Patent information:

Patent:Utility 829,416
Patented:August 28, 1906
Applied:December 14, 1905
Title:Third Rail Insulator
Description:Third rail insulator with 2-part metal cap to secure the rail.
Category:Third Rail
Assigned to:1/2 to Frank J. Guernsey

Patentee Information:

MCGILL, John J. Chicago, IL

Class and subclass information:

Class:191ELECTRICITY: TRANSMISSION TO VEHICLES
Subclass:32CONDUCTORS Third rail Supports;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:137RINSULATORS;
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:171INSULATORS With conductor holding means Fitting or terminal type Special conductor form;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:190INSULATORS With terminal elements Cap type Divided cap;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1