WO2013000796A3 - Electric device - Google Patents

Electric device Download PDF

Info

Publication number
WO2013000796A3
WO2013000796A3 PCT/EP2012/061882 EP2012061882W WO2013000796A3 WO 2013000796 A3 WO2013000796 A3 WO 2013000796A3 EP 2012061882 W EP2012061882 W EP 2012061882W WO 2013000796 A3 WO2013000796 A3 WO 2013000796A3
Authority
WO
WIPO (PCT)
Prior art keywords
terminal
spring
electric device
electric
deflected
Prior art date
Application number
PCT/EP2012/061882
Other languages
French (fr)
Other versions
WO2013000796A2 (en
Inventor
Jifeng Qin
Shaoyu Sun
Dongjian Song
Zhouquan He
Original Assignee
Epcos Ag
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 Epcos Ag filed Critical Epcos Ag
Publication of WO2013000796A2 publication Critical patent/WO2013000796A2/en
Publication of WO2013000796A3 publication Critical patent/WO2013000796A3/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • H01H37/761—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material with a fusible element forming part of the switched circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/12—Overvoltage protection resistors
    • H01C7/126—Means for protecting against excessive pressure or for disconnecting in case of failure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • H01H37/761—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material with a fusible element forming part of the switched circuit
    • H01H2037/762—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material with a fusible element forming part of the switched circuit using a spring for opening the circuit when the fusible element melts
    • H01H2037/763—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material with a fusible element forming part of the switched circuit using a spring for opening the circuit when the fusible element melts the spring being a blade spring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
    • H01H85/048—Fuse resistors
    • H01H2085/0486—Fuse resistors with voltage dependent resistor, e.g. varistor

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fuses (AREA)

Abstract

An electric device (1) comprising: an electric element (2) that comprises an element terminal (8), and a conductive spring (7) being deflected, the spring (7) having a spring terminal (9) that is electrically connected to the element terminal (8) by a fusible joint (10) wherein a spacer (11) is located on one of the element terminal (8) and the spring terminal (9).
PCT/EP2012/061882 2011-06-30 2012-06-20 Electric device WO2013000796A2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP11172220.3 2011-06-30
EP11172220A EP2541577A1 (en) 2011-06-30 2011-06-30 Electric device
CN 201120352716 CN202384588U (en) 2011-06-30 2011-09-15 Electrical device
CN201120352716.X 2011-09-15

Publications (2)

Publication Number Publication Date
WO2013000796A2 WO2013000796A2 (en) 2013-01-03
WO2013000796A3 true WO2013000796A3 (en) 2013-03-28

Family

ID=46633063

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/061882 WO2013000796A2 (en) 2011-06-30 2012-06-20 Electric device

Country Status (3)

Country Link
EP (1) EP2541577A1 (en)
CN (1) CN202384588U (en)
WO (1) WO2013000796A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20130538A1 (en) 2013-04-08 2014-10-09 Con Trade S R L OVERVOLTAGE UNLOADER, FOR THE PROTECTION OF ELECTRICAL SYSTEMS FROM TRANSITORY OVERVOLTAGES.

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1318440A (en) * 1961-11-08 1963-02-15 Kienzle Uhrenfabriken Ag Fuse circuit breaker for clocks and watch mechanisms with electromagnetic winding
US3242290A (en) * 1962-02-20 1966-03-22 Robertshaw Controls Co Thermally responsive switch construction and method of making the same
GB1356578A (en) * 1970-09-04 1974-06-12 Beswick Kenneth E Ltd Switching devices
JPS546541U (en) * 1977-06-17 1979-01-17
DE9115238U1 (en) * 1991-12-05 1992-02-13 Siemens AG, 8000 München Surge protection device
US5192937A (en) * 1990-12-24 1993-03-09 Dong A Electric Parts Co., Ltd. Resistance unit for motor speed control
DE9305796U1 (en) * 1993-04-17 1993-06-17 Dehn + Söhne GmbH + Co KG, 8500 Nürnberg Surge protection arrangement with a varistor housed in a housing
DE102006036598A1 (en) * 2006-04-26 2007-10-31 Dehn + Söhne Gmbh + Co. Kg Separating device dimensioning method for over-voltage protection, involves adjusting force distribution so that small force acts on soldered joint of switching guide, and large force executes switching movement during soldering process
DE102008031917A1 (en) * 2008-07-08 2010-01-14 Phoenix Contact Gmbh & Co. Kg Overvoltage protection element i.e. protective plug, has separation guide provided with end that executes both linear movement in direction of another end of guide and swiveling movement while separating solder joint

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1318440A (en) * 1961-11-08 1963-02-15 Kienzle Uhrenfabriken Ag Fuse circuit breaker for clocks and watch mechanisms with electromagnetic winding
US3242290A (en) * 1962-02-20 1966-03-22 Robertshaw Controls Co Thermally responsive switch construction and method of making the same
GB1356578A (en) * 1970-09-04 1974-06-12 Beswick Kenneth E Ltd Switching devices
JPS546541U (en) * 1977-06-17 1979-01-17
US5192937A (en) * 1990-12-24 1993-03-09 Dong A Electric Parts Co., Ltd. Resistance unit for motor speed control
DE9115238U1 (en) * 1991-12-05 1992-02-13 Siemens AG, 8000 München Surge protection device
DE9305796U1 (en) * 1993-04-17 1993-06-17 Dehn + Söhne GmbH + Co KG, 8500 Nürnberg Surge protection arrangement with a varistor housed in a housing
DE102006036598A1 (en) * 2006-04-26 2007-10-31 Dehn + Söhne Gmbh + Co. Kg Separating device dimensioning method for over-voltage protection, involves adjusting force distribution so that small force acts on soldered joint of switching guide, and large force executes switching movement during soldering process
DE102008031917A1 (en) * 2008-07-08 2010-01-14 Phoenix Contact Gmbh & Co. Kg Overvoltage protection element i.e. protective plug, has separation guide provided with end that executes both linear movement in direction of another end of guide and swiveling movement while separating solder joint

Also Published As

Publication number Publication date
WO2013000796A2 (en) 2013-01-03
EP2541577A1 (en) 2013-01-02
CN202384588U (en) 2012-08-15

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