Motor vehicles – Including one or more ski-like or runner members – With at least one surface-engaging propulsion element
Patent
1979-12-10
1981-11-17
Pekar, John A.
Motor vehicles
Including one or more ski-like or runner members
With at least one surface-engaging propulsion element
180143, B62D 508
Patent
active
043006507
ABSTRACT:
A multilevel power assisted steering system for vehicular application providing more than one value of steering assist to the operator thereof, the purpose fow which is intended to provide better operating safety and economy. A first, or greater, value of operator assist is provided for low speed maneuvering situations, or when steering a nearly stationary vehicle such as when parking. A second, or lesser, value of assist is provided as the vehicle speed rate is purposefully increased by the operator thereby coacting to overcome at least in part any reduction in vehicle handling performance which may be brought about by such power steering assistance. In particular, the intent is to enhance the "road feel" vital to the secure handling of motor vehicles, in particular automobiles, at the higher road speeds.
REFERENCES:
patent: 2356492 (1944-08-01), Smith
patent: 2748881 (1956-06-01), Holley
patent: 2791287 (1957-05-01), Stolte
patent: 3693747 (1972-09-01), Nishikawa
patent: 3924705 (1975-12-01), Sugisawa
patent: 4071109 (1978-01-01), Ezoe
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