The Robinson R44 Raven I is a single-engined light utility helicopter for
up to 1 crew and 3 passengers, powered by a carburetted Lycoming
O-540-F1B5 piston engine. The Robinson R44 is built and developed by the
Robinson Helicopter Company in Torrance, California. Design of the Model
R44 began in 1985. The first prototype flew on 31 March 1990 and the
second in January 1991. Sales efforts got under way in March 1992 at a
base price of 235.000 US-Dollars. FAA Type Certification for the R44
Astro was achieved on 10 December 1992, and the first Robinson R44 Astro
was delivered in February 1993. In 2000, the R44 Astro was replaced as
the main production model by the hydraulically-assisted R44 Raven. Today
the four-seat Model R44 is the world's most popular helicopter with over 6300 delivered to customers all over the world. The
ICAO Aircraft Type Designator for the R44 Raven I helicopters is R44.
The 2000-built Robinson R44 Raven c/n 0741 was registered N7187H in the USA by the Robinson Helicopter Company.
In 2000, the helicopter was registered D-HRAV in Germany with Heli Flight GmbH.
In 2002, Robinson R44 Raven I D-HRAV was leased by Ambulanz
Millich-Rettungsdienst GmbH, Kessin. On 7 June 2004, Robinson R44 Raven I D-HRAV was
seen in service with Heli-Flight at Flugplatz Reichelsheim in Germany.