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Publication of FR727064ApublicationCriticalpatent/FR727064A/fr
B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
B60B39/00—Increasing wheel adhesion
B60B39/02—Vehicle fittings for scattering or dispensing material in front of its wheels
B60B39/04—Vehicle fittings for scattering or dispensing material in front of its wheels the material being granular, e.g. sand
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FR727064D1931-01-311931-01-31Procédé et appareil pour rétablir ou augmenter momentanément l'adhérence des roues des véhicules automobiles
ExpiredFR727064A
(fr)
Procédé et dispositif pour augmenter la surface de roulement des bandages pneumatiques des véhicules et pour augmenter l'adhérence des roues sur le sol