Patent information:

Patent:Utility 771,334
Patented:October 4, 1904
Applied:May 31, 1902
Title:Third Rail Insulator
Description:U-shaped third rail insulator metal caps fitting over each part to support rails.
Category:Third Rail
Assigned to:General Electric Co.

Patentee Information:

STEWART, JR., Samuel B. Schenectady, NY

Class and subclass information:

Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:163RINSULATORS With insulator-supporting or attaching means Support and/or insulator embracing or clamping;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:166RINSULATORS With insulator-supporting or attaching means Support penetrating Through aperture, penetrating element clamped;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:171INSULATORS With conductor holding means Fitting or terminal type Special conductor form;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:212INSULATORS Surface configuration;
Class:191ELECTRICITY: TRANSMISSION TO VEHICLES
Subclass:29RCONDUCTORS Third rail;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1