Sikorsky large rotorcraft passenger transports

[hesham]

the Sikorsky 100-seat helicopter project.

http://www.flightglobal.com/PDFArchive/View/1989/1989%20-%200205.html?search=Mcdonnell%20MDX%20helicopter

 

[hesham]

Hi,

the Sikorsky convertiplane of 1970s.

http://www.flightglobal.com/PDFArchive/View/1970/1970%20-%202095.html?search=sikorsky%20convertiplane

 

[Stingray]

Nice find, Hesham.

 

[Jemiba]

Another tilt-rotor design from Sikorsky, looking a bit larger, than the one shown
in Flight 1970 :
(from Aviation Week 1968)

 

[hesham]

Hi,

a projects for 100-passengers helicopter and compound helicopter
projects from Sikorsky.

http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19750019971_1975019971.pdf

 

[hesham]

Hi,

http://aerostories.free.fr/dossiers/ADAV/page14.html

 

[hesham]

Hi,

a projects for 100-passengers helicopter and compound helicopter.
http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19750019971_1975019971.pdf

From the same source;
a four different designs.

 

[airman]

Hi,

a projects for 100-passengers helicopter and compound helicopter.
http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19750019971_1975019971.pdf

From the same source;
a four different designs.

second design of sikorsky was really attractive !

 

[hesham]

Hi,

http://books.google.com.eg/books?id=a-QDAAAAMBAJ&pg=RA1-PA56&dq=sikorsky+vertical+takeoff&hl=ar&ei=4lwbTNvYEYeT4gbvs5XaCg&sa=X&oi=book_result&ct=result&resnum=4&ved=0CDYQ6AEwAw#v=onepage&q=sikorsky%20vertical%20takeoff&f=true

 

[Stargazer]

Found a color version (though not in very good quality) of the image posted by hesham in Reply #5:

 

[hesham]

Oh that's nice Stargazer.

 

[ucon]

Well done, Hesham!

 

[Kevin Renner]

Hi,

http://books.google.com.eg/books?id=a-QDAAAAMBAJ&pg=RA1-PA56&dq=sikorsky+vertical+takeoff&hl=ar&ei=4lwbTNvYEYeT4gbvs5XaCg&sa=X&oi=book_result&ct=result&resnum=4&ved=0CDYQ6AEwAw#v=onepage&q=sikorsky%20vertical%20takeoff&f=true

Repeat after me. "Never believe the cover of Popular Mechanics" quote from G Harry Stine

 

[hesham]

the Sikorsky 100-seat helicopter project.

http://www.flightglobal.com/PDFArchive/View/1989/1989%20-%200205.html?search=Mcdonnell%20MDX%20helicopter

This project was called S-2K.

http://archive.aviationweek.com/image/spread/19890123/11/2

 

[RAP]

...

 

[hesham]

From Krila 2/1989.

 

[hesham]

From Aviation magazine 1989,

so weird,they mentioned that it was from Boeing ?.