Motor vehicles – Including one or more ski-like or runner members – With at least one surface-engaging propulsion element
Patent
1978-01-05
1980-03-18
Peters, Jr., Joseph F.
Motor vehicles
Including one or more ski-like or runner members
With at least one surface-engaging propulsion element
B62D 508
Patent
active
041934717
ABSTRACT:
A power steering multi-way control valve is provided featuring means for effecting hydraulic blocking of a power cylinder so that the wheels of the vehicle will remain in the neutral or steered angle position even though the driver removes his hands from the steering wheel in order to operate other accessories. This is necessary for heavy work vehicles in the construction industry or other vehicles used in open terrain.
REFERENCES:
patent: 2768699 (1956-10-01), Gardiner
patent: 3497032 (1970-02-01), Schott
patent: 3587235 (1971-06-01), Goff et al.
patent: 3989120 (1976-11-01), Lang et al.
Patentburo Zahnradfabrik Friedrichshafen AG.
Peters Jr. Joseph F.
Schrecengost R.
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