Patent information:

Patent:Utility 1,891,708
Patented:December 20, 1932
Applied:March 8, 1929
Title:Insulator Cotter and Mode of Use
Description:Suspension insulator cap and cotter pin permanent assembled that cannot be removed except with a special device
Category:Suspension
Assigned to:Locke Insulator Corp.

Patentee Information:

GALLOWAY, Howard L. Baltimore, MD

Class and subclass information:

Class:29METAL WORKING
Subclass:247MEANS TO ASSEMBLE OR DISASSEMBLE Puller or pusher means, contained force multiplying operator Cotter pin and cooperating member;
Class:174ELECTRICITY: CONDUCTORS AND INSULATORS
Subclass:161RINSULATORS With insulator-supporting or attaching means Adjustably or movably mounted;

Known specimens:

None known

Drawings:

Drawing page 1

Page 1

Drawing page 2

Page 2