Other recent patents include the following: 914,532 Rotary-distributor injection pump
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having a pressure-operated automatic advance unit in its drive. C.A.V. Ltd., Warple Way, London, W.3.
914,604 Braking heavy vehicles by the energy absorbed in churning a viscous liquid. Describes also the heat dissipating means. Borg-Warner Corp., 200 South Michigan Avenue, Chicago 4, U.S.A.
914,686 Dunlop Rubber Co. Ltd., 1 Albany Street, London, N.W.1. Disc-brake modification, the object of which is to prevent the ingress of dirt on to the sliding members.
914,687 Clayton Dewandre Co. Ltd., Titanic Works, Lincoln. Vacuum assisted hydraulic brakes. The novelty lies principally in the layout which is said to be simple, compact and easy to produce and service. 914,689 Hendrickson Mfg. Company, 8001 West 47th Street, Lyons, Illinois. U.S.A. Suspension system for heavy vehicles in which air bags are used for springs.
914,722 Sheffiex Ltd., Rutland Street, Shef-. field, 3. Detail improvements in the binhandling mechanism of a refuse collecting body. 914,745 Ricardo and Co. Engineers (1927) Ltd.; 27a Ashley Place, London, S.W.1. Cylinder head for compression-ignition engines aimed at producing rotation of the charge. 914,758 Clayton Dewandre Co. Ltd., Titanic Works, Lincoln. Improvements in the construction of pedal-operated valves for use in power-assisted brake systems. 914,960 H. and J. Rippon, 16 Wood Road,
Halewood, Liverpool. Tractor trailer coupling for enabling a king-pin type trailer to be joined to a roller-rail type of tractor.
914,961 F. Porsche, Stuttgart-Zuffenhausen, Germany. A disc brake in which space is made available for both pedal-operated pads and a handbrake set. 915,465 County Commercial Cars Ltd., Fleet, Hants. An adapter whereby road wheels may be lowered to give increased ground clearance.