Built-up automobile/motorbike wheel of light alloy

Land vehicles: wheels and axles – Wheel – Detachable wheel section

Reexamination Certificate

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Details

C301S063108, C301S065000

Reexamination Certificate

active

06991297

ABSTRACT:
A two-piece-wise built-up light-alloy wheel with a rather big diameter for automobiles and two-wheeled vehicles, being aimed to be made as lightweight and have an improved ornamental appearance, comprising: a rim (2) having outer and inner rim portions integrally formed with each other; a center disk (1) built-up with the integral rim (2); fastener bolts fastening the rim with the center disk; and a plurality of thick-wall portions (9) bulging from and integrally formed with the outer rim portion as bulging toward center of the wheel, as to form screw holes for the fastener bolts. Thickness of the rim (2) is substantially same except for the thick-wall portions, throughout from a bead seat (6) on the outer rim portion through a well part (8).

REFERENCES:
patent: 1566344 (1925-12-01), Perrot et al.
patent: 1652653 (1927-12-01), Whitcomb
patent: 2051501 (1936-08-01), Sorensen et al.
patent: 2110126 (1938-03-01), Gannett
patent: 2439881 (1948-04-01), Ash
patent: 4449756 (1984-05-01), Weeks
patent: 4982998 (1991-01-01), Mikawa
patent: 4997235 (1991-03-01), Braungart
patent: 2004/0032161 (2004-02-01), Smyth
patent: 57-66001 (1982-04-01), None
patent: 62-36901 (1987-03-01), None
patent: 5-74901 (1993-10-01), None
patent: 9-240201 (1997-09-01), None
patent: 97/31792 (1997-09-01), None

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