US PATENT SUBCLASS 440 / 27
.~.~ Plural-crank type

Current as of: June, 1999
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440 /   HD   MARINE PROPULSION

21  DF  OPERATOR POWERED DRIVE FOR PROPELLING MEANS {6}
26  DF  .~ Rotary cranking arm {4}
27.~.~ Plural-crank type

DEFINITION

Classification: 440/27

Plural-crank type:

(under subclass 26) Device wherein the motive force is transmitted to a propelling means by means of the rotation of multiple offset segments of a revolving rod.