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flown in the United States. The PV-2 first flew on April 11, 1943. Developed as a technology demonstrator, the PV-2 brought several new features such as the first dynamically balanced rotor blades, a rigid tail rotor with a tension-torsion pitch change system, and a full
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4-cylinder horizontally-opposed piston engine, 90 hp (67 kW) at 2,500 rpm
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105:. The PV-2 is best known for being one of the first successful
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925:Individual aircraft in the Smithsonian Institution
237:National Aviation Hall of Fame - Frank Piasecki
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161:21 ft 6 in (6.55 m) fuselage
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259:"History - single rotor helicopters: PV-2"
253:
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213:100 mph (160 km/h, 87 kn)
135:History - single rotor helicopters: PV-2
305:"The Incomplete Guide to Airfoil Usage"
229:
219:150 mi (240 km, 130 nmi)
18:
189:488.4 sq ft (45.37 m)
7:
284:. Aircraft Engine Historical Society
276:Erickson, Jack (1 November 2016).
183:24 ft 11 in (7.6 m)
117:The PV-2 is now on display at the
14:
920:Single-engined piston helicopters
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915:1940s United States helicopters
1:
337:National Air and Space Museum
119:National Air and Space Museum
930:Aircraft first flown in 1943
910:Piasecki Helicopter aircraft
347:rare photo of PV-2 in flight
101:is a helicopter designed by
796:Piasecki/Vertol helicopters
382:Piasecki Helicopter, Vertol
167:1,000 lb (454 kg)
123:Steven F. Udvar-Hazy Center
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785:Piasecki Helicopter/Vertol
333:P-V Engineering Forum PV-2
393:
386:Boeing Rotorcraft Systems
35:
26:
21:
309:m-selig.ae.illinois.edu
140:General characteristics
36:PV-2 in flight testing
16:US helicopter prototype
261:. 2001. Archived from
282:www.enginehistory.org
114:rotor pitch control.
112:cyclic and collective
56:P-V Engineering Forum
345:August 1951, page 30
181:Main rotor diameter:
165:Max takeoff weight:
874:VZ-8/PA-59 Airgeep
838:H-25/HUP Retriever
242:2008-05-22 at the
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852:Piasecki Aircraft
828:H-16 Transporter
818:PV-15 Transporter
789:Piasecki Aircraft
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303:Lednicer, David.
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808:PV-3/HRP Rescuer
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175:Franklin 4AC-199
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46:Type of aircraft
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73:April 11, 1943
65:Frank Piasecki
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265:on 2008-03-15.
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211:Maximum speed:
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103:Frank Piasecki
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99:Piasecki PV-2
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70:First flight
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312:. Retrieved
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286:. Retrieved
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263:the original
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87:Number built
278:"Franklin1"
204:Performance
171:Powerplant:
107:helicopters
904:Categories
288:21 January
224:References
44:Helicopter
197:NACA 0012
153:Capacity:
133:Data from
78:Produced
62:Designer
314:16 April
240:Archived
335:at the
159:Length:
889:PA-890
384:, and
217:Range:
879:PA-97
869:PA-39
859:PA-2B
147:Crew:
81:1943
41:Role
22:PV-2
884:X-49
843:VZ-2
833:H-21
803:PV-2
316:2019
290:2020
173:1 ×
97:The
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121:'s
906::
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307:.
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