Landgraf H-2

First helicopter of Landgraf Helicopter Corporation developed in 1944.  Bought by the USAF for testing in 1948; however, the aircraft crashed in the testing and the pilot was killed.  The project was halted following the incident.

For further details on the design and development history of the aircraft see,

Source: “Landgraf Helicopter Co. Model H-2 Lateral-Twin Helicopter”, Ken Bartie, VFS 2019 VTOL History Calendar

Overview

Data on design, manufacture and status

Design authority: Landgraf Helicopter Corporation

Primary manufacturer: Landgraf Helicopter Corporation

Parent type: No type defined

Aircraft status: No longer flying

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift devices: 2 in Tandem (Lateral) configuration

Crew required: 1 in Single seater arrangement

Landing gear: Wheels (non-retractable)

Key Characteristics

Data on key physical features

Aircraft Details

Data on aircraft configuration, weights, flight performance and equipment

References

References and sources used

Helicopters & Autogyros of the World
Paul Lambermont, Anthony Pirie
Cassell & Company Ltd., 1959 (page 328)
Book

S-47 | S-47/R-4 Helicopter
Vinny Devine
Sikorsky Archives | Product History, Sep 19, 2017 (page 7)
Website
Very thorugh description and details of the R-4 series helicopter

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Related Public Resources

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