| Patents for H01T 4 - Overvoltage arresters using spark gaps (2,976) |
|---|
| 05/31/1994 | US5317474 Module for telephone line conductor pair having single protector unit |
| 05/31/1994 | US5317473 Surge arrester assembly |
| 05/31/1994 | US5317469 Arrangement of an over-voltage protection circuit |
| 05/17/1994 | US5313183 Gas-tube arrester |
| 05/11/1994 | WO1994010730A1 Arrangement with several surge arresters |
| 05/10/1994 | US5311164 Surge absorber |
| 05/05/1994 | DE4237284A1 Anordnung mit mehreren Überspannungsableitern Arrangement with several surge arresters |
| 04/28/1994 | DE4236538A1 Encapsulated spark gap for overvoltage discharge - has two electrodes with collar-shaped edges forming dish shape, and glass insulator welded to collar edge |
| 04/27/1994 | EP0436529B1 Gas discharge surge absorber |
| 04/26/1994 | US5307231 Weatherproof station protection modules |
| 04/23/1994 | CA2108828A1 Encapsulated spark gap and method of manufacturing |
| 03/31/1994 | DE4331215A1 Electrical overvoltage diverter module - uses metal oxide varistor as voltage limiting device in parallel with overvoltage diverter |
| 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 |
| 03/22/1994 | US5296998 Lightning arrester for under-oil applications |
| 02/22/1994 | US5289335 Surge protector of non-inductive resistor connected in series with zinc oxide arrester which is also connected in parallel with spark gap, durability |
| 02/16/1994 | EP0582779A1 Safety plug for connecting or disconnecting rails for telecommunication or data technology |
| 01/25/1994 | US5281768 Suspension-type line arrester |
| 01/13/1994 | DE4222378A1 Lightning overload voltage protector for aerial systems - has coupling unit with metal housing coupled to aerial wire via gas filled overload voltage capsule |
| 01/11/1994 | US5278720 Printed circuit-mounted surge suppressor matched to characteristic impedance of high frequency transmission line |
| 12/31/1993 | CA2098365A1 Surge arrester with spring clip assembly |
| 12/29/1993 | CN2151554Y Plate gap lightening arrester |
| 12/21/1993 | US5272594 Telephone line overvoltage protection device having aligned, bent terminals supporting a circuit board |
| 12/21/1993 | US5272280 Overvoltage protector assembly |
| 11/30/1993 | CA2095161A1 Spark gap device |
| 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 |
| 09/07/1993 | US5243257 Surge voltage protector |
| 08/31/1993 | US5241446 Overvoltage protector unit for well constructions |
| 08/28/1993 | WO1993017475A1 Sealing electrode and surge absorber using such electrodes |
| 08/28/1993 | CA2107679A1 Sealing electrode and surge absorber using such electrodes |
| 08/10/1993 | US5235247 Discharge tube with activation layer |
| 07/29/1993 | DE4141682A1 Overvoltage protection device e.g. for electronic measurement and control circuits - has circular or elliptical electrode eccentrically located inside another with plastic web in spark-gap |
| 07/29/1993 | DE4141681A1 Overvoltage protection device e.g. for telecommunication equipment - has plastic web projecting into spark-gap between two vertical electrodes which releases electronegative gas when arc strikes |
| 07/13/1993 | US5227947 Arrester assembly with sealed back-up air gap |
| 07/06/1993 | US5224881 Connection strip having semi-integrated protectors |
| 06/29/1993 | US5224013 Miniature station protector modules |
| 06/29/1993 | US5224012 Solid state station protectors |
| 06/24/1993 | DE4236584A1 Overload voltage protector e.g. for use with control and instrumentation equipment - has modular structure with overload elements in housing interconnected by bridging strips. |
| 06/23/1993 | EP0547586A2 Discharge tube |
| 06/23/1993 | EP0547532A1 Disposition of BCU-unit and means for a separable connection to a BUS-line |
| 06/19/1993 | CA2085571A1 Discharge tube |
| 06/09/1993 | CN1073034A electric surge discharger |
| 06/09/1993 | CN1021173C CRT socket |
| 06/01/1993 | US5215478 Spark gap device |
| 05/25/1993 | US5213298 Mounting bracket assembly |
