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Louis
Coatalen married four times: in 1902 to Annie Ellen Davis (divorced 1906), in 1910 to Olive Bath (daughter of a Sunbeam director, Henry J Bath), in 1923 to Iris van Raalte, née Graham, and in 1934 to Ellen Bridson known to family as Dickie. There is no record of a marriage to a member of the
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W O Bentley described him as "not only a first class businessman who made (and lost) a great deal of money in his active life with
Sunbeams; he had other qualities which I liked even better; he was highly educated and amusing and a tremendous raconteur, and he was dedicated to motor racing".
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With the success of 1.5-litre Talbot-Darracq cars, his main interest became racing cars. Their wins catapulted
Sunbeam to the highest echelons of international competition from the legendary success at the 1912 Coupe de l’Auto to winning the 1914 and
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2-day race for 3-litre cars. The first of the three cars was also third in the race for Grand Prix cars. But his designs rapidly became less innovative and he seemed to copy
Peugeot developments rather than use his own.
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Sunbeam produced a greater variety of aero engines than any other business during the war. W O Bentley said this was "in part because
Coatalen was so good at selling ideas to the Admiralty and War Office."
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in 1901 and was to become their chief engineer. He designed their 8-10 and 10-12 models. They were highly successful but their design was, unusually for
Coatalen, totally conventional.
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On his direction, Sunbeam was among the first
British manufacturers to provide front wheel brakes. Coatalen's innovations included balancing the wheels (a technique also claimed by
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of 1930. Louis
Coatalen designed the engines for the first car to exceed 150 miles per hour and the first car to exceed 200 miles an hour, the 1000 horsepower Sunbeam driven by
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From the proceeds of his S T D share sale, Coatalen bought control of the French branch of
Lockheed hydraulics and with the income from this bought a yacht and a villa on the
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who spent much of his adult life in
Britain and took British nationality. He was a pioneer of the design and development of internal combustion engines for cars and aircraft.
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to form STD Motors Limited, but he remained chief engineer of Sunbeam. He was later put in charge of the technical and designing staffs of all STD subsidiaries.
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races in 1914 and 1922. The Sunbeam cars that took the first three places in the 1923 French Grand Prix were said to have owed much to Fiat designs.
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His first design was one of the outstanding light car designs of its day. In 1912 three 12-16s took the first three places in Dieppe's
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wrote to The Times to point out that Coatalen was one of the three leading designers of engines for aircraft and airships used by the
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During the Second World War he lived in France and he continued living there until his sudden death in Paris in 1962 aged 82.
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near Paris in France and although Coatalen continued working part-time in Wolverhampton, he spent most of his time in Paris.
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of the motor industry. "He led and inspired others to achieve miracles they themselves would not have thought possible."
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and 1923 and 1924 Grand Prix. Coatelen collaborated with the industry foremost designer Ernest Henry on the
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he left France to work in England in 1900. After a short time with the Crowden Motor Car Company he joined
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The brief partnership was dissolved in 1909 and Coatalen moved from Coventry to Wolverhampton to join
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Following the publication of Coatalen's obituary, Sunbeam expert Anthony S Heal wrote to
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247:) and putting the oil pump in the sump, and he was an early advocate of shock absorbers.
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Sunbeam became heavily involved in land speed record attempts including the successful
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19:(11 September 1879 – 23 May 1962) was an automobile engineer and racing driver born in
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In 1926, Sunbeam's racing activities were taken into the STD company and moved to
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Coatalen, the second son of J Coatalen, was born in the Breton fishing town of
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In 1906 aged 26 or 27 he went into partnership with bicycle manufacturer
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and had some of the most respected drivers of the period –
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in the First World War. The other two, he said, were
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286:Campbell's Bluebird, first car to exceed 150 mph
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476:M. Louis Coatalen. Mr. Anthony S. Heal.
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451:, The Macmillan Company, New York, 1963
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394:Beaulieu Encyclopedia of the Automobile
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156:Coatalen's streamlined Nautilus in 1910
547:French emigrants to the United Kingdom
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70:After serving his apprenticeship with
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46:and went on to study engineering at
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169:for Sunbeam. On his death in 1962
30:1930 Sunbeam 16 drophead coupé by
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196:when in 1920 Sunbeam joined with
577:Arts et MĂ©tiers ParisTech alumni
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192:He was appointed a director of
165:During World War I he designed
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552:British automobile designers
429:Obituary M. Louis Coatalen.
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582:Sportspeople from Finistère
567:British automotive pioneers
357:to describe Coatalen as an
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300:first car to exceed 200 mph
259:car of 1927 and the failed
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489:S. T. D. Motors, Limited.
233:driving his Sunbeam cars.
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562:Sunbeam Motor Car Company
123:1913 Sunbeam 12-16 sports
93:. In 1908 he drove their
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48:Arts et MĂ©tiers ParisTech
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557:Land speed record people
502:S.T.D. Motors, Limited.
219:1922 Grand Prix Sunbeams
316:failed to reach 250 mph
297:Sunbeam 1000 horsepower
44:Concarneau / Konk-Kerne
572:People from Concarneau
517:"A History of Sunbeam"
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283:Sunbeam 350 horsepower
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311:Sunbeam Silver Bullet
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145:Sunbeam cars won the
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80:Panhard et Levasseur
17:Louis Hervé Coatalen
519:. 12 February 2013.
449:The Cars in my Life
231:Kenelm Lee Guinness
215:1922 Tourist Trophy
460:A Gourmets' Club.
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141:Grand Prix races
95:Hillman-Coatalen
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542:1962 deaths
537:1879 births
179:W O Bentley
99:Isle of Man
97:car in the
32:James Young
531:Categories
371:References
360:impresario
349:Impresario
194:STD Motors
54:(France).
504:The Times
491:The Times
478:The Times
462:The Times
431:The Times
355:The Times
340:Marriages
208:Race cars
392:(2000).
238:Suresnes
21:Brittany
202:Darracq
114:Sunbeam
108:Sunbeam
76:Clément
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325:France
257:1000HP
104:race.
66:Career
38:France
52:Cluny
398:ISBN
229:and
200:and
181:and
175:RNAS
78:and
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