Modern Rigids
There are no rigid airships flying today. The Zeppelin company refers to their NT ship as a rigid but this is a misnomer. The envelope shape is retained in part by super-pressure of the lifting gas, and so the NT is more correctly classified as a semi-rigid.
Read more about this topic: Rigid Airship
Famous quotes containing the word modern:
“It is obvious that all sense has gone out of modern marriage: which is, however, no objection to marriage but to modernity.”
—Friedrich Nietzsche (1844–1900)