Cycle Repairing and Adjusting
With a Chapter on building a Bicycle from a Set of Parts
År: 1916
Forlag: Cassell and Company, LTD
Sted: London, New York, Toronto and Melbourne
Sider: 152
UDK: 629.118
Emne: Reprint 1916.
With 79 Illustrations
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CYCLE REPAIRING
114
the latter consisting of a steel cylinder or sleeve, If in.
wide, which acts as a spring ; that is to say, back-pedal-
ling action causes it to expand evenly the whole of its
length against the interior of the hub shell, thus ensur-
ing positive and evenly distributed braking force. The
steel cylinder has a phosphor-bronze sleeve suitably
grooved to admit of free circulation of the lubricant.
Fig. 52.—“Cut-away” View of “Torpedo” Coaster Hub
When the pedals are at rest the hub revolves on two
rows of ball bearings. The clutch itself is of the roller
pattern, there being five rollers. The component parts
(see Fig. 53) are as follow : 74, brake-arm clip com-
plete ; 75, step ; 76, locking washer (milled) ; 77, curved
washer ; 78, brake arm ; 79, brake cone and stop for
brake cylinder ; 80, dust cap ; 81, ball ring and balls
(2) ; 82, hub shell and lubricator ; 83, brake cylinder