. The Street railway journal . l. XIV. No. i. the long stroke, full speed air pump, operated quietly andsatisfactorily. The engines were built by the WhitworthCompany, of Manchester, England, with which Mr. Porterwas at the time associated. THE PORTER-ALLEN ENGINES OF THE SOUTHWARKFOUNDRY & MACHINE COMPANY. This firm manufactures the Porter-Allen engine ofto-day as well as engines of various kinds, many of themembodying the principal features of the Porter-Allen valve These engines have cylinders 24 ins. and 46 ins. indiameter by 42 ins. stroke, and are designed to operate ata speed of 120 r.
. The Street railway journal . l. XIV. No. i. the long stroke, full speed air pump, operated quietly andsatisfactorily. The engines were built by the WhitworthCompany, of Manchester, England, with which Mr. Porterwas at the time associated. THE PORTER-ALLEN ENGINES OF THE SOUTHWARKFOUNDRY & MACHINE COMPANY. This firm manufactures the Porter-Allen engine ofto-day as well as engines of various kinds, many of themembodying the principal features of the Porter-Allen valve These engines have cylinders 24 ins. and 46 ins. indiameter by 42 ins. stroke, and are designed to operate ata speed of 120 r. p. m. with a steam pressure of 125 engine is directly connected to a 800 k. w., multi-polar railway generator. The crankshaft is carried inthree bearings, viz., one main bearing and two outboardbearings, one at each side of the dynamo, all adjustableboth vertically and horizontally. The main bearing is ofthe quarter box type, being adjustable forward and back-ward by means of broad wedges extending the full length. son Generator
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
