Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1992-11-09
1993-11-16
Watson, Robert C.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
B23P 1904
Patent
active
052611493
ABSTRACT:
A screw puller is operative in communication with a live center member, having a cylindrical housing, including a bottom wall with a spaced top wall annular flange, with a rotary hub mounted within the housing, with the rotary hub arranged to minimize frictional inter-relationship of the screw puller threaded shaft, with a workpiece to be drawn by the puller structure.
Gilden Leon
Watson Robert C.
LandOfFree
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