Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1990-03-30
1991-02-19
Echols, P. W.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
29132, B21B 3108
Patent
active
049931334
ABSTRACT:
An interference fit elastomer covered roller including a shaft and an elastomeric tube covering the shaft, for use in contact with fluids includes fluid seals at the ends of the shaft comprising a topographical feature on the shaft defining at least one circumferential edge at a change in radius of hte shaft, effective for concentrating stress in the elastomeric tube around the edge to provide liquid sealing action.
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Bryant David P.
Close Thomas H.
Eastman Kodak Company
Echols P. W.
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