR 0753886 A FR0753886 A FR 0753886A FR 2913767 B1 FR2913767 B1 FR 2913767B1
Authority
FR
France
Prior art keywords
detection device
switch detection
blade switch
soft blade
soft
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 - Fee Related
Application number
FR0753886A
Other languages
French (fr)
Other versions
FR2913767A1 (en
Inventor
Franck Landrieve
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.)
SKF AB
Original Assignee
SKF AB
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 SKF AB filed Critical SKF AB
Priority to FR0753886A priority Critical patent/FR2913767B1/en
Priority to DE102008013626A priority patent/DE102008013626A1/en
Publication of FR2913767A1 publication Critical patent/FR2913767A1/en
Application granted granted Critical
Publication of FR2913767B1 publication Critical patent/FR2913767B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01D5/25—Selecting one or more conductors or channels from a plurality of conductors or channels, e.g. by closing contacts
    • G01D5/251—Selecting one or more conductors or channels from a plurality of conductors or channels, e.g. by closing contacts one conductor or channel
    • G01D5/2515—Selecting one or more conductors or channels from a plurality of conductors or channels, e.g. by closing contacts one conductor or channel with magnetically controlled switches, e.g. by movement of a magnet
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/02—Indicating direction only, e.g. by weather vane
    • G01P13/04—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement
    • 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
    • G01P3/443—Devices characterised by the use of electric or magnetic means for measuring angular speed mounted in bearings
    • 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
    • G01P3/484—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 delivered by contact-making switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/0006—Permanent magnet actuating reed switches
    • H01H36/0013—Permanent magnet actuating reed switches characterised by the co-operation between reed switch and permanent magnet; Magnetic circuits
    • H01H36/002—Actuation by moving ferromagnetic material, switch and magnet being fixed
    • 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
    • G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
    • G01D2205/70—Position sensors comprising a moving target with particular shapes, e.g. of soft magnetic targets
    • G01D2205/77—Specific profiles
    • G01D2205/771—Toothed profiles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
FR0753886A 2007-03-16 2007-03-16 SOFT BLADE SWITCH DETECTION DEVICE Expired - Fee Related FR2913767B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0753886A FR2913767B1 (en) 2007-03-16 2007-03-16 SOFT BLADE SWITCH DETECTION DEVICE
DE102008013626A DE102008013626A1 (en) 2007-03-16 2008-03-11 Circulating ring rotation detecting device for bearing i.e. antifriction bearing, of vehicle wheel, has reed switch arranged in proximity of magnet, and magnet arranged between coding wheel and reed switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0753886A FR2913767B1 (en) 2007-03-16 2007-03-16 SOFT BLADE SWITCH DETECTION DEVICE

Publications (2)

Publication Number Publication Date
FR2913767A1 FR2913767A1 (en) 2008-09-19
FR2913767B1 true FR2913767B1 (en) 2009-07-10

Family

ID=38669672

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0753886A Expired - Fee Related FR2913767B1 (en) 2007-03-16 2007-03-16 SOFT BLADE SWITCH DETECTION DEVICE

Country Status (2)

Country Link
DE (1) DE102008013626A1 (en)
FR (1) FR2913767B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5922953A (en) * 1997-09-25 1999-07-13 Magnetic Sensors Corporation Sensor apparatus with self-adjusting mechanism for minimizing airgap
US6628741B2 (en) * 2001-11-20 2003-09-30 Netzer Precision Motion Sensors Ltd. Non-volatile passive revolution counter with reed magnetic sensor
DE10329978B4 (en) * 2003-06-26 2007-03-01 Hübner Elektromaschinen GmbH Electronic revolution counter
DE102005042050A1 (en) * 2004-09-06 2006-03-09 Hirschmann Automotive Gmbh Low-profile displacement or position sensor

Also Published As

Publication number Publication date
FR2913767A1 (en) 2008-09-19
DE102008013626A1 (en) 2008-09-18

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20111130