Month in the Patent Office: A Selection of the More Important Aircraft and Engine Specifications Published Recently

Combustible mixture is heated in a connection e. arranged between a carburetter or a supercharger and the induction manifold, by a stream‐lined pipe g through which hot lubricant passes, a shaft h, which extends therethrough, throwing the lubricant on to the inner walls of the pipe. The lubricant drains into the pipe through a ball bearing on the shaft.