GB2609441B - Actuators - Google Patents

Actuators Download PDF

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Publication number
GB2609441B
GB2609441B GB2111021.8A GB202111021A GB2609441B GB 2609441 B GB2609441 B GB 2609441B GB 202111021 A GB202111021 A GB 202111021A GB 2609441 B GB2609441 B GB 2609441B
Authority
GB
United Kingdom
Prior art keywords
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
GB2111021.8A
Other versions
GB202111021D0 (en
GB2609441A (en
Inventor
Benjamin Simpson Brown Andrew
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 GB2111021.8A priority Critical patent/GB2609441B/en
Publication of GB202111021D0 publication Critical patent/GB202111021D0/en
Priority to US18/269,540 priority patent/US20240060479A1/en
Priority to PCT/GB2021/053431 priority patent/WO2022136886A1/en
Priority to CN202180087972.7A priority patent/CN116685883A/en
Priority to GB2311560.3A priority patent/GB2618255A/en
Priority to PCT/GB2021/053430 priority patent/WO2022136885A1/en
Priority to EP21840656.9A priority patent/EP4267856A1/en
Publication of GB2609441A publication Critical patent/GB2609441A/en
Application granted granted Critical
Publication of GB2609441B publication Critical patent/GB2609441B/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
    • 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
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • 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
    • G03B3/02—Focusing arrangements of general interest for cameras, projectors or printers moving lens along baseboard
    • 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
    • G03B3/12—Power-operated focusing adapted for remote control
    • 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
    • G03B2205/0053—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
GB2111021.8A 2020-12-27 2021-07-30 Actuators Active GB2609441B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB2111021.8A GB2609441B (en) 2021-07-30 2021-07-30 Actuators
US18/269,540 US20240060479A1 (en) 2020-12-27 2021-12-23 Actuators
PCT/GB2021/053431 WO2022136886A1 (en) 2020-12-27 2021-12-23 Actuator
CN202180087972.7A CN116685883A (en) 2020-12-27 2021-12-23 Actuator with a spring
GB2311560.3A GB2618255A (en) 2020-12-27 2021-12-23 Actuator
PCT/GB2021/053430 WO2022136885A1 (en) 2020-12-27 2021-12-23 Actuators
EP21840656.9A EP4267856A1 (en) 2020-12-27 2021-12-23 Actuators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2111021.8A GB2609441B (en) 2021-07-30 2021-07-30 Actuators

Publications (3)

Publication Number Publication Date
GB202111021D0 GB202111021D0 (en) 2021-09-15
GB2609441A GB2609441A (en) 2023-02-08
GB2609441B true GB2609441B (en) 2023-12-27

Family

ID=77651379

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2111021.8A Active GB2609441B (en) 2020-12-27 2021-07-30 Actuators

Country Status (2)

Country Link
CN (1) CN116685883A (en)
GB (1) GB2609441B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018202819A1 (en) * 2017-05-05 2018-11-08 Cambridge Mechatronics Limited Sma actuator with position sensors
WO2019109733A1 (en) * 2017-12-08 2019-06-13 宁波舜宇光电信息有限公司 Method for winding sma line on optical assembly

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018202819A1 (en) * 2017-05-05 2018-11-08 Cambridge Mechatronics Limited Sma actuator with position sensors
WO2019109733A1 (en) * 2017-12-08 2019-06-13 宁波舜宇光电信息有限公司 Method for winding sma line on optical assembly

Also Published As

Publication number Publication date
CN116685883A (en) 2023-09-01
GB202111021D0 (en) 2021-09-15
GB2609441A (en) 2023-02-08

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