. Electric railway journal . risco depot, is of great convenience to the travelingpublic, and will be of still greater convenience as soonas a Western Union clock is installed in the space leftfor it in the center of the board. Air Clamp Facilitates Drill Operations Bolting the work in position on the radial drill in theshops of the Omaha & Council Bluffs Street Railway,Omaha, Neb., has been obviated by the substitution ofan air clamp. It has also had the effect of greatly sim-plifying and hastening all drilling operations. Thisattachment in the clamped position is shown in the ac-companying i
. Electric railway journal . risco depot, is of great convenience to the travelingpublic, and will be of still greater convenience as soonas a Western Union clock is installed in the space leftfor it in the center of the board. Air Clamp Facilitates Drill Operations Bolting the work in position on the radial drill in theshops of the Omaha & Council Bluffs Street Railway,Omaha, Neb., has been obviated by the substitution ofan air clamp. It has also had the effect of greatly sim-plifying and hastening all drilling operations. Thisattachment in the clamped position is shown in the ac-companying illustration. It consists of a 7-in. x air-brake cylinder and an engineers valvemounted on the radial drill bedplate. Several lengths ofclamping arms are provided for different drilling opera-tions and the pivoted point of the clamping arm is ad-justable vertically. Air for this clamp is obtained froma shop compressed air line, where a pressure from 80 to100 lb. per square inch is available. The pressure at. AIR CLAMP WHICH SIMPLIFIES DRILL OPERATIONS 1196 ELECTRIC RAILWAY JOURNAL [Vol. XLVII, No. 26 Dl 1200 2 Slope SIGN □ □ □ □ □ □ □ □ 1200 a ?-7->jJ J* 25-C 7rwcA- Centers ->k /2 -/j SO-0over Buffers . — ■--> ELEVATION OF NEW PAY-AS-YOU-PASS CAR FOR ROCHESTER, N. Y. the end of the clamping lever, however, is multiplied atthe brake cylinder and by the lever arm, and a force ofapproximately 1900 lb. is obtainable at the end of theclamping lever. Fifty Pay-as-You-Pass Cars forRochester The New York State Railways-Rochester Lines havejust ordered from the Cincinnati Car Company fiftyfront-entrance, center-exit cars of Peter Witts post-payment design. As shown in the accompanying ele-vation and plan, the cars will be 50 ft. long over thebuffers and 26 ft. between truck centers. The heightfrom the pavement to the exit level at the center will be14 in., and the height from this level or well to the mainfloor, lO1/^ in. At the front entrance,
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