cierva autogiro company

  1. Apophenia

    Weir autogyro and helicopter designations

    Cy-27 said that he was working on a Weir designation list which which was the kick in the pants needed to prompt me to finish off my list! ____________________ J&G Weir Company, 1932-1943, and Cierva Autogiro Company (Cierva-Weir), 1943-1951 Weir autogyros and helicopters received simple...
    • Apophenia
    • Thread
    • 1930s 1940s cierva autogiro company cold war early 1950s g. & j. weir ltd. great britain post-world war ii pre-world war ii world war ii
    • Replies: 11
    • Forum: Designation Systems
  2. Stargazer

    Cierva designations

    I still have to finish my detailed Cierva list, but here is a rough version: SPAIN BCD-1* 'El Cangrejo' two-seat biplane (* Barcala, Cierva & Diaz) BCD-2* small racing tractor monoplane (* Barcala, Cierva & Diaz) C-3 (large biplane) BRITAIN C.1 Autogiro N°1 C.2 Autogiro N°2 C.3 Autogiro N°3...
    • Stargazer
    • Thread
    • 1930s 1940s air ministry cierva autogiro company great britain interwar period late 1920s ministry of supply post-world war ii world war ii
    • Replies: 13
    • Forum: Designation Systems
  3. Nick Sumner

    Cierva W.10

    Does anyone have any information on the Cierva W.10 helicopter? I have seen it described as a four to five seater single engined helicopter and also that Cunliffe Owen built a prototype just before they went bust in 1947. Does anyone know more? Thanks in advance!
  4. hesham

    Cierva/Weir Prototypes and Projects

    Hi, the well known Cierva/Weir W series of helicopters and autogyros, the W.7 from Flightglobal and Cierva project. http://www.flightglobal.com/PDFArchive/View/1946/1946%20-%201154.html?search=helicopter%20project%201946
    • hesham
    • Thread
    • cierva autogiro company cold war ii g. & j. weir ltd. great britain interwar period late 1920s late 1940s post-world war ii pre-world war ii world war ii
    • Replies: 39
    • Forum: Secret Early Aircraft Projects
  5. hesham

    Cierva W 11 Air Horse

    My dear Jemiba, the Cierva W-11T was enlarge version of W-11 with two 1620 hp Rolls-Royce Merlin 502 engines,and W-12 project was to be fitted with Rolls-Royce Dart turboprops .
    • hesham
    • Thread
    • cierva autogiro company cold war cunliffe-owen aircraft ltd great britain ministry of supply royal aircraft establishment saunders-roe specification 10/48 specification e.19/46
    • Replies: 28
    • Forum: Secret Postwar Aircraft Projects
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