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Class Information
Number: 440/14
Name: Marine propulsion > Oscillating propelling means > Fishtail motion propelling means
Description: Device wherein the propelling means moves through the water with a side-to-side or whipping motion, generally imitating the motion of the tail of a fish.

Sub-classes under this class:

Class Number Class Name Patents
440/15 Flexible 30

Patents under this class:

Patent Number Title Of Patent Date Issued
8568179 Multidirectional propulsion system for ships, including a mechanical hypocycloid transformer Oct. 29, 2013
8548656 Underwater vehicles with improved efficiency over a range of velocities Oct. 1, 2013
8065046 Olivo-cerebellar controller Nov. 22, 2011
7874882 Device for moving an object in relation to a fluid Jan. 25, 2011
7769487 Process and architecture of robotic system to mimic animal behavior in the natural environment Aug. 3, 2010
7744434 Oscillating-foil type underwater propulsor with a joint Jun. 29, 2010
7662004 Human-powered flapping hydrofoil craft Feb. 16, 2010
6997765 Vessel propelled by oscillating fin with control mechanisms Feb. 14, 2006
6964589 Sculling boat assembly Nov. 15, 2005
6925956 Collapsible watercraft Aug. 9, 2005
6835108 Oscillating appendage for fin propulsion Dec. 28, 2004
6755706 Structure of fin shaped soft paddle Jun. 29, 2004
6579134 User-propellable sport board device Jun. 17, 2003
6561862 Swim fin assembly May. 13, 2003
6558210 Device for propelling a diver through a body of water using pedaling motion May. 6, 2003
6099369 Water vehicle Aug. 8, 2000
6089178 Submersible vehicle having swinging wings Jul. 18, 2000
6079344 Small watercraft with fin and sail Jun. 27, 2000
6077134 Combination bicycle and boat Jun. 20, 2000
5816871 Muscle-powered watercraft Oct. 6, 1998
D366643 Water craft propulsion device with pivoting vane Jan. 30, 1996
5401196 Propulsion mechanism employing flapping foils Mar. 28, 1995
5370561 Propulsion device for a watercraft Dec. 6, 1994
5360357 Self-propelled watercraft Nov. 1, 1994
5163857 Self-propelled boat Nov. 17, 1992
5127855 Water-borne vehicle Jul. 7, 1992
5000706 Rocker type propulsion mechanism for a boat Mar. 19, 1991
4969846 Man-powered boat propulsion device Nov. 13, 1990
4968273 Water-borne vessel Nov. 6, 1990
4913669 Boat propulsion apparatus Apr. 3, 1990
4642056 Recreational water craft Feb. 10, 1987
4490119 Boat propulsion apparatus Dec. 25, 1984
4345903 Fin propulsion boat Aug. 24, 1982
4332571 Wave motors Jun. 1, 1982

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