Don Mills, Ont. : Southam-MacLean Publications · leaf 315
i in.,7-16 in., ^ in., ^ in., and ^4 in. concerned. It usually gives entire satisfaction. The question of lubrication has been met in a num-ber of ways, and the so-called self-lubricating bearingsrequire so little attention that this point may be con-sidered as wholly solved. … Friction Losses Due to not Keeping Shaftingin Line are Inexcusable When a line shaft is originally erected, it is pre-sumably straight and true, and the hangers and bear-ings by which it is supported are, or should be, accur-ately aligned and firmly secured. It is unfortunatelytrue, however, that…
Furniture industry and trade · Woodworking industries
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