GB2317958B - A rotational speed and position sensing system - Google Patents

A rotational speed and position sensing system

Info

Publication number
GB2317958B
GB2317958B GB9702992A GB9702992A GB2317958B GB 2317958 B GB2317958 B GB 2317958B GB 9702992 A GB9702992 A GB 9702992A GB 9702992 A GB9702992 A GB 9702992A GB 2317958 B GB2317958 B GB 2317958B
Authority
GB
United Kingdom
Prior art keywords
rotational speed
sensing system
position sensing
rotational
speed
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
GB9702992A
Other versions
GB9702992D0 (en
GB2317958A (en
Inventor
Owen Robert Treharne Davies
Nigel John Green
Robert Green
Philip Harvey
Ronald Gibson
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.)
MG Rover Group Ltd
Original Assignee
MG Rover Group 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 GBGB9620629.7A external-priority patent/GB9620629D0/en
Application filed by MG Rover Group Ltd filed Critical MG Rover Group Ltd
Priority to GB9702992A priority Critical patent/GB2317958B/en
Publication of GB9702992D0 publication Critical patent/GB9702992D0/en
Publication of GB2317958A publication Critical patent/GB2317958A/en
Application granted granted Critical
Publication of GB2317958B publication Critical patent/GB2317958B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01P3/488—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 variable reluctance detectors
    • 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
    • G01D5/2013—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 a movable ferromagnetic element, e.g. a core

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
GB9702992A 1996-10-03 1997-02-13 A rotational speed and position sensing system Expired - Fee Related GB2317958B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9702992A GB2317958B (en) 1996-10-03 1997-02-13 A rotational speed and position sensing system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9620629.7A GB9620629D0 (en) 1996-10-03 1996-10-03 A rotational speed and position sensing system
GB9702992A GB2317958B (en) 1996-10-03 1997-02-13 A rotational speed and position sensing system

Publications (3)

Publication Number Publication Date
GB9702992D0 GB9702992D0 (en) 1997-04-02
GB2317958A GB2317958A (en) 1998-04-08
GB2317958B true GB2317958B (en) 2000-06-28

Family

ID=26310153

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9702992A Expired - Fee Related GB2317958B (en) 1996-10-03 1997-02-13 A rotational speed and position sensing system

Country Status (1)

Country Link
GB (1) GB2317958B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60317875T2 (en) 2003-04-02 2008-11-27 Renault S.A.S. Camshaft design for engines
DE102005015285A1 (en) * 2005-04-04 2006-10-12 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Level control device of a vehicle
US9513143B2 (en) * 2015-04-23 2016-12-06 Skf Canada Limited Combined radial position and speed sensor assembly

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166977A (en) * 1976-09-16 1979-09-04 Robert Bosch Gmbh Rotary speed and angular position determination system, particularly for the crankshaft of an internal combustion engine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166977A (en) * 1976-09-16 1979-09-04 Robert Bosch Gmbh Rotary speed and angular position determination system, particularly for the crankshaft of an internal combustion engine

Also Published As

Publication number Publication date
GB9702992D0 (en) 1997-04-02
GB2317958A (en) 1998-04-08

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010213