Taggart, William Scott · London : George Routledge & Sons, Ltd. · leaf 62
al weights or wooden blocks with rough surfacesare not so easily moved, and still more force is necessary ifthe table is also rough. Tests of this kind give us generalideas of the resistance of friction under various conditions, butonly systematised tests will give us information that can beapplied… … surface is supported at a convenient height by iron l^s. Onthis surface is a loose block of timber B on which weights C 51 52 TEXTILE MECHANICS can be placed. Attached to the loose block or slider B is astrong cord which passes over the pulley D, its free end carry-ing a weight hook or pillar E; a…
Textile machinery
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