CA2103369C - Angular acceleration detector - Google Patents

Angular acceleration detector Download PDF

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Publication number
CA2103369C
CA2103369C CA002103369A CA2103369A CA2103369C CA 2103369 C CA2103369 C CA 2103369C CA 002103369 A CA002103369 A CA 002103369A CA 2103369 A CA2103369 A CA 2103369A CA 2103369 C CA2103369 C CA 2103369C
Authority
CA
Canada
Prior art keywords
slits
disc
angular acceleration
rotary body
acceleration 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 - Fee Related
Application number
CA002103369A
Other languages
English (en)
French (fr)
Other versions
CA2103369A1 (en
Inventor
Akira Akahane
Ivan Godler
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.)
Harmonic Drive Systems Inc
Original Assignee
Harmonic Drive Systems Inc
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 Harmonic Drive Systems Inc filed Critical Harmonic Drive Systems Inc
Publication of CA2103369A1 publication Critical patent/CA2103369A1/en
Application granted granted Critical
Publication of CA2103369C publication Critical patent/CA2103369C/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
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/0888—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values for indicating angular acceleration

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
CA002103369A 1992-03-29 1993-03-26 Angular acceleration detector Expired - Fee Related CA2103369C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPHEI4-101877 1992-03-29
JP10187792 1992-03-29
PCT/JP1993/000370 WO1993020451A1 (en) 1992-03-29 1993-03-26 Angular acceleration detector

Publications (2)

Publication Number Publication Date
CA2103369A1 CA2103369A1 (en) 1993-09-30
CA2103369C true CA2103369C (en) 2003-03-18

Family

ID=14312191

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002103369A Expired - Fee Related CA2103369C (en) 1992-03-29 1993-03-26 Angular acceleration detector

Country Status (8)

Country Link
US (1) US5537874A (US06235095-20010522-C00021.png)
EP (1) EP0586712B1 (US06235095-20010522-C00021.png)
JP (1) JP3504265B2 (US06235095-20010522-C00021.png)
KR (1) KR100277139B1 (US06235095-20010522-C00021.png)
CA (1) CA2103369C (US06235095-20010522-C00021.png)
DE (1) DE69330985T2 (US06235095-20010522-C00021.png)
TW (1) TW222326B (US06235095-20010522-C00021.png)
WO (1) WO1993020451A1 (US06235095-20010522-C00021.png)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10185624A (ja) * 1996-12-25 1998-07-14 Harmonic Drive Syst Ind Co Ltd 光学式ポテンショメータ
US7109614B2 (en) * 2002-04-29 2006-09-19 Siemens Aktiengesellschaft Drive unit for determining a rotation position and/or rotation speed of a drive shaft
US7326918B2 (en) * 2005-07-05 2008-02-05 Texas Instruments Incorporated Optical position sensor architecture for servo systems
US8077301B2 (en) * 2009-11-30 2011-12-13 Bi Technologies Corporation Rotation and differential angle optical sensor with integral bearing races
US8077303B2 (en) * 2009-11-30 2011-12-13 Bi Technologies Corporation Rotation and differential angle optical sensor with short optical sensing array
WO2011066066A2 (en) * 2009-11-30 2011-06-03 Bi Technologies Corporation Rotation and differential angle optical sensors
US8218134B2 (en) * 2009-11-30 2012-07-10 Bi Technologies Corporation Rotation and differential angle optical sensor with non-transition pattern sampling
US8077302B2 (en) * 2009-11-30 2011-12-13 Bi Technologies Corporation Rotation and differential angle optical sensor which does not require keyed installation
EP3546954B1 (en) * 2016-01-07 2022-12-14 Analog Devices, Inc. 3-axis angular accelerometer
NO345480B1 (en) * 2019-06-28 2021-02-22 Kongsberg Maritime As Drive shaft monitoring system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2290589A (en) * 1941-01-31 1942-07-21 Westinghouse Air Brake Co Rotary inertia device
US2579349A (en) * 1946-12-21 1951-12-18 Gen Electric Speed indicating device
GB1322713A (en) * 1969-10-17 1973-07-11 Nat Res Dev Tachogenerators
JPS52129480A (en) * 1976-04-15 1977-10-29 Honda Motor Co Ltd Device for detecting angular velocity of wheel
JPS62157523A (ja) * 1985-12-28 1987-07-13 Aisin Warner Ltd 光式ロ−タリエンコ−ダ
DE4021455A1 (de) * 1989-11-27 1991-05-29 Stribel Gmbh Optoelektronische einrichtung
JP2600422B2 (ja) * 1990-03-05 1997-04-16 日産自動車株式会社 半導体加速度センサの製造方法
JPH03255367A (ja) * 1990-03-05 1991-11-14 Yokogawa Electric Corp 回転体の加速度計

Also Published As

Publication number Publication date
EP0586712A1 (en) 1994-03-16
DE69330985D1 (de) 2001-11-29
JP3504265B2 (ja) 2004-03-08
KR100277139B1 (ko) 2001-01-15
WO1993020451A1 (en) 1993-10-14
EP0586712B1 (en) 2001-10-24
CA2103369A1 (en) 1993-09-30
DE69330985T2 (de) 2002-04-04
TW222326B (US06235095-20010522-C00021.png) 1994-04-11
US5537874A (en) 1996-07-23
EP0586712A4 (en) 1996-10-02

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