Wheels and wheeling; an indispensable handbook for cyclists, with over two hundred illustrations (1892)
Porter, Luther Henry · Boston, Wheelman Company · leaf 250
both wheels. The machine hasbeen greatly improved by using one central spring atthe back of the saddle tube. When traversing roughground, the rear wheel works vertically on the hingeat the back of the crank shaft bearing bracket, socompressing the spiral spring at the seat post. Thetension of the… … hinge at the back of the crank shaft bearing bracketthe rear wheel becomes rigid. Our adjustable springfork in the front still gives universal satisfaction. 230 WHEELS AND WHEELING. In the Tiger spring frame the vibration is taken upby means of a coil spring inclosed in a suitable case,and…
Cycling · Bicycles
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