A drive shaft is configured by joining solid stub shafts formed of a medium carbon steel to both ends of a hollow tubular body formed of a medium carbon steel. When expressed as grain size number, the grain size of the hollow tubular body at joint parts where the hollow tubular body and the solid stub shafts are joined together ranges from #5 to #9, and the grain size of the solid stub shafts at the joint parts ranges from #10 to #12.
DRIVE SHAFT AND METHOD FOR PRODUCING DRIVE SHAFT
2020-10-01
Patent
Electronic Resource
English
DRIVE SHAFT CONTROLLER, REAR TWO-SHAFT DRIVE DEVICE AND DRIVE SHAFT CONTROL METHOD
European Patent Office | 2016
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