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:
Jul. 06, 2010
Filed:
Sep. 23, 2008
David E. Helgerson, Plymouth, MN (US);
Brian D. Koenig, Hastings, MN (US);
David E. Helgerson, Plymouth, MN (US);
Brian D. Koenig, Hastings, MN (US);
Activar Technical Products Group, Inc., Hopkins, MN (US);
Abstract
In some embodiments, a conveyor may include one or more of the following features: (a) a plurality of driven roller assemblies mounted on said side walls in spaced relationship and at uniform height along the lengthwise direction of said pathway, each said driven roller assembly may include one or more of the following features: i) a center shaft mounted in the side wall so said center shaft is fixed against rotation and projects, perpendicularly inward from the inside surface of the side wall, ii) a driven pulley having an outer flange, an inner axial bore of a size permitting said driven pulley to slide axially over the center shaft, and iii) a roller carried on said driven pulley for rotation therewith to move articles resting on said roller down said pathway, said roller having a recess for engaging a catch on the driven pulley to hold the roller securely.