The Seamax M-22 is a Brazilian single-engine,

amphibious Amphibious means able to use either land or water. In particular it may refer to: Animals * Amphibian, a vertebrate animal of the class Amphibia (many of which live on land and breed in water) * Amphibious caterpillar * Amphibious fish, a fish ...

light sport aircraft A light-sport aircraft (LSA), or light sport aircraft, is a category of small, lightweight aircraft that are simple to fly. LSAs tend to be heavier and more sophisticated than ultralight (aka "microlight") aircraft, but LSA restrictions on weigh ...

(LSA) and

Fédération Aéronautique Internationale The World Air Sports Federation (; FAI) is the world governing body for air sports, and also stewards definitions regarding human spaceflight. It was founded on 14 October 1905, and is headquartered in Lausanne, Switzerland. It maintains worl ...

microlight. Originally manufactured by

AirMax Construções Aeronáuticas Airmax or Air Max may refer to: * Nike Air Max, a line of shoes first released by Nike, Inc. * AirMax, a proprietary wireless protocol and wireless product brand developed by Ubiquiti Networks * Air Max Africa, an airline based in Libreville, Gab ...

Jacarepaguá Jacarepaguá (), with a land area of , is a neighborhood situated in the West Zone of Rio de Janeiro, Brazil. In 2010, it had a population of 157,326. The name comes from the indigenous name of the location, "shallow pond of caymans", yakaré (c ...

and called the Airmax SeaMax, since 2015 it has been built by Seamax Aircraft of

São Paulo São Paulo (; ; Portuguese for 'Paul the Apostle, Saint Paul') is the capital of the São Paulo (state), state of São Paulo, as well as the List of cities in Brazil by population, most populous city in Brazil, the List of largest cities in the ...

.Bayerl, Robby; Martin Berkemeier; et al: ''World Directory of Leisure Aviation 2011-12'', page 23. WDLA UK, Lancaster UK, 2011. ISSN 1368-485XTacke, Willi; Marino Boric; et al: ''World Directory of Light Aviation 2015-16'', page 79. Flying Pages Europe SARL, 2015.

Design and development

The Seamax M-22 was designed in 1999. A prototype was flown in 2000 and the first production aircraft left the factory in 2001. The Seamax M-22 is constructed using composite materials and metal components. It has a two-seat,

side-by-side configuration Tandem, or in tandem, is an arrangement in which two or more animals, machines, or people are lined up one behind another, all facing in the same direction. ''Tandem'' can also be used more generally to refer to any group of persons or objects w ...

cabin with a

bubble canopy A bubble canopy is an aircraft canopy constructed without bracing, for the purpose of providing a wider unobstructed field of view to the pilot, often providing 360° all-round visibility. The designs of bubble canopies can vary drastically; so ...

which is hydraulically raised for access. The

high-wing A monoplane is a fixed-wing aircraft configuration with a single mainplane, in contrast to a biplane or other types of multiplanes, which have multiple wings. A monoplane has inherently the highest efficiency and lowest drag of any wing config ...

strut-braced In aeronautics, bracing comprises additional structural members which stiffen the functional airframe to give it rigidity and strength under load. Bracing may be applied both internally and externally, and may take the form of struts, which act in ...

and the tail is a

cruciform tail The cruciform tail is an aircraft empennage configuration which, when viewed from the aircraft's front or rear, looks much like a cross. The usual arrangement is to have the tailplane, horizontal stabilizer intersect the vertical tail somewhere ...

. The aircraft's

tricycle landing gear Tricycle gear is a type of aircraft undercarriage, or ''landing gear'', that is arranged in a tricycle fashion. The tricycle arrangement has one or more nose wheels in a single front undercarriage and two or more main wheels slightly aft of th ...

is retractable for landing on water. It is powered by a

Rotax 912ULS The Rotax 912 is a horizontally-opposed four-cylinder, naturally-aspirated, four-stroke aircraft engine with a reduction gearbox. It features liquid-cooled cylinder heads and air-cooled cylinders. Originally equipped with carburetors, ...

pusher configuration In aeronautical and naval engineering, pusher configuration is the term used to describe a drivetrain of air- or watercraft with propulsion device(s) after the engine(s). This is in contrast to the more conventional tractor configuration, wh ...

engine mounted above the wing to avoid water ingestion. Versions can be constructed to meet the requirements of both the European microlight and US LSA categories. A version with folding wings is available as the M-22 FW. A total of 160 had been built by 2018.

Specifications

References

{{reflist 2000s Brazilian civil utility aircraft Amphibious aircraft Light-sport aircraft High-wing aircraft Single-engined pusher aircraft Aircraft first flown in 2000

Design and development

Specifications

See also

References