Sports equipment having a tubular structural member

Pipes and tubular conduits – Structure

Reexamination Certificate

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Details

C138S172000, C138S174000, C473S316000, C473S323000

Reexamination Certificate

active

07140398

ABSTRACT:
A tubular structural member that provides directional resistance. The tubular structural member has a flexural resistance that is greater in one direction than in another. The tubular structural member can be employed in variety of devices or structures so as to effect the overall stiffness of the device.

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patent: 2005/0079925 (2005-04-01), Cheng et al.
patent: 1526418 (1968-05-01), None

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