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GB2588965B - An actuator and a method of controlling thereof - Google Patents

An actuator and a method of controlling thereof Download PDF

Info

Publication number
GB2588965B
GB2588965B GB1916721.2A GB201916721A GB2588965B GB 2588965 B GB2588965 B GB 2588965B GB 201916721 A GB201916721 A GB 201916721A GB 2588965 B GB2588965 B GB 2588965B
Authority
GB
United Kingdom
Prior art keywords
actuator
controlling
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
GB1916721.2A
Other versions
GB2588965A (en
GB201916721D0 (en
Inventor
Langhorne Robert
Eddington Robin
Mcgrath Joel
Howarth James
Pantelidis Konstantinos
Armstrong Samuel
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 GB1916721.2A priority Critical patent/GB2588965B/en
Publication of GB201916721D0 publication Critical patent/GB201916721D0/en
Priority to CN202022627600.4U priority patent/CN214311057U/en
Publication of GB2588965A publication Critical patent/GB2588965A/en
Application granted granted Critical
Publication of GB2588965B publication Critical patent/GB2588965B/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
    • F03G7/061—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
    • F03G7/065—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
    • 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
    • G02B7/09—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
    • 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
    • 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)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
GB1916721.2A 2019-11-15 2019-11-16 An actuator and a method of controlling thereof Active GB2588965B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1916721.2A GB2588965B (en) 2019-11-16 2019-11-16 An actuator and a method of controlling thereof
CN202022627600.4U CN214311057U (en) 2019-11-15 2020-11-13 Actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1916721.2A GB2588965B (en) 2019-11-16 2019-11-16 An actuator and a method of controlling thereof

Publications (3)

Publication Number Publication Date
GB201916721D0 GB201916721D0 (en) 2020-01-01
GB2588965A GB2588965A (en) 2021-05-19
GB2588965B true GB2588965B (en) 2022-11-30

Family

ID=69063191

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1916721.2A Active GB2588965B (en) 2019-11-15 2019-11-16 An actuator and a method of controlling thereof

Country Status (2)

Country Link
CN (1) CN214311057U (en)
GB (1) GB2588965B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7616568B2 (en) * 2021-07-02 2025-01-17 アルプスアルパイン株式会社 Camera module drive unit
GB2630392A (en) * 2023-05-26 2024-11-27 Cambridge Mechatronics Ltd Actuator assembly

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2065882A (en) * 1979-11-20 1981-07-01 Delta Materials Research Ltd Coated shape memory effect elements
EP1443227A1 (en) * 2003-01-28 2004-08-04 C.R.F. Società Consortile per Azioni An actuator device with shape-memory flexible cable
US7555900B1 (en) * 2002-09-10 2009-07-07 The University Of Kentucky Research Foundation Linear actuator using shape memory wire with controller
US20140028906A1 (en) * 2012-07-30 2014-01-30 Hon Hai Precision Industry Co., Ltd. Image stabilizer and image capturing device
US20140210219A1 (en) * 2013-01-31 2014-07-31 A. Raymond & Cie Latch with rotary sma actuator
CN104454415A (en) * 2014-12-10 2015-03-25 北京航空航天大学 Brake cable type shape memory alloy driver
GB2533335A (en) * 2014-12-16 2016-06-22 Exergyn Ltd Heat transfer in an energy recovery device
WO2016178152A1 (en) * 2015-05-05 2016-11-10 Actuator Solutions GmbH Tilt module subassembly and optical image stabilizer comprising it

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2065882A (en) * 1979-11-20 1981-07-01 Delta Materials Research Ltd Coated shape memory effect elements
US7555900B1 (en) * 2002-09-10 2009-07-07 The University Of Kentucky Research Foundation Linear actuator using shape memory wire with controller
EP1443227A1 (en) * 2003-01-28 2004-08-04 C.R.F. Società Consortile per Azioni An actuator device with shape-memory flexible cable
US20140028906A1 (en) * 2012-07-30 2014-01-30 Hon Hai Precision Industry Co., Ltd. Image stabilizer and image capturing device
US20140210219A1 (en) * 2013-01-31 2014-07-31 A. Raymond & Cie Latch with rotary sma actuator
CN104454415A (en) * 2014-12-10 2015-03-25 北京航空航天大学 Brake cable type shape memory alloy driver
GB2533335A (en) * 2014-12-16 2016-06-22 Exergyn Ltd Heat transfer in an energy recovery device
WO2016178152A1 (en) * 2015-05-05 2016-11-10 Actuator Solutions GmbH Tilt module subassembly and optical image stabilizer comprising it

Also Published As

Publication number Publication date
CN214311057U (en) 2021-09-28
GB2588965A (en) 2021-05-19
GB201916721D0 (en) 2020-01-01

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