Tire/wheel assembly and run-flat support member

Details Tire/wheel assembly and run-flat support member Tire/wheel assembly and run-flat support member

2007-10-30

2007-10-30

Fischer, Justin R. (Department: 1733)

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

C152S152000, C152S155000, C152S520000

Reexamination Certificate

active

10541843

ABSTRACT:
A tire/wheel assembly comprising a wheel having a rim, a pneumatic tire mounted on the rim of the wheel and a run-flat support member disposed in the cavity of the pneumatic tire. The run-flat support member includes an annular shell and elastic rings. The annular shell has a support surface located radially outward and two leg portions formed radially inward in a straddling state. The elastic rings support the leg portions on the rim. The annular shell is configured such that an annular cavity portion surrounded by the run-flat support member and the pneumatic tire has a cross-sectional area that varies in the circumferential direction of the tire.

REFERENCES:
patent: 4121640 (1978-10-01), Henning et al.
patent: 4674549 (1987-06-01), Bush
patent: 5435363 (1995-07-01), Pender
patent: 6463976 (2002-10-01), Glinz et al.
patent: 56-146409 (1981-11-01), None
patent: 2001-519279 (2001-10-01), None
patent: 2002-120509 (2002-04-01), None
patent: 2002-234304 (2002-08-01), None
patent: 2003-226104 (2003-08-01), None
patent: 2004-034904 (2004-02-01), None

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