Wheels and wheeling; an indispensable handbook for cyclists, with over two hundred illustrations (1892)
Porter, Luther Henry · Boston, Wheelman Company · leaf 313
purposes. The rim so rests on the outer case or tire that itcannot cut or chafe the inner tube, but protects itfrom chafing. The patent valve is so constructedthat the act of putting on the pump opens it to admitair, and taking off the pump closes the valve and pre-vents escape of air. A loose cap,… … Hookhams Spring-wired Cushion Tire. rubber; the inner portion of harder rubber, whilethrough the hollow core the corrugated spring wire iscarried, thus holding the tire on firmly without anystretching. The advantages claimed for it are that PNEUMATIC AND CUSHION TIRES. 293 1. You can see what the…
Cycling · Bicycles
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