Land vehicles – Wheeled – Occupant propelled type
Patent
1981-08-10
1984-04-10
Peters, Jr., Joseph F.
Land vehicles
Wheeled
Occupant propelled type
280289S, 296 781, B62B 1500
Patent
active
044417284
ABSTRACT:
A convertible moveable transparent sail adapted for bicycle to increase forward thrust, journaled for repositioning by cyclist in operation and readily reconfigurable for stowage.
REFERENCES:
patent: 639107 (1899-12-01), Sorensen
patent: 947731 (1910-01-01), Couder
patent: 3836176 (1974-09-01), Ylvisaker
patent: 3986722 (1976-10-01), Patterson
patent: 3994508 (1976-11-01), Danner
Hill Mitchell J.
Peters Jr. Joseph F.
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