METHOD FOR MANUFACTURING A TRUNNION FOR A CONSTANT VELOCITY JOINT, A TRUNNION MANUFACTURED THEREBY, AND A HEAT TREATMENT DEVICE OF THE TRUNNION
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United States of America
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Apr 7, 2022
app pub date -
Oct 4, 2021
filing date -
Oct 4, 2021
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Abstract
A method for manufacturing a trunnion for a constant velocity joint, the trunnion having a plurality of journal units provided outside around a hub unit, the method including a first step of manufacturing the trunnion, a second step of thermally treating a rounded outer circumferential surface of the journal unit, and a third step of thermally treating a connection unit disposed between the journal unit and the hub unit and having a diameter smaller than that of the journal unit.
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