Motor vehicles – Special driving device – Portable track
Patent
1975-05-13
1977-06-14
Peters, Jr., Joseph F.
Motor vehicles
Special driving device
Portable track
74766, 188170, B62D 5512
Patent
active
040291669
ABSTRACT:
A track-type vehicle comprises a track roller frame mounted on either side thereof and an endless track assembly mounted on each of the frames. Each frame further carries a final drive thereon, including at least one planetary gear set and a sprocket drivingly engaged with a respective track assembly. The power input to the final drive preferably comprises a hydrostatic motor for selectively driving a carrier of the planetary gear set which is attached to the sprocket for simultaneous rotation therewith.
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patent: 3800901 (1974-04-01), Blomstrom
patent: 3831718 (1974-08-01), Muller
Haak Willard J.
Marsden Howard A.
Van Zandt Rollin P.
Carroll John A.
Caterpillar Tractor Co.
Peters Jr. Joseph F.
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