Ships – Towing or pushing – Submerged object
Patent
1994-08-17
1996-03-19
Oberleitner, Robert J.
Ships
Towing or pushing
Submerged object
114242, B63B 2156
Patent
active
054995922
ABSTRACT:
An aquatic amusement device having forward and aft fins which are secured to a two part longitudinal shaft so the fins rotate on the same axis and with relative rotational motion. The device can be towed behind a boat, winch or other towing apparatus, the rider being positioned behind the device while grasping a handle secured to the aft fins. The device provides excellent maneuverability on or below the surface of the water.
REFERENCES:
patent: 294813 (1884-03-01), Schmeelk
patent: 2948251 (1960-08-01), Replogle
patent: 3139055 (1964-06-01), Nutting
patent: 3261318 (1966-07-01), Jones et al.
patent: 3442240 (1969-05-01), Wild et al.
patent: 3453980 (1969-07-01), Shock
patent: 4813367 (1989-03-01), Stevenson
patent: 5263430 (1993-11-01), Monefort
Bartz C. T.
Oberleitner Robert J.
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