GB2491684B - Determination of ambient temperature of a shape memory alloy actuation arrangement - Google Patents

Determination of ambient temperature of a shape memory alloy actuation arrangement

Info

Publication number
GB2491684B
GB2491684B GB1207482.9A GB201207482A GB2491684B GB 2491684 B GB2491684 B GB 2491684B GB 201207482 A GB201207482 A GB 201207482A GB 2491684 B GB2491684 B GB 2491684B
Authority
GB
United Kingdom
Prior art keywords
determination
ambient temperature
shape memory
memory alloy
actuation arrangement
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.)
Active
Application number
GB1207482.9A
Other languages
English (en)
Other versions
GB201207482D0 (en
GB2491684A (en
Inventor
Richard Topliss
Robert John Leedham
David Charles William Richards
Thomas Matthew Gregory
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.)
Cambridge Mechatronics Ltd
Original Assignee
Cambridge Mechatronics 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 GB0723613A external-priority patent/GB0723613D0/en
Priority claimed from GB0809017A external-priority patent/GB0809017D0/en
Application filed by Cambridge Mechatronics Ltd filed Critical Cambridge Mechatronics Ltd
Publication of GB201207482D0 publication Critical patent/GB201207482D0/en
Publication of GB2491684A publication Critical patent/GB2491684A/en
Application granted granted Critical
Publication of GB2491684B publication Critical patent/GB2491684B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
    • F03G7/0614—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using shape memory elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/066—Actuator control or monitoring
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing

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)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Adjustment Of Camera Lenses (AREA)
  • Endoscopes (AREA)
GB1207482.9A 2007-12-03 2008-12-03 Determination of ambient temperature of a shape memory alloy actuation arrangement Active GB2491684B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0723613A GB0723613D0 (en) 2007-12-03 2007-12-03 SMA actuator control
GB0809017A GB0809017D0 (en) 2008-05-19 2008-05-19 SMA actuator control

Publications (3)

Publication Number Publication Date
GB201207482D0 GB201207482D0 (en) 2012-06-13
GB2491684A GB2491684A (en) 2012-12-12
GB2491684B true GB2491684B (en) 2013-04-24

Family

ID=40718263

Family Applications (3)

Application Number Title Priority Date Filing Date
GB1207482.9A Active GB2491684B (en) 2007-12-03 2008-12-03 Determination of ambient temperature of a shape memory alloy actuation arrangement
GB1008651.0A Active GB2469759B (en) 2007-12-03 2008-12-03 Control of a shape memory alloy actuation arrangement
GB1207483.7A Active GB2491444B (en) 2007-12-03 2008-12-03 Control of a shape memory alloy actuation arrangement

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB1008651.0A Active GB2469759B (en) 2007-12-03 2008-12-03 Control of a shape memory alloy actuation arrangement
GB1207483.7A Active GB2491444B (en) 2007-12-03 2008-12-03 Control of a shape memory alloy actuation arrangement

Country Status (4)

