Canadian engineer . en, cocks: W. W. Ormsbee, Jr., containers; , snow plows; C. E. Smith, tile draining machines ;A. E. Williams, skirt elevators. A NEW DEVICE FOR THE DETECTION OFWATER IN HOLDS OF SHIPS. . electric alarm to signal the presence of water in thehold of a vessel is the invention of Leon Ducharme, 160Montcalm Street, Montreal, It consists of an ordinaryelectric bell attached by wires to a cylinder with a float in-side. As the water rises the float rises and closes theelectric circuit, sounding the bell. The cylinder can be setto ring the alarm at any depth of wate
Canadian engineer . en, cocks: W. W. Ormsbee, Jr., containers; , snow plows; C. E. Smith, tile draining machines ;A. E. Williams, skirt elevators. A NEW DEVICE FOR THE DETECTION OFWATER IN HOLDS OF SHIPS. . electric alarm to signal the presence of water in thehold of a vessel is the invention of Leon Ducharme, 160Montcalm Street, Montreal, It consists of an ordinaryelectric bell attached by wires to a cylinder with a float in-side. As the water rises the float rises and closes theelectric circuit, sounding the bell. The cylinder can be setto ring the alarm at any depth of water from inches to alarm can also be attached to the usual discindicator. The invention claims that on a large ship with one ofthese cylinders in each compartment of the ship, all at-tached to a bell alarm and a discindicator in the chart room,the captain of the ship would know the very second thatwater entered his ship and be able to act immediately. May 2, igi2. THE CANADIAN ENGINEER 67 CTHE TRIPLEX BL0CK3=. A Triplex Block hung from a temporary rigging and used for laying pipe. What is the Life of aTriplex Blocl(? ^Jl^E dont know. Triplex Blocks built by the Yaleand Towne Co. at the very beginning—twenty-five years ago—are still in actual use. The Triplex Block of to-day possesses greater lasting powers. With its steel parts—itschain superior to any other—its non-wearing gear movement—and the guar-antee of a rigorous test before shipment under a fifty per cent, will outlast the man who buys it, no matter how young he may be. The Canadian Fairbanks-Morse Company LIMITED Fairbanks Standard Scales—Fairbanks-Morse Gas EnginesSafes and Vaults MONTREAL ST. JOHN OTTAWA TORONTO WINNIPEGCALGARY SASKATOON VANCOUVER VICTORIA 68 THE CANADIAN ENGINEER A REINFORCED CONCRETE PAVEMENT. Volume 22. ORDERS OF THE RAILWAY COMMISSIONERSOF CANADA. During- the summer of 19lo a reinforced concrete pave-ment was laid in Plymouth, Wisconsin. The base was laid5 in. thick
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishertoron, bookyear1893
