Agreed - and here's how it worked in practice!
See attached or http://tdu.to/Richmond_car_hose_bridge.jpg
The pic shows the early Richmond Virginia system of the late 1880's which many regard as the first practical electric tramway.
It's scanned from the Bonanza Books re-print of Frank Rowsome's "Trolley Car Treasury" (a great book!)
Mal Rowe in Melbourne AU
----- Original Message -----
From: Malcolm Miles
>For those with an interest in overhead wiring, scans of numerous pages
>from Ohio Brass catalogues (mostly 1926-7) have recently been added to
>the Ohio Valley Electric Railway web site:
I like the emergency hose bridge.