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US 2009/0269136 A1Published application
Hooked Collar for Piers and Bridge including the same
OwnerSu-Chin CHENinventor
Life of this patent
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Abstract
A bridge includes a bridge includes a pier, and a hooked collar at least formed on upstream surface of the pier. The anti-scour structure includes at least one hook extending upwardly. The hook configured for guiding water flow or downflow to move upwardly thereby protect river bed from being scoured.
Claims10
A bridge comprising:
- a pier, and
- a hooked collar at least formed on upstream surface of the pier, wherein the anti-scour structure comprises at least one hook extending upwardly, which is configured for guiding water flow or downflow to move upwardly thereby protect river bed from being scoured.
A hooked collar for pier, comprising:
- a hook at least formed on upstream surface of the pier, wherein the hook directly extends from the pier and bends to extend upwardly thereby defining a space of collar around the pier.
A hooked collar for pier, comprising:
- a space of collar recessed into the pier, and
- a hook extends upwardly, wherein the hook is disposed at periphery boundary of the space of collar or close to an upper portion of the space of collar.
Dependencies are inferred from the claim text.