EP0628975A3 - Spark suppressor circuit for protection of an electrical switch, and electrical thermal appliance comprising such a circuit. - Google Patents

Spark suppressor circuit for protection of an electrical switch, and electrical thermal appliance comprising such a circuit. Download PDF

Info

Publication number
EP0628975A3
EP0628975A3 EP94201488A EP94201488A EP0628975A3 EP 0628975 A3 EP0628975 A3 EP 0628975A3 EP 94201488 A EP94201488 A EP 94201488A EP 94201488 A EP94201488 A EP 94201488A EP 0628975 A3 EP0628975 A3 EP 0628975A3
Authority
EP
European Patent Office
Prior art keywords
circuit
electrical
protection
thermal appliance
spark suppressor
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
EP94201488A
Other languages
German (de)
French (fr)
Other versions
EP0628975A2 (en
EP0628975B1 (en
Inventor
Bernardus Fredericus R Wilkens
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Priority to EP19940201488 priority Critical patent/EP0628975B1/en
Publication of EP0628975A2 publication Critical patent/EP0628975A2/en
Publication of EP0628975A3 publication Critical patent/EP0628975A3/en
Application granted granted Critical
Publication of EP0628975B1 publication Critical patent/EP0628975B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/541—Contacts shunted by semiconductor devices
    • H01H9/542—Contacts shunted by static switch means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/541—Contacts shunted by semiconductor devices
    • H01H9/542—Contacts shunted by static switch means
    • H01H2009/546—Contacts shunted by static switch means the static switching means being triggered by the voltage over the mechanical switch contacts
EP19940201488 1993-06-01 1994-05-26 Spark suppressor circuit for protection of an electrical switch, and electrical thermal appliance comprising such a circuit Expired - Lifetime EP0628975B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19940201488 EP0628975B1 (en) 1993-06-01 1994-05-26 Spark suppressor circuit for protection of an electrical switch, and electrical thermal appliance comprising such a circuit

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP93201553 1993-06-01
EP93201553 1993-06-01
EP19940201488 EP0628975B1 (en) 1993-06-01 1994-05-26 Spark suppressor circuit for protection of an electrical switch, and electrical thermal appliance comprising such a circuit

Publications (3)

Publication Number Publication Date
EP0628975A2 EP0628975A2 (en) 1994-12-14
EP0628975A3 true EP0628975A3 (en) 1995-08-23
EP0628975B1 EP0628975B1 (en) 1998-04-08

Family

ID=26133826

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19940201488 Expired - Lifetime EP0628975B1 (en) 1993-06-01 1994-05-26 Spark suppressor circuit for protection of an electrical switch, and electrical thermal appliance comprising such a circuit

Country Status (1)

Country Link
EP (1) EP0628975B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9714521D0 (en) * 1997-07-11 1997-09-17 Gorton & Associates Electronic Circuit means for minimising ARC generation during switching operations

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2430679A1 (en) * 1978-07-04 1980-02-01 Orega Electro Mecanique Safety circuit for induction heated hotplates - has bimetallic switches protecting circuitry and utensil bearing surfaces
JPS60119129A (en) * 1983-12-01 1985-06-26 Matsushita Electric Ind Co Ltd Switching device
DE3543804A1 (en) * 1984-12-14 1986-06-19 General Electric Co., Schenectady, N.Y. Switch having arc commutation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2430679A1 (en) * 1978-07-04 1980-02-01 Orega Electro Mecanique Safety circuit for induction heated hotplates - has bimetallic switches protecting circuitry and utensil bearing surfaces
JPS60119129A (en) * 1983-12-01 1985-06-26 Matsushita Electric Ind Co Ltd Switching device
DE3543804A1 (en) * 1984-12-14 1986-06-19 General Electric Co., Schenectady, N.Y. Switch having arc commutation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 009, no. 277 (E - 355) 6 November 1985 (1985-11-06) *

Also Published As

Publication number Publication date
EP0628975A2 (en) 1994-12-14
EP0628975B1 (en) 1998-04-08

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