The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 10, 2011

Filed:

Aug. 29, 2008
Applicant:

Raymond Khouw, Dublin, OH (US);

Inventor:

Raymond Khouw, Dublin, OH (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61L 2/00 (2006.01); F02D 41/00 (2006.01); F16T 1/00 (2006.01); F25B 13/00 (2006.01); F25B 41/06 (2006.01); B60K 11/00 (2006.01); B60K 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A vehicle drain hole structure includes an enclosure (e.g., an air intake tube, an intake enclosure, a resonator, a cleaner, etc.) defined by at least one wall. The at least one wall has an inner surface and an outer surface. A drain hole is defined in the at least one wall for providing drainage from the enclosure. The drain hole extends from a first end defined in the inner surface to a second end defined in the outer surface. The first end of the drain hole at the inner surface has a larger cross-sectional area than the second end of the drain hole at the exterior surface to reduce the likelihood of a liquid film forming across the drain hole.


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