Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1982-06-14
1984-10-30
Briggs, William R.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
72100, 72108, 409 8, 409 9, 409 49, B23P 1514, B23F 1906
Patent
active
044792948
ABSTRACT:
A secondary working apparatus for secondarily machining a blank preliminarily formed with internal serrations, splines or teeth on a cylindrical plane, comprising a stationary housing structure, support means for supporting the blank with the center axis of the cylindrical plane fixed with respect to the housing structure, a plurality of shafts each having a center axis parallel with the center axis of the cylindrical plane and rotatable with respect to the housing structure about an axis coincident with the center axis of the shaft and an axis coincident with the center axis of the cylindrical plane, each of the shafts having a cylindrical eccentric axial portion having a center axis parallel with and radially offset from the center axis of the shaft, and generally cylindrical machining tools coaxially carried on the eccentric axial portions of the shafts, respectively, and each having a center axis coincident with the center axis of the eccentric axial portion of each of the shafts, the machining tools including at least one finishing tool formed with external serrations to be in mesh with the internal serrations of the blank, and a deburring tool having surface portions engageable with crest face portions of the internal serrations of the blank.
REFERENCES:
patent: 1740792 (1929-12-01), Strachauer et al.
patent: 3735618 (1973-05-01), Zook
patent: 3803896 (1974-04-01), Cermak et al.
Sato Norio
Sekimoto Hironobu
Briggs William R.
Nissan Motor Company Limited
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