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:
“The modern city hardly knows pure darkness or pure silence anymore, nor does it know the effect of a single small light or that of a lonely distant shout.”
—Johan Huizinga (1872–1945)