Hoffmann H40

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Hoffmann H40
Hoffmann H 40.jpg
Type: Sport plane
Design country:

Germany Federal RepublicFederal Republic of Germany BR Germany

Manufacturer:

Wolf Hoffmann aircraft construction

First flight:

August 28, 1988

Number of pieces:

2

The Hoffmann H40 is a two-seater sports aircraft produced by the German company Wolf Hoffmann Flugzeugbau in Günzburg.

history

The aircraft designed by Wolf Hoffmann came into being at the end of the 1980s with the aim of obtaining a type certification according to the new European building regulations JAR-VLA . The first flight of the prototype with the registration D-EIOF on August 28, 1988 and the flight tests were carried out by co-designer Dieter Oppel at Günzburg airfield . After building a second prototype with the registration D-EABY, the model received approval from the Federal Aviation Office on November 25, 1992 in accordance with the requirements of FAR 23.

construction

Consisting of GRP / CFRP - composites constructed low-wing has a slightly swept forward double trapeze wing with lift and electrical auszufahrenen split flaps. Two seats are arranged side by side in the cockpit with a central bar in the roof and large double doors. A damped elevator with trim tab and a damped rudder form a T-tail. The nose wheel landing gear of the prototype consists of the nose wheel of a Cessna 152 and the main landing gear of a Piper Tomahawk . The first prototype with the serial number 40-001 is powered by a four - cylinder Limbach 2400DB boxer engine with a Mühlbauer variable pitch propeller, the second (40-002) received a Lycoming O-235-P2A with a three-blade propeller.

Technical specifications

Parameter Prototype D-EIOF D-EABY prototype
crew 1
Passengers 1
Hull length 7.54 m 7.32 m
Torso height 2.38 m
span 10.84 m 10.76 m
Wing area 13.62 m²
Elongation 8.6 8.5
Wing profile FX 63-137
Max. Takeoff mass 800 kg 850 kg
drive a Limbach L2400DB with 95 PS (70 kW) a Lycoming O-235-P2A
Tank capacity 2 × 50 l 2 × 48 l
Minimum speed 78 km / h
Maneuver speed 174 km / h
Top speed 275 km / h 258 km / h
Cruising speed 210 km / h 207 km / h
Service ceiling 4000 m
Range 1200 km
Take-off run 180 m
Landing route

See also

Individual evidence

  1. ↑ a b c Gerhard Marzinzik: Hoffmann H 40 . In: aerokurier . No. 11 , 1988, pp. 1462-1465 .
  2. ↑ a b c EASA.A.541 Hoffmann H 40. (PDF; 57 kB) Edition 1. In: easa.europa.eu. EASA, March 14, 2016, accessed January 3, 2019 .