Howland H-2A Honey Bee
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The Howland H-2 Honey Bee is an American
homebuilt aircraft Homebuilt aircraft, also known as amateur-built aircraft or kit planes, are constructed by persons for whom this is not a professional activity. These aircraft may be constructed from "scratch", from plans, or from assembly kits.Armstrong, Kenn ...
that was designed by Bert Howland and made available by Howland Aero Design in the form of plans for amateur construction, with kits provided by
Aircraft Spruce & Specialty Co Aircraft Spruce & Specialty Co. is an American producer of aircraft parts and services including plans for homebuilt aircraft. History Aircraft Spruce Co. was founded in 1965 by Bob and Flo Irwin as a follow-on to founding Fullerton Air Parts ...
. The H-2 first flew in 1986.


Design and development

The H-2 is a single-seat, open cockpit
biplane A biplane is a fixed-wing aircraft with two main wings stacked one above the other. The first powered, controlled aeroplane to fly, the Wright Flyer, used a biplane wing arrangement, as did many aircraft in the early years of aviation. While ...
, with
conventional landing gear Conventional landing gear, or tailwheel-type landing gear, is an aircraft undercarriage consisting of two main wheels forward of the center of gravity and a small wheel or skid to support the tail.Crane, Dale: ''Dictionary of Aeronautical Term ...
and a single engine in
tractor configuration In aviation, the term tractor configuration refers to an aircraft constructed in the standard configuration with its engine mounted with the propeller in front of it so that the aircraft is "pulled" through the air. Oppositely, the pusher c ...
. The aircraft is made from
aluminium Aluminium (aluminum in American and Canadian English) is a chemical element with the symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately one third that of steel. I ...
and covered in doped
aircraft fabric covering Aircraft fabric covering is a term used for both the material used and the process of covering aircraft open structures. It is also used for reinforcing closed plywood structures. The de Havilland Mosquito is an example of this technique, as ar ...
. The
fuselage The fuselage (; from the French ''fuselé'' "spindle-shaped") is an aircraft's main body section. It holds crew, passengers, or cargo. In single-engine aircraft, it will usually contain an engine as well, although in some amphibious aircraft t ...
is made from square aluminum tubing that is
TIG welded Gas tungsten arc welding (GTAW), also known as tungsten inert gas (TIG) welding, is an arc welding process that uses a non-consumable tungsten electrode to produce the weld. The weld area and electrode are protected from oxidation or other atmo ...
and weighs when completed. Its span wings are of a straight planform and both of equal span. The wings have seven foam
wing rib In an aircraft, ribs are forming elements of the structure of a wing, especially in traditional construction. By analogy with the anatomical definition of "rib", the ribs attach to the main spar, and by being repeated at frequent intervals, form ...
s per wing panel and incorporate a D-cell front
spar SPAR, originally DESPAR, styled as DE SPAR, is a Dutch multinational that provides branding, supplies and support services for independently owned and operated food retail stores. It was founded in the Netherlands in 1932, by Adriaan van Well, ...
and a C-channel rear spar. The
landing gear Landing gear is the undercarriage of an aircraft or spacecraft that is used for takeoff or landing. For aircraft it is generally needed for both. It was also formerly called ''alighting gear'' by some manufacturers, such as the Glenn L. Martin ...
is conventional, with suspended main wheels and a steerable tailwheel. The H-2 has an open cockpit, with a small windshield. Controls are conventional three-axis, with
aileron An aileron (French for "little wing" or "fin") is a hinged flight control surface usually forming part of the trailing edge of each wing of a fixed-wing aircraft. Ailerons are used in pairs to control the aircraft in roll (or movement around ...
s,
rudder A rudder is a primary control surface used to steer a ship, boat, submarine, hovercraft, aircraft, or other vehicle that moves through a fluid medium (generally aircraft, air or watercraft, water). On an aircraft the rudder is used primarily to ...
and
elevator An elevator or lift is a wire rope, cable-assisted, hydraulic cylinder-assisted, or roller-track assisted machine that vertically transports people or freight between floors, levels, or deck (building), decks of a building, watercraft, ...
. The standard design has two ailerons, with four optional.Purdy, Don: ''AeroCrafter - Homebuilt Aircraft Sourcebook'', page 139. BAI Communications. Since the death of the designer plans have been intermittently available and were last provided by
Classic Aero Enterprises A classic is an outstanding example of a particular style; something of Masterpiece, lasting worth or with a timeless quality; of the first or Literary merit, highest quality, class, or rank – something that Exemplification, exemplifies its ...
. Aircraft Spruce and Specialty continue to provide raw materials kits.Downey, Julia: ''1999 Plans Aircraft Directory'', Kitplanes, Volume 16, Number 1, January 1999, page 56. Primedia Publications. ISSN 0891-1851 The aircraft has an acceptable power range of and the
Hirth 2706 The Hirth 2704 and 2706 are a family of in-line twin cylinder, two stroke, carburetted aircraft engines, with optional fuel injection, designed for use on ultralight aircraft and especially two seat ultralight trainers, single seat gyrocopt ...
of is the standard engine recommended. Installation of the
Hirth F30 The Hirth F-30 is a horizontally opposed four-cylinder, two-stroke, carburetted aircraft engine, with optional fuel injection, designed for use on ultralight aircraft and homebuilts. It is manufactured by Hirth of Germany.Cliche, Andre: ''Ul ...
, or an equivalent engine, along with an inverted fuel system, allows intermediate level competition
aerobatics Aerobatics is the practice of flying maneuvers involving aircraft attitudes that are not used in conventional passenger-carrying flights. The term is a portmanteau of "aerial" and "acrobatics". Aerobatics are performed in aeroplanes and glid ...
.Downey, Julia: ''2003 Plans Aircraft Directory'', Kitplanes, Volume 20, Number 1, January 2003, page 18. Primedia Publications. ISSN 0891-1851 The plans consist of 40 engineering drawings and a booklet of construction notes. Estimated building time is 800 hours.


Variants

;H-2 :Base model with two ailerons and a
Hirth 2706 The Hirth 2704 and 2706 are a family of in-line twin cylinder, two stroke, carburetted aircraft engines, with optional fuel injection, designed for use on ultralight aircraft and especially two seat ultralight trainers, single seat gyrocopt ...
engine ;H-2A :Aerobatic competition model with four ailerons, inverted fuel system and a
Hirth F30 The Hirth F-30 is a horizontally opposed four-cylinder, two-stroke, carburetted aircraft engine, with optional fuel injection, designed for use on ultralight aircraft and homebuilts. It is manufactured by Hirth of Germany.Cliche, Andre: ''Ul ...
engine


Specifications (H-2)


See also


References


External links


Photo of an H-2 in flight
{{Bert Howland aircraft 1980s United States ultralight aircraft Homebuilt aircraft Single-engined tractor aircraft