|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||114/274 ; 114/039.24 ; 114/061.1|
|§371/§102 date||19980417 (19980417)|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 10 인용 특허 : 4|
The present invention relates to a hydrofoil system of a sailing-trimaran having a central hull and two outriggers. Inclined, retractable foils are placed in a head of each outrigger, forward of the center of area of a sail and from the center of gravity of the trimaran. Two additional hydrofoils are arranged each on the stern of an outrigger so that each is clear of the water if the side wind pressure effecting the sail is low. A third additional hydrofoil is arranged on a rudder in the stern of the central hull.
[ I claim:] [1.] A sailing trimaran comprising:a central hull having a stern rudder;two side outriggers, one on each side of the central hull;an inclined hydrofoil located towards the fore of each outrigger;a stern hydrofoil positioned on the stern of each outrigger;a rudder foil positioned on the stern rudder of the central hull;wherein the inclined hydrofoils, stern hydrofoils and rudder foil are arranged with respect to each other so that the inclined hydrofoil and stern hydrofoil of a leeward outrigger and the rudder foil are in an immersed state whe...