Patent information:

Patent:Utility 1,807,878
Patented:June 2, 1931
Applied:February 16, 1927
Title:Insulator Supporting Post
Description:Steel pin with sheet metal threads
Category:Pin
Assigned to: 

Patentee Information:

SEYLER, Carl P. Pittsburgh, PA

Class and subclass information:

Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:204INSULATORS With terminal elements Pin type Screw or bayonet type Sheet material thread;
Class:29METAL WORKING
Subclass:887METHOD OF MECHANICAL MANUFACTURE Electrical device making Insulator making;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:165INSULATORS With insulator-supporting or attaching means Support penetrating Penetrating element socketed in insulator;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1

Drawing page 2

Page 2