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A combination of a suspension and ear. The ear is made of two pieces hinged (e) together that hold the trolley wire in place. The ear is screwed in (b). This combination is commonly used where the location of the hangers need to change.

Suspension and Ear

A combination of a suspension and ear. The ear is made of two pieces hinged (e) together that hold the…

How electrolysis may occur in a trolley system. TT is the trolley wire, RR is the track. As shown by the arrows, the regular flow of the current should return to the rails. If there is a pipe LL that offers a steady current, it will cause the current to leave the rails (I), enter the pipe, and flow out (0). P is the powerhouse that powers the wire and trolley (C).

Electrolysis

How electrolysis may occur in a trolley system. TT is the trolley wire, RR is the track. As shown by…

A single-curve suspension. This type of suspension is generally used for trolleys that are on a street with many curves. The suspension helps to lessen the tension of the trolley wire.

Single-Curve Suspension

A single-curve suspension. This type of suspension is generally used for trolleys that are on a street…

A common type of suspension used for trolley wire. A is the main casting, B is a metal cap that covers A, C is a bolt that is fixed into the insulation material, and D is grooved extensions of A.

Trolley Suspension

A common type of suspension used for trolley wire. A is the main casting, B is a metal cap that covers…

A form of suspension used when a trolley makes small turns or curves. e is where the span wire is secured. e is then attached by the insulation piece (i) to the arm (p) that carries trolley wire clamp (b) that pivots at d.

Trolley Wire

A form of suspension used when a trolley makes small turns or curves. e is where the span wire is secured.…