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George Massey
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Devices Affording Protection Of Roads Or Walls For Sound Insulation
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Abstract
19,159. Massey, G. Aug. 19 Ventilating.-The ventilator B is shaped like the ridge tile of a house, but with closed ends. It is pivoted at A, and is provided with wings F which depress it on the leading side as soon as the carriage is in motion.
GB189719159D1897-08-191897-08-19Improvements in Ventilators or Air Extractors for Railway Carriages or similar Vehicles.
ExpiredGB189719159A
(en)
Improvements in the Method of and Means for Supplying Fresh Air to Railway Carriages and the like Vehicles when Travelling in Tunnels, Tubes, and other Underground Railways.
Apparatus for Preventing the Entrance of Dust or Cinder Laden Air, Smoke and Rain through the Windows of Passenger and other Railway Cars, and for Effecting the Ventilation of such Cars.