Airships past and present, together with chapters on the use of balloons in connection with meteorology, photography and the carrier pigeon . balloon to be at the back, and any shockcaused by the bumping of the car against the ground will drive itupwards and give the gas a clear passage for escape. The guide-rope was first introduced by Green in 1820, in order to lessen theshock caused by the bumping of the car at the moment of landing. BALLOON CONSTRUCTION, ETC. 185 In order to protect the envelope and to distribute the loadequally to all its parts, it is covered with a net which is securedto
Airships past and present, together with chapters on the use of balloons in connection with meteorology, photography and the carrier pigeon . balloon to be at the back, and any shockcaused by the bumping of the car against the ground will drive itupwards and give the gas a clear passage for escape. The guide-rope was first introduced by Green in 1820, in order to lessen theshock caused by the bumping of the car at the moment of landing. BALLOON CONSTRUCTION, ETC. 185 In order to protect the envelope and to distribute the loadequally to all its parts, it is covered with a net which is securedto the valve, and serves also to support the basket. The ring ofthe balloon is eithermade of steel or ofseveral thicknessesof wood ; the ropesfor supporting thebasket are securedto it, as well as theguide-rope and theholding-ropes. Thering itself is hungfrom the network,and the basket ishung by a numberof strong ropes fromthe ring. It carries the passengers, together with such instru-ments and ballast as are necessary. It is from 2 ft. 6 in. to 4 ft. deep, and the area of floor space is usually about 4 ft. by 5 ft., though this of course. Fig. 111.—The first ripping-panel used in a balloonin 1814. Valve yjj? Balloon envelope Ripping-panel. depends on the number ofpassengers it is intended toaccommodate. It is proposedby the International BalloonAssociation to fix the size ofcars, so that they can alwaysbe easily carried on anyluggage train. The basket is made ofrattan and osier work, thewhole thing being, as it were,woven together. The supporting ropes pass through the bottomand are woven in with it. Buffers are fitted on the outside totake up the shocks. It is generally padded on the inside soas to prevent damage to the passengers in case of heavybumping. Baskets are provided in the place of seats, and are
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