The Polynesian Concept is an American production

catamaran A catamaran () (informally, a "cat") is a watercraft with two parallel hull (watercraft), hulls of equal size. The wide distance between a catamaran's hulls imparts stability through resistance to rolling and overturning; no ballast is requi ...

sailboat A sailboat or sailing boat is a boat propelled partly or entirely by sails and is smaller than a sailing ship. Distinctions in what constitutes a sailing boat and ship vary by region and maritime culture. Types Although sailboat terminology ...

that was designed by Rudy Choy of C/S/K Catamarans, in conjunction with actor

Buddy Ebsen Buddy Ebsen (born Christian Ludolf Ebsen Jr.; April 2, 1908 – July 6, 2003), also known as Frank "Buddy" Ebsen, was an American actor and dancer. One of his most famous roles was as Jed Clampett in the CBS television sitcom ''The Beverly Hillb ...

. Intended for cruising, it was first built in 1970. Ebsen had built the wooden

prototype A prototype is an early sample, model, or release of a product built to test a concept or process. It is a term used in a variety of contexts, including semantics, design, electronics, and Software prototyping, software programming. A prototype ...

, named ''Polynesian Concept'' and raced it in the 1968

Transpacific Yacht Race The Transpacific Yacht Race (Transpac) is a biennial offshore yacht race held in odd-numbered years starting off the Pt. Fermin buoy in San Pedro, California and ending off Diamond Head in Hawaii, a distance of around . In even-numbered years the ...

Production

The design was built by

W. D. Schock Corp The W. D. Schock Corporation (usually styled W. D. Schock Corp) is an American boat builder originally based in Newport Beach, California, later in Corona, California and currently located in Santa Ana, California. The company was founded by Wi ...

and by C/S/K Catamarans in the United States, from 1970 to 1972, with 12 boats completed, but it is now out of production. W. D. Schock Corp reported building three of the boats in total.

Design

The Polynesian Concept is a recreational sailing catamaran, built predominantly of

fiberglass Fiberglass (American English) or fibreglass (English in the Commonwealth of Nations, Commonwealth English) is a common type of fibre-reinforced plastic, fiber-reinforced plastic using glass fiber. The fibers may be randomly arranged, flattened i ...

, with wood trim. It has a

masthead sloop A masthead rig on a sailing vessel consists of a forestay and backstay both attached at the top of the mast. The Bermuda rig can be split into two groups: the masthead rig and the fractional rig. The masthead rig has larger and more headsails, a ...

rig with double spreaders. The hulls have

raked stem The stem is the most forward part of a boat or ship's bow and is an extension of the keel itself. It is often found on wooden boats or ships, but not exclusively. Description The stem is the curved edge stretching from the keel below, up to ...

reverse transom In some boats and ships, a transom is the aft transverse surface of the hull that forms the stern of a vessel. Historically, they are a development from the canoe stern (or "double-ender") wherein which both bow and stern are pointed. Transom ...

s, dual transom-hung

rudder A rudder is a primary control surface used to steer a ship, boat, submarine, hovercraft, airship, or other vehicle that moves through a fluid medium (usually air or water). On an airplane, the rudder is used primarily to counter adverse yaw ...

s controlled by a

tiller A tiller or till is a lever used to steer a vehicle. The mechanism is primarily used in watercraft, where it is attached to an outboard motor, rudder post, rudder post or stock to provide leverage in the form of torque for the helmsman to turn ...

and twin retractable

daggerboard A daggerboard is a retractable centreboard used by various sailing craft. While other types of centreboard may pivot to retract, a daggerboard slides in a casing. The shape of the daggerboard converts the forward motion into a windward lift, co ...

s. It displaces . The boat has a draft of with the daggerboards retracted, allowing operation in shallow water or beaching. The design has a

hull speed Hull speed or displacement speed is the speed at which the wavelength of a vessel's bow wave is equal to the waterline length of the vessel. As boat speed increases from rest, the wavelength of the bow wave increases, and usually its crest-to- ...

of .

Operational history

Ebsen wrote a book, ''Polynesian Concept'', published by

Prentice-Hall Prentice Hall was a major American educational publisher. It published print and digital content for the 6–12 and higher-education market. It was an independent company throughout the bulk of the twentieth century. In its last few years it ...

in 1972, about sailing the wooden prototype with a professional crew in the 1968

from Los Angeles to Honolulu, winning against a field of eight mutihulls on corrected time.

References

External links

* {{WD Schock Corp Catamarans 1970s sailboat type designs Sailing yachts Sailboat type designs by Rudy Choy Sailboat types built by W. D. Schock Corp Sailboat types built by C/S/K Catamarans

Production

Design

Operational history

See also

References

External links