Brief reference to article in Oct. 11, 1929, issue of this journal mentioning alterations made to Graf Zeppelin after forced landing; problem was mainly one of altering frequency, or critical speed, of system; Bibby coupling, of form shown was tested; coupling has steel grid spring as its resilient member; couplings similar to test coupling were fitted to all five drives, and airship made its flight round world free from engine-vibration troubles.
Propeller-shaft failures of the "Graf Zeppelin"
Engineering
Engineering ; 129 , n 3339
1930
2 Figs.
Article (Journal)
English
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TIBKAT | 1914
|Engineering Index Backfile | 1929
Engineering Index Backfile | 1930
|Engineering Index Backfile | 1930
|Engineering Index Backfile | 1928