List of Different Types of Airplanes in the World
Hopfner HV-4-28 - airplanes
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The Hopfner HV-4-28 was a small airliner built in Austria in the late 1920s. An enlarged version of the HV-3-27 it was a conventional high-wing cantilever monoplane with a fully enclosed cabin. A single example was built in 1928 and saw heavy use by the airline that year. In 1929 it received a major refurbishment that incliuded a change or powerplant from the original Heiro to a Gnome et Rhône-built Bristol Jupiter V engine and was sold to a private owner under the new designation HV-8-29GR.
Made by Hopfner (aircraft manufacturer).
Empty Weight Lb
3060
Wing Area Sqm
42
Designer
Theodor Hopfner
Eng 1 Type
Heiro
Eng 1 Kw
170
Span In
2
Gross Weight Lb
4340
Capacity
5
Number Built
1
Crew
One pilot
Empty Weight Kg
1390
Gross Weight Kg
1970
Height In
10
Primary user
Endurance Min
30
Endurance H
6
Manufacturer
Max Speed Mph
78
Max Speed Kmh
125
Height Ft
10
Span Ft
53
National Origin
Austria
Wing Area Sqft
452
Met Or Eng
met
Span M
16
Length Ft
36
Height M
3
Eng 1 Hp
230
Eng 1 Number
1
Length In
1
Length M
11
Category