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B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
B60C7/00—Non-inflatable or solid tyres
B60C7/10—Non-inflatable or solid tyres characterised by means for increasing resiliency
B60C7/14—Non-inflatable or solid tyres characterised by means for increasing resiliency using springs
B60C7/16—Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form
B60C7/18—Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form disposed radially relative to wheel axis
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FR484997D1917-02-131917-04-04Perfectionnements apportés aux roues élastiques pour véhicules
ExpiredFR484997A
(fr)