Sintered oil-retaining bushed chain having roller

Details Sintered oil-retaining bushed chain having roller Sintered oil-retaining bushed chain having roller

1988-09-14

1991-02-26

Britts, Ramon S.

Endless belt power transmission systems or components

Structure facilitating lubrication of belt, pulley, or guide...

474231, F16G 1308

Patent

active

049958526

ABSTRACT:
An improved chain comprising inner link plates, sintered oil-retaining bushings secured to the inner link plates, outer link plates, connecting pins secured to the outer link plates and the pins being rotatable within the bushings, the improvement comprising: the sintering density of the bushings being in the range of approximately 6.0 g/cm.sup.3 to 7.1 g/cm.sup.3 ; and, a roller rotatably supported on each bushing.

REFERENCES:
patent: 2372203 (1945-03-01), Hensel et al.
patent: 3643517 (1972-02-01), Paul
patent: 4615171 (1986-10-01), Burk

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