Wedell-Williams XP-34: Difference between revisions
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{{short description|Canceled fighter project}} |
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{|{{Infobox Aircraft Begin |
{|{{Infobox Aircraft Begin |
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|name=XP-34 |
|name=XP-34 |
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|image= Wedell-Williams XP-34 artists concept.jpg |
|image= File:Wedell-Williams XP-34 artists concept.jpg |
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|caption= Artist's impression of the XP-34 |
|caption= Artist's impression of the XP-34 |
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}}{{Infobox Aircraft Type |
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The '''Wedell-Williams XP-34''' was a [[fighter aircraft]] design submitted to the [[United States Army Air Corps]] (USAAC) before [[World War II]] by [[Marguerite Clark]] Williams, widow of millionaire [[Harry Palmerston Williams|Harry P. Williams]], former owner and co-founder of the [[Jimmy Wedell|Wedell-Williams Air Service Corporation]]. |
The '''Wedell-Williams XP-34''' was a [[fighter aircraft]] design submitted to the [[United States Army Air Corps]] (USAAC) before [[World War II]] by [[Marguerite Clark]] Williams, widow of millionaire [[Harry Palmerston Williams|Harry P. Williams]], former owner and co-founder of the [[Jimmy Wedell|Wedell-Williams Air Service Corporation]]. |
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==Specifications (proposed)== |
==Specifications (proposed)== |
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{{Aircraft specs |
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{{Aerospecs |
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|ref= ''U.S. Fighters'' |
|ref= ''U.S. Fighters'' |
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|prime units? = imp |
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|crew=1 pilot |
|crew=1 pilot |
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|capacity= |
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|length m=7.2 |
|length m=7.2 |
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|length ft=23 |
|length ft=23 |
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|span m=8.45 |
|span m=8.45 |
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|span ft=27 |
|span ft=27 |
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|span in=8 |
|span in=8.5 |
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|swept m=<!-- swing-wings --> |
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|swept ft=<!-- swing-wings --> |
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|swept in=<!-- swing-wings --> |
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|rot number=<!-- helicopters --> |
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|rot dia m=<!-- helicopters --> |
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|rot dia ft=<!-- helicopters --> |
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|rot dia in=<!-- helicopters --> |
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|dia m=<!-- airships etc --> |
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|dia ft=<!-- airships etc --> |
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|dia in=<!-- airships etc --> |
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|width m=<!-- if applicable --> |
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|width ft=<!-- if applicable --> |
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|width in=<!-- if applicable --> |
|width in=<!-- if applicable --> |
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As proposed, the XP-34 would have had a [[wingspan|span]] of 27' 8 |
As proposed, the XP-34 would have had a [[wingspan|span]] of 27' 8.5" (8.45 m), height 10' 9" (3.28 m), a gross weight of 4,250 lb (1927 kg), and a projected speed of 286 mph at 10,000 ft (460 km/h at 3050 m).<ref name= "Jones p. 80"/> |
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|height m=3.28 |
|height m=3.28 |
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|height ft=10 |
|height ft=10 |
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|height in=9 |
|height in=9 |
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|wing area sqm= |
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|wing area sqft= |
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|swept area sqm=<!-- swing-wings --> |
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|swept area sqft=<!-- swing-wings --> |
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|rot area sqm=<!-- helicopters --> |
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|rot area sqft=<!-- helicopters --> |
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|volume m3=<!-- lighter-than-air --> |
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|volume ft3=<!-- lighter-than-air --> |
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|aspect ratio=<!-- sailplanes --> |
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|empty weight kg= |
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|empty weight lb= |
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|gross weight kg=1,928 |
|gross weight kg=1,928 |
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|gross weight lb=4,250 |
|gross weight lb=4,250 |
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|lift kg=<!-- lighter-than-air --> |
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|lift lb=<!-- lighter-than-air --> |
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|eng1 number=1 |
|eng1 number=1 |
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|eng1 |
|eng1 name=[[Pratt & Whitney]] [[Pratt & Whitney R-1830 Twin Wasp|XR1830-C]] air-cooled [[radial engine|radial]] |
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|eng1 kw=671 |
|eng1 kw=671 |
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|eng1 hp=900 |
|eng1 hp=900 |
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|eng1 kn=<!-- jet/rocket engines --> |
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|eng1 lbf=<!-- jet/rocket engines --> |
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|eng1 kn-ab=<!-- afterburners --> |
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|eng1 lbf-ab=<!-- afterburners --> |
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|eng2 number= |
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|eng2 type= |
