The Bilsam Ultra Cruiser is a family of

Polish Polish may refer to: * Anything from or related to Poland, a country in Europe * Polish language * Poles, people from Poland or of Polish descent * Polish chicken *Polish brothers (Mark Polish and Michael Polish, born 1970), American twin screenwr ...

microlight aircraft Ultralight aviation (called microlight aviation in some countries) is the flying of lightweight, 1- or 2-seat fixed-wing aircraft. Some countries differentiate between weight-shift control and conventional three-axis control aircraft with aile ...

designed and produced by

Bilsam Aviation Bilsam Aviation Industries Sp. z o.o. is a Polish aircraft manufacturer based in Poznań. The company specializes in the design and manufacture of ultralight aircraft in the form of plans and kits for amateur construction and ready-to-fly airc ...

Poznań Poznań () is a city on the River Warta in west-central Poland, within the Greater Poland region. The city is an important cultural and business centre, and one of Poland's most populous regions with many regional customs such as Saint Joh ...

, introduced in the 2000s. The aircraft is supplied as a complete ready-to-fly-aircraft, as a kit and in the form of plans for amateur construction.Bertrand, Noel; Rene Coulon; et al: ''World Directory of Leisure Aviation 2003-04'', page 130. Pagefast Ltd, Lancaster UK, 2003. ISSN 1368-485X The manufacturer's website is non-functional and has been so since about 2008, so it is not clear if the company is still in business.

Design and development

The Ultra Cruiser was designed to comply with the

Fédération Aéronautique Internationale The (; FAI; en, World Air Sports Federation) 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 mainta ...

microlight Ultralight aviation (called microlight aviation in some countries) is the flying of lightweight, 1- or 2-seat fixed-wing aircraft. Some countries differentiate between weight-shift control and conventional three-axis control aircraft with aile ...

category, including the category's maximum gross weight of and the US

FAR 103 Ultralight Vehicles Ultralight aircraft in the United States are much smaller and lighter than ultralight aircraft as defined by all other countries. In the United States, ultralights are described as "ultralight vehicles" and not as aircraft. They are not requ ...

rules, including the category's maximum empty weight of . The Ultra Cruiser I features a cantilever

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 planes. A monoplane has inherently the highest efficiency and lowest drag of any wing conf ...

, a single-seat enclosed cockpit under 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 drastically vary; s ...

, fixed

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

and a single engine in

pusher configuration In an aircraft with a pusher configuration (as opposed to a tractor configuration), the propeller(s) are mounted behind their respective engine(s). Since a pusher propeller is mounted behind the engine, the drive shaft is in compression in no ...

. The aircraft is made from

composite material A composite material (also called a composition material or shortened to composite, which is the common name) is a material which is produced from two or more constituent materials. These constituent materials have notably dissimilar chemical or ...

. Its span wing has a wing area of . The standard engines used are the

Hirth F-33 The Hirth F-33 is a single cylinder, two stroke, carburetted aircraft engine designed for use on ultralight aircraft, including powered paragliders and ultralight trikes. the engine is noted for its extremely light base weight of . It is ma ...

two-stroke A two-stroke (or two-stroke cycle) engine is a type of internal combustion engine that completes a power cycle with two strokes (up and down movements) of the piston during one power cycle, this power cycle being completed in one revolution of t ...

or the Bilsam TNA 650

Suzuki is a Japan, Japanese multinational corporation headquartered in Minami-ku, Hamamatsu, Japan. Suzuki manufactures automobiles, motorcycles, All-terrain vehicle, all-terrain vehicles (ATVs), outboard motor, outboard marine engines, wheelchairs ...

automotive conversion powerplant. The aircraft has a typical empty weight of and a gross weight of , giving a useful load of . With full fuel of the payload for pilot and baggage is .

Variants

;Ultra Cruiser I :Single-seat version ;Ultra Cruiser II :Two-seat version

Specifications (Ultra Cruiser I)

References

External links

* {{Bilsam aircraft Ultra Cruiser 2000s Polish sport aircraft 2000s Polish ultralight aircraft 2000s Polish civil utility aircraft Single-engined pusher aircraft High-wing aircraft Homebuilt aircraft