FI311174A - - Google Patents
Info
- Publication number
- FI311174A FI311174A FI3111/74A FI311174A FI311174A FI 311174 A FI311174 A FI 311174A FI 3111/74 A FI3111/74 A FI 3111/74A FI 311174 A FI311174 A FI 311174A FI 311174 A FI311174 A FI 311174A
- Authority
- FI
- Finland
Links
Classifications
-
- 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
- H01H85/44—Structural association with a spark-gap arrester
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T1/00—Details of spark gaps
- H01T1/14—Means structurally associated with spark gap for protecting it against overload or for disconnecting it in case of failure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/06—Mounting arrangements for a plurality of overvoltage arresters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/738—Interface circuits for coupling substations to external telephone lines
- H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults
- H04M1/745—Protection devices or circuits for voltages surges on the line
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Fuses (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00429871A US3849750A (en) | 1974-01-02 | 1974-01-02 | Line protector for a communication circuit |
| US42987174 | 1974-01-02 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI311174A true FI311174A (US20080094685A1-20080424-C00004.png) | 1975-07-03 |
| FI59684B FI59684B (fi) | 1981-05-29 |
| FI59684C FI59684C (fi) | 1981-09-10 |
Family
ID=23705060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI3111/74A FI59684C (fi) | 1974-01-02 | 1974-10-24 | Linjeskyddsanordning foer kommunikationsstroemkrets |
Country Status (14)
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3947730A (en) * | 1974-07-22 | 1976-03-30 | Porta Systems Corporation | Telephone line surge protecting device |
| FR2309061A1 (fr) * | 1975-04-25 | 1976-11-19 | Carpano & Pons | Bloc de raccordement pour tete de cable, et dispositifs de protection pour un tel bloc |
| US4004263A (en) * | 1975-06-09 | 1977-01-18 | Porta Systems Corporation | Protector module for telephone systems |
| US4004192A (en) * | 1975-08-28 | 1977-01-18 | Carney William V | Protector module for telephone systems |
| US4168515A (en) * | 1978-02-23 | 1979-09-18 | Reliable Electric Company | Line protector for a communications circuit |
| FR2428339A1 (fr) * | 1978-06-09 | 1980-01-04 | Carpano & Pons | Module de protection, pour blocs de raccordement |
| US4307430A (en) * | 1979-09-26 | 1981-12-22 | Bell Telephone Laboratories, Incorporated | Protector device for telecommunications circuits |
| JPS5693240A (en) * | 1979-12-27 | 1981-07-28 | Nippon Electric Co | Line protector |
| US4314302A (en) * | 1980-04-18 | 1982-02-02 | Reliable Electric Company | Communications circuit line protector and method of making the same |
| US4325100A (en) * | 1980-06-12 | 1982-04-13 | Reliable Electric Company | Line protector for a communications circuit |
| DE3131630C2 (de) * | 1981-08-10 | 1983-11-17 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zum Schutz von über Anschlußleitungen angeschalteten elektronischen Einrichtungen |
| US4583954A (en) * | 1982-05-28 | 1986-04-22 | At&T Technologies, Inc. | Methods of assembling electrical protective devices |
| DE3323687C2 (de) * | 1983-07-01 | 1986-12-18 | Krone Gmbh, 1000 Berlin | Überspannungsableitermagazin für Anschlußleisten der Fernmeldetechnik |
| US4594635A (en) * | 1984-08-23 | 1986-06-10 | Northern Telecom Limited | Overload protector for communication systems |
| US4710846A (en) * | 1985-09-16 | 1987-12-01 | American Telephone And Telegraph Company, At&T Bell Laboratories | Modular protector for telecommunications equipment |
