COLLAPSIBLE HUBLESS WHEEL Russian patent published in 2011 - IPC B60B25/02 

FIELD: transport.

SUBSTANCE: invention relates to automotive wheels with tubeless tires, preferably, not inflatable tires. Elastoflexible tire housing relatively rigid ring tube is fitted on rim of collapsible hubless wheel. Said ring tube consists of at least two tubular sections jointed together by hollow adapters to support solid bead ledge made from acceptable rolled stock arranged on ring inner side and aligned therewith. Depending upon wheel load capacity, adapters and bead ledge may be made of metal or polymer. Coil spring is fitted inside tube and adapters. Said tube may be made up of coil spring.

EFFECT: expanded operating performances, higher load capacity.

4 cl, 1 dwg