- an air or gasbag compartment in a balloon or airship, used to control buoyancy and maintain shape.
Origin of ballonet
Examples from the Web for ballonet
Historical Examples of ballonet
The magneto was run by a belt from one of the ballonet blowers.The War in the Air; Vol. 1
There are two noteworthy innovations in connection with the ballonet.
Special features is a "belly" of Para rubber in lieu of a ballonet.
The air pump, which should have pumped the ballonet full of air to keep the balloon rigid failed to work.
(p. 067) The balloon frame was divided into seventeen compartments, each of which held a ballonet filled with hydrogen gas.
- an air or gas compartment in a balloon or nonrigid airship, used to control buoyancy and shape