Hatz CB-1
From Wikipedia, the free encyclopedia
The Hatz CB-1 is a 1960s American light biplane designed by John Hatz for amateur construction. The Hatz Classic variant is supplied in kit form by Makelan Corp of New Braunfels, Texas,[2] while the other variants are available as plans only.[3]
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| Hatz CB-1 | |
|---|---|
| |
| General information | |
| Type | Homebuilt biplane |
| Manufacturer | Makelan Corp |
| Designer | John Hatz |
| Number built | 150 (2011)[1] |
| History | |
| Introduction date | 1969 |
| First flight | 1968 |
| Variants | Hatz Classic Kelly-D |
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Design and development
John Hatz designed the CB-1 in 1968 as a smaller version of a Waco F series biplane. The CB-1 is a tandem dual-control two-seat biplane with fixed tailwheel landing gear and powered by a variety of nose-mounted small engines. Steel tube fuselage and tail with wooden wings. Plans and kits of parts for the CB-1 are available for amateur construction.
Variants
- CB-1
- Base model[1][4]
- Hatz Classic
- Designed by Billy Dawson, which has a stretched more rounded fuselage and powered by a Lycoming O-320.[5]
- Kelly-D
- A simpler and larger variant of the Hatz, with the wing center section removed, designed by Dudley Kelly.[1][4]
- Hatz Bantam
- A lighter model that fits the United States light-sport aircraft rules.[6]
Specifications (CB-1)
Data from Jane's All the World's Aircraft 1982–83[7]
General characteristics
- Crew: 2
- Length: 19 ft 0 in (5.79 m)
- Wingspan: 25 ft 4 in (7.72 m)
- Height: 7 ft 10 in (2.39 m)
- Wing area: 178 sq ft (16.5 m2)
- Aspect ratio: 6.06:1
- Airfoil: Clark Y
- Empty weight: 875 lb (397 kg)
- Max takeoff weight: 1,600 lb (726 kg)
- Fuel capacity: 18 US gal (15 imp gal; 68 L)
- Powerplant: 1 × Lycoming O-235 air-cooled flat four, 115 hp (86 kW)
- Propellers: 2-bladed Sensenich fixed-pitch propeller, 5 ft 10 in (1.78 m) diameter
Performance
- Cruise speed: 90 mph (140 km/h, 78 kn) (max cruise)
- Stall speed: 40 mph (64 km/h, 35 kn)
- Never exceed speed: 150 mph (240 km/h, 130 kn)
- Range: 200 mi (320 km, 170 nmi) (30 minute reserves)
- Rate of climb: 800 ft/min (4.1 m/s)
