Patent information:

Patent:Utility 1,735,560
Patented:November 12, 1929
Applied:August 11, 1924
Title:Insulator for Withstanding Fog Conditions
Description:Multipart porcelain insulator with heating elements embedded in the surface to keep surface of insulator dry during fog
Category:Fog Type
Assigned to:The Ohio Brass Co.

Patentee Information:

AUSTIN, Arthur O. Barberton, OH

Class and subclass information:

Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:140CINSULATORS Combined With conductive arcing or stress distributing means Coated;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:30WITH FLUIDS OR VACUUM Insulators;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:126.4CONDUITS, CABLES OR CONDUCTORS Conductor structure (nonsuperconductive) Metal coated on insulation;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:139INSULATORS Combined;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:210INSULATORS Sectional, multi-part, composite, or coated Pin socket type;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1

Drawing page 2

Page 2