| Patents for H01T 1 - Details of spark gaps (2,199) |
|---|
| 03/07/1995 | CA2130303A1 Surge arrester |
| 02/28/1995 | CA2066048C Solid state telephone protector module |
| 02/21/1995 | US5391961 Gas-filled discharge tube |
| 02/07/1995 | US5388023 Gas-disccharge overvoltage arrester |
| 02/02/1995 | WO1995003643A1 Arc containing device |
| 02/02/1995 | EP0648372A4 Surge arrestor fail safe thermal overload mechanism. |
| 02/02/1995 | CA2167604A1 Arc containing device |
| 01/25/1995 | EP0635919A2 Overvoltage protection element |
| 01/25/1995 | EP0635918A2 Discharge device and ignition system with series gap using discharge device |
| 01/25/1995 | CN1097903A Overvoltage protecting unit |
| 01/24/1995 | US5384679 Solid state surge protectors |
| 01/17/1995 | US5383085 Assembly for the discharge of electric overvoltages |
| 01/03/1995 | US5379177 Transient voltage surge suppressor with I2 R/I2 T overcurrent protection switch |
| 12/27/1994 | US5377067 Junction box with protection function to protect from overvoltage and overcurrent |
| 12/27/1994 | CA1333724C Safety device for communication equipment |
| 12/21/1994 | EP0630030A1 Tank-type arrester |
| 12/20/1994 | US5375030 Surge protection device and system |
| 12/13/1994 | US5373414 Surge absorber |
| 12/13/1994 | US5373413 Surge arrester having solid state switch |
| 12/13/1994 | US5373242 Device for detecting and for indicating fault current through a lightning arrestor or an insulator |
| 12/08/1994 | WO1994028607A1 Gas-filled overvoltage diverter |
| 12/08/1994 | DE4402615A1 Transient overvoltages protection element for supply network |
| 12/06/1994 | US5371648 Plug-in protection module for a module for rapid interconnection of telephone lines |
| 11/16/1994 | CN1095197A Surge absorber and producing means |
| 11/16/1994 | CN1095196A 涡流高压磁耦合开关 Eddy magnetic coupling high pressure switch |
| 11/08/1994 | US5363266 Electrical surge arrester |
| 10/27/1994 | DE4318366A1 Gas-discharge overvoltage suppressor |
| 10/26/1994 | EP0621733A1 Pluggable protection module for module for fast interconnection of telephone lines |
| 10/25/1994 | US5359316 Zinc oxide type arrester |
| 10/12/1994 | CN1026198C Double needle pointer type electromagnetic counting device |
| 10/04/1994 | US5352953 Gas-filled discharge tube |
| 09/29/1994 | WO1994022191A1 Surge arrester with short-circuit device |
| 09/20/1994 | CA1332075C Lightning protection apparatus |
| 09/15/1994 | WO1994021014A1 Arc detection in neon lighting systems |
| 09/14/1994 | EP0615324A1 Method and device for obtaining an electric discharge |
| 09/07/1994 | CN1091835A Lightning arrester leakance detecting and action recorder |
| 09/01/1994 | WO1994019848A1 Overvoltage diverter |
| 08/30/1994 | CA1331783C Surge absorber |
| 08/30/1994 | CA1331781C Lightening arrestor insulator and method of producing the same |
| 08/23/1994 | US5341271 Surge arrester fault indicator |
| 08/11/1994 | DE4401280A1 Discharge vessel |
| 08/09/1994 | US5337035 Discharge tube |
| 08/09/1994 | US5336970 Eliminates need for conditioning electrode prior to use |
| 07/19/1994 | CA1330826C Surge suppresor with insulating meltable wall and leaf springs for overcurrent shorting |
| 07/19/1994 | CA1330825C Line protector with spring |
| 07/07/1994 | DE4244051A1 Overvoltage protection element for telecommunication circuits |
| 06/30/1994 | DE4333441A1 Discharge vessel for voltage controller |
| 06/29/1994 | EP0603428A1 Gas-filled overvoltage arrester |
| 06/28/1994 | US5325087 Electrical protection apparatus |
| 06/23/1994 | WO1994014216A1 Overvoltage protecting device |
| 06/23/1994 | CA2151825A1 Overvoltage protecting device |
| 06/15/1994 | EP0600874A1 Circuit arrangement |
| 06/08/1994 | EP0600222A1 Lightning-current withstand device with at least two series-connected surge gaps |
| 06/01/1994 | CN2167455Y Metal oxide arrester spark gap |
| 05/17/1994 | US5313183 Gas-tube arrester |
| 05/11/1994 | WO1994010730A1 Arrangement with several surge arresters |
