Motor vehicle wheel with individually selectable twin pneumatic tires
AssigneeDr. Ing. h.c.F. Porsche Aktiengesellschaft
InventorHelmuth Bott
Life of this patent
Estimating the term…
Abstract
A motor vehicle with twin tires which includes one tire with a winter tread and a further tire with a summer tread arranged on a common rim. Each tire is provided with a device for the air pressure regulation for achieving a selective pressure decrease and increase. The device for the air pressure regulation is connected with a device for the air pressure control by way of a common control unit. Actuating switches influencing the control unit serve for the mutually matched pressure adjustment of the tires for the summer and winter operation.
Claims12
A motor vehicle wheel comprising twin tire means and a rim means said twin tire means including, one tire means having a winter profile and a further tire means having a summer profile, said twin tire means being arranged on said rim means, and selection means being operable for selecting either of the twin tire means to be a pressurized load-carrying tire means for substantially carrying the load of the motor vehicle and for selecting the other of the tire means to be a non-load-carrying tire means.
A motor vehicle wheel according to calim 3, said actuating switch means including one actuating switch for selecting the tire means with a summer profile to be the load-carrying tire means, and another switch for selecting the tire means with a winter profile to be the load carrying tire means.
Dependencies are inferred from the claim text.