Marine propulsion – Screw propeller – With means effecting or facilitating movement of propulsion...
Patent
1993-01-22
1994-12-20
Oberleitner, Robert J.
Marine propulsion
Screw propeller
With means effecting or facilitating movement of propulsion...
440 27, B63H 1620
Patent
active
053742060
ABSTRACT:
The improved watercraft of the instant invention includes design advantages such as solidly connected arm drive handles to augment power from the drive pedals; a fully pivoting drive assembly which pivots along with the steering mechanism; an angularly pivotable propeller, pivotable toward the outside pontoon during a turn to assist in turning; a compact structure for transmitting mechanical power from the pedals and the arm drive handles to the propeller; and other design aspects.
REFERENCES:
patent: 2238844 (1941-04-01), Arbeitlang
patent: 2399500 (1946-04-01), Montalbano
patent: 2518808 (1950-08-01), Nadolinski
patent: 2775950 (1957-01-01), Dearmond
patent: 3083382 (1963-04-01), Havens et al.
patent: 3257987 (1966-06-01), Liard
patent: 3265026 (1966-08-01), Hamilton
patent: 3317905 (1972-04-01), Galkin
patent: 3661108 (1972-05-01), Sorenson
patent: 3866557 (1975-02-01), Lang
patent: 3970025 (1976-07-01), Sovia
patent: 4286533 (1981-09-01), Sanner
patent: 4427392 (1984-01-01), Schneider
patent: 4459116 (1984-07-01), Moore
patent: 4648846 (1987-03-01), Hsu
patent: 4698034 (1987-10-01), Anthonijsz
patent: 4936595 (1990-06-01), Cunningham
patent: 4968274 (1990-11-01), Gregory
patent: 5011441 (1991-04-01), Foley
patent: 5030145 (1991-07-01), Chase
patent: 5054411 (1991-10-01), Nelson
LandOfFree
Pedal operated watercraft does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Pedal operated watercraft, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pedal operated watercraft will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2384233