Spur and bevel gearing; a treatise on the principles, dimensions, calculation, design and strength of spur and bevel gearing, together with chapters on special tooth forms and methods of cutting gear teeth (1914)
New York, The Industrial press; [etc., etc.] · leaf 76
king. STRENGTH AND DURABILITY 6l ing illustrations, the load being applied to the edge of the teethas indicated in Fig. 2. The initial displacement or elastic limitwas determined by following up the load with a vernier toothcaliper which showed when permanent set had occurred (seeFig. 3). All… … Fig. 3. Gear-tooth Caliper used to determine Permanent Deflection It will be noted that the increased strength, as a result ofthe double heat-treatment after carbonizing, is comparativelyshght, particularly in the nickel-alloy steels. This is undoubtedlydue to the long and low carbonizing heats and…
Gearing
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