Hillberg EH1-01 RotorMouse explained

The Hillberg EH1-01 RotorMouse is an American helicopter that was designed by Donald Gene Hillberg and produced by Hillberg Helicopters of Fountain Valley, California, first flying in 1993. Now out of production, when it was available the aircraft was supplied as a kit for amateur construction.[1]

Design and development

The EH1-01 RotorMouse was designed to comply with the US Experimental - Amateur-built aircraft rules. It features a single main rotor, a two-bladed tail rotor, a single-seat enclosed cockpit with a windshield, skid-type landing gear. The acceptable power range is 145to and the standard engine used is a 1450NaN0 Garrett AiResearch 36-55 auxiliary power unit (APU).

The aircraft's semi-monocoque fuselage is made from 2024-T3 aluminum sheet. Its 201NaN1 diameter two-bladed rotor employs a NACA 0012 airfoil. The aircraft has an empty weight of 6350NaN0 and a gross weight of 13000NaN0, giving a useful load of 6650NaN0. With full fuel of, located in a crash-resistant fuel cell, the payload for pilot and baggage is 4410NaN0. The cabin width is 240NaN0 and the aircraft mounts stub wings similar to the Bell AH-1 HueyCobra.[2]

Operational history

By 1998 the company reported that one aircraft was completed and flying.

By March 2015 one example had been registered in the United States with the Federal Aviation Administration. The sole one on the registry was in the name of the designer.[3]

Variants

EH1-01 RotorMouse
  • Single seat version, one completed
    EH1-02 TandemMouse
  • Proposed two seats-in-tandem version to resemble the Bell AH-1 HueyCobra. It was proposed to have been powered by a Solar T-62 turbine engine of 1500NaN0.

    See also

    External links

    Notes and References

    1. Purdy, Don: AeroCrafter - Homebuilt Aircraft Sourcebook, Fifth Edition, pages 325 and 352. BAI Communications, 15 July 1998.
    2. Web site: The Incomplete Guide to Airfoil Usage. 30 March 2015. Lednicer. David. 2010. https://web.archive.org/web/20100420012244/http://www.ae.illinois.edu/m-selig/ads/aircraft.html. 20 April 2010. dead.
    3. Web site: N-Number Inquiry Results - N10TE. 30 March 2015. Federal Aviation Administration. 30 March 2015. April 2, 2015. https://web.archive.org/web/20150402172511/http://registry.faa.gov/aircraftinquiry/NNum_Results.aspx?NNumbertxt=10TE. dead.