Wheels and wheeling; an indispensable handbook for cyclists, with over two hundred illustrations (1892)
Porter, Luther Henry · Boston, Wheelman Company · leaf 236
gs. Pas-senger vehicles, excepting the bicycle and tricycle,have their springs resting direct upon their axles; thisbicycle has its springs resting upon the tops of twoforks, whose legs rest upon their axles; this in prac-tice gives the same result. The principle of thebicycle spring arrangement is… … SA3LEP Quadrant Spring Frame Safety. a spring frame machine fitted back and front withspring forks, the back adjustable on the same princi- 216 WHEELS AND WHEELING. pie as our saddle spring. The standard patternadjusts from nine to sixteen stone. Any rider abovesixteen stone can have a pair of…
Cycling · Bicycles
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