Sealed bushing joint for chain

Details Sealed bushing joint for chain Sealed bushing joint for chain

1986-10-15

1988-03-08

Novosad, Stephen J.

Endless belt power transmission systems or components

Positive drive belt

Belt formed of rigid links

474209, F16G 1306

Patent

active

047297549

ABSTRACT:
A chain link assembly comprises a pair of inner sidebar portions, each defining an aperture and having innermost and outermost surfaces. A hollow bushing is secured to the pair of inner sidebar portions. The bushing includes a central portion which extends between the inner sidebar portions and integral stud portions at each end of the central portion which project into each of the apertures of the inner sidebar portions and terminate at the outermost surfaces of the inner sidebar portions. A pair of seals encircle each of the stud portions, each seal lying between the innermost surface of the inner sidebar portion and the central portion of the bushing.

REFERENCES:
patent: 16724 (1897-07-01), Bigwood
patent: 3365246 (1968-01-01), Otis et al.

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