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B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
B60B3/04—Disc wheels, i.e. wheels with load-supporting disc body with a single disc body not integral with rim, i.e. disc body and rim being manufactured independently and then permanently attached to each other in a second step, e.g. by welding
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FR871754D1938-11-101939-07-24Roues, en particulier des roues à rayons pour des véhicules de tout genre, et procédé de fabrication de telles roues
ExpiredFR871754A
(fr)
Procédé pour la fabrication des roues à chiffres destinées aux mécanismes compteurs, et en particulier aux compteurs d'électricité, et roues à chiffres ainsi fabriquées