Country Link
US (1) US8756933B2 (https=)
JP (1) JP5221672B2 (https=)
GB (3) GB2491684B (https=)
WO (1) WO2009071898A2 (https=)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE523806T1 (de) * 2006-03-30 2011-09-15 Cambridge Mechatronics Ltd Kameralinsen-betätigungsvorrichtung
EP2261507A1 (en) * 2007-02-12 2010-12-15 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
JP5296086B2 (ja) * 2007-10-30 2013-09-25 ケンブリッジ メカトロニクス リミテッド 形状記憶合金駆動装置
US8588598B2 (en) * 2008-07-30 2013-11-19 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
WO2010029316A2 (en) 2008-09-12 2010-03-18 Cambridge Mechatronics Limited Optical image stabilisation
US8448435B2 (en) 2008-10-29 2013-05-28 Cambridge Mechatronics Limited Control of a shape memory alloy actuation arrangement
WO2010058177A2 (en) 2008-11-20 2010-05-27 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
WO2010073902A1 (ja) * 2008-12-24 2010-07-01 コニカミノルタオプト株式会社 形状記憶合金アクチュエータの駆動装置および該方法ならびにそれを用いた撮像装置
EP2394055B1 (en) 2009-02-09 2013-06-05 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
EP2299339A1 (en) * 2009-09-16 2011-03-23 BAE Systems PLC Compensating for hysteresis
EP2478421A1 (en) 2009-09-16 2012-07-25 BAE Systems Plc Compensating for hysteresis
EP2478405A1 (en) 2009-09-16 2012-07-25 BAE Systems Plc Compensating for hysteresis
GB0919640D0 (en) * 2009-11-10 2009-12-23 Cambridge Mechatronics Ltd Optical image stabilisation
WO2011145463A1 (ja) * 2010-05-18 2011-11-24 コニカミノルタオプト株式会社 アクチュエータの駆動装置および駆動方法
WO2012038703A2 (en) 2010-09-22 2012-03-29 Cambridge Mechatronics Limited Optical image stabilisation
FI20116196A7 (fi) * 2011-11-29 2013-05-30 Adaptive Materials Tech Adaptamat Oy Menetelmä magneettisesta muistimetalliseoksesta koostuvaan elementiin indusoidun jännitteen tunnustamiseksi ja säätelemiseksi sekä magneettisesta muistimetalliseoksesta koostuva aktuaattori ja sensori
JP5800702B2 (ja) * 2011-12-21 2015-10-28 オリンパス株式会社 内視鏡システム
EP2635017B1 (en) * 2012-02-29 2016-11-30 Axis AB Monitoring camera
DE102012020310B4 (de) * 2012-10-16 2014-05-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Positionsregelung eines Aktors, Aktor und Computerprogramm-Speichermedium
GB201219422D0 (en) * 2012-10-29 2012-12-12 Cambridge Mechatronics Ltd Bypassing current sense in an SMA actuator
GB201220485D0 (en) 2012-11-14 2012-12-26 Cambridge Mechatronics Ltd Control of an SMA actuation apparatus
TWM480697U (zh) * 2013-10-25 2014-06-21 Lontrend Corp 具有調溫功能之攝影機防護裝置
GB201521632D0 (en) 2015-12-08 2016-01-20 Cambridge Mechatronics Ltd Tilt compensation in an SMA actuator
GB201602100D0 (en) 2016-02-05 2016-03-23 Cambridge Mechatronics Ltd Opposing SMA Wire Autofocus
WO2017155924A1 (en) * 2016-03-10 2017-09-14 Carrier Corporation Calibration of an actuator
GB201610039D0 (en) 2016-06-08 2016-07-20 Cambridge Mechatronics Ltd Dynamic centring of SMA actuator
EP3472665B1 (en) 2016-07-22 2021-11-10 Cambridge Mechatronics Limited Pwm shielding in a camera
GB201707542D0 (en) * 2017-05-11 2017-06-28 Cambridge Mechatronics Ltd Compact SMA shutter actuator
CN109959999B (zh) * 2017-12-22 2021-05-18 宁波舜宇光电信息有限公司 确定sma线的驱动功率和使用sma线驱动活动部件运动的方法
CN209375770U (zh) * 2018-01-25 2019-09-10 台湾东电化股份有限公司 光学系统
GB201815218D0 (en) 2018-09-18 2018-10-31 Cambridge Mechatronics Ltd Methods for controlling sma actuators
GB201816864D0 (en) 2018-10-16 2018-11-28 Cambridge Mechatronics Ltd Electromagnetic screening of an image sensor from an actuator in a camera
JP7190922B2 (ja) * 2019-01-30 2022-12-16 旭化成エレクトロニクス株式会社 制御装置および制御方法
US11585128B2 (en) 2019-05-29 2023-02-21 Faurecia Interior Systems, Inc. Actuator for a vehicle compartment
US10827246B1 (en) * 2019-07-23 2020-11-03 Bose Corporation Audio device
WO2021050589A1 (en) 2019-09-09 2021-03-18 Shifamed Holdings, Llc Adjustable shunts and associated systems and methods
CN112737271B (zh) 2019-10-28 2022-10-11 华为技术有限公司 马达、摄像模组及移动终端
US11541820B2 (en) * 2020-03-30 2023-01-03 Faurecia Interior Systems, Inc. Actuator for a vehicle compartment
EP4138981A4 (en) 2020-04-23 2024-05-22 Shifamed Holdings, LLC BENEFITS MANAGEMENT FOR INTERATRIAL SHUNTS AND RELATED SYSTEMS AND PROCEDURES
EP4138649B1 (en) 2020-04-23 2025-09-24 Shifamed Holdings, LLC Intracardiac sensors with switchable configurations and associated systems and methods
JP2021189806A (ja) * 2020-05-29 2021-12-13 旭化成エレクトロニクス株式会社 制御装置および制御方法
US11801369B2 (en) 2020-08-25 2023-10-31 Shifamed Holdings, Llc Adjustable interatrial shunts and associated systems and methods
US11857197B2 (en) 2020-11-12 2024-01-02 Shifamed Holdings, Llc Adjustable implantable devices and associated methods
WO2022192280A1 (en) 2021-03-09 2022-09-15 Shifamed Holdings, Llc Shape memory actuators for adjustable shunting systems, and associated systems and methods
CN113534570B (zh) * 2021-06-23 2022-04-26 广东海德亚科技有限公司 Sma线对的驱动方法、致动结构及存储介质
US12383066B2 (en) 2022-04-26 2025-08-12 Toyota Motor Engineering & Manufacturing North America, Inc. Chair with shape memory material-based movement synchronized with visual content
US12241458B2 (en) 2023-02-16 2025-03-04 Toyota Motor Engineering & Manufacturing North America, Inc. Actuator with contracting member
US12270386B2 (en) 2023-02-16 2025-04-08 Toyota Motor Engineering & Manufacturing North America, Inc. Shape memory material member-based actuator
US12163507B2 (en) 2023-02-22 2024-12-10 Toyota Motor Engineering & Manufacturing North America, Inc. Contracting member-based actuator with clutch
US12152570B2 (en) 2023-02-22 2024-11-26 Toyota Motor Engineering & Manufacturing North America, Inc. Shape memory material member-based actuator with electrostatic clutch preliminary class
US12234811B1 (en) * 2023-08-21 2025-02-25 Toyota Motor Engineering & Manufacturing North America, Inc. Monitoring a state of a shape memory material member
US12589512B2 (en) 2023-12-28 2026-03-31 Toyota Motor Engineering & Manufacturing North America, Inc. Shearing tool with closure assist

