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GB2577203B - Shape memory alloy actuators and methods thereof - Google Patents

Shape memory alloy actuators and methods thereof Download PDF

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Publication number
GB2577203B
GB2577203B GB1917208.9A GB201917208A GB2577203B GB 2577203 B GB2577203 B GB 2577203B GB 201917208 A GB201917208 A GB 201917208A GB 2577203 B GB2577203 B GB 2577203B
Authority
GB
United Kingdom
Prior art keywords
methods
shape memory
memory alloy
alloy actuators
actuators
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
GB1917208.9A
Other versions
GB2577203A (en
GB201917208D0 (en
Inventor
A Miller Mark
E Myers Dean
W Davis Michael
K Behning Nathaniel
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.)
Hutchinson Technology Inc
Original Assignee
Hutchinson Technology 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 Hutchinson Technology Inc filed Critical Hutchinson Technology Inc
Priority to GB2206304.4A priority Critical patent/GB2602950B/en
Priority claimed from US15/971,995 external-priority patent/US10920755B2/en
Publication of GB201917208D0 publication Critical patent/GB201917208D0/en
Publication of GB2577203A publication Critical patent/GB2577203A/en
Application granted granted Critical
Publication of GB2577203B publication Critical patent/GB2577203B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • F03G7/06143—Wires
    • 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
    • F03G7/064—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 its use
    • F03G7/0646—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 its use for pumping or compressing fluids
    • 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
    • F03G7/0665—Actuator control or monitoring controlled displacement, e.g. by using a lens positioning actuator
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
    • G02B27/646—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image compensating for small deviations, e.g. due to vibration or shake
    • 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
    • G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
    • 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
    • G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic 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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing
    • 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
    • G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0007—Movement of one or more optical elements for control of motion blur
    • 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
    • G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0046—Movement of one or more optical elements for zooming
    • 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
    • G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0053—Driving means for the movement of one or more optical element
    • G03B2205/0076—Driving means for the movement of one or more optical element using shape memory alloys

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lens Barrels (AREA)
GB1917208.9A 2017-05-05 2018-05-04 Shape memory alloy actuators and methods thereof Active GB2577203B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2206304.4A GB2602950B (en) 2017-05-05 2018-05-04 Shape memory alloy actuators and methods thereof

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201762502568P 2017-05-05 2017-05-05
US201862650991P 2018-03-30 2018-03-30
US15/971,995 US10920755B2 (en) 2017-05-05 2018-05-04 Shape memory alloy actuators and methods thereof
PCT/US2018/031256 WO2018204888A1 (en) 2017-05-05 2018-05-04 Shape memory alloy actuators and methods thereof

Publications (3)

Publication Number Publication Date
GB201917208D0 GB201917208D0 (en) 2020-01-08
GB2577203A GB2577203A (en) 2020-03-18
GB2577203B true GB2577203B (en) 2022-08-03

Family

ID=69137287

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1917208.9A Active GB2577203B (en) 2017-05-05 2018-05-04 Shape memory alloy actuators and methods thereof

Country Status (2)

Country Link
CN (3) CN110709757B (en)
GB (1) GB2577203B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10920755B2 (en) 2017-05-05 2021-02-16 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
US11306706B2 (en) 2017-05-05 2022-04-19 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
US11333134B2 (en) 2017-05-05 2022-05-17 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
US11448853B2 (en) 2017-05-05 2022-09-20 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
US11105319B2 (en) 2017-05-05 2021-08-31 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
US11815794B2 (en) 2017-05-05 2023-11-14 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
GB2576173A (en) * 2018-08-07 2020-02-12 Cambridge Mechatronics Ltd Tuneable fluid lens
GB2593681A (en) * 2020-03-26 2021-10-06 Cambridge Mechatronics Ltd A shape memory actuator
WO2021252374A1 (en) * 2020-06-09 2021-12-16 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
CN114412738A (en) * 2020-10-12 2022-04-29 哈钦森技术股份有限公司 Shape memory alloy actuator and method therefor
US11859598B2 (en) 2021-06-10 2024-01-02 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
CN115722781A (en) * 2021-09-01 2023-03-03 广东海德亚科技有限公司 Shape memory alloy wire welding assembly, welding method and fixed connection product
US12510061B2 (en) 2023-04-12 2025-12-30 Hutchinson Technology Incorporated Shape memory alloy (SMA) bimorph actuators and methods for manufacturing the same
US11982263B1 (en) 2023-05-02 2024-05-14 Hutchinson Technology Incorporated Shape metal alloy (SMA) bimorph actuators with reduced wire exit angle

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US20110102920A1 (en) * 2008-01-24 2011-05-05 San-Woei Shyu Lens displacement mechanism using shaped memory alloy
US20110249131A1 (en) * 2008-09-12 2011-10-13 Richard Topliss Optical image stabilisation comprising shape memory alloy actuators
US20130002933A1 (en) * 2010-02-26 2013-01-03 Cambridge Mechatronics Limited Sma actuation apparatus
US20150289994A1 (en) * 2014-04-10 2015-10-15 Erik D. Engeberg Antagonistically actuated shape memory alloy manipulator
US20150346507A1 (en) * 2012-02-16 2015-12-03 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
US20170276122A1 (en) * 2014-09-15 2017-09-28 Koninklijke Philips N.V. Heat sensitive actuator device

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Publication number Priority date Publication date Assignee Title
US20060038643A1 (en) * 2004-08-20 2006-02-23 Palo Alto Research Center Incorporated Stressed material and shape memory material MEMS devices and methods for manufacturing
US20070280668A1 (en) * 2006-05-30 2007-12-06 Konica Minolta Opto, Inc. Driving device, driving mechanism, and image sensing apparatus
US20110102920A1 (en) * 2008-01-24 2011-05-05 San-Woei Shyu Lens displacement mechanism using shaped memory alloy
US20110026148A1 (en) * 2008-04-08 2011-02-03 Konica Minolta Holdings, Inc. Actuator array sheet
US20110249131A1 (en) * 2008-09-12 2011-10-13 Richard Topliss Optical image stabilisation comprising shape memory alloy actuators
US20130002933A1 (en) * 2010-02-26 2013-01-03 Cambridge Mechatronics Limited Sma actuation apparatus
US20150346507A1 (en) * 2012-02-16 2015-12-03 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
US20150289994A1 (en) * 2014-04-10 2015-10-15 Erik D. Engeberg Antagonistically actuated shape memory alloy manipulator
US20170276122A1 (en) * 2014-09-15 2017-09-28 Koninklijke Philips N.V. Heat sensitive actuator device

Also Published As

Publication number Publication date
CN110709757B (en) 2022-11-22
GB2577203A (en) 2020-03-18
CN113589545B (en) 2023-11-21
CN113589545A (en) 2021-11-02
GB201917208D0 (en) 2020-01-08
CN113589544B (en) 2023-06-16
CN110709757A (en) 2020-01-17
CN113589544A (en) 2021-11-02

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