Locke dead-end spool strain insulator

[Trade Journal]

Publication: Street Railway Journal

New York, NY, United States
vol. 25, no. 13, p. 622, col. 1


The development of high-tension trolley lines has created the need for a type of strain insulator that will satisfactorily meet the new and more difficult requirements. With this demand in mind, the Locke Insulator Manufacturing Company, of Victor, N. Y., has brought out its No. 601 strain insulator, illustrated, which is 6 ins. high and 5 3/4 ins. in diameter, designed for voltages up to 8000. The company has also developed a smaller design strain insulator for voltages of s000 and under, and finds that it is very useful in the construction of spans for trolley suspension; in fact, this latter type has proved to be valuable in more places than the manufacturer a