Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1978-07-17
1980-06-03
Jones, Jr., James L.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
29263, B23P 1904
Patent
active
042054214
ABSTRACT:
A clutch spring compressor tool for use in removing an annular clutch piston from the interior of a tubular transmission housing by axially moving the clutch piston to compress circumferentially spaced axially extending springs, normally urging it into a first position away from that first position, to a second position, to create a space to gain access to remove a C-ring spring captivatingly securing the clutch piston within the tubular housing; wherein the tool is composed of a base sized to overlay one end of the transmission housing and it includes a fixed upstanding threaded shaft to extend into the tubular housing and through the clutch piston; and wherein it further includes a ring body movable along the shaft and the ring body has a pusher surface sized to overlay and register with a depressible keeper ring normally holding the clutch piston in the first axial position; and an operator threadably engaged on the shaft for applying axial pressure to the ring body to axially move it and thereby the keeper ring to the second position to compress the springs uniformly and simultaneously create sufficient axial space for access by a tool to remove the C-ring captivating the clutch piston within the transmission housing.
REFERENCES:
patent: 1389657 (1921-09-01), Harsley et al.
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