TRACTION DEVICE HAVING PROJECTING RIBS WHICH FIT INTO GROOVES OF A TIRE TREAD

A device for improving the winter road holding properties of automobiles is disclosed, which includes anti-skid members arranged in grooves in tire treads so as to surround lugs of the tread. A long working life of the anti-skid members may be attained if means are provided for moving the anti-skid...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ENGEL, RUDOLF
Format:	Patent
Sprache:	eng
Schlagworte:	DEVICES OR ARRANGEMENTS RELATED TO TYRES GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS PERFORMING OPERATIONS REPAIRING, OR CONNECTING VALVES TO, INFLATABLE ELASTIC BODIESIN GENERAL TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION TECHNICAL SUBJECTS COVERED BY FORMER USPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TRANSPORTING TYRE CHANGING OR REPAIRING TYRE INFLATION VEHICLE TYRES VEHICLES IN GENERAL
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Beschreibung
Zusammenfassung:	A device for improving the winter road holding properties of automobiles is disclosed, which includes anti-skid members arranged in grooves in tire treads so as to surround lugs of the tread. A long working life of the anti-skid members may be attained if means are provided for moving the anti-skid members between non-retracted settings and retracted positions in which the anti-skid members are in the grooves.