Production of the Minié 4.D series of air-cooled, flat four engines began before

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

and resumed afterwards into the 1950s.

Design and development

Établissements Victor Minié, based in

Colombes Colombes () is a Communes of France, commune in the northwestern suburbs of Paris, France, from the Kilometre zero, centre of Paris. In 2019, Colombes was the List of communes in France with over 20,000 inhabitants, 53rd largest city in France. ...

, only built low power

flat-four A flat-four engine, also known as a horizontally opposed-four engine or boxer engine, is a four-cylinder piston engine with two banks of cylinders lying on opposite sides of a common crankshaft. The most common type of flat-four engine is the box ...

aircraft engines, always using light alloy castings. Their first three known types, the 4 B0 Horus, 4 E0 Horus and 4 E2 Horus, produced only , and respectively. The 4 B0 was available with either single or dual ignition but all others had dual ignition. The 4.D series, also dual ignition engines, were larger and more powerful. Production began in 1938. Halted by the

Occupation of France The Military Administration in France (; ) was an Military Administration (Nazi Germany), interim occupation authority established by Nazi Germany during World War II to administer the occupied zone in areas of northern and western French Third ...

during

, it began again in 1946, continuing until the company closed in 1954. Apart from the D4 Horus, all post-war engines had separate head and cylinder castings rather than the pre-war pairs. The name

Horus Horus (), also known as Heru, Har, Her, or Hor () in Egyptian language, Ancient Egyptian, is one of the most significant ancient Egyptian deities who served many functions, most notably as the god of kingship, healing, protection, the sun, and t ...

was used with all Minié's engines from the mid-1930s until 1949.

Variants

''Data from'' Erickson ''unless noted.'' ;4.D0 Horus: 1938. First of D series. Heads and cylinders cast in pairs. Bore/stroke , capacity , power . ;4.D4 Horus: 1946-8. Version of 4.D0 with same paired heads and cylinders. Specifications also as 4.D0. ;4.DA.25: 1946-53. Separate heads and cylinders. Power at 2,430 rpm. ;4.DA.28 Horus: 1946-53. Horus name dropped in 1949. Bore/stroke , capacity , power at 2,450 rpm. ;4.DC.32: 1949-53. The most widely used variant in terms of number of applications; more than 150 units built. Bore/stroke , capacity , power at 2,575 rpm. ;4.DF.28: 1953-4. Bore/stroke , capacity , power at 2,450 rpm. ;4.DG.00: 1953-4. Cylinders with hemispherical heads. Bore/stroke , capacity , power at 2,250 rpm.

Applications

''Data from'' Erickson ''unless noted.'' 4.D4 Horus * Duverne-Saran 01 4.DA.25 Horus * Mauboussin M.129 4.DA.28 *

Jodel D.114 The Jodel D.11 is a French two-seat monoplane designed and developed by Société Avions Jodel in response to a French government request for a low-wing aircraft for use by the nation's many emerging flying clubs. More than 3,000 examples have b ...

* Mauboussin M.129/48 * Morane-Saulnier MS.602 * Nord NC.851 4.DC.32 *

Adam RA-14 Loisirs The RA-14 Loisirs was a French two-seat high-wing light touring aircraft designed by Roger Adam shortly after World War II. Design and production The Loisirs ("Leisure") was designed in May 1945 by Roger Adam and built by ''Etablissements Aeronaut ...

* Bearn GY-201 Minicab * Brochet MB.71 * Brochet MB.80 * Chatelain AC.5 *

Druine Turbi __NOTOC__ The Druine D.5 Turbi was a light aircraft designed in France in the 1950s for home building. It was a low-wing cantilever monoplane with fixed tailskid undercarriage. The pilot and a single passenger sat in tandem, open cockpits. Essenti ...

* Indraéro Aéro 101 *

Jodel D.111 The Jodel D.11 is a French two-seat monoplane designed and developed by Société Avions Jodel in response to a French government request for a low-wing aircraft for use by the nation's many emerging flying clubs. More than 3,000 examples have b ...

* Max Plan PF.204/14 Busard * Nord NC.853 * SIPA S.901 * SNCASO SO.7055 Deauville * Starck AS-80 Holiday 4.DF.28 * Leopoldoff L.6 Colibri

Engines on display

*4.D4 Horus at the

Flugausstellung Peter Junior The Flugausstellung Peter Junior, previously the Flugausstellung Hermeskeil, is a private aviation museum in the town of Hermeskeil in the German state of Rhineland-Palatinate. The museum opened in July 1973 in several buildings with a covered a ...

Hermeskeil Hermeskeil () is a city in the Trier-Saarburg district, in Rhineland-Palatinate, Germany. It is situated in the Hunsrück, approx. 25 km southeast of Trier. Its population is about 5,900. Data Hermeskeil is the seat of the ''Verbandsgemeind ...

, Germany

Specifications (Minié 4.DC.32)

References

{{Reflist, refs= {{cite book , title= Jane's All the World's Aircraft 1953-54, last= Bridgman , first= Leonard , year=1953, publisher=Sampson, Low, Marston and Co. Ltd, location= London, page=327 {{cite book , title=Les Avions Français de 1944 à 1964, last=Gaillard, first=Pierre, year=1990, publisher=Éditions EPA, location=Paris, isbn=2 85120 350 9, pages=219 {{cite book, last=Simpson, first=Rod, title=The General Aviation Handbook, year=2005, publisher=Midland Publishing, page=17, isbn=1-85780-222-5 {{cite web , url=https://www.enginehistory.org/Piston/HOAE/Minie.html, title=Horizontally-Opposed Aero Engines , author=Jack Erickson , access-date=15 January 2020 {{cite journal , date=30 December 1937, title=Les avions legers, journal=Les Ailes, issue=913, pages=10, url=http://gallica.bnf.fr/ark:/12148/bpt6k65559206/f9 {{cite web , url=https://www.aviafrance.com/chatelain-ac-5-bijou--aviation-france-9982.htm, title=Chatelain A.C.5 Bijou , author=Bruno Parmentier , access-date=17 January 2020 {{cite web , url=https://www.aviafrance.com/s-n-c-a-s-o-so-7055-deauville--aviation-france-5424.htm, title=S.N.C.A.S.O. SO-7055 Deauville, author=Bruno Parmentier , access-date=17 January 2020 Air-cooled aircraft piston engines 1930s aircraft piston engines