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B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
B60B15/00—Wheels or wheel attachments designed for increasing traction
B60B15/02—Wheels with spade lugs
B60B15/10—Wheels with spade lugs with radially-adjustable spade lugs; Control mechanisms therefor
B60B15/12—Wheels with spade lugs with radially-adjustable spade lugs; Control mechanisms therefor involving cams or eccentric hoops
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FR538642D1921-07-231921-07-23Dispositif applicable, notamment, aux roues de véhicules de tous genres en vue d'augmenter l'adhérence
ExpiredFR538642A
(fr)
Perfectionnements apportés aux garde-boue et dispositifs de protection analogues utilisables sur les roues de véhicules routiers ou roues du même genre