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GB201815716D0 - Detecting degree of slack of a length of shape memory alloy wire - Google Patents

Detecting degree of slack of a length of shape memory alloy wire

Info

Publication number
GB201815716D0
GB201815716D0 GBGB1815716.4A GB201815716A GB201815716D0 GB 201815716 D0 GB201815716 D0 GB 201815716D0 GB 201815716 A GB201815716 A GB 201815716A GB 201815716 D0 GB201815716 D0 GB 201815716D0
Authority
GB
United Kingdom
Prior art keywords
slack
length
shape memory
memory alloy
alloy wire
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.)
Granted
Application number
GBGB1815716.4A
Other versions
GB2577515B (en
GB2577515A (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 GB1815716.4A priority Critical patent/GB2577515B/en
Publication of GB201815716D0 publication Critical patent/GB201815716D0/en
Priority to PCT/GB2019/052728 priority patent/WO2020065332A1/en
Priority to CN201980062750.2A priority patent/CN112771271B/en
Publication of GB2577515A publication Critical patent/GB2577515A/en
Application granted granted Critical
Publication of GB2577515B publication Critical patent/GB2577515B/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
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0004—Industrial image inspection
    • 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
    • F03G7/0616—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 characterised by the material or the manufacturing process, e.g. the assembly
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/003—Alignment of optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/003—Alignment of optical elements
    • G02B7/005—Motorised alignment
    • 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
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/55—Depth or shape recovery from multiple images
    • 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)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Quality & Reliability (AREA)
  • Manufacturing & Machinery (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB1815716.4A 2018-09-26 2018-09-26 Detecting Degree of Slack of a Length of Shape Memory Alloy Wire Active GB2577515B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1815716.4A GB2577515B (en) 2018-09-26 2018-09-26 Detecting Degree of Slack of a Length of Shape Memory Alloy Wire
PCT/GB2019/052728 WO2020065332A1 (en) 2018-09-26 2019-09-26 Detecting degree of slack of a length of shape memory alloy wire
CN201980062750.2A CN112771271B (en) 2018-09-26 2019-09-26 Detection of relaxation of a length of shape memory alloy wire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1815716.4A GB2577515B (en) 2018-09-26 2018-09-26 Detecting Degree of Slack of a Length of Shape Memory Alloy Wire

Publications (3)

Publication Number Publication Date
GB201815716D0 true GB201815716D0 (en) 2018-11-07
GB2577515A GB2577515A (en) 2020-04-01
GB2577515B GB2577515B (en) 2021-11-10

Family

ID=64024177

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1815716.4A Active GB2577515B (en) 2018-09-26 2018-09-26 Detecting Degree of Slack of a Length of Shape Memory Alloy Wire

Country Status (3)

Country Link
CN (1) CN112771271B (en)
GB (1) GB2577515B (en)
WO (1) WO2020065332A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111331055B (en) * 2020-04-10 2025-07-04 海目星激光科技集团股份有限公司 Thread take-up mechanism
CN114441528B (en) * 2020-10-30 2025-04-01 华为技术有限公司 Test device and method for testing the relaxation of shape memory alloy microwires

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005105516A2 (en) * 2004-04-28 2005-11-10 Massachusetts Institute Of Technology Rapid heating, cooling and massaging for car seats using integrated shape memory alloy actuators and thermoelectric devices
EP1999507B1 (en) 2006-03-30 2011-09-07 Cambridge Mechatronics Limited Camera lens actuation apparatus
JP5735991B2 (en) 2010-02-26 2015-06-17 ケンブリッジ メカトロニクス リミテッド SMA actuator
JP2011229231A (en) * 2010-04-16 2011-11-10 Chugoku Electric Power Co Inc:The Cable slack degree observation system
WO2013175197A1 (en) 2012-05-25 2013-11-28 Cambridge Mechatronics Limited Shape memory alloy actuation apparatus
US9021801B2 (en) * 2012-08-31 2015-05-05 GM Global Technology Operations LLC Compensating for incomplete reversal in mechanisms incorporating shape memory alloy wire
WO2015036761A1 (en) * 2013-09-12 2015-03-19 Cambridge Mechatronics Limited Insulation of sma actuator wires in a miniature camera
GB201508968D0 (en) 2015-05-26 2015-07-01 Cambridge Mechatronics Ltd SMA wire assembly
KR101811378B1 (en) * 2016-03-16 2018-01-25 울산과학기술원 Apparatus and Method for Estimating Cable Tension
GB2570177A (en) * 2018-01-11 2019-07-17 Cambridge Mechatronics Ltd Manufacture of shape memory alloy actuator assemblies

Also Published As

Publication number Publication date
GB2577515B (en) 2021-11-10
CN112771271B (en) 2023-06-23
GB2577515A (en) 2020-04-01
WO2020065332A1 (en) 2020-04-02
CN112771271A (en) 2021-05-07

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