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|eng2 kw=<!-- prop engines --> |
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|eng2 hp=<!-- prop engines --> |
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|eng2 kn=<!-- jet/rocket engines --> |
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|eng2 lbf=<!-- jet/rocket engines --> |
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|eng2 kn-ab=<!-- afterburners --> |
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|eng2 lbf-ab=<!-- afterburners --> |
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|max speed kmh=496 |
|max speed kmh=496 |
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|max speed mph=308 |
|max speed mph=308 |
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|max speed mach=<!-- supersonic aircraft --> |
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|cruise speed kmh=<!-- if max speed unknown --> |
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|cruise speed mph=<!-- if max speed unknown --> |
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|range km= |
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|range miles= |
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|endurance h=<!-- if range unknown --> |
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|endurance min=<!-- if range unknown --> |
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|ceiling m= |
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|ceiling ft= |
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|glide ratio=<!-- sailplanes --> |
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|climb rate ms= |
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|climb rate ftmin= |
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|sink rate ms=<!-- sailplanes --> |
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|sink rate ftmin=<!-- sailplanes --> |
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|armament1= |
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|armament2= |
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|armament3= |
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|armament4= |
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|armament5= |
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|armament6= |
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}} |
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;Bibliography |
;Bibliography |
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{{refbegin}} |
{{refbegin}} |
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* Dorr, Robert F. and Donald, David. ''Fighters of the United States Air Force.'' London: Temple, 1990. ISBN |
* Dorr, Robert F. and Donald, David. ''Fighters of the United States Air Force.'' London: Temple, 1990. {{ISBN|0-600-55094-X}}. |
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* Jones, Lloyd S. ''U.S. Fighters, Army-Air Force: 1925 to 1980s''. Los Angeles: Aero Publishers Incorporated, 1975. ISBN |
* Jones, Lloyd S. ''U.S. Fighters, Army-Air Force: 1925 to 1980s''. Los Angeles: Aero Publishers Incorporated, 1975. {{ISBN|0-8168-9200-8}}. |
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{{refend}} |
{{refend}} |
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{{USAF fighters}} |
{{USAF fighters}} |
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[[Category: |
[[Category:Wedell-Williams aircraft|XP-34]] |
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[[Category: |
[[Category:Cancelled military aircraft projects of the United States|Wedell-Williams P-34]] |
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[[Category: |
[[Category:Single-engined tractor aircraft]] |
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[[Category: |
[[Category:Low-wing aircraft]] |
Latest revision as of 21:33, 20 July 2020
XP-34 | |
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Artist's impression of the XP-34 | |
Role | Fighter aircraft |
National origin | United States |
Manufacturer | Wedell-Williams Air Service Corporation |
Developed from | Wedell-Williams Model 45 |
The Wedell-Williams XP-34 was a fighter aircraft design submitted to the United States Army Air Corps (USAAC) before World War II by Marguerite Clark Williams, widow of millionaire Harry P. Williams, former owner and co-founder of the Wedell-Williams Air Service Corporation.
Design and development[edit]
Derived from an original proposal made in 1932, the XP-34 was based on a design by air racer Jimmy Wedell, who was considered, "one of the most noted race plane designers of its day".[1] The aircraft was a direct result of the development of Wedell's most successful designs, the Model 44 and Model 45.[2] The forward fuselage was intended to be metal, the after part and control surfaces covered in fabric.[1]
The interest expressed from the USAAC was based on the success of the private racing aircraft in the 1930s that were reaching 300 mph speeds in competition, a performance level not achieved by standard aircraft types in service in the U.S. military.[2]
On 1 October 1935, the USAAC ordered a full set of drawings and issued the XP-34 designation. It soon became apparent, however, with its original 700 hp (522 kW) Pratt & Whitney R1535 Twin Wasp engine, the anticipated performance of the XP-34 would be insufficient compared to designs already in production.
Wedell-Williams suggested substituting the 900 hp (671 kW) XR-1830 instead. Although the promise of high speed was still there, other considerations such as the complete redesign of the airframe to accommodate a heavier and more powerful engine were considered impractical with the new design subsequently rejected by the Air Corps before any aircraft were built.[2]
Specifications (proposed)[edit]
Data from U.S. Fighters
General characteristics
- Crew: 1 pilot
- Length: 23 ft 6 in (7.2 m)
- Wingspan: 27 ft 8.5 in (8.45 m)
- Height: 10 ft 9 in (3.28 m)
- Gross weight: 4,250 lb (1,928 kg)
- Powerplant: 1 × Pratt & Whitney XR1830-C air-cooled radial , 900 hp (671 kW)
Performance
- Maximum speed: 308 mph (496 km/h, 268 kn)
See also[edit]
Related development
Related lists
References[edit]
- Notes
- Bibliography
- Dorr, Robert F. and Donald, David. Fighters of the United States Air Force. London: Temple, 1990. ISBN 0-600-55094-X.
- Jones, Lloyd S. U.S. Fighters, Army-Air Force: 1925 to 1980s. Los Angeles: Aero Publishers Incorporated, 1975. ISBN 0-8168-9200-8.