Members Login
Post Info TOPIC: Gyrodyne patents


Administrator

Posts: 3381
Date: Nov 6, 2012
Gyrodyne patents
Permalink  
 


Geoffrey G. Clewlow original design for the GCA-24, 1952:

http://www.google.com/patents/USD166851



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos compound helicopter design, 1953:

http://www.google.com/patents/USD168652



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Edward W. Strong compound helicopter design, 1953:

http://www.google.com/patents/USD170247



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

David F. Gebhard / Edward W. Strong single-seat coaxial-rotor helicopter design, 1954:

http://www.google.com/patents/USD172467



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

David F. Gebhard original design for the GCA-32, 1954:

http://www.google.com/patents/USD172712



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos early design for the Gyroliner, 1954:

http://www.google.com/patents/USD172721



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos compound coaxial design, 1954:

http://www.google.com/patents/US2665859



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos coaxial-rotor helicopter design, 1955:

http://www.google.com/patents/USD175852



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos 1955 design:

http://www.google.com/patents/USD176377



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos original GCA-35 design, 1956:

http://www.google.com/patents/USD177425



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos coaxial-rotor heavy-lift helicopter design, 1956:

http://www.google.com/patents/USD177426



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos coaxial-rotor design (GCA-33?), 1956:

http://www.google.com/patents/USD177427



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos compound design, 1956:

http://www.google.com/patents/USD178081



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos 1957 design (I presume is a heavy-lifter):

http://www.google.com/patents/USD180958



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------


Administrator

Posts: 3381
Date: Nov 6, 2012
Permalink  
 

Peter J. Papadakos 1959 design:

http://www.google.com/patents/USD186478



Attachments
__________________
Brony rotorhead
--------------------------
               ζ  
--------------------------
Page 1 of 1  sorted by
 
Quick Reply

Please log in to post quick replies.

Post to Digg Post to Del.icio.us


Create your own FREE Forum
Report Abuse
Powered by ActiveBoard