DE3470630D1 - Bistable shape memory effect electrothermal transducers - Google Patents

Bistable shape memory effect electrothermal transducers

Info

Publication number
DE3470630D1
DE3470630D1 DE8484307365T DE3470630T DE3470630D1 DE 3470630 D1 DE3470630 D1 DE 3470630D1 DE 8484307365 T DE8484307365 T DE 8484307365T DE 3470630 T DE3470630 T DE 3470630T DE 3470630 D1 DE3470630 D1 DE 3470630D1
Authority
DE
Germany
Prior art keywords
armature
primary
positions
shape memory
memory effect
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.)
Expired
Application number
DE8484307365T
Other languages
English (en)
Inventor
Peter A Hochstein
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.)
Armada Corp
Original Assignee
Armada Corp
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 Armada Corp filed Critical Armada Corp
Application granted granted Critical
Publication of DE3470630D1 publication Critical patent/DE3470630D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H61/01—Details
    • H01H61/0107—Details making use of shape memory materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H61/01—Details
    • H01H61/0107—Details making use of shape memory materials
    • H01H2061/0122—Two SMA actuators, e.g. one for closing or resetting contacts and one for opening them

Landscapes

  • Thermally Actuated Switches (AREA)
  • Semiconductor Memories (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
  • Control Of Position Or Direction (AREA)
DE8484307365T 1983-10-27 1984-10-26 Bistable shape memory effect electrothermal transducers Expired DE3470630D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/545,789 US4544988A (en) 1983-10-27 1983-10-27 Bistable shape memory effect thermal transducers

Publications (1)

Publication Number Publication Date
DE3470630D1 true DE3470630D1 (en) 1988-05-26

Family

ID=24177551

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484307365T Expired DE3470630D1 (en) 1983-10-27 1984-10-26 Bistable shape memory effect electrothermal transducers

Country Status (6)

Country Link
US (1) US4544988A (de)
EP (1) EP0145204B1 (de)
JP (1) JPS60115120A (de)
AT (1) ATE33732T1 (de)
CA (1) CA1218396A (de)
DE (1) DE3470630D1 (de)

