Don Mills, Ont. : Southam-MacLean Publications · leaf 82
stretch it onthat side and throw it over on a curve, same as whenpushed over by a shifter, causing it to lead towardsthe left or towards the centre of pulley. As soon asthe highest point has been reached and the tension is same on both edges, the belt w ill become straight andnot run either way. As… … Fig. 3. Fig. 4. at the other end. You again see the belt leading notsquare on the pulley hut on an angle or spiral and ifthe pulley were widened out as shown in dotted linesthe belt would travel over until it became square withthe shaft as shown in dotted lines to the left. That isprovided the belt…
Furniture industry and trade · Woodworking industries
Internet Archive · Thomas Fisher Rare Book Library · Public Domain Mark 1.0. Free to use for anything.
