. Electric railway journal . to straddle the side frame. All edges ofthis bar were then thoroughly welded to the pedestal,forming a very substantial reinforcement. Good Type of Chisel-Bar Holder THE accompanying illustration shows details of avery convenient type of chisel-bar holder which, dueto the adjustments provided, can be used to fit on achisel of almost any diameter or length. It consistsessentially of four parts: a long rod f in. in diameterwith an eye at one end and threaded at the other; asocket made of machine steel, case-hardened, which fitsover the rod and provides a clamp for th
. Electric railway journal . to straddle the side frame. All edges ofthis bar were then thoroughly welded to the pedestal,forming a very substantial reinforcement. Good Type of Chisel-Bar Holder THE accompanying illustration shows details of avery convenient type of chisel-bar holder which, dueto the adjustments provided, can be used to fit on achisel of almost any diameter or length. It consistsessentially of four parts: a long rod f in. in diameterwith an eye at one end and threaded at the other; asocket made of machine steel, case-hardened, which fitsover the rod and provides a clamp for the chisel; apiece of 1-in. pipe which serves as a sleeve and to whichthe socket is screwed, and a hand nut which is screwedon the threaded portion of the steel rod or stem. Bytightening the nut the pipe sleeve, together with thesocket, is forced against the chisel, so as to clamp it inposition. By the use of a rubber or leather bushin£rin the socket, the jar and vibration occasioned by strik- Fos/hon of Chisel .when in U-i.^ DETAILS OF CHISEL-BAR HOLDER ing the chisel can be absorbed, so that very little of itwill be felt by the man holding the bar. The informa-tion regarding this holder was secured from theRochester Railway and Light Company. The above note is based on a poster forming a partof a recent issue of the National Safety Council weeklynews-letter. P. H. Hooper, water works superintendent, Winnipeg,Man., has been instructed to report upon the cost ofexamining 25 miles of Winnipeg water mains, whichare alleged to have been injured by stray currents fromthe return circuits of the Winnipeg Electric city is now suing the company for $18,000 dam-ages said to be due to this cause. February 21, 1920 Electric Railway Journal 401 A. I. E. E. Holds Eighth MidwinterConvention From the Electric Railway Standpoint the Most Important Session Was That Devoted to the Super Power System Advocated by W. S. Murray THE American Institute of Electrical Engineers heldits
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