| 05/18/1993 | US5210937 Method of forming a telephone line overvoltage protection device |
| 05/05/1993 | CN1020527C Flash barrier operating through wire insulator |
| 04/21/1993 | EP0537486A2 Surge arrester assembly |
| 04/07/1993 | CN2129446Y Metal oxide arrester with automatic detaching device |
| 04/07/1993 | CN2129233Y Zinc oxide spark gap for use in pillar of electrification rail contacting net |
| 04/06/1993 | US5200875 Protection structure for a surge absorber |
| 03/30/1993 | US5198791 Surge absorber |
| 03/17/1993 | CN2128416Y Solid-state discharge tube |
| 02/16/1993 | US5187634 Fail-safe protector |
| 02/02/1993 | US5184273 Microgap type surge absorber |
| 02/02/1993 | US5184270 Internal arc gap for secondary side surge protection and dissipation of a generated arc |
| 01/19/1993 | CA1312913C Gas discharge over-voltage arrestor having a line of ignition |
| 01/07/1993 | EP0521013A1 Electrical protection apparatus. |
| 12/29/1992 | US5175662 Device including an MTU and protector |
| 12/15/1992 | US5172297 Lightning arrestor |
| 12/15/1992 | US5172295 Voltage limiter arrangement with receiving member for connection to a surge arrester magazine |
| 12/01/1992 | US5167538 Contact component |
| 10/22/1992 | DE4203041A1 Surge protector for HV electrical distribution system |
| 10/22/1992 | DE4110073A1 Surge protector for HV electrical distribution system |
| 10/14/1992 | EP0508647A2 Arrestor unit |
| 10/13/1992 | US5154639 Protective plug for a distributor strip utilized in telecommunications systems |
| 09/30/1992 | EP0506393A2 Arrester |
| 09/15/1992 | US5147501 Electronic devices |
| 09/01/1992 | US5144510 Line protector for a communications circuit |
| 08/25/1992 | US5142434 Overvoltage arrester with air gap |
| 08/25/1992 | US5142194 Spark gap component of particular spacing mounted within a shield |
| 08/20/1992 | DE4114947C1 Protective plug for coupling to distributor contact module - has two differently shaped contact faces for contact spring of spring pair |
| 08/12/1992 | EP0498151A1 Terminal block with semi-integrated protections |
| 08/12/1992 | CN1017850B Protected plug for conector block or breaker block |
| 07/22/1992 | EP0495102A1 Surge-absorbing element for protection against overvoltage and overcurrent |
| 07/14/1992 | US5130880 Internal arc gap for secondary side surge protection |
| 07/01/1992 | CN1062434A Surge suppression in electric apparatus |
| 06/27/1992 | CA2047287A1 Mounting bracket assembly |
| 06/03/1992 | EP0488695A2 Surge suppression in electric apparatus |
| 05/20/1992 | CN1061304A Lightning protection method of ground cable unattended repeater |
| 04/29/1992 | EP0482542A1 Overvoltage arrester |
| 04/29/1992 | CN1060743A Double blowout lightning arrester |
| 04/29/1992 | CN1016478B Gas lightning arrester contg. mineral addition agent |
| 04/26/1992 | CA2054121A1 Surge voltage protector |
| 04/07/1992 | US5103135 Gas-discharge surge arrester |
| 04/01/1992 | EP0477664A1 Protector plug for distributor board of telephonic equipments, in particular for private branch exchanges |
| 04/01/1992 | EP0477663A1 Contact element |
| 03/31/1992 | US5101317 Overload protector for telecommunications systems |
| 03/24/1992 | CA1297939C Surge arrestor stack with compression inducing members |
| 02/26/1992 | EP0471948A2 Transient protection circuit |
| 02/25/1992 | CA1296382C Metal-encapsulated gas-insulated high-voltage installation with an overvoltage arrester |
| 02/08/1992 | WO1992002978A1 Surge-absorbing element for protection against overvoltage and overcurrent |
| 02/08/1992 | CA2067202A1 Surge absorbing component to protect from overvoltage and overcurrent |
| 01/22/1992 | CN2094130U Coaxial arrester |
| 01/22/1992 | CN2094129U Arrester for electric transmission line |
| 01/21/1992 | US5083233 Surge protection assembly for insulating flanges |
| 01/21/1992 | CA1294667C Overload protector module and building entry protector for telecommunications systems |
| 01/01/1992 | CN2092135U Communication security device using thermistor with positive temp coefficient |