Patent information:

Patent:Utility 1,291,713
Patented:January 21, 1919
Applied:May 29, 1916
Title:Separable Part Insulator
Description:Multipart (& suspension) with cemented, threaded metal shells screwed together
Category:Multipart
Assigned to:The Ohio Brass Co.

Patentee Information:

AUSTIN, Arthur O. Barberton, OH

Class and subclass information:

Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:210INSULATORS Sectional, multi-part, composite, or coated Pin socket type;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:189INSULATORS With terminal elements Cap type Plastic material adhered;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:193INSULATORS With terminal elements Cap type Screw or bayonet;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:196INSULATORS With terminal elements Pin type Plastic material adhered;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:206INSULATORS With terminal elements Pin type Screw or bayonet type Sockets;
Class:264PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES
Subclass:DIG54Processes in making insulators;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1

Drawing page 2

Page 2