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:
Nov. 11, 1986
Filed:
Nov. 29, 1985
Toppan Printing Co., Ltd., , JP;
Abstract
The present invention relates to a mandrel for use in manufacturing a container in which the mandrel includes a mandrel body in the shape of a cylinder, recessed portions located about the circumference of the mandrel body forming it into a polygon with inwardly depressed sides forming curved surfaces thereabout, and connecting portions separating the recessed portions and located substantially at the cylindrical outer surface of the mandrel, as well as a central channel in the mandrel and apertures located within the recessed portions and connecting them with the central channel so that a vacuum can be applied through the apertures to conform a container body placed on the outer surface of the mandrel to the shape of the mandrel.