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US 5,282,673 AGranted
Compound resin wheel
AssigneeBridgestone Corporation
InventorsHaruo Koyama, Youichi Nishimuro, Kunio Machida, Yoshihide Fukahori
Life of this patent
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Abstract
A compound resin wheel with two or more moldings integrated to form the resin wheel, wherein at least one of the two or more moldings made of a long fiber reinforced thermoplastic resin, the other molding or moldings made of metal and/or FRP.
Claims32
A compound resin wheel comprising:
- at least two moldings integrated together to form at least a part of the resin wheel,
- at least one of the moldings being made of a long fiber reinforced thermoplastic resin, and
- the other molding being made of one of metal and fiber reinforced plastic,
- the moldings having fitting portions provided with screw threads thereon for integrating the moldings by screwing and ratchet teeth on the screw threads to allow the moldings to turn in a tightening direction but prevent the moldings from turning in a loosening direction, thereby increasing the strength of the resin wheel.
1 more element
Dependencies are inferred from the claim text.