Patent information:
| Patent: | Utility 2,392,342 |
| Patented: | January 8, 1946 |
| Applied: | January 18, 1943 |
| Title: | Combined Spark Gap and Insulator |
| Description: | CD 186, CD 186.1, CD 186.2; Transparent glass insulator with spark gap within the insulator for signal circuits |
| Category: | Spark Gap |
| Assigned to: | Line Material Co. |
Patentee Information:
| STEINMAYER, Alwin G. | Milwaukee, WI |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 140R | INSULATORS; Combined; With conductive arcing or stress distributing means; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 243 | WITH SUPPORT AND/OR SPACING STRUCTURE FOR ELECTRODE AND/OR SHIELD; For plural electrodes of discharge device; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 326 | ELECTRODE AND SHIELD STRUCTURES; |
| Class: | 313 | ELECTRIC LAMP AND DISCHARGE DEVICES |
| Subclass: | 335 | ELECTRODE AND SHIELD STRUCTURES; With lead wire or connector; Rod electrode or shield; |
| Class: | 361 | ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES |
| Subclass: | 132 | SAFETY AND PROTECTION OF SYSTEMS AND DEVICES; High voltage dissipation (e.g., lightning arrester); Combined (e.g., with disconnect switch); With line supporting insulator; |
Known specimens:
| Number: | CD 186 |
| Number: | CD 186.1 |
| Number: | CD 186.2 |
Drawings:
Page 1 |