Ships – Keels
Patent
1988-11-29
1990-05-01
Peters, Jr., Joseph F.
Ships
Keels
114 391, B63B 338, B63H 2538
Patent
active
049209060
ABSTRACT:
A tandem keel structure (12) for a sailing vessel such as a yacht (10) comprises a main keel (14). A bridge (16) extends forwardly from the foot of the main keel (14) and a forward foil (18) is attached between the forward end of the bridge (16) and the hull of the yacht. The forward foil (18) is separated from the main keel or foil (14) by a slot (20).
REFERENCES:
patent: 537667 (1895-04-01), Beardsley et al.
Peters Jr. Joseph F.
Swinehart Edwin L.
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