Hinge joint for a track chain

Details Hinge joint for a track chain Hinge joint for a track chain

1981-11-12

1984-03-27

Scherbel, David A.

Wheel substitutes for land vehicles

Combined or convertible

184105B, 305 58R, B62D 5520

Patent

active

044389817

ABSTRACT:
A hinge joint for a track chain having a bored pin for the reception of lubricant passed thereinto through a plug in the open end of the pin bore, the other end of which bore is blind, and the plug having a channel extending part way there-through and communicating with a slit leading to the reservoir, and the pin being located in a bushing having a slight space between their walls for the lubricant which can pass to packings in recesses in outer chain links around the pin ends, and inner chain links around the bushing ends inwardly out the outer chain links, the bushing having an opening providing for passage of the lubricant from the reservoir, through the slight space and to the packings in the outer chain links.

REFERENCES:
patent: 3762778 (1973-10-01), Boggs et al.
patent: 3831240 (1974-08-01), Boggs et al.
patent: 4067414 (1978-01-01), Funke

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