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GB2596673B - Shape memory alloy actuators and methods thereof - Google Patents

Shape memory alloy actuators and methods thereof Download PDF

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Publication number
GB2596673B
GB2596673B GB2113598.3A GB202113598A GB2596673B GB 2596673 B GB2596673 B GB 2596673B GB 202113598 A GB202113598 A GB 202113598A GB 2596673 B GB2596673 B GB 2596673B
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
GB2113598.3A
Other versions
GB2596673A (en
GB202113598D0 (en
Inventor
K Behning Nathaniel
A Miller Mark
E Myers Dean
W Davis Michael
N Ruzicka Ryan
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
Priority claimed from US16/775,207 external-priority patent/US11105319B2/en
Application filed by Hutchinson Technology Inc filed Critical Hutchinson Technology Inc
Publication of GB202113598D0 publication Critical patent/GB202113598D0/en
Publication of GB2596673A publication Critical patent/GB2596673A/en
Application granted granted Critical
Publication of GB2596673B publication Critical patent/GB2596673B/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
    • F03G7/066—Actuator control or monitoring
    • F03G7/0665—Actuator control or monitoring controlled displacement, e.g. by using a lens positioning actuator
    • 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
    • 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
    • G03B30/00—Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
    • 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
    • G03B5/02—Lateral adjustment of lens
    • 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
    • G03B2205/0015—Movement of one or more optical elements for control of motion blur by displacing one or more optical elements normal to the optical axis
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lens Barrels (AREA)
  • Studio Devices (AREA)
  • Adjustment Of Camera Lenses (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
GB2113598.3A 2019-03-29 2020-03-26 Shape memory alloy actuators and methods thereof Active GB2596673B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962826106P 2019-03-29 2019-03-29
US16/775,207 US11105319B2 (en) 2017-05-05 2020-01-28 Shape memory alloy actuators and methods thereof
PCT/US2020/025065 WO2020205453A1 (en) 2019-03-29 2020-03-26 Shape memory alloy actuators and methods thereof

Publications (3)

Publication Number Publication Date
GB202113598D0 GB202113598D0 (en) 2021-11-10
GB2596673A GB2596673A (en) 2022-01-05
GB2596673B true GB2596673B (en) 2023-02-08

Family

ID=72666266

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2113598.3A Active GB2596673B (en) 2019-03-29 2020-03-26 Shape memory alloy actuators and methods thereof

Country Status (6)

Country Link
JP (1) JP7597729B2 (en)
KR (1) KR102899806B1 (en)
CN (1) CN112654786B (en)
GB (1) GB2596673B (en)
TW (1) TWI891628B (en)
WO (1) WO2020205453A1 (en)

Families Citing this family (13)

* 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
US11333134B2 (en) 2017-05-05 2022-05-17 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
US11306706B2 (en) 2017-05-05 2022-04-19 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
WO2021262531A1 (en) * 2020-06-25 2021-12-30 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
WO2022089712A1 (en) * 2020-10-26 2022-05-05 Huawei Technologies Co., Ltd. Optical image stabilization device and apparatus comprising such device
EP4244485A1 (en) * 2021-01-14 2023-09-20 Huawei Technologies Co., Ltd. Shape memory alloy actuator architecture for driving adjustable aperture
US11859598B2 (en) 2021-06-10 2024-01-02 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof
CN114137778B (en) * 2021-12-28 2025-04-15 上海信迈电子科技有限公司 Optical element driving device, camera device and mobile terminal
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

Citations (5)

* Cited by examiner, † Cited by third party
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
US20100060776A1 (en) * 2007-02-12 2010-03-11 Cambridge Mechatroics Limited Shape memory alloy actuation apparatus
US20110217031A1 (en) * 2010-03-03 2011-09-08 Nokia Corporation Method And Apparatus For Shape Memory Alloy Bender Actuator
US20180171991A1 (en) * 2016-12-16 2018-06-21 Hutchinson Technology Incorporated Sensor Shift Structures In Optical Image Stabilization Suspensions
WO2018204888A1 (en) * 2017-05-05 2018-11-08 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4599698B2 (en) * 2000-09-22 2010-12-15 コニカミノルタオプト株式会社 Drive unit
US7896222B2 (en) * 2004-10-01 2011-03-01 Regents Of The University Of Michigan Manufacture of shape memory alloy cellular materials and structures by transient-liquid reactive joining
US8117938B2 (en) * 2006-07-05 2012-02-21 Ghsp, Inc. Shifter with shape memory alloy and safety
KR20100105547A (en) * 2007-10-30 2010-09-29 캠브리지 메카트로닉스 리미티드 Shape memory alloy actuation apparatus
US8193770B2 (en) 2007-12-25 2012-06-05 BYD Co. Ltd Battery system for a vehicle having an over-current/over-temperature protective feature
JP2011002811A (en) * 2009-05-19 2011-01-06 Mitsumi Electric Co Ltd Lens driving device, method for setting inside and sma assembly
CA2815220A1 (en) * 2010-10-22 2012-04-26 Gore Enterprise Holdings, Inc. Catheter with shape memory alloy actuator
FI124970B (en) * 2013-02-22 2015-04-15 Synoste Oy Actuator and procedure for improving an actuator
GB201508968D0 (en) * 2015-05-26 2015-07-01 Cambridge Mechatronics Ltd SMA wire assembly
JP2019028439A (en) * 2018-04-12 2019-02-21 国立研究開発法人物質・材料研究機構 Autofocus drive mechanism using shape memory alloy thin film actuator array

Patent Citations (5)

* Cited by examiner, † Cited by third party
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
US20100060776A1 (en) * 2007-02-12 2010-03-11 Cambridge Mechatroics Limited Shape memory alloy actuation apparatus
US20110217031A1 (en) * 2010-03-03 2011-09-08 Nokia Corporation Method And Apparatus For Shape Memory Alloy Bender Actuator
US20180171991A1 (en) * 2016-12-16 2018-06-21 Hutchinson Technology Incorporated Sensor Shift Structures In Optical Image Stabilization Suspensions
WO2018204888A1 (en) * 2017-05-05 2018-11-08 Hutchinson Technology Incorporated Shape memory alloy actuators and methods thereof

Also Published As

Publication number Publication date
CN112654786B (en) 2023-07-11
CN112654786A (en) 2021-04-13
WO2020205453A1 (en) 2020-10-08
TW202101056A (en) 2021-01-01
GB2596673A (en) 2022-01-05
KR102899806B1 (en) 2025-12-15
GB202113598D0 (en) 2021-11-10
JP2022527469A (en) 2022-06-02
KR20210143285A (en) 2021-11-26
TWI891628B (en) 2025-08-01
JP7597729B2 (en) 2024-12-10

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