Westinghouse Air Brakes.
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The Westinghouse Brake and Saxby Signal Cot, Ltd., 82, York Road, London, NJ, have sent us an example of • their latest brochure dealing with . Westinghouse air brakes and the appur tenances thereof. •
The introduction deals with the need for more powerful brakes. This is followed by a description' of. the Westinghouse system. The brochure also contains diagrams of the equipments and a description of their operation, whilst at the end are details of the various com
ponents einployed. • The brochure is well illustrated throughout both as regards details and actual vehicles upon which the West-. inghouse brake is employed.
Agricultural Tractors in Ireland. According to the official returns lately to hand 51 agricultural tractors, valued. at £5,888„were imported into the Irish Free State during the six months ended with June last, as compared with 34 (£6,252) in the corresponding half of the preceding year. The United States is credited with 42 of the machines and Great Britain with only 8.
Hoffmann Bearing Reliability.
It is interesting to learn that the bearings fitted on the seaplane used by Sir Alan Cobham for his return flight to Australia were the same as those used in his previous achievement to the Cape and back. These were manufactured by the •Hoffniann Manufacturing Co.' Ltd., Chelmsford, and we understand that the bearings 'gave no trouble during the whole time, which comprised 45,000 miles' flying.. When the conditions under which they had to operate are considered and that reliability was the prime consideration,' the 'performance is indeed a fine tribute to theefficiency cf Hoffmann products.