Patent ID: 8113365
Filing Date: 2012-02-14
Classification: A61J,Y10S

Abstract:
1. A nursing bottle assembly having a container with a closed bottom end, a top end opposite said bottom end and having an opening therein for receiving liquid into an interior of the container, a rim at the top end also with an inner diameter defining the size of the opening at the top end, a nipple, and a threaded collar to provide sealing between said nipple and said top end while allowing liquid to flow from said container to said nipple, and to provide closure for the opening at the top end, wherein the improvement comprises: a single piece insert generally providing venting to said bottle assembly, having an integral insert portion, an integral vent depending from the center of said insert portion, an integral reservoir depending from the center of said insert portion with said vent within said reservoir, and an integral venting tube in communication with said reservoir and depending from said reservoir; said insert portion sealing to said top end and having a horizontal aperture therethrough for communicating with the inner space of said container; said vent being in communication with said horizontal aperture and having a length approximately one half that of said reservoir; said venting tube having a distal end disposed proximate the bottom of said container and being open to the inner space of the container to facilitate venting; said reservoir having a generally hollow cylindrical shape with an upper end joined below said insert portion and an opposite lower end; said vent having a constant diameter and a distal end, and being generally perpendicular to said insert portion; and an inner space of said reservoir having a volumetric capacity and a volumetric center, and said distal end of said vent generally opening near the volumetric center of said reservoir.