Control device for differential speed steering of a vehicle

Details Control device for differential speed steering of a vehicle Control device for differential speed steering of a vehicle

1989-07-18

1990-08-14

Rice, Kenneth R.

Motor vehicles

Steering by driving

Endless flexible track

180132, B62D 1104

Patent

active

049479482

ABSTRACT:
A control device with a steering control block in which four hydraulic control valves, controllable in pairs by means of a spool valve, together with reversing valves, adjustable by the spool valve, are disposed and are connected with forward and reverse controlling control connectors of a right and a left drive. The spool valve is activated by a steering wheel and a drive lever; the drives are differentially charged in an analog steering sense. The control device is suitable for tracked vehicles.

REFERENCES:
patent: 3530964 (1970-09-01), Maguire
patent: 3540220 (1970-11-01), Lauck
patent: 3776325 (1973-12-01), Jespersen
patent: 3876021 (1975-04-01), Baumgartner
patent: 4299300 (1981-11-01), Hakes et al.

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