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Aviation History
1959
1959 - 2153.PDF
164 FLIGHT 4 SEPTEMBER 1959 BELLMAN HANGARS LIMITED Design, supply and erectall types of steel frame, clear span buildings, from the largest aircraft hangars to a simple small shed. Below: An identical pair of Bellman hangars with 200 ft. rlciir width, in t nurse nf rrrilian. LORRY SHEDS BELLMAN HANGARS LIMITED HOBART HOUSE - GROSVENOR PLAGE Tel: SLOANE 5259 Cables : Unitstruct, London GODOWNS ••• LONDON SW1 FOR HIRE Masts 30ft. to 180ft. to lift from I to 20 tons. An Improved Design of Pressure Operated Switch This new Pressure Operated Switch has been designed to cover ranges from 50- 5,000 pounds per square inch. The Pressure Unit including the Diaphragm is constructed of stainless steel enabling the Switch to be used on all aircraft fuels, hydraulic fluids and pneumatic systems, including High Test Peroxide and Nitric Add. The Switch incorporates a Micro Switch and has a three pin plug connection enabling the customer to select either "make", "break" or "change over" con- tacts. Vibration: To Des. 1 and G.100. Temp. Range:—54° C to 132° C. Survival—70° C to 150° C. Contact Rating : 5 amp. 250 volts A.C., 30 volts D.C., 2.5 amps. D.C. Pressure Range: In ranges between 50 to 5,000 P.S.I. (3.5 to 350 KG/Cm2). Pressure Connection: £" B.S.P. Female. Electrical Connection: Plessey Plug Mk. IV, CZ/48993. Mounting Arrangement: 4 holes .199 in. dia. 1.625 in. centres. Overload Working: 7.500 P.S.I. (525 KG/Cm2) Proof Pressure: 10,000 P.S.I. (700 KG/Cm2) Weight: 10 oz. Dimensions: Overall Height 3.452*. Overall Diameter 2.750". NOTE: For high temp, range, alternative elec-trical connections are required. For further information on this and all PressureSwitch requirements, please write or telephone: THERMAL CONTROL CO. LT MARINE WORKS, SACKVILLE ROAD, HOVE, SUSSEX Telephone: HOVE 35929/34081
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