Nagler helicopters... from Germany to the USA

Stargazer

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NAGLER HAFNER

R-I Revoplane single seat experimental helicopter
R-II Revoplane single seat experimental helicopter (1932)
(nd) Helicogyro no details (1934)


NAGLER-ROLZ

NR 54 one-man portable helicopter
NR 55 one-man portable helicopter


NAGLER HELICOPTER

XNH-1 Heliglider strap-on' rotorcraft to cross rivers or other obstacles with two solid rockets at the tips of the rotor (1952)
XNH-2 Heligyro similar to XNH-1 but added 2-cyl opposed engine driving a pusher prop (1952)
NH-120 ultra-light single-seater with two rotors: one main rotor with collective and cyclic pitch control, the latter by a hanging stick, and one smaller anti-torque rotor (1954-55) [N74054]
Model 130 Convertocraft* convertiplane consisting of Aeronca K fuselage minus wings plus two-bladed rotor powered by six solid fuel rockets placed at the tip of each blade (1954)
NH-140 one-place light helicopter with two co-axial rotors and a 70hp McCulloch engine (1956)
Model 141 Vertigyro (see VERTIGYRO VG-1 below)
NH-160 "single-seat helicopter, incorporating lessons learnt from NH-120, and while the general principle remains the same, the positions of the rotors were changed; two coaxial rotors, each on either side of the center of gravity (1955-56)"
NH-161 may have been a project to re-engine the NH-160 with a more powerful (85hp de-reated from 120hp) McCulloch
Model 193 Honcho (Honcho 100) one-place helicopter with AiResearch 85-90 gas turbine feeding compressed air to the rotor (1972) [N1750Z]
Model 200 Yellow Bird two-place derivative of Honcho 100 with Continental TC140 engine (Turboméca Palouste license) (1973)


VERTIGYRO

(nd) modified from a PA-22 Tri-Pacer and fitted with a modified Brantly B-2 rotor (1960); entirely new tail with a small vertical fin and a horizontal tail plane with vertical end plates; only tested as pure helicopter [N598X]
VG-1** Vertigyro Piper PA-22 Colt aircraft fuselage with conventional engine; rotor system was driven by turbine engine, enabling craft to be flown as gyroplane, helicopter, or combination of both (Jan. 1964) [N5395Z] >> now Harry R. Van Giesen VG-1 [N2198L]
VG-2/C/P planned production two-seat derivative of VG-1 (1970)
VG-4 four-seat derivative of VG-1


NAGLER AIRCRAFT

Model 202 two-place derivative of Honcho 100 with Solar-T-62-Titan gas turbine (1973)
Model 205 low-cost circulation-control rotor helicopter proposed to the Naval Air System Command in 1972
Model 217 Phoenix pressure-jet design study using a steam engine powerplant
Model 228 Phoenix homebuilt lightweight helicopter started by Bruno Nagler and continued by Heligyro Corporation (Scottsdale AZ); may later have been continued around 1977/1978 by Eagle Helicopter Corporation of Grand Island, Nebraska


VOLJET

Model 255 Shehana = SX-255 light helicopter with Allison 250-C20B turboshaft engine (1982)
Model 276 mid-1992 design to investigate the possibilities of using the pressure-jet principle in an attack helicopter
Model 280 four/five seat light helicopter
Model 281 ultra-heavy lift helicopter of the pressure-jet configuration
Model 325 Jetaire developed from Model 280
Model 421 four-seat helicopter


PHOENIX HELIGYRO

Model 585 air pressure jet copter (= Air-Jet Rotor Helicopter)
PH200 single-seat prototype of PH-200-PJ, developed from Model 585
PH200-PJ two-seat helicopter/kitbuilt


Other unidentified designations

XH-10?
XH-20?



* also seen as Convert-A-Plane, Convertoplane and XNH-5
** according to http://www.rotorspot.nl/n-11.htm the VG-1 used to be an SNCASO 1221S Djinn
 
My dear Stargazer,




you forget the S11,it was a compound helicopter project.
 
Stéphane: the 1934 Nagler Helicogyro was single-seat craft that could operate as a helicopter or as an autogyro. In the later mode, the 2-bladed rotor freewheeled while the 90 hp Pobjoy drove a pusher propeller. Torque was to be counter-acted by the slotted tailplane.

The Helicogyro was testing in Britain in 1937 but considered to complex for production.

http://www.flightglobal.com/pdfarchive/view/1937/1937%20-%200696.html
http://www.flightglobal.com/pdfarchive/view/1943/1943%20-%200889.html
 

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Thanks hesham for the S.11 designation (any pic or info?) and especially Apophenia for documenting the Helicogyro!
 
Sorry my dear Stargazer,


no more info or picture.
 
Skyblazer said:
... S.11 designation (any pic or info?) ...[/i]!

Jane's 1974-75 (p402) tells about a four/five-seat compound helicopter - nothing more :-\ .
 
boxkite said:
Jane's 1974-75 (p402) tells about a four/five-seat compound helicopter - nothing more :-\ .

That's right my dear Boxkite,and I think it was a misprint,and I suggest if they
meant Model-411.
 

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