Wheel substitutes for land vehicles – Combined or convertible
Patent
1978-05-30
1980-05-27
Scherbel, David A.
Wheel substitutes for land vehicles
Combined or convertible
277 92, 277 961, 277206R, 305 58R, B22D 5500, F16J 1538
Patent
active
042047161
ABSTRACT:
A track joint with a thrust ring and a seal ring wherein there is a track pin and a cylindrical bushing on the pin and two track links. The end of the bushing and one of the track links present annular surfaces faced toward each other but spaced apart. A thrust ring extends between the annular surfaces and a seal ring is on the thrust ring and extends in two legs radially outwardly from the thrust ring and into contact with the respective annular surfaces for sealing therewith.
REFERENCES:
patent: 3178239 (1965-04-01), Zeller
patent: 3841718 (1974-10-01), Reinsma
patent: 3958836 (1976-05-01), Brown
patent: 4030730 (1977-06-01), Maguire
Hansmann Arthur J.
J. I. Case Company
Scherbel David A.
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