. Electric railway gazette . Fig. 5.—Irishs Sealed Conduit Electric Railway. line of timbers, in separate troughs, one tube carrying theoutgoing, and the other the return lead or conductor. Itwill, of course be understood that the main conductors orleads are connected to suitable stationary generators at somepoint near the road. The main leads in the bottom of thetubes are coupled in sections in suitable lengths by meansof a variable expansion joint which will allow of their ex-. Fig. 2.—Irish wduit. pansion or contraction under different tern 1 thout in any appreciable degree altering or affe
. Electric railway gazette . Fig. 5.—Irishs Sealed Conduit Electric Railway. line of timbers, in separate troughs, one tube carrying theoutgoing, and the other the return lead or conductor. Itwill, of course be understood that the main conductors orleads are connected to suitable stationary generators at somepoint near the road. The main leads in the bottom of thetubes are coupled in sections in suitable lengths by meansof a variable expansion joint which will allow of their ex-. Fig. 2.—Irish wduit. pansion or contraction under different tern 1 thout in any appreciable degree altering or : . ,duct- ors where thi spiral spring which against th( I when the• ract,but at all tim-make e tact with the con-ductors and with the ■; thanis offered by thesame length of con- n arrow contact and 4, carried un-der the car near its centre, presses upon the sectional rails as it arrives uponthem, causing the sides of the elastic tube to yield until thecontact pieces within the tube make contact with the mainlead closing the circuit throughthe motor. When the pressureof the contact wheel is removedfrom a section by being carriedforward, the sides of the tubewill again open out or regaintheir former position, and liftthe sectional contact piece outof contact with the main contact wheel and the trackcleaner are secured to the sameframe or turn-table, which isarranged to be reversed uponthe car on its return journey oraccord
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishernewyo, bookyear1895
