The C Scow is an American
sailing dinghy
Dinghy sailing is the activity of sailing small boats by using five essential controls:
* the sails
* the foils (i.e. the daggerboard or centreboard and rudder and sometimes lifting foils as found on the Moth)
* the trim (forward/rear angle of ...
that was designed by
John O. Johnson
John O. Johnson (January 10, 1875 - February 1963) was a Norwegian-born, American boat builder, early aviator, and inventor in White Bear Lake, Minnesota.
Early life and boat building
Johnson was born in Oslo, Norway. His mother died when he ...
as a
one-design racer and first built as early as 1905. Sources disagree as to the first-built date, with claims of 1905, 1906 and 1923.
[Sherwood, Richard M.: ''A Field Guide to Sailboats of North America, Second Edition'', pages 106-107. ]Houghton Mifflin Company
Houghton Mifflin Harcourt (; HMH) is an American publisher of textbooks, instructional technology materials, assessments, reference works, and fiction and non-fiction for both young readers and adults. The company is based in the Boston Financ ...
, 1994.
Production
The design was in initially built by
Johnson Boat Works
Johnson Boat Works was a builder and developer of racing sailboats of the scow design in White Bear Lake, Minnesota. It was founded in 1896, by John O. Johnson who had emigrated from Norway in 1893. After working with Gus Amundson for three years, ...
of
White Bear Lake, Minnesota
White Bear Lake is a city in Ramsey County in the state of Minnesota, United States. A small portion of the city also extends into Washington County. The population was 23,769 at the 2010 census. The city is located on White Bear Lake, one o ...
,
United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...
and, starting in 1945 by
Melges Performance Sailboats
Melges Performance Sailboats, is an American sailboat manufacturer founded by Harry Melges, father of former Olympic sailor Buddy Melges.
Melges Boat Works, Inc. was founded by Harry C. Melges, Sr. in 1945. The company was originally named ''M ...
of
Zenda, Wisconsin
Zenda is an unincorporated community in the Town of Linn, Walworth County, Wisconsin, United States. It is located south of Geneva Lake and just north of the Illinois border. Its ZIP code is 53195.
History
In 1955, a meteorite (the Zenda meteori ...
. It remains in production, with 2,000 boats reported as completed by 1994.
Design
The C Scow is a recreational
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 ...
, with the early examples built predominantly of wood and later ones from
fiberglass
Fiberglass (American English) or fibreglass (Commonwealth English) is a common type of fiber-reinforced plastic using glass fiber. The fibers may be randomly arranged, flattened into a sheet called a chopped strand mat, or woven into glass cloth ...
. It has a
catboat
A catboat (alternate spelling: cat boat) is a sailboat with a single sail on a single mast set well forward in the bow of a very beamy and (usually) shallow draft hull. Typically they are gaff rigged, though Bermuda rig is also used. Most are f ...
rig with wooden or
aluminum
Aluminium (aluminum in American and Canadian English) is a chemical element with the symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately one third that of steel. It has ...
spars. The hull has a
scow
A scow is a smaller type of barge. Some scows are rigged as sailing scows. In the 19th and early 20th centuries, scows carried cargo in coastal waters and inland waterways, having an advantage for navigating shallow water or small harbours. S ...
hull with a plumb
transom
Transom may refer to:
* Transom (architecture), a bar of wood or stone across the top of a door or window, or the window above such a bar
* Transom (nautical), that part of the stern of a vessel where the two sides of its hull meet
* Operation Tran ...
, a transom-hung
rudder
A rudder is a primary control surface used to steer a ship, boat, submarine, hovercraft, aircraft, or other vehicle that moves through a fluid medium (generally aircraft, air or watercraft, water). On an aircraft the rudder is used primarily to ...
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 or stock to provide leverage in the form of torque for the helmsman to turn the rudder. ...
, twin retractable
centerboard
A centreboard or centerboard (US) is a retractable hull appendage which pivots out of a slot in the hull of a sailboat, known as a ''centreboard trunk'' (UK) or ''centerboard case'' (US). The retractability allows the centreboard to be raised t ...
s and
polystyrene
Polystyrene (PS) is a synthetic polymer made from monomers of the aromatic hydrocarbon styrene. Polystyrene can be solid or foamed. General-purpose polystyrene is clear, hard, and brittle. It is an inexpensive resin per unit weight. It is a ...
foam flotation for safety. It displaces .
The boat has a
draft
Draft, The Draft, or Draught may refer to:
Watercraft dimensions
* Draft (hull), the distance from waterline to keel of a vessel
* Draft (sail), degree of curvature in a sail
* Air draft, distance from waterline to the highest point on a vessel ...
of with one centerboard extended and with both retracted, allowing
beaching or ground transportation on a
trailer.
