Marine propulsion – Self-propelled vehicle having land and water propulsion means – Having separated propulsion means for land and water
Patent
1979-08-09
1981-09-22
Frankfort, Charles E.
Marine propulsion
Self-propelled vehicle having land and water propulsion means
Having separated propulsion means for land and water
9 17, 9 2A, 9 7, 9347, 440106, 440108, 440109, B63B 1700, B63B 2900
Patent
active
042901561
ABSTRACT:
Disclosed herein is an oar lock seat device that combines a sliding oar lock unit with an adjustable seat-cooler box. This apparatus is comprised of two gunnel mounted sliding oar lock assemblies structurally connected by an adjustable seat-carriage assembly whose unique construction encompasses an insulated storage box upon which the occupant sits. This apparatus fits securely into inflatable rafts of various dimensions and will remain with the craft even in an inverted position.
REFERENCES:
patent: 2299178 (1942-10-01), Reiter
patent: 2557972 (1951-06-01), Jewett
patent: 3694835 (1972-10-01), Casey et al.
patent: 3871043 (1975-03-01), Davidson et al.
patent: 3958289 (1976-05-01), Carlson
patent: 4063320 (1977-12-01), Neumann et al.
patent: 4146279 (1979-03-01), Stahel
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