Patent information:
| Patent: | Utility 1,811,530 |
| Patented: | June 23, 1931 |
| Applied: | October 20, 1921 |
| Title: | Insulating Device |
| Description: | Ribbed suspension insulator with deep hollow interior to receive linkage hardware to connect the next insulator |
| Category: | Suspension |
| Assigned to: | Westinghouse Electric & Mfg. Co. |
Patentee Information:
| BAUM, Frank G. | San Francisco, CA |
Class and subclass information:
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 182 | INSULATORS; With terminal elements; Plural; Cap and pin; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 150 | INSULATORS; Multiple insulator assemblies; Strings and stacks; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 184 | INSULATORS; With terminal elements; Plural; Overlapping; Interlinking; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 196 | INSULATORS; With terminal elements; Pin type; Plastic material adhered; |
| Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
| Subclass: | 211 | INSULATORS; With moisture or dirt removing or shedding; |
Known specimens:
| None known |
Drawings:
Page 1 |