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GB201810207D0 - Shape memory alloy actuation apparatus - Google Patents

Shape memory alloy actuation apparatus

Info

Publication number
GB201810207D0
GB201810207D0 GBGB1810207.9A GB201810207A GB201810207D0 GB 201810207 D0 GB201810207 D0 GB 201810207D0 GB 201810207 A GB201810207 A GB 201810207A GB 201810207 D0 GB201810207 D0 GB 201810207D0
Authority
GB
United Kingdom
Prior art keywords
shape memory
memory alloy
actuation apparatus
alloy actuation
shape
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.)
Withdrawn
Application number
GBGB1810207.9A
Other versions
GB2575026A (en
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
Application filed by Cambridge Mechatronics Ltd filed Critical Cambridge Mechatronics Ltd
Priority to GB201810207A priority Critical patent/GB2575026A/en
Publication of GB201810207D0 publication Critical patent/GB201810207D0/en
Priority to KR1020217001821A priority patent/KR20210021075A/en
Priority to CN201980041816.XA priority patent/CN112292528B/en
Priority to EP19734489.8A priority patent/EP3810932A1/en
Priority to PCT/GB2019/051771 priority patent/WO2019243849A1/en
Priority to US17/253,696 priority patent/US20210263392A1/en
Publication of GB2575026A publication Critical patent/GB2575026A/en
Withdrawn legal-status Critical Current

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
    • F03G7/065—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 using a shape memory element
    • 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
    • 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
    • F03G7/066—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
GB201810207A 2018-06-21 2018-06-21 Shape memory alloy actuation apparatus Withdrawn GB2575026A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB201810207A GB2575026A (en) 2018-06-21 2018-06-21 Shape memory alloy actuation apparatus
KR1020217001821A KR20210021075A (en) 2018-06-21 2019-06-21 Shape memory alloy operating device
CN201980041816.XA CN112292528B (en) 2018-06-21 2019-06-21 Shape memory alloy actuator
EP19734489.8A EP3810932A1 (en) 2018-06-21 2019-06-21 Shape memory alloy actuation apparatus
PCT/GB2019/051771 WO2019243849A1 (en) 2018-06-21 2019-06-21 Shape memory alloy actuation apparatus
US17/253,696 US20210263392A1 (en) 2018-06-21 2019-06-21 Shape memory alloy actuation apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB201810207A GB2575026A (en) 2018-06-21 2018-06-21 Shape memory alloy actuation apparatus

Publications (2)

Publication Number Publication Date
GB201810207D0 true GB201810207D0 (en) 2018-08-08
GB2575026A GB2575026A (en) 2020-01-01

Family

ID=63042573

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201810207A Withdrawn GB2575026A (en) 2018-06-21 2018-06-21 Shape memory alloy actuation apparatus

Country Status (1)

Country Link
GB (1) GB2575026A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2595646A (en) * 2020-05-27 2021-12-08 Cambridge Mechatronics Ltd Actuator assembly
WO2022029441A1 (en) * 2020-08-05 2022-02-10 Cambridge Mechatronics Limited Actuator assembly
GB2598090B (en) * 2020-08-05 2022-09-07 Cambridge Mechatronics Ltd Actuator assembly
GB2616203B (en) * 2020-11-17 2025-01-22 Cambridge Mechatronics Ltd Actuator assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004069986A (en) * 2002-08-06 2004-03-04 Sony Corp Driving mechanism for brake member, lens moving mechanism, camera, and electronic equipment
JP2004184776A (en) * 2002-12-04 2004-07-02 Fuji Photo Optical Co Ltd Electronic device with camera
JP2005083291A (en) * 2003-09-10 2005-03-31 Mitsubishi Electric Corp Driving device
JP4298443B2 (en) * 2003-09-11 2009-07-22 三菱電機株式会社 Drive device
JP2006038931A (en) * 2004-07-22 2006-02-09 Konica Minolta Photo Imaging Inc Actuator using shape memory alloy
JP4645919B2 (en) * 2008-09-10 2011-03-09 ソニー株式会社 LENS DRIVE DEVICE AND IMAGING DEVICE

Also Published As

Publication number Publication date
GB2575026A (en) 2020-01-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)