. The Street railway journal . Highest grade sectional insulator made. Combines lightness(5 lbs ) with durability. Metal parts are malleable iron, gal-vanized. Takes trolley wheel gradually and permits highspeed. Three-fourths inch fibre insulation. Provision for tapin wires at each end. Suitable for round or grooved wire. PHILADELPHIA INSULATED CROSS-INGS-NEW STYLE. Embodying latest improvements. Wires fast-ened by separate clamp, no solder. Rightangle or adjustable. For round, figure 8, andgrooved wire. TOGGLE-CLAMP FEEDWIRE INSULATOR DOUBLE GIANT INSULATOR

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Size: 2937px × 851px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884