For sailing the design is equipped with
running backstay
Running backstays support the headstay in a fractionally rigged boat. A masthead rig has the advantage of not needing them. A running backstay runs from each lateral corner of the stern to the mast at the level where the forestay begins in the ...
s, a raked mast and a
boom
Boom may refer to:
Objects
* Boom (containment), a temporary floating barrier used to contain an oil spill
* Boom (navigational barrier), an obstacle used to control or block marine navigation
* Boom (sailing), a sailboat part
* Boom (windsurfi ...
that is very low to the deck, necessitating a recessed radial track for the
boom vang
A boom vang (US) or kicking strap (UK) (often shortened to "vang" or "kicker") is a line or piston system on a sailboat used to exert downward force on the boom and thus control the shape of the sail.
The Collins English Dictionary defines it as ...
. The boat's
forestay
On a sailing vessel, a forestay, sometimes just called a stay, is a piece of standing rigging which keeps a mast from falling backwards. It is attached either at the very top of the mast, or in fractional rigs between about 1/8 and 1/4 from the t ...
s can be adjusted while sailing, controlled by a lever mounted aft of the boom vang's recessed radial track. There are quick-releases for the
backstay
A backstay is a piece of standing rigging on a sailing vessel that runs from the mast to either its transom or rear quarter, counteracting the forestay and jib. It is an important sail trim control and has a direct effect on the shape of the main ...
s and
turnbuckle
A turnbuckle, stretching screw or bottlescrew is a device for adjusting the tension or length of ropes, cables, tie rods, and other tensioning systems. It normally consists of two threaded eye bolts, one screwed into each end of a small metal f ...
adjustments for the
shrouds
Shroud usually refers to an item, such as a cloth, that covers or protects some other object. The term is most often used in reference to '' burial sheets'', mound shroud, grave clothes, winding-cloths or winding-sheets, such as the famous S ...
. Class rules prohibit pulling the mast to the windward side, however. The design has a ballbearing-equipped
mainsheet traveler
A traveller is a part of the rigging of a boat or ship that provides a moving attachment point for a rope, sail or yard to a fixed part of the vessel. It may take the form of anything from a simple ring on a metal bar or a spar to, especially in a ...
. The boat has a double-ended
outhaul
An outhaul is a control line found on a sailboat. It is an element of the running rigging, used to attach the mainsail Parts of a sail#Corners, clew to the boom (sailing), boom and tensions the Sail components#Edges, foot of the sail. It commonly ...
with a 6:1
mechanical advantage
Mechanical advantage is a measure of the force amplification achieved by using a tool, mechanical device or machine system. The device trades off input forces against movement to obtain a desired amplification in the output force. The model for t ...
, plus a
Cunningham
Cunningham is a surname of Scottish origin, see Clan Cunningham.
Notable people sharing this surname
A–C
*Aaron Cunningham (born 1986), American baseball player
*Abe Cunningham, American drummer
* Adrian Cunningham (born 1960), Australian ...
, to control
mainsail
A mainsail is a sail rigged on the main mast of a sailing vessel.
* On a square rigged vessel, it is the lowest and largest sail on the main mast.
* On a fore-and-aft rigged vessel, it is the sail rigged aft of the main mast. The sail's foot ...
shape.
The design has a
Portsmouth Yardstick
The Portsmouth Yardstick (PY) or Portsmouth handicap scheme is a term used for a number of related systems of empirical handicapping used primarily in small sailboat racing.
The handicap is applied to the time taken to sail any course, and the han ...
racing average handicap of 79.7 and is normally raced with a crew of two or three
sailor
A sailor, seaman, mariner, or seafarer is a person who works aboard a watercraft as part of its crew, and may work in any one of a number of different fields that are related to the operation and maintenance of a ship.
The profession of the s ...
s, with a class-imposed maximum crew racing weight of .
Operational history
The design is regulated and racing organized by a class club, the ''National C Scow Sailing Association''.
In a 1994 review Richard Sherwood wrote, "As may be seen from the rating, this cat-rigged scow is fast. Scows were developed in the Midwest, but the C-Scow can also be found in Texas and California. There is extensive control ... These boats are one-design, with strict control of hull shape."
See also
*
List of sailing boat types
The following is a partial list of sailboat types and sailing classes, including keelboats, dinghies and multihull ( catamarans and trimarans).
Olympic classes
World Sailing Classes
Historically known as the IYRU (International Yacht Racing ...
References
External links
*
{{Sailing dinghies and skiffs
Dinghies
1900s sailboat type designs
1920s sailboat type designs
Two-person sailboats
Scows
Sailboat type designs by John O. Johnson
Sailboat type designs by Johnson Boat Works
Sailboat types built by Melges Performance Sailboats