GB2224402B - Solid state station protector device - Google Patents

Solid state station protector device

Info

Publication number
GB2224402B
GB2224402B GB8923262A GB8923262A GB2224402B GB 2224402 B GB2224402 B GB 2224402B GB 8923262 A GB8923262 A GB 8923262A GB 8923262 A GB8923262 A GB 8923262A GB 2224402 B GB2224402 B GB 2224402B
Authority
GB
United Kingdom
Prior art keywords
solid state
station protector
state station
protector
solid
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 - Fee Related
Application number
GB8923262A
Other versions
GB2224402A (en
GB8923262D0 (en
Inventor
Nabil Kamal
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.)
GTE Control Devices Inc
Osram Sylvania Inc
Original Assignee
GTE Control Devices Inc
GTE Products 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
Priority to US25895688A priority Critical
Application filed by GTE Control Devices Inc, GTE Products Corp filed Critical GTE Control Devices Inc
Publication of GB8923262D0 publication Critical patent/GB8923262D0/en
Publication of GB2224402A publication Critical patent/GB2224402A/en
Application granted granted Critical
Publication of GB2224402B publication Critical patent/GB2224402B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M3/00Automatic or semi-automatic exchanges
    • H04M3/18Automatic or semi-automatic exchanges with means for reducing interference or noise; with means for reducing effects due to line faults with means for protecting lines
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/042Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage comprising means to limit the absorbed power or indicate damaged over-voltage protection device
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/044Physical layout, materials not provided for elsewhere
GB8923262A 1988-10-17 1989-10-16 Solid state station protector device Expired - Fee Related GB2224402B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US25895688A true 1988-10-17 1988-10-17

Publications (3)

Publication Number Publication Date
GB8923262D0 GB8923262D0 (en) 1989-12-06
GB2224402A GB2224402A (en) 1990-05-02
GB2224402B true GB2224402B (en) 1993-06-02

Family

ID=22982847

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8923262A Expired - Fee Related GB2224402B (en) 1988-10-17 1989-10-16 Solid state station protector device

Country Status (2)

Country Link
JP (1) JPH02168815A (en)
GB (1) GB2224402B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4402461A1 (en) * 1994-01-28 1995-08-03 Sel Alcatel Ag Protection circuit for a subscriber line circuit and subscriber line circuit with it
GB2378327A (en) * 2001-06-15 2003-02-05 Marconi Applied Technologies Electrical circuit protection system
DE10243113A1 (en) * 2002-09-17 2004-04-01 Epcos Ag Electrical assembly and its use

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2331708A1 (en) * 1973-06-22 1975-01-16 Gerd Rudi Willi Ebinger Overload protection circuit with PTC resistor in series with load - uses sharp step in resistor temperature resistance characteristics
GB2042833A (en) * 1978-12-06 1980-09-24 Sankosha Co Ltd Protective device for communication system
WO1981000934A1 (en) * 1979-09-26 1981-04-02 Western Electric Co Protector device for telecommunications circuits
US4275432A (en) * 1978-02-16 1981-06-23 Tii Corporation Thermal switch short circuiting device for arrester systems
US4329726A (en) * 1978-12-01 1982-05-11 Raychem Corporation Circuit protection devices comprising PTC elements
WO1982003733A1 (en) * 1981-04-16 1982-10-28 Coulmance Jean Pierre Subscriber telephone set provided with protection devices against overvoltages
GB2137032A (en) * 1983-03-18 1984-09-26 Reliance Electric Co Line protector for a communications circuit
US4586104A (en) * 1983-12-12 1986-04-29 Rit Research Corp. Passive overvoltage protection devices, especially for protection of computer equipment connected to data lines
GB2172453A (en) * 1985-03-11 1986-09-17 Dubilier Beswick Div Overvoltage protection arrangements
US4654743A (en) * 1984-01-05 1987-03-31 Illinois Tool Works Inc. Transient voltage protector
EP0217985A1 (en) * 1985-09-10 1987-04-15 Semitron Cricklade Limited Transient suppression system
US4729055A (en) * 1986-06-18 1988-03-01 Compagnie Industrielle De Tubes Et Lampes Electriques Citel Surge protection element for telephone lines, or data transmission lines or the like
EP0268947A1 (en) * 1986-11-17 1988-06-01 Alcatel Business Systems Protective device for the terminal equipment at a telephone subscriber's

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2331708A1 (en) * 1973-06-22 1975-01-16 Gerd Rudi Willi Ebinger Overload protection circuit with PTC resistor in series with load - uses sharp step in resistor temperature resistance characteristics
US4275432A (en) * 1978-02-16 1981-06-23 Tii Corporation Thermal switch short circuiting device for arrester systems
US4329726A (en) * 1978-12-01 1982-05-11 Raychem Corporation Circuit protection devices comprising PTC elements
GB2042833A (en) * 1978-12-06 1980-09-24 Sankosha Co Ltd Protective device for communication system
WO1981000934A1 (en) * 1979-09-26 1981-04-02 Western Electric Co Protector device for telecommunications circuits
WO1982003733A1 (en) * 1981-04-16 1982-10-28 Coulmance Jean Pierre Subscriber telephone set provided with protection devices against overvoltages
GB2137032A (en) * 1983-03-18 1984-09-26 Reliance Electric Co Line protector for a communications circuit
US4586104A (en) * 1983-12-12 1986-04-29 Rit Research Corp. Passive overvoltage protection devices, especially for protection of computer equipment connected to data lines
US4654743A (en) * 1984-01-05 1987-03-31 Illinois Tool Works Inc. Transient voltage protector
GB2172453A (en) * 1985-03-11 1986-09-17 Dubilier Beswick Div Overvoltage protection arrangements
EP0217985A1 (en) * 1985-09-10 1987-04-15 Semitron Cricklade Limited Transient suppression system
US4729055A (en) * 1986-06-18 1988-03-01 Compagnie Industrielle De Tubes Et Lampes Electriques Citel Surge protection element for telephone lines, or data transmission lines or the like
EP0268947A1 (en) * 1986-11-17 1988-06-01 Alcatel Business Systems Protective device for the terminal equipment at a telephone subscriber's

Also Published As

Publication number Publication date
GB8923262D0 (en) 1989-12-06
JPH02168815A (en) 1990-06-28
GB2224402A (en) 1990-05-02

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19941016