| US4817270A (en) * | 1986-04-21 | 1989-04-04 | Northern Telecom Limited | Method of manufacturing a heat coil assembly for a protector unit |
| US4939619A (en) * | 1987-01-26 | 1990-07-03 | Northern Telecom Limited | Packaged solid-state surge protector |
| US4876621A (en) * | 1988-12-08 | 1989-10-24 | Reliance Comm/Tec Corporation | Line protector for a communications circuit |
| US4901188A (en) * | 1988-12-30 | 1990-02-13 | Reliance Comm/Tec Corporation | Line protector with spring |
| US4958253A (en) * | 1989-10-25 | 1990-09-18 | Reliance Comm/Tec Corporation | Line protector for a communications circuit |
| US5195015A (en) * | 1991-03-07 | 1993-03-16 | Reliance Comm/Tec Corporation | Line protector for a communications circuit |
| US5241446A (en) * | 1991-11-22 | 1993-08-31 | Northern Telecom Limited | Overvoltage protector unit for well constructions |
| US5523916A (en) * | 1994-06-03 | 1996-06-04 | Reliance Comm/Tec Corporation | Surge arrester with thermal overload protection |
| KR0126541Y1 (ko) * | 1994-07-05 | 1998-10-15 | 정기호 | 접지기능을 갖는 스냅형 과전류 자동 보호장치 |
| US5751533A (en) * | 1996-02-01 | 1998-05-12 | Reltec Corporation | Cup and diode assembly for overvoltage protectors and communications lines |
| US5910877A (en) * | 1997-11-17 | 1999-06-08 | Reltec Corporation | Line protector for a communication circuit |
| DE19936869C1 (de) | 1999-08-05 | 2001-03-08 | Spinner Gmbh Elektrotech | Koaxialer Überspannungsableiter |
| CN101546911B (zh) * | 2009-04-30 | 2011-08-03 | 深圳科安达电子科技股份有限公司 | 一种多用途防雷模块 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2481298A (en) * | 1944-07-19 | 1949-09-06 | Electric Service Mfg Company | Electrical disconnector |
| US3281625A (en) * | 1964-08-31 | 1966-10-25 | Alfred J Roach | Over-voltage protection techniques |
| US3543207A (en) * | 1968-12-04 | 1970-11-24 | Joslyn Mfg & Supply Co | Surge protector assembly |
-
1974
- 1974-01-02 US US00429871A patent/US3849750A/en not_active Expired - Lifetime
- 1974-08-16 SE SE7410453A patent/SE391067B/xx unknown
- 1974-08-16 CA CA207,179A patent/CA1029084A/en not_active Expired
- 1974-08-21 GB GB3668874A patent/GB1458738A/en not_active Expired
- 1974-08-23 NL NL7411223A patent/NL7411223A/xx not_active Application Discontinuation
- 1974-08-30 BE BE148087A patent/BE819400A/xx not_active IP Right Cessation
- 1974-09-04 AR AR255453A patent/AR202574A1/es active
- 1974-09-17 JP JP49106144A patent/JPS5099610A/ja active Pending
- 1974-09-17 IT IT53062/74A patent/IT1035542B/it active
- 1974-09-19 ES ES430205A patent/ES430205A1/es not_active Expired
- 1974-10-01 FR FR7433111A patent/FR2256525B3/fr not_active Expired
- 1974-10-10 BR BR8460/74A patent/BR7408460A/pt unknown
- 1974-10-24 FI FI3111/74A patent/FI59684C/fi active
- 1974-11-08 DE DE19742453056 patent/DE2453056A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| IT1035542B (it) | 1979-10-20 |
| ES430205A1 (es) | 1976-10-16 |
| FR2256525B3 (US20080094685A1-20080424-C00004.png) | 1977-07-08 |
| FI59684C (fi) | 1981-09-10 |
| GB1458738A (en) | 1976-12-15 |
| AR202574A1 (es) | 1975-06-24 |
| BE819400A (fr) | 1974-12-16 |
| SE391067B (sv) | 1977-01-31 |
| AU7571874A (en) | 1976-05-27 |
| DE2453056A1 (de) | 1975-07-10 |
| JPS5099610A (US20080094685A1-20080424-C00004.png) | 1975-08-07 |
| BR7408460A (pt) | 1976-04-27 |
| NL7411223A (nl) | 1975-07-04 |
| CA1029084A (en) | 1978-04-04 |
| FI59684B (fi) | 1981-05-29 |
| SE7410453L (US20080094685A1-20080424-C00004.png) | 1975-07-03 |
| FR2256525A1 (US20080094685A1-20080424-C00004.png) | 1975-07-25 |
| US3849750A (en) | 1974-11-19 |
