Piel Beryl
| Piel CP.70 Beryl | |
|---|---|
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| The prototype CP.70 Beryl F-PMEQ at Beynes-Thiverval airfield near Beynes, Yvelines near Paris in August 1965 | |
| Role | Sport aircraftTemplate:Short description |
| National origin | France |
| Manufacturer | Homebuilt |
| Designer | Claude Piel |
| First flight | ca. 1965 |
| Status | in current operation |
| Primary user | private pilot owners |
The Piel CP.70 Beryl is a French twin-seat, single-engine sport aircraft designed by Claude Piel. It was first flown in France in the 1960s and marketed for amateur construction.[1][2]
Design and development
Designed by Claude Piel, the Beryl uses the same wing design as the Piel Emeraude but with a new fuselage, exchanging the Emeraude's side-by-side configuration seating for seating in tandem. As originally designed, the aircraft is fitted with fixed, tricycle undercarriage with a steerable nosewheel. Construction throughout is of doped fabric-covered wood.[2][3][4]
An aerobatic version, designated the CP.750 was also developed. This differs from the basic CP.70 in having a reduced wingspan, fixed tailwheel undercarriage and a slightly longer fuselage. It retains the CP.70's wooden wings, but the fuselage is built of welded steel tube and still covered in fabric.[3]
Operational history
The Beryl has been homebuilt by amateur constructors and in 2009 there were still four examples active on the French civil aircraft register. The prototype F-PMEQ, completed in 1965 with tricycle undercarriage, was still active in 2014 modified as a CP.703 with tail-wheel undercarriage. Examples of the design have also been completed in Brazil and the United States.
Variants
- CP.70
- Standard variant for homebuilding powered by a Script error: No such module "convert". Continental A65-8F or Script error: No such module "convert". Lycoming O-235 engine.[1][4]
- CP.750
- a CP-70 with 150 hp Lycoming O-320 engine with a reduced wingspan, fixed tailwheel undercarriage, and a slightly longer fuselage.[3]
- CP.751
- CP-750 with 200 hp Lycoming O-360-A2A engine.[5]
Specifications (CP.70)
Data from Jane's All the World's Aircraft 1977–78, p.496
General characteristics
- Crew: One pilot
- Capacity: 1 passengerTemplate:Aircraft specs/lengthTemplate:Aircraft specs/lengthTemplate:Aircraft specs/lengthTemplate:Aircraft specs/lengthTemplate:Aircraft specs/lengthTemplate:Aircraft specs/lengthTemplate:Aircraft specs/lengthTemplate:Aircraft specs/lengthTemplate:Aircraft specs/lengthTemplate:Aircraft specs/convertTemplate:Aircraft specs/convertTemplate:Aircraft specs/convertTemplate:Aircraft specs/convertTemplate:Aircraft specs/convertTemplate:Aircraft specs/convertTemplate:Aircraft specs/convertTemplate:Aircraft specs/engTemplate:Aircraft specs/engTemplate:Aircraft specs/engTemplate:Aircraft specs/lengthTemplate:Aircraft specs/convertTemplate:Aircraft specs/length
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Notes
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- ↑ a b Taylor 1989, p.725
- ↑ a b Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015–16, page 100. Flying Pages Europe SARL, 2015. Template:Catalog lookup linkScript error: No such module "check isxn".
- ↑ a b c Jane's All the World's Aircraft 1977–78, p.496
- ↑ a b Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011–12, page 96. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
- ↑ "French homebuilts gather at RSA rally" 1981, p.545
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References
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- Pages with script errors
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- 1960s French sport aircraft
- Piel aircraft
- Homebuilt aircraft
- Low-wing aircraft
- Aircraft first flown in 1965
- Single-engined tractor aircraft
- Single-engined piston aircraft
- Aircraft with fixed tricycle landing gear
- Aircraft with fixed conventional landing gear