US PATENT SUBCLASS 123 / 55.3
.~.~.~ Cam on rotary output shaft

Current as of: June, 1999
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123 /   HD   INTERNAL-COMBUSTION ENGINES

52.1  DF  MULTIPLE CYLINDER {7}
54.1  DF  .~ Cylinders radiating {4}
55.2  DF  .~.~ Cylinders opposite {3}
55.3.~.~.~ Cam on rotary output shaft

DEFINITION

Classification: 123/55.3

Cam on rotary output shaft:

(under subclass 55.2) Multiple cylinder engine wherein the

rotary output shaft includes a disk or a drum with an irregularly shaped surface which is engaged by a follower linkage drivingly connected to the pistons to convert the reciprocating motion of the pistons into rotary motion of the output shaft.