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:
Mar. 22, 2016
Filed:
Jul. 30, 2012
Daniel Egerton, Skipton, GB;
Daniel Egerton, Skipton, GB;
Crown Packaging Technology, Inc., Alsip, IL (US);
Abstract
A transfer turret assembly is provided for transferring can bodies between process stations in a can necking machine. The transfer turret assembly includes a rotatable transfer starwheel. A plurality of pockets is formed in the starwheel that can each receive a can body. The turret assembly includes a vacuum assembly having a first zone that is under vacuum and a second zone separated from the first region by a boundary. The first zone vacuum retention force to vacuum ports formed in the pockets to retain the can bodies within the pockets. The boundary between the first zone and the second zone is adjustable to correspondingly adjust the vacuum retention force according to desired starwheel rotation speed.