IT1286425B1 - LOW VOLTAGE MAGNETOTHERMAL SWITCH WITH SENSITIVE ELEMENT MADE OF SHAPE MEMORY MATERIAL - Google Patents

LOW VOLTAGE MAGNETOTHERMAL SWITCH WITH SENSITIVE ELEMENT MADE OF SHAPE MEMORY MATERIAL

Info

Publication number
IT1286425B1
IT1286425B1 IT96MI002530A ITMI962530A IT1286425B1 IT 1286425 B1 IT1286425 B1 IT 1286425B1 IT 96MI002530 A IT96MI002530 A IT 96MI002530A IT MI962530 A ITMI962530 A IT MI962530A IT 1286425 B1 IT1286425 B1 IT 1286425B1
Authority
IT
Italy
Prior art keywords
low voltage
shape memory
sensitive element
memory material
element made
Prior art date
Application number
IT96MI002530A
Other languages
Italian (it)
Inventor
Silvia Volponi
Cesare Guida
Alberto Abisso
Elio Jacovino
Original Assignee
Abb Research 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 Abb Research Ltd filed Critical Abb Research Ltd
Priority to IT96MI002530A priority Critical patent/IT1286425B1/en
Publication of ITMI962530A0 publication Critical patent/ITMI962530A0/en
Priority to EP97203780A priority patent/EP0866484A3/en
Publication of ITMI962530A1 publication Critical patent/ITMI962530A1/en
Application granted granted Critical
Publication of IT1286425B1 publication Critical patent/IT1286425B1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/145—Electrothermal mechanisms using shape memory materials
IT96MI002530A 1996-12-03 1996-12-03 LOW VOLTAGE MAGNETOTHERMAL SWITCH WITH SENSITIVE ELEMENT MADE OF SHAPE MEMORY MATERIAL IT1286425B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT96MI002530A IT1286425B1 (en) 1996-12-03 1996-12-03 LOW VOLTAGE MAGNETOTHERMAL SWITCH WITH SENSITIVE ELEMENT MADE OF SHAPE MEMORY MATERIAL
EP97203780A EP0866484A3 (en) 1996-12-03 1997-12-03 Magnetothermal low voltage circuit breaker with sensitive element made from shape-memory material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI002530A IT1286425B1 (en) 1996-12-03 1996-12-03 LOW VOLTAGE MAGNETOTHERMAL SWITCH WITH SENSITIVE ELEMENT MADE OF SHAPE MEMORY MATERIAL

Publications (3)

Publication Number Publication Date
ITMI962530A0 ITMI962530A0 (en) 1996-12-03
ITMI962530A1 ITMI962530A1 (en) 1998-06-03
IT1286425B1 true IT1286425B1 (en) 1998-07-08

Family

ID=11375332

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96MI002530A IT1286425B1 (en) 1996-12-03 1996-12-03 LOW VOLTAGE MAGNETOTHERMAL SWITCH WITH SENSITIVE ELEMENT MADE OF SHAPE MEMORY MATERIAL

Country Status (2)

Country Link
EP (1) EP0866484A3 (en)
IT (1) IT1286425B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPQ831100A0 (en) 2000-06-22 2000-07-13 Alcatel Bi-stable microswitch including shape memory alloy latch
EP1305809A1 (en) * 2000-08-04 2003-05-02 Siemens Aktiengesellschaft Switching device with a component consisting of a shape memory alloy and with means for heating the same; and corresponding joining technique
CA2577536A1 (en) * 2004-11-22 2006-06-01 Abb Patent Gmbh Switching device having an electromagnetic release
DE102010014280B4 (en) 2010-04-08 2021-11-25 Eto Magnetic Gmbh Overcurrent switching device
US8830026B2 (en) * 2010-12-30 2014-09-09 General Electric Company Shape memory alloy actuated circuit breaker
CN114792613B (en) * 2022-03-30 2023-07-25 中群电气有限公司 Overload quick recovery circuit breaker

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5061914A (en) * 1989-06-27 1991-10-29 Tini Alloy Company Shape-memory alloy micro-actuator
US5114504A (en) * 1990-11-05 1992-05-19 Johnson Service Company High transformation temperature shape memory alloy

Also Published As

Publication number Publication date
ITMI962530A1 (en) 1998-06-03
EP0866484A3 (en) 1999-03-10
ITMI962530A0 (en) 1996-12-03
EP0866484A2 (en) 1998-09-23

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Legal Events

Date Code Title Description
0001 Granted