. Railway mechanical engineer . IGHTWEIGHT, portable electric hand drill of3/16-in. capacity with pistol grip is the latest ad-dition to the line of portable electric drills and grind-ers manufactured by the Cincinnati Electrical Tool Company,Cincinnati, Ohio. This new drill answers the need for and practically frictionless but high speed and powerfultool, adaptable to all kinds of light drilling. It is suitablefor drilling in steel, brass, aluminum and sheet metal and forcar building, window frames, etc. It also makes a verypractical tool for wood boring. While thoroughly simple in co
. Railway mechanical engineer . IGHTWEIGHT, portable electric hand drill of3/16-in. capacity with pistol grip is the latest ad-dition to the line of portable electric drills and grind-ers manufactured by the Cincinnati Electrical Tool Company,Cincinnati, Ohio. This new drill answers the need for and practically frictionless but high speed and powerfultool, adaptable to all kinds of light drilling. It is suitablefor drilling in steel, brass, aluminum and sheet metal and forcar building, window frames, etc. It also makes a verypractical tool for wood boring. While thoroughly simple in construction, the new drillis compactly and substantially built. It is equipped with auniversal motor for use on direct and alternating current ofthe same voltage. The motor housing, end caps and handleare made of special aluminum, insuring minimum weightconsistent with strength. The armature and gear studs aremounted on ball bearings which practically eliminate are of special analysis high grade steel. The switcli. Portable Electric Drill With Pistol Grip is the Cincinnati quick make-and-break type with 50 percent overload allowance. It is entirely enclosed in thehandle and is operated by a trigger conveniently located inthe handle. Locomotive Throttle Rod Stuffing Box THE throttle rod stuffing box illustrated is a recent de-velopment of the Gustin-Bacon Manufacturing Com-pany, Kansas City, Mo. A view of the new stuffingbox is given in Fig. 1 and a particular feature of its con-struction is that additional valve stem packing can be applied throttle rod and forms a ball joint with the boiler head, beingheld in place by two stuffing box studs. The main stuffingbox B forms a joint with the front section by means of coppergasket G and is held against the gasket by two bolts shown
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroadengineering
