B - Operations – Transporting – 60 – B
Patent
B - Operations, Transporting
60
B
B60B 15/00 (2006.01) B60B 15/26 (2006.01)
Patent
CA 2269071
A traction device for vehicle wheels comprises an expandable and contractible member (10) mounted next to a wheel (70) or in between dual wheels (12, 14). In another embodiment the device comprises an air chamber (106, 134) formed in the tread of the tire (120).
L'invention concerne un dispositif d'adhérence pour roues de véhicule, possédant un élément extensible et contractile (10) monté à côté d'une roue (70) ou entre des roues jumelées (12, 14). Dans un autre mode de réalisation, le dispositif comporte une chambre à air (106, 134) formée dans la bande de roulement du bandage (120).
O'brien John M.
Q. Tires Inc.
Smart & Biggar
LandOfFree
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