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:
Oct. 02, 1990
Filed:
Jun. 22, 1989
Applicant:
Inventor:
Theodore H Udell, West Chester, PA (US);
Assignee:
Container Corporation of America, Clayton, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425525 ; 220 / ; 220 / ; 264531 ; 425522 ;
Abstract
Apparatus for making a thermoplastic container including a hollow, generally cylindrical body with a solid integral handling ring on at least one end thereof, wherein a solid mass of extrudate is injected from an extruder nozzle, enveloped by at least one of a pair of movable mold members, into an annular ring forming cavity of a blow mold that is in communication with a generally cylindrical body forming cavity of the mold, so when the mold is closed and a parison is blown to form a container body, the extrudate can be compressed to form an integral handling ring and the ring can be welded to the container body.