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Old May 1st 07, 10:27 PM posted to rec.aviation.homebuilt
wright1902glider
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Posts: 132
Default History question: homebuilt pushers

Does anyone know of any home built pushers from that era
(1929-1932)?
I'm just curious.

Thanks.


That period isn't really my specialty, but I'd be surprised if you
find many, if any, pusher land aircraft. A pusher prop with or without
a chain-drive PSRU (sp?) has advantages on a flying boat because it
allows you to position the prop in an area that minimizes spray and
wave interference. On a large flying boat like a Sikorsky, Martin, or
Boeing its not so much of an issue since the wing and engines are well
above the water. However on something like an early Supermarine or
many of the Italian planes, it could matter. Pushers more or less
disappeared altogether between 1930 and 1945, then reappeared briefly
on the B-36. The jet era again forced them into obscurity and onto
Dick's drawing board.

FYI: Wilbur Wright preferred the pusher design for two reasons. First,
it minimized the number of aerodynamic factors he had to design for in
1903 since the airframe was not subject to prop wash. Second, it
worked in 1903 and continued to work, so the basic Wright powertrain
was never really modified or improved.

Harry Frey
Wright Brothers Enterprises