Orionblamblam ACCESS: USAP Top Contributor Senior Member Joined 5 April 2006 Messages 12,081 Reaction score 10,232 Website www.aerospaceprojectsreview.com 2 November 2012 #1 Drawing from Darold Cummings via AeroFranz of the NAA D491-3-1 VTOL jetliner from January, 1969. Work done for NASA. Attachments VTOL 2 Deck Xport Jan 69_Page_1b.gif 1.4 MB · Views: 427
Drawing from Darold Cummings via AeroFranz of the NAA D491-3-1 VTOL jetliner from January, 1969. Work done for NASA.
overscan (PaulMM) Administrator Staff member Joined 27 December 2005 Messages 16,773 Reaction score 20,968 3 November 2012 #2 Cleaned up a bit more and scaled down. Interesting design.... Attachments VTOL 2 Deck Xport Jan 69-ed-sm.gif 554.6 KB · Views: 218
hesham ACCESS: USAP Senior Member Joined 26 May 2006 Messages 33,231 Reaction score 13,072 3 November 2012 #3 Great find my dear Scott.
Stargazer ACCESS: USAP Top Contributor Joined 25 June 2009 Messages 13,952 Reaction score 3,700 4 November 2012 #4 Thanks to Scott and Paul, and especially to Francesco (AeroFranz) for bringing this rarity to light!
AeroFranz ACCESS: Top Secret Senior Member Joined 4 May 2008 Messages 2,439 Reaction score 729 8 November 2012 #5 Apparently the fans are separate lift fans, and the nozzle on the propulsive turbofans could pivot to deflect thrust vertically.
Apparently the fans are separate lift fans, and the nozzle on the propulsive turbofans could pivot to deflect thrust vertically.
hesham ACCESS: USAP Senior Member Joined 26 May 2006 Messages 33,231 Reaction score 13,072 8 November 2012 #6 Amazing project,thank you my dear AeroFranz.