| 05/10/1994 | US5311393 Transient voltage surge suppressor with I2 R/I2 T overcurrent protection switch |
| 05/10/1994 | US5311164 Surge absorber |
| 05/05/1994 | DE4237284A1 Anordnung mit mehreren Überspannungsableitern Arrangement with several surge arresters |
| 05/04/1994 | EP0595376A2 Fail-safe surge arrester |
| 05/03/1994 | US5309313 Fault gas seal for a polymer surge arrester |
| 04/20/1994 | CN2162726Y Electron no-residul-pressure discharge recording apparatus |
| 04/20/1994 | CN1085691A Gas tube vent-safe device |
| 04/14/1994 | DE4334101A1 Overvoltage limiter with fault indicator visible through window - causes green aspect to be superseded by red aspect consequent on movement of strip displaced by rupture of fusible element |
| 04/13/1994 | EP0592295A1 Three-pole protection module with short-circuit fuse |
| 03/31/1994 | DE4331215A1 Electrical overvoltage diverter module - uses metal oxide varistor as voltage limiting device in parallel with overvoltage diverter |
| 03/29/1994 | US5299088 Protective circuit and protective plug for telecommunication installations |
| 03/29/1994 | CA2106898A1 Assembly for the discharge of electric overvoltages |
| 03/23/1994 | EP0406099B1 Alternating current power line insulator with a protective spark arrester |
| 03/01/1994 | US5291366 Surge voltage arrester |
| 03/01/1994 | CA2019604C Gas-filled discharge tube |
| 02/23/1994 | CN1082757A Surge arrester arrangement |
| 02/17/1994 | WO1994003949A1 Electrode arrangement for gas discharge switches and material for use therein |
| 02/16/1994 | EP0582779A1 Safety plug for connecting or disconnecting rails for telecommunication or data technology |
| 02/16/1994 | CN1082256A Surge arrestor fail safe thermal overload mechanism |
| 02/10/1994 | DE4226077A1 Electrode material for gas discharge switch - contains insol. non-oxidic emission active component esp. refractory metal carbide |
| 01/25/1994 | US5282109 Back-up air gaps |
| 01/12/1994 | CN1080754A Double-pointer electromagnetic counter |
| 01/06/1994 | WO1994000864A1 Surge arrestor fail safe thermal overload mechanism |
| 01/06/1994 | WO1994000856A1 Gas tube vent-safe device |
| 01/06/1994 | CA2139329A1 Gas tube vent-safe device |
| 01/06/1994 | CA2139327A1 Surge arrestor fail safe thermal overload mechanism |
| 01/05/1994 | EP0576983A1 Surge arrester arrangement |
| 01/05/1994 | EP0419386B1 Arrester device with visible fault-indicator |
| 01/05/1994 | CN2152327Y Over-voltage protector |
| 12/23/1993 | WO1993026017A1 Electrical surge arrester |
| 12/23/1993 | CA2137657A1 Electrical surge arrester |
| 12/15/1993 | EP0573515A1 Heavily alloyed refractory alloy electrode and pressure wave generating device using said electrode |
| 12/14/1993 | CA2046581C Discharge tube for series gap ignition apparatus |
| 11/18/1993 | DE4215994A1 Encapsulated spark gap - has concentric basin-shaped electrodes with bases separated by heat-resistant mica and sides by insulating glass |
| 10/28/1993 | DE4313619A1 Gas discharge tube for stable discharge - has sealed discharge chamber formed by cover bonded to cylindrical body with electrodes enclosed by inner wall surfaces of body and cover to protect from external electric fields. |
| 10/14/1993 | DE4309610A1 Gas filled discharge vessel - has pair of discharge electrode hermetically mounted one at each end of cylindrical gas filled component |
| 10/13/1993 | CN1077305A Surge arrester arrangement |
| 10/06/1993 | EP0564334A1 Device for detecting and indicating a fault current in an arrester or insulator |
| 09/28/1993 | US5248953 Thermal overload protection device for electronic components |
| 09/15/1993 | EP0278585B1 Packaged solid state surge protector |
| 09/07/1993 | US5243257 Surge voltage protector |
| 09/02/1993 | WO1993017444A1 Surge arrester arrangement |
| 08/31/1993 | US5241446 Overvoltage protector unit for well constructions |
| 08/28/1993 | WO1993017475A1 Sealing electrode and surge absorber using such electrodes |