Method of forming a precision ball track

Details Method of forming a precision ball track Method of forming a precision ball track

1987-06-29

1989-01-17

Eley, Timothy V.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

291484R, 29558, 403 57, 403 74, 464145, 464906, B21D 5312, B21K 104, B21K 105, B23P 1302

Patent

active

RE0328308

ABSTRACT:
A method for forming a precision ball groove track in a part, especially in an outer race member of a universal joint. The method includes the steps of forming a recess groove in the ball race groove track and [ball] finish machining the ball race groove track to a predetermined precision shape, the recess [reducing groove] groove reducing the wear on the finish machining tool used during the finish machining step.

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