Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Inventor
John Richardson Craig
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of GB190800902ApublicationCriticalpatent/GB190800902A/en
902. Craig, J. R. Jan. 14. No Patent granted (Sealing fee not paid). Forced ventilation.-In means for ventilating railway and like vehicles, ships, buildings, &c., a compressed-air supply is connected through main and branch pipes with a tubular ring D situated in a tapering duct A. The tubular ring is pierced with orifices d, through which the compressed air escapes and induces a current of atmospheric air through the duct. The air for the pressure supply may be passed through an ozone generator. The device may be applied to a window in front of the ordinary glass hit-and-miss ventilator.
GB190800902D1908-01-141908-01-14Improvements in the Construction and Application of Apparatus for Ventilating Buildings, Railway Coaches and the like.
ExpiredGB190800902A
(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.