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ITTO20010248A1 (it) * 2001-03-16 2002-09-16 Fiat Ricerche Attuatore a memoria di forma, a funzionamento bistabile.
JP4349931B2 (ja) * 2003-08-28 2009-10-21 パナソニック株式会社 作動装置および位置切換装置および光磁気記録再生装置
US7723896B2 (en) * 2004-01-20 2010-05-25 Japan Science And Technology Agency Driving mechanism using shape memory alloys including a magnetic latch
US7372355B2 (en) * 2004-01-27 2008-05-13 Black & Decker Inc. Remote controlled wall switch actuator
US8153918B2 (en) * 2005-01-27 2012-04-10 Black & Decker Inc. Automatic light switch with manual override
US7339454B1 (en) * 2005-04-11 2008-03-04 Sandia Corporation Tensile-stressed microelectromechanical apparatus and microelectromechanical relay formed therefrom
US7448411B2 (en) * 2006-04-03 2008-11-11 Humphrey Products Company Actuator and valve assembly
US7928826B1 (en) * 2006-08-04 2011-04-19 Rockwell Collins, Inc. Electrical switching devices using a shape memory alloy (SMA) actuation mechanism
US9136078B1 (en) * 2007-09-24 2015-09-15 Rockwell Collins, Inc. Stimulus for achieving high performance when switching SMA devices
US8220259B1 (en) 2007-12-21 2012-07-17 Rockwell Collins, Inc. Shape-memory alloy actuator
US8051656B1 (en) 2007-12-21 2011-11-08 Rockwell Collins, Inc. Shape-memory alloy actuator
JP2009222040A (ja) * 2008-03-19 2009-10-01 Olympus Corp 形状記憶合金アクチュエータ
US9353734B2 (en) * 2008-10-13 2016-05-31 GM Global Technology Operations LLC Active material elements having reinforced structural connectors
US8319596B2 (en) * 2009-05-20 2012-11-27 GM Global Technology Operations LLC Active material circuit protector
US8754740B2 (en) * 2009-05-20 2014-06-17 GM Global Technology Operations LLC Circuit implement utilizing active material actuation
US20100328015A1 (en) * 2009-06-26 2010-12-30 Nokia Corporation Apparatus for coupling an actuator
IT1400242B1 (it) 2010-05-14 2013-05-24 Consiglio Nazionale Ricerche Attuatore rotazionale perfezionato
US8584456B1 (en) 2010-05-21 2013-11-19 Hrl Laboratories, Llc Bistable actuator mechanism
CA2815220A1 (en) * 2010-10-22 2012-04-26 Gore Enterprise Holdings, Inc. Catheter with shape memory alloy actuator
US8941461B2 (en) * 2011-02-02 2015-01-27 Tyco Electronics Corporation Three-function reflowable circuit protection device
US9455106B2 (en) * 2011-02-02 2016-09-27 Littelfuse, Inc. Three-function reflowable circuit protection device
US9086166B2 (en) * 2011-06-27 2015-07-21 Fluid Automation Systems Sa Shape memory alloy actuated valve assembly
US8741076B2 (en) 2011-07-07 2014-06-03 GM Global Technology Operations LLC Apparatus and method of controlling phase transformation temperature of a shape memory alloy
US9620318B2 (en) * 2011-08-12 2017-04-11 Littlefuse, Inc. Reflowable circuit protection device
CN104105874A (zh) * 2011-09-28 2014-10-15 Fg-创新有限责任公司 用于产生移位运动的促动器
US8794266B1 (en) 2011-10-18 2014-08-05 Humphrey Products Company Cam actuated valve assembly with manual and electric activation
ITMI20111974A1 (it) 2011-10-28 2013-04-29 Getters Spa Interruttore elettrico bistabile con attuatore a memoria di forma
KR101207581B1 (ko) * 2011-10-31 2012-12-04 (주)엠에스테크비젼 과전류 차단 기능을 갖는 반복형 퓨즈
PL221673B1 (pl) * 2011-12-20 2016-05-31 Bitron Poland Spółka Z Ograniczoną Odpowiedzialnością Elektrycznie sterowane urządzenie uruchamiające i urządzenie dozujące
US9431203B2 (en) * 2012-08-06 2016-08-30 Littelfuse, Inc. Reflowable circuit protection device
US20140345485A1 (en) * 2013-04-11 2014-11-27 Halliburton Energy Services, Inc. Support Bracket for Selective Fire Switches
US10228072B1 (en) 2014-11-03 2019-03-12 Humphrey Products Company Valve stem and assembly
DE102016104775A1 (de) * 2016-03-15 2017-09-21 SMR Patents S.à.r.l. Modulares Aktorsystem, das eine Formgedächtnislegierung verwendet
DE102016108627B4 (de) 2016-05-10 2022-11-10 Universität des Saarlandes Bistabile Aktorvorrichtung mit einem Formgedächtniselement
US10607798B2 (en) * 2018-05-14 2020-03-31 Te Connectivity Corporation Power switch device with shape memory alloy actuator
DE102018208438A1 (de) * 2018-05-29 2019-12-05 Phoenix Contact Gmbh & Co. Kg Schaltelement
DE102018213505A1 (de) * 2018-08-10 2020-02-13 Robert Bosch Gmbh Vorrichtung zum Wärmetausch mit elastokalorischem Element
US11515101B2 (en) * 2019-07-29 2022-11-29 Qatar Foundation For Education, Science And Community Development Shape memory alloy actuated switch
US11788517B2 (en) 2020-03-30 2023-10-17 Saes Getters S.P.A. Bistable shape memory alloy inertial actuator
US11946461B2 (en) 2021-03-02 2024-04-02 Saes Getters S.P.A. Asymmetric bistable shape memory alloy inertial actuator
US11460010B1 (en) 2021-03-30 2022-10-04 Toyota Motor Engineering & Manufacturing North America, Inc. SMC integrated bi-stable strips for remote actuation
KR20240046548A (ko) 2021-08-13 2024-04-09 액추에이터 솔루션스 게엠베하 형상 기억 합금 와이어에 의해 제어되는 작동기 서브조립체, 복수의 이러한 서브조립체를 포함하는 시스템 및 이러한 시스템의 제어 방법
GB2622435A (en) * 2022-09-16 2024-03-20 Cambridge Mechatronics Ltd Actuator assembly

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DD206022A1 (de) * 1982-05-19 1984-01-11 Lothar Schliesser Schaltmechanismus fuer thermische ueberstromrelais

Also Published As

Publication number Publication date
US4544988A (en) 1985-10-01
EP0145204A1 (de) 1985-06-19
EP0145204B1 (de) 1988-04-20
JPS60115120A (ja) 1985-06-21
CA1218396A (en) 1987-02-24
ATE33732T1 (de) 1988-05-15

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee