Improvements relating to closure caps for motor vehicle petrol tanks, radiators and like purposes
Abstract
Abstract 474,844. Closures for petrol tanks. WESTWOOD, S. C., and WESTWOOD, H. B. June 26, 1936, No. 17782. [Class 125 (iii)] A closure cap for petrol tanks &c. comprises a main sheet metal part a having lugs d which engage under the out-turned edge of the filling neck c and which pass through notches f therein to form a bayonet-joint engagement therewith. A rubber sealing washer h is secured to the part a. Outside a thin metal, e.g. brass cover k having a reinforcing piece p, is spun over the flange of the part a thus forming a trap for liquid. A vent is provided in the outer cap. The part a is slightly increased in diameter at g.
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