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2246564A1 (en) * 2008-01-23 2010-11-03 Konica Minolta Opto, Inc. Drive device
EP2397826A1 (en) * 2007-05-07 2011-12-21 Konica Minolta Opto, Inc. Drive unit and drive module

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4930494A (en) * 1988-03-09 1990-06-05 Olympus Optical Co., Ltd. Apparatus for bending an insertion section of an endoscope using a shape memory alloy
JP2672110B2 (ja) * 1988-04-13 1997-11-05 オリンパス光学工業株式会社 形状記憶アクチュエータ
US4977886A (en) * 1989-02-08 1990-12-18 Olympus Optical Co., Ltd. Position controlling apparatus
JPH06230457A (ja) * 1993-02-01 1994-08-19 Konica Corp カメラ
US5900995A (en) * 1994-11-25 1999-05-04 Canon Kabushiki Kaisha Driving device and optical apparatus
US5685149A (en) * 1995-11-14 1997-11-11 Tcam Technologies, Inc. Proportionally controlled thermochemical mechanical actuator
US5763979A (en) * 1996-02-29 1998-06-09 The United States Of America As Represented By The Secretary Of The Navy Actuation system for the control of multiple shape memory alloy elements
US6434333B2 (en) * 1997-05-01 2002-08-13 Minolta Co., Ltd. Driving mechanism using shape-memory alloy
JPH11324896A (ja) 1998-03-13 1999-11-26 Minolta Co Ltd 形状記憶合金を使用した駆動機構
US7028474B2 (en) * 1998-10-16 2006-04-18 Silverbook Research Pty Ltd Micro-electromechanical actuator with control logic circuitry
JP3750416B2 (ja) * 1999-05-18 2006-03-01 コニカミノルタフォトイメージング株式会社 形状記憶合金を使用したアクチエータ
KR20020021809A (ko) * 1999-08-12 2002-03-22 추후기재 형상 기억 합금 액추에이터 및 제어 방법
JP2001142105A (ja) * 1999-11-16 2001-05-25 Minolta Co Ltd 形状記憶合金を使用したアクチエータ
JP2001263221A (ja) 2000-03-22 2001-09-26 Minolta Co Ltd 形状記憶合金を含むアクチュエータを用いた制御装置
US6434932B2 (en) * 2000-03-23 2002-08-20 Minolta Co., Ltd. Control mechanism with actuator employing shape memory alloy and method for adjusting servo control of the control mechanism
WO2002068820A1 (en) * 2001-02-22 2002-09-06 Nanomuscle, Inc. Shape memory alloy actuator with improved temperature control
US6945045B2 (en) * 2001-10-01 2005-09-20 Minolta Co., Ltd. Driving apparatus
JP2004198503A (ja) 2002-12-16 2004-07-15 Fuji Electric Holdings Co Ltd 有機薄膜発光ディスプレイおよびその制御方法
JP3956877B2 (ja) 2003-03-18 2007-08-08 株式会社デンソー センサ用温度補正装置およびセンサの温度補正方法
US20050031140A1 (en) * 2003-08-07 2005-02-10 Tymphany Corporation Position detection of an actuator using a capacitance measurement
WO2005019897A1 (ja) * 2003-08-21 2005-03-03 Konica Minolta Opto, Inc. 撮像装置
WO2005026539A2 (en) 2003-09-05 2005-03-24 Alfmeier Präzision Apparatus and method for low cost control of shape memory alloy actuators
BR0305447A (pt) * 2003-11-25 2005-08-09 Brasil Compressores Sa Sistema e método de ajuste de set point de temperatura de um sistema de refrigeração e medição de uma temperatura de um ambiente, conjunto sensor
SG112941A1 (en) * 2003-12-22 2005-07-28 Inventio Ag Thermal protection of electromagnetic actuators
