Container with a pouring spout
AssigneeToppan Printing Co., Ltd.
InventorToshiaki Nomura
Life of this patent
Estimating the term…
Abstract
This invention provides a container with a pouring spout comprising a container body in which is bored a hole of a desired size and the inner surface of which is coated with a thermoadhesive plastic film or an aluminum foil laminated with such a film; a pouring spout body having an inner spout with a pouring channel and an air inlet, said inner spout being tightly but slidably inserted in the inner wall of the pouring spout body, the pouring spout body being adhered over the hole with a flange portion provided outside the lower end thereof so as to communicate with the hole; and a cap placed over the upper end of the pouring spout body. The pouring spout has a blade for tearing the film adhered over the hole in the container body is provided at the lower edge of the inner spout.
Claims8
A container with a pouring spout, comprising a container body having a hole of a desired size bored in a predetermined part of the container body, an inner surface of said container body being coated with a thermoadhesive plastic film;
- a seal, including a thermoadhesive plastic film, adhered to said inner surface of said container and covering said hole;
- a pouring spout body, having a longitudinal groove formed in an inner wall of said pouring spout body, a flange extending radially outwardly from a lower end of said pouring spout body and adhered directly to an outer surface of said container around said hole, and a notch formed in an upper end of said pouring spout body;
- an inner spout tightly inserted but longitudinally slidable in said inner wall of said pouring spout body, said inner spout including a pouring channel, an air inlet separated from said pouring channel by a wall, a projection slidably received in said longitudinal groove of said pouring spout body, said projection cooperating with said groove to maintain a preselected angular position of said inner spout relative to said container, said angular position being selected such that said air inlet is maintained above said pouring channel during a normal pouring operation, and a rim projecting radially outwardly from said inner spout and slidably received in said notch of said pouring spout body, said rim cooperating with said notch to limit the downward movement of said inner spout relative to said pouring spout body;
- and a cap placed over said upper end of said pouring spout body.
Dependencies are inferred from the claim text.