stresses to which a frame is sub- in this instrument of torture, and if, after it has been erful SCO-pound rider is climbing a steep hill, or worse, jected when put to hard usage on the road. The coasting down a hill whose surface is rough and lumpy, merrily thumped and wrenched for a stated length… … to work out the strain-sheet of a the floating brake. MACHINE FOB TESTING BICYCLE FBAMES. bicycle in the same way as he would The tangential reaction of the that of a railway bridge, taking motor will cause the float on which the possible maximum stresses due to tlie work of heavy it is carried to…
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