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B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
B60B37/00—Wheel-axle combinations, e.g. wheel sets
B60B37/10—Wheel-axle combinations, e.g. wheel sets the wheels being individually rotatable around the axles
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FR765697D1933-12-161933-12-16Perfectionnements aux essieux à roues folles sur roulements à billes, applicables en particulier aux berlines de mines
ExpiredFR765697A
(fr)
Roulement à rouleaux à rangées multiples de rouleaux et à orientation automatique avec une ou plusieurs couronnes de guidage intercalées entre les rangées de rouleaux