. Electric railway journal . COMBINATION ROTARY MULTIPLE RINGING AND SINGLE-STROKE FOOT GONG tap to a continuous alarm. No springs are used. Thegong itself is made of a most resonant bell steel, thehanger and knocker wheel are of cast iron and the lugs,. SINGLE-TAP FOOT GONG which are electrically welded to the gong, are of mechanism inside the gong includes a centrifugalinternal gear connected to a pinion whose ratchets en-gage with teeth on the rocker arm. A black japan finishis usually employed to prevent oxidation, etc. Mr. Reiteralso supplies gongs of simpler form, such as singl
. Electric railway journal . COMBINATION ROTARY MULTIPLE RINGING AND SINGLE-STROKE FOOT GONG tap to a continuous alarm. No springs are used. Thegong itself is made of a most resonant bell steel, thehanger and knocker wheel are of cast iron and the lugs,. SINGLE-TAP FOOT GONG which are electrically welded to the gong, are of mechanism inside the gong includes a centrifugalinternal gear connected to a pinion whose ratchets en-gage with teeth on the rocker arm. A black japan finishis usually employed to prevent oxidation, etc. Mr. Reiteralso supplies gongs of simpler form, such as single- stroke foot or hood gongs and single-tap inside strikinggongs. Although it is not generally known, this manu-facturer not only makes gongs for every purpose butsupplies a large number of those sold by the leadingsupply houses and car builders. These gongs are alsoused in large numbers by foreign tramways. Bail-Bearings on Storage-Battery Cars Arthur V. Farr, M. E., who is with the S. K. Bearing Company, New York, has recently pre-pared the following summary of the value of ball bear-ings in electric railway service: The necessity for extreme accuracy in energy con-sumption has made the builders of storage-battery carslead in the use of
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