Sentence Examples


  • A common arrangement for driving a lathe spindle, in either direction at several definite speeds, is to provide a countershaft on which are mounted two fixed pulleys and two loose pulleys to accommodate two driving belts from the main shaft, one of which is open and the other crossed.
  • Motion in either direction is thereby obtained, and a considerable variation in the speed of rotation can be obtained by providing a cone pulley on the countershaft, which drives the cone pulley secured to the lathe E FIG.
  • Mounted on the maker's heavy cast-iron stand with chip tray, shelves and a built-on 12-speed all V-belt drive countershaft unit.
  • Several other stand-mounted options were available to replace or compliment the standard intermediate countershaft and further details of these can be found here.
  • The motor countershaft unit, which ran entirely on ball bearings, was contained within the base on its own adjustable mounting plate.

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