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Lockheed Model 9 Orion

From Wikipedia, the free encyclopedia
1931 transport aircraft family
Model 9 Orion
Swissair Orion Model 9B HB-LAH
General information
TypeAirliner
National originUS
ManufacturerLockheed Aircraft Limited
Designer
Richard A. von Hake
Number built36
History
Introduction date1931
First flight1931
Developed fromLockheed Altair

TheLockheed Model 9 Orion is a single-enginedpassenger aircraft built in 1931 for commercial airlines. It was faster than any Americanmilitary aircraft of that time. Designed by Richard A. von Hake, it was the last wood aircraft produced by theLockheed Aircraft Corporation.

Design

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The Orion was the last design using many identical elements from the Lockheed designs preceding it. It primarily used all the elements of theAltair, but included a forward topcockpit similar to theVega, plus theNACA cowling introduced in theAir Express.[1] Lockheed used the same basic fuselage mold and wing for all these wooden designs (theExplorer wing was unique), hence the close similarities between them. The Orion featured an enclosed cabin with seating for sixpassengers. The Orion received itsApproved Type Certificate on 6 May 1931.[2]

Gerard F. Vultee was Lockheed's chief engineer in 1928 through 1931 and was involved in the designs of all the Lockheed variants of that time and specifically designed Charles Lindbergh'sSirius.[3]

Operational history

[edit]

Although designed with the passenger market in mind, its speed made it a natural for air races. The firstBendix race of 1931 had a showing of two Orions, three Altairs and one Vega in a race that had only nine aircraft competing. On 11 July 1935,Laura H. Ingalls flew a Lockheed Orion, powered by aPratt & Whitney Wasp engine, fromFloyd Bennett Field toBurbank, California, establishing an East-West record for women. Two months later she flew it back to set a West-East record.[2]

The first Orion entered service withBowen Air Lines atFort Worth, Texas, in May 1931 (1931-05).[1]Northwest Airways, later renamed to Northwest Airlines, operated it from 1933 to 1935.[4]American Airways, later renamed asAmerican Airlines in 1934, operated several 9D Orions. Many safe miles were flown in airline service and the headlines for speed records proved the advanced design and reliability. Airline use as a passenger transport was curtailed, however. In 1934, theCivil Aeronautics Authority restricted use of single-engine aircraft from scheduled commercial passenger flights when flown ininstrument flight conditions or over terrain that precluded safe emergency landings.[5] It also became mandatory to have acopilot on aircraft fitted with both retractable undercarriage and flaps (which were fitted to some Orions) which therefore needed a larger two-seat cockpit. The requirements brought an end to the Orion as a passenger-carrying airliner in the US.

The crash of a wooden-wingedFokker F.10 in 1931 due to rot in the wooden wing structure also resulted in additional and onerous inspections that pushed the industry toward all metal designs, and led to the construction of one all-metal Orion, converted from a DL-2A Altair.

They were then used formail or generalcargo or sold for private use and charter. At least 12 used "Orions" were purchased for service in theSpanish Civil War and destroyed in use.[2]

In 1935, a single Model 9 Orion was modified by Lockheed as a news camera plane for theDetroit News. A pod was built into the front leading edge of the right wing about eight feet out from the fuselage and mounted a camera behind a glass dome. To aim the camera the pilot was provided with a primitive grid gunsight on the windshield.[6]

TheOrion Explorer was a modified9E. It had a damaged wing replaced with the wing of the Explorer 7 after a crash, and was fitted with a 600 hp (450 kW)Pratt & Whitney Wasp S3H1 engine. Fixed landing gear and later floats were also fitted. It was used byWiley Post andWill Rogers for a round-the-world flight attempt, but both men died when the aircraft crashed inAlaska on 15 August 1935.[1][7]

Variants

[edit]
A Swissair Orion undergoes flight tests
UC-85 in 1943
Orion 9
14 built, 410 hp (310 kW)Pratt & Whitney Wasp A or 420 hp (310 kW)Pratt & Whitney Wasp C[1]
Orion 9A Special
one aircraft built forHal Roach Studios with 450 hp (340 kW)Pratt & Whitney Wasp SC engine[1]
Orion 9B
two aircraft supplied toSwissair, 575 hp (429 kW)Wright R-1820-E engine[1]
Orion 9C
redesignated Altair DL-2A[1] forShell Oil, named Shelllightning
Orion 9D
11 built, 6 originally forAmerican Airways, 3 forNorthwest Airlines, all but last, NC230Y fitted with wing flaps.[1]
Orion 9D-1
two built, one forMichel Detroyat and registered in France as F-AKHC, and one for the Texas Oilman and philanthropistJohn E Mabee.
Orion 9E
three aircraft built forTWA with 450 hp (340 kW)Pratt & Whitney Wasp SC-1 engine[1]
Orion 9F
one executive aircraft with a 645 hp (481 kW)Wright R-1820-F2 engine[1]
Orion 9F-1
one executive aircraft built forPhillips Petroleum Company with a 650 hp (480 kW)Wright R-1820-F2 engine[1]
UC-85
oneOrion 9D toUSAAF in June 1942[1]
Orion-Explorer
modifiedOrion 9E with Explorer wing, 600 hp (450 kW)Pratt & Whitney Wasp S3H1 engine[1]

Surviving aircraft

[edit]
The Shellightning in October 1932
The only surviving Orion,Swiss Transport Museum, Lucerne

In all, Lockheed built a total of 35 Orions costingUS$25,000 each new (equivalent toUS$516,904 in 2024). The lone remaining Orion was originally built as an experimental Altair with a metal fuselage. This Altair (built in 1931) was damaged in abelly landing accident in Columbus, Ohio, in 1933. It was returned to Lockheed where it was converted in 1934 to an Orion 9C configuration by the original designer of the Orion, Richard A. von Hake, and others who worked for free during a slow period when the Lockheed factory was going into bankruptcy.

