Bilsam Ultra Cruiser
| Ultra Cruiser | |
|---|---|
| Role | Microlight aircraft
|
| National origin | Poland |
| Manufacturer | Bilsam Aviation |
The Bilsam Ultra Cruiser is a family of
microlight aircraft designed and produced by Bilsam Aviation of Poznań, 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.[1]
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.[2]
Design and development
The Ultra Cruiser was designed to comply with the
FAR 103 Ultralight Vehicles rules, including the category's maximum empty weight of 115 kg (254 lb).[1]
The Ultra Cruiser I features a cantilever
high-wing, a single-seat enclosed cockpit under a bubble canopy, fixed tricycle landing gear and a single engine in pusher configuration.[1]
The aircraft is made from
The aircraft has a typical empty weight of 115 kg (254 lb) and a gross weight of 250 kg (550 lb), giving a useful load of 135 kg (298 lb). With full fuel of 19 litres (4.2 imp gal; 5.0 US gal) the payload for pilot and baggage is 121 kg (267 lb).[1]
Variants
Specifications (Ultra Cruiser I)
Data from Bertrand[1]
General characteristics
- Crew: one
- Wingspan: 8 m (26 ft 3 in)
- Wing area: 8 m2 (86 sq ft)
- Aspect ratio: 8:1
- Empty weight: 115 kg (254 lb)
- Gross weight: 250 kg (551 lb)
- Fuel capacity: 19 litres (4.2 imp gal; 5.0 US gal)
- Powerplant: 1 × four stroke automotive engine, 41 kW (55 hp)
Performance
- Maximum speed: 150 km/h (93 mph, 81 kn)
- Cruise speed: 100 km/h (62 mph, 54 kn)
- Stall speed: 56 km/h (35 mph, 30 kn)
- Rate of climb: 10 m/s (2,000 ft/min)
- Wing loading: 31.3 kg/m2 (6.4 lb/sq ft)