US20070175213A1 (en) * 2004-02-09 2007-08-02 The Australian National University Shape memory alloy actuator
EP1607628B1 (en) * 2004-06-10 2007-03-28 C.R.F. Società Consortile per Azioni A method and a system for controlling one or more shape memory actuators
JP4857550B2 (ja) * 2004-12-06 2012-01-18 コニカミノルタホールディングス株式会社 駆動装置および駆動システム
JP2008534843A (ja) * 2005-04-04 2008-08-28 テレズィゴロジー インク スマート記憶合金制御
JP2007004121A (ja) * 2005-05-27 2007-01-11 Konica Minolta Opto Inc モータ、モータ装置及びそれを用いるレンズ駆動機構
JP4747679B2 (ja) * 2005-05-30 2011-08-17 コニカミノルタホールディングス株式会社 駆動装置
US8000027B2 (en) 2005-08-11 2011-08-16 Konica Minolta Opto, Inc. Drive device, lens barrel, image pickup apparatus, lens drive method and method of producing shape memory alloy
ATE523806T1 (de) * 2006-03-30 2011-09-15 Cambridge Mechatronics Ltd Kameralinsen-betätigungsvorrichtung
JP4775115B2 (ja) 2006-05-29 2011-09-21 コニカミノルタオプト株式会社 長さ制御装置、長さ制御プログラム及びレンズ駆動装置
EP2261507A1 (en) * 2007-02-12 2010-12-15 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
WO2008099155A1 (en) 2007-02-12 2008-08-21 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
US7974025B2 (en) * 2007-04-23 2011-07-05 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
JP4957366B2 (ja) * 2007-05-09 2012-06-20 コニカミノルタアドバンストレイヤー株式会社 カメラモジュールおよびカメラモジュールの駆動方法
JP4946675B2 (ja) * 2007-07-05 2012-06-06 コニカミノルタオプト株式会社 形状記憶合金の駆動装置およびそれを用いる撮像装置ならびに形状記憶合金の駆動方法
TWI354844B (en) * 2007-09-27 2011-12-21 Au Optronics Corp Liquid crystal display panel
JP5296086B2 (ja) * 2007-10-30 2013-09-25 ケンブリッジ メカトロニクス リミテッド 形状記憶合金駆動装置
US8448434B2 (en) * 2007-11-12 2013-05-28 Konica Minolta Opto, Inc. Shape memory alloy drive device
JP4883187B2 (ja) * 2007-11-30 2012-02-22 コニカミノルタオプト株式会社 形状記憶合金駆動装置
US20110031924A1 (en) * 2007-11-30 2011-02-10 Konica Minolta Opto, Inc. Shape memory alloy driver
WO2009090958A1 (ja) 2008-01-15 2009-07-23 Konica Minolta Opto, Inc. アクチュエータ駆動制御装置及びレンズユニット駆動装置
JP4913096B2 (ja) * 2008-06-09 2012-04-11 オリンパス株式会社 形状記憶合金アクチュエータシステム
GB2462291B (en) * 2008-07-31 2012-07-18 E2V Tech Uk Ltd Multi-toroid transformer

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2397826A1 (en) * 2007-05-07 2011-12-21 Konica Minolta Opto, Inc. Drive unit and drive module
EP2246564A1 (en) * 2008-01-23 2010-11-03 Konica Minolta Opto, Inc. Drive device

Also Published As

Publication number Publication date
GB201207482D0 (en) 2012-06-13
WO2009071898A3 (en) 2009-12-10
JP5221672B2 (ja) 2013-06-26
GB2469759B (en) 2012-08-22
GB201008651D0 (en) 2010-07-07
US20100275592A1 (en) 2010-11-04
GB2491444B (en) 2013-07-10
JP2011506813A (ja) 2011-03-03
GB2469759A (en) 2010-10-27
GB2491684A (en) 2012-12-12
US8756933B2 (en) 2014-06-24
GB2491444A (en) 2012-12-05
GB201207483D0 (en) 2012-06-13
WO2009071898A2 (en) 2009-06-11

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