It was sold to Shell Aviation Corp., painted yellow-orange and red and named"Shellightning." It was used by Shell's aviation manager,James H. Doolittle, on cross-county and exhibition flights. Jimmy Doolittle made hundreds of trips in this Lockheed, and the aircraft was very much in evidence at air shows, airport dedications, and business meetings across the territories of all three Shell companies in the United States.

In 1936, "Shellightning" was again involved in an accident, in St. Louis, and was stored there. Two years later,Paul Mantz caught the racing bug in addition to his aeronautical movie work. He bought the damaged "Shellightning" and had it rebuilt atParks Air College in St. Louis, Missouri with a more powerful Wright Cyclone engine and some streamlining to add to its speed. It was repainted red with white trim and Mantz flew the plane in the Bendix Races in 1938 and 1939, coming in third both times. In 1943, he sold the plane and it went through a series of owners until Mantz bought it back in 1955. He retained ownership until selling it to TallMantz Aviation, Inc. in 1962.

In 1964, the plane was sitting out in the open on the flightline atOrange County Airport, now John Wayne Airport, in blue-and-white American Airways trim. Some time in the 1960s it was purchased bySwiss Air and rebuilt to flying status by the famous "Fokker" restoration team and is on display at theSwiss Transport Museum inLucerne,Switzerland in the livery of the original Swiss Air Orion.[8]

Operators

[edit]
 Mexico
 Switzerland
Spain
 United States

Specifications (Orion 9D)

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Data from The Complete Encyclopedia of World Aircraft[1]

General characteristics

  • Crew: 1
  • Capacity: 6 pax
  • Length: 28 ft 4 in (8.64 m)
  • Wingspan: 42 ft 9.25 in (13.0366 m)
  • Height: 9 ft 8 in (2.95 m)
  • Wing area: 294.1 sq ft (27.32 m2)
  • Airfoil:root: Clark Y (18%);tip: Clark Y (9.47%)[9]
  • Empty weight: 3,540 lb (1,606 kg)
  • Max takeoff weight: 5,200 lb (2,359 kg)
  • Powerplant: 1 ×Pratt & Whitney R-1340-S1D1 Wasp 9-cylinder air-cooled radial piston engine, 550 hp (410 kW)
  • Propellers: 2-bladed fixed-pitch metal propeller

Performance

  • Maximum speed: 220 mph (350 km/h, 190 kn)
  • Cruise speed: 205 mph (330 km/h, 178 kn)
  • Range: 652 mi (1,049 km, 567 nmi)
  • Service ceiling: 22,000 ft (6,700 m)

See also

[edit]

Related development

Aircraft of comparable role, configuration, and era

Related lists

Notes

[edit]
  1. ^abcdefghijklmnEden, Paul; Moeng, Soph, eds. (2002).The complete encyclopedia of world aircraft.New York City:Barnes & Noble. p. 899.ISBN 978-0-7607-3432-2.OCLC 1301969271.OL 8013422M. Retrieved2022-03-21 – viaInternet Archive.
  2. ^abcFrancillon, René J. (1987).Lockheed Aircraft Since 1913.Annapolis:Naval Institute Press.ISBN 978-0-87021-897-2.LCCN 87061414.OCLC 243306933.OL 2411247M.
  3. ^Vultee, Gerard F. (November 1928)."Fabrication of the Lockheed Vega Airplane-Fuselage"(PDF).SAE Technical Paper Series. Vol. 1.doi:10.4271/280066.ISSN 0148-7191.LCCN 18012988.Archived(PDF) from the original on 2022-03-21. Retrieved2022-03-21.
  4. ^"Northwest Airlines".Delta Flight Museum.Archived from the original on 2021-11-24. Retrieved2022-03-21.
  5. ^"FAA History: 1930s".Aviation Impact Reform. 2013-11-22. Archived fromthe original on 2021-04-13. Retrieved2022-03-21.
  6. ^"'Flying Camera' Aimed Like a Machine Gun".Popular Mechanics. Vol. 63, no. 4. April 1935. p. 513.ISSN 0032-4558. Retrieved2022-03-21 – viaGoogle Books.
  7. ^Sterling, Bryan B.; Sterling, Frances N. (2001).Forgotten eagle : Wiley Post, America's heroic aviation pioneer.New York City:Carroll & Graf Publishers. p. 246.ISBN 978-0-7867-0894-9.LCCN 2002265806.OCLC 48421639.OL 3579752M – viaInternet Archive.
  8. ^"Lockheed Model 9 C Orion".The Virtual Aviation Museum. Archived fromthe original on 2006-10-23. Retrieved2022-02-15.
  9. ^Lednicer, David."The Incomplete Guide to Airfoil Usage".University of Illinois Urbana-Champaign.Redmond, Washington.Archived from the original on 2022-03-01. Retrieved2019-04-16.

Further reading

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  • Benichou, Michel (July 1979). "Le dernier Lockheed "Orion" un "Chien Rouge", a pris sa retraite en Suisse" [The Last Lockheed "Orion", "Red Dog", retired in Switzerland].Le Fana de l'Aviation (in French) (116):30–35.ISSN 0757-4169.

External links

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