Problem

A pair of straight bevel gears of quality class 8 with pressure angle of 20° is designed t...

A pair of straight bevel gears of quality class 8 with pressure angle of 20° is designed to operate with a pinion speed of 1140 rpm and a shaft angle of 90°. The pinion has 24 teeth and the gear has 48 teeth. The pinion is made of ASTM B148 Bronze with Brinell hardness of 190 and the gear is made of through hardened grade 1 steel with Brinell hardness of 300. If the gears are high-quality commercial with both straddle mounted, and the factor of safety is 2.5, recommend a maximum horsepower for operation of the set.

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Solutions For Problems in Chapter 11