Patents for H01T 1 - Details of spark gaps (2,199)
02/1986
02/10/1986CN85100581A Arrester capable of blocking the carrier wave
02/04/1986CA1200281A1 Power converter
01/1986
01/28/1986US4566401 Dynamic current interruption-type indicators and method therefor
01/14/1986CA1199364A1 Electrical protective devices and methods of assembling
01/07/1986US4563608 Gas flow stabilized megavolt spark gap for repetitive pulses
12/1985
12/10/1985US4558390 Simultaneous breakdown during power surge
11/1985
11/12/1985US4553063 Electrical discharge electrode and method of production thereof
11/12/1985CA1196678A1 Surge arrester with a bypass gap
10/1985
10/30/1985EP0159557A2 Overvoltage arrester with a separating device and blinking signalisation
10/29/1985US4550273 Eight electrode optical readout gap
08/1985
08/27/1985US4538202 For protecting an apparatus against destructive overvoltages
08/27/1985US4538201 Surge protector
08/27/1985US4538088 Spark gap device
08/13/1985US4535379 Telephone protector module with auxiliary fusible element
07/1985
07/10/1985EP0038621B1 Communications circuit line protector and method of making the same
07/02/1985US4527215 Valve type voltage arrester device
07/02/1985CA1189900A1 Gas discharge surge voltage arrester and production method
06/1985
06/26/1985EP0146207A2 Improvements in electrical components
06/20/1985WO1985002723A1 Balanced dual-gap protector
06/18/1985CA1189137A1 Gas-discharge overvoltage arrester with concentrically surrounding socket
06/11/1985CA1188651A1 Electrode coating process
05/1985
05/15/1985EP0141239A1 Zinc Oxide lightning protector
05/08/1985EP0140209A1 Tapped transformer with a non solidly earthened neutral point
05/08/1985EP0044894B1 Surge voltage arrester with ventsafe feature
04/1985
04/24/1985EP0138082A1 Gas-discharge arrester and fabrication method
04/16/1985US4511957 Power converter
03/1985
03/20/1985EP0134718A2 Electrical components incorporating a temperature responsive device
03/12/1985CA1183802A1 Process for improving electrode coatings
03/05/1985US4503414 Current interrupting lightning arrester isolator
02/1985
02/26/1985US4502089 Lightning arrester
02/26/1985US4502088 Line protector for a communications circuit
02/26/1985US4502087 Surge voltage arrester assembly
02/19/1985CA1182858A1 Gas discharge overvoltage arrester with parallel- connected spark gap protector
01/1985
01/22/1985US4495539 Excess voltage arresters
01/22/1985CA1181475A1 Fail safe surge arrester
01/09/1985EP0130403A1 Arrester holder to be inserted into connector rails per tele-communication
01/08/1985US4493006 Gas discharge overvoltage arrester with parallel-connected spark gap
01/08/1985US4493005 Overload by-pass conductor with an external short circuit path
01/08/1985US4493004 Surge arrester with a gas-filled housing
01/08/1985US4493003 Surge arrester assembly
01/01/1985US4491893 Gas filled surge arrester
12/1984
12/27/1984EP0129077A1 Lightning arrester
12/25/1984US4490650 Gas mixture for diffuse-discharge switch
12/04/1984US4486805 Lightning arrester with improved spark gap structure
11/1984
11/06/1984CA1177529A1 Gas-discharge overvoltage arrestor
10/1984
10/16/1984US4477857 Printed circuit fuse
10/02/1984US4475055 Spark gap device for precise switching
09/1984
09/18/1984US4472754 Surge arrester with a bypass gap
09/11/1984US4471402 Disconnector for surge arrester
08/1984
08/21/1984US4467387 Combination strut insulator and lightning arrester
08/14/1984US4466043 Gas discharge surge voltage arrester and production method
08/14/1984CA1172688A1 Gas tube overvoltage protector with back-up gap
07/1984
07/31/1984US4463405 Fail safe surge arrester
07/31/1984US4463403 Plug type gas tube replacement module
07/10/1984CA1170724A1 Medical apparatus for treatment of cellular bodies
07/03/1984US4458288 Electrical protective devices
05/1984
05/15/1984US4449156 Telephone central office gas tube replacement protector
05/09/1984EP0107762A1 Failsafe overvoltage protector
05/08/1984US4447848 Telephone surge protector and housings therefor
03/1984
03/21/1984EP0103454A1 Lightning arrester insulator
02/1984
02/28/1984US4434449 Protector unit for telecommunications circuits
02/21/1984US4433354 Gas-discharge surge arrester
02/14/1984CA1162231A1 Overvoltage protector for telephone lines
02/01/1984EP0099522A2 Spark gap with a gas-filled housing
01/1984
01/25/1984EP0099093A2 Overvoltage limiter
12/1983
12/20/1983US4422121 Line protector for a communications circuit
12/13/1983US4420792 Plug-in connector with arresters for separating blocks
12/07/1983EP0095539A1 Line protector for a communications circuit
12/06/1983CA1158299A1 Arrester with spark gap
12/06/1983CA1158298A1 Valve arrester
11/1983
11/29/1983CA1157908A1 Valve type voltage arrester device
11/02/1983EP0092737A1 Lightning arrester
11/01/1983CA1156305A1 Arrester with spark gap
10/1983
10/18/1983US4410831 Overvoltage protecting element
10/04/1983US4407849 Process for improving electrode coatings
09/1983
09/20/1983US4405967 Gas tube overvoltage protector with back-up gap
09/20/1983CA1154079A1 Surge-arrester with air-spark-gap connected in parallel
09/13/1983US4404614 Surge arrester having a non-fragmenting outer housing
09/13/1983US4404234 Electrode coating process
09/07/1983EP0087820A1 Surge arrester with a gas-filled housing
08/1983
08/30/1983US4402031 Gas tube protector module
08/23/1983CA1152557A1 Surge voltage arrester with ventsafe feature
08/02/1983US4396970 Overvoltage surge arrester with predetermined creepage path
07/1983
07/19/1983US4394704 Surge arrester assembly
07/12/1983US4393433 Overvoltage protector for telephone lines
06/1983
06/21/1983US4389693 Lightning arrester
06/21/1983CA1148605A1 Communications circuit line protector and method of making the same
06/21/1983CA1148604A1 Line protector for a communications circuit
04/1983
04/12/1983US4380036 Clip-on protector
04/12/1983CA1144596A1 Lightning arrester device for power transmission line
03/1983
03/01/1983CA1142218A1 Line protector for a communications circuit
02/1983
02/09/1983EP0071277A1 Surge arrester with a bypass gap
02/01/1983US4371911 Excess voltage arresters
01/1983
01/25/1983CA1140207A1 Power spark gap high current conduction
01/18/1983CA1139830A1 Protector module base assembly with an external spark gap
01/04/1983CA1138925A1 Surge arrester assemblies
12/1982
12/28/1982US4366523 Arrester with spark gap
12/28/1982US4366412 Surge arrester with parallel-connected improved spark gap structure
12/14/1982CA1137543A1 Line protector for a communication circuit
12/14/1982CA1137541A1 Surge voltage arrestor with ventsafe feature
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