Canadian transportation & distribution management . e the check valve case,is smeared with carborundum grinding degrees; the case is pressed fairly heav-ily so as to give the valve a good pres-sure on its seat, and the case is given aquarter turn by the operator every fewseconds till the work is done. 294 CANADIAN RAILWAY AND MARINE WORLD June, 1921. Where this job took formerly fromfive to 10 minutes, it is done in this wayin about a minute, and so thoroughly andwell that not one in a hundred has to bedone over. For this information we areindebted to Louis Bourque, Assistant CarForeman, West

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Canadian transportation & distribution management . e the check valve case, is smeared with carborundum grinding degrees; the case is pressed fairly heav-ily so as to give the valve a good pres-sure on its seat, and the case is given aquarter turn by the operator every fewseconds till the work is done. 294 CANADIAN RAILWAY AND MARINE WORLD June, 1921. Where this job took formerly fromfive to 10 minutes, it is done in this wayin about a minute, and so thoroughly andwell that not one in a hundred has to bedone over. For this information we areindebted to Louis Bourque, Assistant CarForeman, West Toronto shops, C.P.R. operated by compressed air, and one blowis sufficient to take a bend out of a boltup to an inch in diameter. The bolts arethen cut to length, according to ordersfrom the stores department, as shownin fig. 2. Fig. 3 shows the threadingmachine, which will thread three bolts Portable Work Bench for RailwayRepair Shop. The accompanying illustration showsa work bench, several of which are inuse throughout the Toronto repair shops, .