. The Street railway journal . a vertical travel of18 ins. The auger spin-dle is driven at theproper speed by a beltwith take-up so that thestrain is constant re-gardless of the positionof the housing. The re-ciprocating motion ofthe chisel ram is pro-duced by a pinion in arack operated by fric-tion pulleys, giving aconstant and positivedrive: The table is madeeither stationary or trav-eling. The stationarytable is 6 ft. 6 ins. longand is provided withstops to regulate tin-length of mortise. It isoperated by hand wheel, rack and pinion and can be raised and lowered by traveling table
. The Street railway journal . a vertical travel of18 ins. The auger spin-dle is driven at theproper speed by a beltwith take-up so that thestrain is constant re-gardless of the positionof the housing. The re-ciprocating motion ofthe chisel ram is pro-duced by a pinion in arack operated by fric-tion pulleys, giving aconstant and positivedrive: The table is madeeither stationary or trav-eling. The stationarytable is 6 ft. 6 ins. longand is provided withstops to regulate tin-length of mortise. It isoperated by hand wheel, rack and pinion and can be raised and lowered by traveling table can be furnished any length is made of steel I-beams, has automatic feed underinstant control of the operator and is provided withadjustable stops for regulating the distance between mor-tises. The countershaft is self-contained in the base of themachine, convenient for direct connection of motor has tight and loose pulleys 18-in. x face, andshould make 840 r. p. m. The auxiliary boring attachments. CAR MORTISER FOR HEAVYWORK angle 30 degs. in either direction. The two spindles have avertical stroke of 18 ins. ami a laternal adjustment of 18ins., and are driven by independent counter hafts, havingtight and loose pulleys 10-in. x 41 _>-in. face, and shouldmake 750 r. p. m. •••^••< AN ADJUSTABLE ARC HEADLIGHT HOLDER An adjustable arc headlight holder, designed along newlines with the object of having the light illuminate the trackin rounding curves and not spend its rays on the adjacentroadway and leave the car unprotected, has recently bee;)perfected and placed on the market by the Adams & West-lake Company of Chicago. It is known as the Gardner-Furber Headlight Adjustable Holder, and is a simple shift-able support, requiring no change in the headlight or in thedash-bracket in which it is hung, the device itself beinghung in the bracket and the headlight on the device in thesame manner that it is ordinarily hung on the T-
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
