Patents for H01H 69 - Apparatus or processes for the manufacture of emergency protective devices (1,560) |
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06/09/1981 | US4272751 High-voltage fuse link and method of manufacturing same |
04/07/1981 | CA1098940A1 Ferrule for high voltage fuse and method of fabricating thereof |
01/27/1981 | CA1094618A1 Fuse with housing end caps secured by magnetic pulse forming |
01/20/1981 | US4246563 Electric safety fuse |
12/10/1980 | EP0020010A1 A capped resilient electrical housing and arrester comprising such a housing |
10/21/1980 | US4229403 Method of assembling a fault limiter by molding a rigid housing about a non-rigid subassembly |
10/14/1980 | US4228417 Electric fuse and method of manufacturing the same |
10/07/1980 | CA1087227A1 Method of attaching tubular members in a high voltage fuse |
09/23/1980 | US4224592 Miniature plug-in fuse assembly and method of manufacture |
08/26/1980 | CA1084591A1 Ground fault circuit interrupter testing apparatus |
06/24/1980 | US4208787 Epoxy resin seals |
06/03/1980 | US4205431 Method and apparatus for making a cylindrical end-capped fuse |
05/20/1980 | US4204183 Tapered strap element for an electrical fuse |
05/20/1980 | US4203200 Method and apparatus for making an encapsulated plug-in blade fuse |
04/22/1980 | US4198744 Process for fabrication of fuse and interconnects |
03/19/1980 | EP0008990A1 Low voltage multi-pole circuit breaker provided with a device for setting the bar |
03/11/1980 | US4192534 High voltage fuse having attached tubular members |
02/19/1980 | US4189696 Electric fuse-links and method of making them |
01/29/1980 | CA1070738A1 Cartridge type fuse and fusible element therefor |
10/16/1979 | CA1064556A1 High voltage fuse with outer, heat-shrinkable, leakage-path-increasing sleeve |
06/26/1979 | US4159185 Ferrule for high voltage fuse and method of fabrication thereof |
06/19/1979 | US4158830 Fitting for a circuit-interrupting device |
05/08/1979 | US4153892 Fusible element and process of manufacturing said element |
05/08/1979 | CA1054195A1 Electric fuse having a multiply casing of synthetic resin glass cloth laminate |
03/13/1979 | CA1050592A1 Miniature plug-in fuse and method of making same |
02/20/1979 | US4140988 Electric fuse for small current intensities |
12/26/1978 | US4131869 Plug-in fuse assembly construction |
11/14/1978 | CA1042189A1 Method for assembling and calibrating an electric circuit breaker |
09/26/1978 | US4117441 Current limiting fuse construction and method |
08/29/1978 | CA1037342A1 Fusible links and process for producing same |
07/25/1978 | US4102482 Process for producing fusible links |
07/11/1978 | US4099322 Method for making plug-in fuse assemblies |
07/11/1978 | US4099321 Method of making a miniature plug-in fuse |
07/11/1978 | US4099320 Method of making a miniature plug-in fuse |
06/13/1978 | US4095207 Thermal fuse |
05/23/1978 | US4090292 Method of making thermal fuse |
04/04/1978 | US4081897 Method of making an electric switch |
02/28/1978 | US4075755 High voltage fuse and method of attaching tubular members therein |
02/14/1978 | US4074219 Mounting means for a circuit breaker |
01/17/1978 | US4068370 Mounting means for a circuit breaker and method of making the same |
01/10/1978 | US4067103 Method of making a plug-in fuse |
01/03/1978 | US4065849 Process of manufacturing electric fuse |
12/13/1977 | US4063208 Fuse housing end caps secured by magnetic pulse forming |
11/08/1977 | US4056884 Method of making a miniature plug-in fuse |
10/25/1977 | US4055829 Fusible links and process for producing same |
08/23/1977 | US4044326 Hermetic seal between telescoping cylinders of a fuse housing |
08/09/1977 | US4041525 Electric fuse and process of manufacturing the same |
07/26/1977 | US4037318 Method of making fuses |
06/07/1977 | US4028656 High voltage fuse with outer heat-shrinkable sleeve |
05/17/1977 | US4023265 Method of making a miniature plug-in fuse |
05/17/1977 | US4023264 Method of making miniature plug-in fuses of different fuse ratings |
02/15/1977 | US4008451 High-voltage fuse and process of manufacturing the same |
01/18/1977 | US4003129 Method of making current limiting fuse having a filter disposed in one end cap |
01/04/1977 | US4001748 Electric fuse having helically wound fusible element and process for manufacturing the fuse |
09/07/1976 | US3979709 Electric fuse having a multiply casing of a synthetic - resin glass-cloth laminate |
07/06/1976 | US3968468 Electrical switch and method of calibrating |
06/29/1976 | US3967228 Electric current limiting fuse having a filter disposed in one end cap |
06/15/1976 | US3962782 Method of making a miniature plug-in fuse |
06/01/1976 | US3959875 Method and fixture for manufacturing fuses having helically wound fusible elements |
04/27/1976 | US3953812 Electric circuit breaker |