US PATENT SUBCLASS 440 / 21
OPERATOR POWERED DRIVE FOR PROPELLING MEANS

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


440 /   HD   MARINE PROPULSION

21OPERATOR POWERED DRIVE FOR PROPELLING MEANS {6}
22  DF  .~> Rocking watercraft
23  DF  .~> Fluid pump
24  DF  .~> Having reciprocating pull cable
25  DF  .~> Sliding handle or pedal
26  DF  .~> Rotary cranking arm {4}
32  DF  .~> Lever with connecting linkage

DEFINITION

Classification: 440/21

OPERATOR POWERED DRIVE FOR PROPELLING MEANS:

(under the class definition) Device wherein the motive force for the propelling means is derived from the physical effort exerted by the occupant of the vessel and transmitted to the propelling means by some intermediate means.