Ships – Building – Antifriction surfaces
Patent
1977-07-25
1979-08-28
Sotelo, Jesus D.
Ships
Building
Antifriction surfaces
114289, B63B 134
Patent
active
041657039
ABSTRACT:
A V boat hull with air chamber substantially aft and entirely beneath the waterline. The air chamber reduces drag, thereby improving hull efficiency and speed, without substantially altering V hull handling characteristics and aesthetics.
REFERENCES:
patent: 1835564 (1931-12-01), Grayson et al.
patent: 2231296 (1941-02-01), Sartori
patent: 2234899 (1941-03-01), Higgins
patent: 2900945 (1959-08-01), Canazzi
patent: 3051115 (1962-08-01), Canazzi
patent: 3140687 (1964-07-01), Beardsley
patent: 3331347 (1967-07-01), Von Heidenstam
patent: 3477400 (1969-11-01), Walker
patent: 3547064 (1970-12-01), Glass
patent: 3937173 (1976-02-01), Stuart
Sotelo Jesus D.
Van Der Wall Robert J.
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