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Aviation History
1933
1933 - 1142.PDF
FLIGHT ADVERTISEMENTS. DECEMBER 7, 193a B T-H LIGHTWEIGHT AIR COMPRESSORS for aircraft These lightweight compressors have been developed especially for aero-engine starting, operat ing air-brakes, sirens, etc. They are arranged to cut out auto matically and run idle when the receiver pressure reaches a predetermined value. Above is shown the single cylinder model, which weighs only 4j- lb. and has a piston displacement of 03 68 cubic feet of free air per minute at 1,200 R.P.M. Power consumed: 0'175 H.P. at 200 lb. per square inch pressure. The two cylinder model weighs 9 lb. and has double the capacity of the single cylinder model. Made in the same factory as the well-known BTH MAGNETOS BTH COVENTRY THE BRITISH THOMSON-HOUSTON COMPANY LIMITED. COVENTRY, ENGLAND AI581N Kindly mention "Flight" when corresponding with advertisers viii
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