Download American Flying Boats and Amphibious Aircraft: An by E. R. Johnson PDF

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By E. R. Johnson

This paintings is a complete, seriously illustrated historical past of the numerous flying boats and amphibious airplane designed and inbuilt the U.S.. it truly is divided into 3 chronological sections: the early period (1912-1928), the golden period (1928-1945), and the post-war period (1945-present), with old overviews of every interval. inside each one part, person airplane kinds are indexed in alphabetical order through producer or builder, with old heritage, technical requirements, drawings, and a number of images. Appendices disguise lesser identified flying boat and amphibian varieties in addition to numerous layout options that by no means completed the flying degree.

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Extra info for American Flying Boats and Amphibious Aircraft: An Illustrated History

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The NC-4 completed the first crossing o f the Atlantic Ocean by any aircraft when it reached England on May 31, 1919, following a 51-hour, 31-minute flight which had originated from Rockaway Beach, New York. Popularly known as “Nancy Boats,” the NC (Navy-Curtiss) class stemmed from a mid-1917 Navy requirement for a flying boat that possessed transatlantic range for extended submarine patrols. The initial development contract was issued to Curtiss in November 1917, and following a study o f several different design concepts by naval officials, a three-engine layout was adopted.

Powerplant: one 410-hp Pratt & Whitney R-1340 Wasp 9-cylinder air-cooled radial engine driving a twobladed ground-adjustable metal propeller. Performance: max. ; range 350 mi. Weights: not reported; useful load listed as 1,630 lbs. Dimensions: span 39 ft. , length 32 ft. , wing area (not reported). Som etim es referred to as a developm ent o f the B -l o f 1919, the M odel 204, flown for the first tim e on M arch 4, 1928, w as actually an entirely different airfram e. The 204 originated as asingle­ bay biplane having its pusher engine m ounted on struts betw een the fuselage and the w ing center- Part I: The Early Era, 1912-1928 21 section.

26 American Flying Boats and Amphibious Aircraft The PB-1, when it appeared in mid-1925, was the first type of naval patrol boat to be built with an all-metal hull. The single prototype spent most of its career with NAF as a flying testbed. A ugust 31,1925, problem s w ith the Packard engines caused its participation in the California-Hawaii trip to be cancelled. The XPB-1 w as th ereafter retained by NAF as a testbed, and during 1928, once B uA er had officially sw itched to a preference for air-cooled engines in N avy aircraft, it was re-des­ ignated X PB -2 after being m odified and tested w ith 500-hp Pratt & W hitney R-1690 H ornet radial engines, also m ounted in tandem , but no production w as undertaken.

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