The Aerosport OY Spider is a family of

Estonia Estonia, formally the Republic of Estonia, is a country by the Baltic Sea in Northern Europe. It is bordered to the north by the Gulf of Finland across from Finland, to the west by the sea across from Sweden, to the south by Latvia, a ...

paramotor Paramotor is the generic name for the harness and propulsive portion of a powered paraglider ("PPG"). There are two basic types of paramotors: foot launch and wheel launch. Foot launch models consist of a frame with harness, fuel tank, engine, ...

s that was designed and produced by Aerosport OY of

Keila Keila (german: Kegel) is a town and an urban municipality in Harju County in north-western Estonia, 25 km southwest of Tallinn. Keila is also the location of administrative buildings of the surrounding Keila Parish, a rural municipality se ...

for

powered paragliding Powered paragliding, also known as paramotoring or PPG, is a form of ultralight aviation where the pilot wears a back-pack motor (a paramotor) which provides enough thrust to take off using a paraglider. It can be launched in still air, and on ...

. Now out of production, when the series were available the aircraft were supplied complete and ready-to-fly.Bertrand, Noel; Rene Coulon; et al: ''World Directory of Leisure Aviation 2003-04'', page 63. Pagefast Ltd, Lancaster UK, 2003. ISSN 1368-485X

Design and development

The Spider line was designed to comply with 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 req ...

rules as well as European regulations. It features a

paraglider Paragliding is the recreational and competitive adventure sport of flying paragliders: lightweight, free-flying, foot-launched glider aircraft with no rigid primary structure. The pilot sits in a harness or lies supine in a cocoon-like ' ...

-style wing, single-place accommodation and a single engine in pusher configuration with a

reduction drive A reduction drive is a mechanical device to shift rotational speed. A planetary reduction drive is a small scale version using ball bearings in an epicyclic arrangement instead of toothed gears. Reduction drives are used in engines of all kinds ...

. The fuel tank capacity is . The basic design is built from

aluminium 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. I ...

tubing, plus a nylon harness. The various models employ different engine, reduction drive and propeller combinations. As is the case with all paramotors, take-off and landing is accomplished by foot. Inflight steering is accomplished via handles that actuate the canopy brakes, creating roll and yaw.

Variants

;Spider F33 :Model with a single Hirth F33 engine, a 2.2:1 ratio

and a diameter propeller ;Spider F33 BL :Model with a single Hirth F33 engine, a 2.7:1 ratio reduction drive and a diameter propeller ;Spider M21Y :Model with a single Cors'Air M21Y engine and a 2.48:1 ratio reduction drive and a diameter propeller ;Spider M21Y BL :Model with a single Cors'Air M21Y engine, a 2.6:1 ratio reduction drive and a diameter propeller ;Spider PS2000 :Model with a single PS2000 engine, a 2.5:1 ratio reduction drive and a diameter propeller ;Spider Racket :Model with a single Radne Raket 120 engine, a 3.8:1 ratio reduction drive and a diameter propeller ;Spider Solo :Model with a single

Solo 210 The Hirth F-36 is a single-cylinder, two-stroke, carburetted aircraft engine designed for use on ultralight aircraft, especially powered paragliders and ultralight trikes. It is noted for its extremely small equipped weight of including ex ...

engine and a 2.5:1 ratio reduction drive and a diameter propeller

Specifications (Spider F33)

References

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Spider Spiders ( order Araneae) are air-breathing arthropods that have eight legs, chelicerae with fangs generally able to inject venom, and spinnerets that extrude silk. They are the largest order of arachnids and rank seventh in total species ...

2000s Estonian ultralight aircraft Single-engined pusher aircraft Paramotors