[Trade Journal]
Publication: Electrical World
New York, NY, United States
p. 421, col. 2-3
The New Security Insulator.
The accompanying illustration shows what has been termed the "New Security Insulator," which is about to be placed on the market by the Security Insulator Company, of 136 Liberty street, New York City. Many points of superiority are claimed for it, among which may be mentioned the fact that it is easily and quickly adjusted to the insulation, the wire being pressed into a groove by a cap, and this cap by means of a cam movement is made to grasp...
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| The Security Insulator. |
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