. The Street railway journal . o 250 hp. Axle E. A. has a standard 3^-in. x 7-in. journal. It is designed to carry a load of 15,000 lbs. peraxle and accommodate motors up to 50 hp. Axle E. B. hasa standard 4%-in. x 8-in. journal and is designed to carry22,000 lbs. per axle and to accommodate motors of a 100 E. C. has a standard 5-in. x 9-in. journal and is de-signed to carry 31,000 lbs. per axle and may accommodatea motor of 150 hp. Axle E. D. has a standard ^A-m. x10-in. journal and is designed to carry 38,000 lbs. and mayaccommodate motors of 250-hp capacity. Special attention is dir
. The Street railway journal . o 250 hp. Axle E. A. has a standard 3^-in. x 7-in. journal. It is designed to carry a load of 15,000 lbs. peraxle and accommodate motors up to 50 hp. Axle E. B. hasa standard 4%-in. x 8-in. journal and is designed to carry22,000 lbs. per axle and to accommodate motors of a 100 E. C. has a standard 5-in. x 9-in. journal and is de-signed to carry 31,000 lbs. per axle and may accommodatea motor of 150 hp. Axle E. D. has a standard ^A-m. x10-in. journal and is designed to carry 38,000 lbs. and mayaccommodate motors of 250-hp capacity. Special attention is directed to all the dimensions of theseaxles, which were carefully considered by the committee and 5*8 STREET RAILWAY JOURNAL. [Vol. XXX. No. 14. recommended only after a full discussion with each otherand with the manufacturers whose product is affected by thedimensions. The dimensions observed standardize at oncethe diameter and length of journals; diameter and lengthof wheel fits; diameter and length of gear fits; diameter and. Stanoaro 79i ldT Rail for City Lines Standard 70lbTRailfor Interurban Limes FIG. 2.—SECTION OF STANDARD CITY AND INTERURBANWHEEL AND SECTIONS OF STANDARD 4^ IN. AND 7IN. RAILS FOR CITY AND INTERURBAN SERVICE length of motor fits, and length, width and depth of gearkeys. These dimensions are consistent with the best prac-tice of successful installations and if adopted will result incommendable uniformity of everything connected with anelectric motor axle. BRAKE SHOES, BRAKE-SHOE HEAD AND KEY Drawing No. 76 (Fig. 3) of the Central Electric RailwayAssociation, dated May 7, 1907, shows in detail the recom-mendation of the committee on brake shoes, brake-shoehead and key. Two shoes are recommended, one with aflange to be used in situations where it is impossible to usea brake beam; the other a shoe without a flange which The sketches show a pair of shoes designed for , but the radius and width of the rubbing surfacemay be modified for any diamet
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
