GB2224402B - Solid state station protector device - Google Patents
Solid state station protector deviceInfo
- 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
- protector device
- station protector
- state station
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/18—Automatic 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/042—Emergency 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/044—Physical layout, materials not provided for elsewhere
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25895688A | 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)
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)
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 |
-
1989
- 1989-10-16 JP JP26639689A patent/JPH02168815A/en active Pending
- 1989-10-16 GB GB8923262A patent/GB2224402B/en not_active Expired - Fee Related
Patent Citations (13)
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 |
---|---|
GB2224402A (en) | 1990-05-02 |
GB8923262D0 (en) | 1989-12-06 |
JPH02168815A (en) | 1990-06-28 |
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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 |