Wheels and wheeling; an indispensable handbook for cyclists, with over two hundred illustrations (1892)
Porter, Luther Henry · Boston, Wheelman Company · leaf 248
to the wheel, it is absorbed by thesesprings in the most unmistakable manner. That thereis considerable vibration proceeding from the small ANTI- VIBRA TION DE VICES. 227 wheel is shown by the fact that when the spring forkis used, the movement of the frame and springs isalmost continuous. The… … Steeplechaser Spring Fork Safety. proof, and noiseless. A strong coil spring is placedover the solid head of the pillar, and the pliability ofthis can be regulated by a screw cap on the top of thesocket sleeve. The spring slides by ball guides ingrooves cut in the pillar, which prevents it…
Cycling · Bicycles
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