CORRESPONDENCE. THE PROBLEM OF THE THRUST BEARING.
Proceedings.] DISCUSSION ON THE THRUST BEARING. 257 t o 11", due to the The Author. correct pivoting of the block. The blocks were tested by means of a thermometer inthe blocks themselves-that was, a hole was drilled in the block so that the actual temperature was obtained as near the face as possible. The bearing was running a t 1,750 revolutions per minute, and the load on the blocks was 500 lbs. per square inch. The explanation of a block pivoted in front of the theoretical point working a t all was probably that the rise in temperature in the oil-film passing under theblock reduced its viscosity and thereby its ability to support the trailing edge...
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