Dreamer3000’s Weblog

Pentagon Rotary engine

http://books.google.jo/books?id=RyEDAAAAMBAJ&pg=PA148&lpg=PA148&dq=lobe+engine+rotor&source=bl&ots=ScRuOzONkN&sig=lJog1YhX6S2s-ljciEAgHKKKtoE&hl=en&sa=X&ei=s_4GUe7dC8Ox0AW_joCIAw&redir_esc=y#v=onepage&q=lobe%20engine%20rotor&f=false

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