Patent information:
Patent: | Utility 1,685,833 |
Patented: | October 2, 1928 |
Applied: | July 29, 1922 |
Title: | Process of Manufacturing Insulator Pins |
Description: | Manufacturing method to make steel pins for wooden crossarms |
Category: | Manufacturing |
Assigned to: | The Ohio Brass Co. |
Patentee Information:
Class and subclass information:
Class: | 29 | METAL WORKING |
Subclass: | 887 | METHOD OF MECHANICAL MANUFACTURE; Electrical device making; Insulator making; |
Class: | 29 | METAL WORKING |
Subclass: | 511 | METHOD OF MECHANICAL MANUFACTURE; Assembling or joining; Joining by deforming; Overedge assembling of seated part; By necking in cup or tube wall; At cup or tube end; |
Class: | 29 | METAL WORKING |
Subclass: | 520 | METHOD OF MECHANICAL MANUFACTURE; Assembling or joining; Joining by deforming; Inward deformation of aperture or hollow body wall; By axially applying force; |
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 165 | INSULATORS; With insulator-supporting or attaching means; Support penetrating; Penetrating element socketed in insulator; |
Known specimens:
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Drawings:
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