EP0924733A3 - Micro fusible - Google Patents

Micro fusible Download PDF

Info

Publication number
EP0924733A3
EP0924733A3 EP98121442A EP98121442A EP0924733A3 EP 0924733 A3 EP0924733 A3 EP 0924733A3 EP 98121442 A EP98121442 A EP 98121442A EP 98121442 A EP98121442 A EP 98121442A EP 0924733 A3 EP0924733 A3 EP 0924733A3
Authority
EP
European Patent Office
Prior art keywords
actuators
circuit
shape
change
sub
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.)
Withdrawn
Application number
EP98121442A
Other languages
German (de)
English (en)
Other versions
EP0924733A2 (fr
Inventor
Manfred Dr. Kohl
Klaus Skrobanek
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.)
Karlsruher Institut fuer Technologie KIT
Original Assignee
Forschungszentrum Karlsruhe GmbH
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 Forschungszentrum Karlsruhe GmbH filed Critical Forschungszentrum Karlsruhe GmbH
Publication of EP0924733A2 publication Critical patent/EP0924733A2/fr
Publication of EP0924733A3 publication Critical patent/EP0924733A3/fr
Withdrawn legal-status Critical Current

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
    • 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
    • H01H1/00—Contacts
    • H01H1/0036—Switches making use of microelectromechanical systems [MEMS]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H01H1/52—Contacts adapted to act as latches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0036—Switches making use of microelectromechanical systems [MEMS]
    • H01H2001/0042—Bistable switches, i.e. having two stable positions requiring only actuating energy for switching between them, e.g. with snap membrane or by permanent magnet
    • H01H2001/0047—Bistable switches, i.e. having two stable positions requiring only actuating energy for switching between them, e.g. with snap membrane or by permanent magnet operable only by mechanical latching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H2061/006—Micromechanical thermal relay
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H2083/206—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition with thermal shunt trip

Landscapes

  • Thermally Actuated Switches (AREA)
  • Fuses (AREA)
EP98121442A 1997-12-20 1998-11-11 Micro fusible Withdrawn EP0924733A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1997157024 DE19757024C1 (de) 1997-12-20 1997-12-20 Mikrosicherung
DE19757024 1997-12-20

Publications (2)

Publication Number Publication Date
EP0924733A2 EP0924733A2 (fr) 1999-06-23
EP0924733A3 true EP0924733A3 (fr) 2000-05-24

Family

ID=7852837

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98121442A Withdrawn EP0924733A3 (fr) 1997-12-20 1998-11-11 Micro fusible

Country Status (2)

Country Link
EP (1) EP0924733A3 (fr)
DE (1) DE19757024C1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6917276B1 (en) 2000-06-19 2005-07-12 Simpler Networks Bistable switch with shape memory metal
DE10062704A1 (de) * 2000-12-15 2002-07-04 Siemens Ag Elektromechanisches Bauelement
GB2387480B (en) * 2002-04-09 2005-04-13 Microsaic Systems Ltd Micro-engineered self-releasing switch
DE102017124885B4 (de) 2017-10-24 2021-10-28 Memetis Gmbh Fernsteuerbare Kupplung insbesondere Modellbahnkupplungen
DE102019204846A1 (de) * 2019-04-04 2020-10-08 Memetis Gmbh Aktuator-Vorrichtung
DE102020213648A1 (de) * 2020-10-29 2022-05-05 Memetis Gmbh Aktor und Optikbaugruppe mit Aktor
DE102024111548B4 (de) * 2024-04-24 2026-04-16 Lear Corporation Serpentinenförmige Formgedächtnislegierungs-Aktuatorbaugruppe

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2182747A (en) * 1985-11-07 1987-05-20 Gen Electric Co Plc Actuator device
US4811564A (en) * 1988-01-11 1989-03-14 Palmer Mark D Double action spring actuator
DE19525475A1 (de) * 1995-02-06 1997-01-16 Bayerische Motoren Werke Ag Sicherungsvorrichtung für eine Stromleitung in Fahrzeugen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2182747A (en) * 1985-11-07 1987-05-20 Gen Electric Co Plc Actuator device
US4811564A (en) * 1988-01-11 1989-03-14 Palmer Mark D Double action spring actuator
DE19525475A1 (de) * 1995-02-06 1997-01-16 Bayerische Motoren Werke Ag Sicherungsvorrichtung für eine Stromleitung in Fahrzeugen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
M KOHL ET AL: "Stress-optimised Integrated Linear Actuators with Shape Memory Effect", PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON NEW ACTUATORS, 26 June 1996 (1996-06-26), XP002095879 *

Also Published As

Publication number Publication date
EP0924733A2 (fr) 1999-06-23
DE19757024C1 (de) 1999-06-02

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