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.
Patent No.:
Date of Patent:
Apr. 07, 1998
Filed:
Apr. 24, 1996
Theodore A Stoner, Denver, CO (US);
Other;
Abstract
An apparatus and method for blow molding interlocking drink containers. Each container having a hollow container body with a top including an upwardly tapered neck and an opening into the hollow body, a bottom, a first side with an upper and a lower male lug, a second side with an upper and a lower female cavity and a third and a fourth side. The apparatus includes a split mold having a male block and a female block. The female block used for forming the first side of the container with male lugs and a portion of the third and fourth sides and a portion of the top and bottom of the container. The male block used for forming the second side of the container with female cavities and a portion of the third and fourth sides and a portion of the top and bottom of the container. The apparatus also including an ejector assembly positioned in the male block for engaging the interior of the female cavities in the second side of the container and ejecting the container in an upright position after the container has been molded and the split mold opened for discharging the container therefrom. The male block includes ribs on upper and lower male protrusions. The protrusions are used to form the female cavities in the second side of the container. The ribs provide a gripping action for retaining the completed container in the male block when the split mold is opened and prior to discharging the container.