Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1992-07-22
1993-09-28
Watson, Robert C.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
B23P 1904
Patent
active
052477274
ABSTRACT:
A tool for removing filter membranes from a filter housing without breaking the membranes. The tool comprises a threaded screw means (27) for pressing the membrane (60) though holes in opposing sides of the housing (48) and a guide means (21) for maintaining the screw means (27 ) in alignment with the holes. The guide means (21) has a threaded hole for receiving the threaded screw means (27) therethrough. The guide means (21) is slidably retained along a beam (3) and disposed between removable fastening means (9, 12) used to clamp the tool to the filter housing (48).
REFERENCES:
patent: 3689978 (1972-09-01), Kelso
patent: 4372024 (1983-02-01), Shevada
patent: 4771528 (1988-09-01), Stromberg
Harris John G.
Moon Willard K.
Benson Gregg C.
Olson A. Dean
Pfizer Inc.
Richardson Peter C.
Watson Robert C.
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