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:
Feb. 20, 2007

Filed:

Jul. 23, 2004
Applicant:

Steven R. Barnes, Phoenix, AZ (US);

Inventor:

Steven R. Barnes, Phoenix, AZ (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04H 4/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A drain for swimming pools, spas, whirlpool baths, etc., includes a plurality of first orifices in communication with corresponding serpentine passageways to minimize hair or a body part from covering and entering the first orifices to a degree sufficient to entrap a bather. A plurality of second orifices independent of the first orifices and in fluid communication with one another through a peripheral passageway provide a flow of water from the peripheral passageway into the serpentine passageways to create an alternate water inflow path and reduce the pressure differential and possible entrapment that might occur should a body part or hair come in contact with or enter the first orifices. Moreover, a plurality of ridges are attendant the first orifices to reduce the likelihood of direct contact with the first orifices by a body part or hair.


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