. Canadian Shipping and Marine Engineering January-December 1919 . o the spindledrive. Shafts are made of highcarbon steel mounted on S K Fball bearings. Gears are ofsteel and heat treated. The feedmechanism in the base is ar-ranged so any unit may be re-moved or replaced without dis-turbing any adjoining unit. Allgears run in a bath of oiland in addition a positive cascadeoiling system is provided for bearingsand shafts. The feed changes are madeby two levers which are placed directlyin front and at the top of the gear addition there are three selective in-terlocking levers provided th
. Canadian Shipping and Marine Engineering January-December 1919 . o the spindledrive. Shafts are made of highcarbon steel mounted on S K Fball bearings. Gears are ofsteel and heat treated. The feedmechanism in the base is ar-ranged so any unit may be re-moved or replaced without dis-turbing any adjoining unit. Allgears run in a bath of oiland in addition a positive cascadeoiling system is provided for bearingsand shafts. The feed changes are madeby two levers which are placed directlyin front and at the top of the gear addition there are three selective in-terlocking levers provided that engageeither the spindle, vertical or table the spindle feed is being operated, thetable and vertical feeds are automati-cally locked or vice versa. No two con-flicting feeds can be engaged at the sametime. In operating star feed facingheads or work of similar nature all feedlevers can be positively locked in a neu-tral position. Convenience and safety is provided forthe operator by placing all controlling 32 MA KINK FAOJNKKRINfi OF CANADA Volume HLOOMQUIST-ECK BORING MILL, FRONT VIEW levers to the front and high enough so hehas no occasion to stoop or reach beyondthat of his normal working position. The bed surfaces were designed and soproportioned as to enable the use of along, deep, rugged saddle to compensatefor any overhang of the table at the ex-treme front or rear positions. When thetable is in either extreme position it issupported in the saddle practically three-fourths of its entire length. The saddleis gibbed to the bed by the square lockmethod having a long narrow guidingedge with a taper gib for alignment is always table is of an improved extra heavypattern, long, wide and deep. It is re-inforced by heavy ribs, and the metalbeing of a special analysis is so disposedto resist the greatest strain that mightbe imposed. The T slots are planed fromthe solid. The table is securely gibbedby the square lock method which in th
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectshipbuilding, bookyea
