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:
May. 11, 2010
Filed:
Feb. 15, 2007
Maurice Perlman, Oak Park, MI (US);
Keith S. Attee, Charlevoix, MI (US);
Maurice Perlman, Oak Park, MI (US);
Keith S. Attee, Charlevoix, MI (US);
Delaware Capital Formation, Inc., Wilmington, DE (US);
Abstract
A method utilizing a vacuum cup for a material handling system including a body portion and a perimeter seal that functions to substantially seal against an object. Engaging the vacuum cup with an object to substantially seal the cup perimeter against the object. Substantially closing a relief port, via the sealing member, as the vacuum cup is engaged with the object. Transporting the object to a targeted location while the perimeter seal is substantially sealed against the object. Moving the vacuum cup in a direction generally away from the object at the targeted location. At least partially opening the relief portion to at least partially vent the cavity from the vacuum cup. Removing the vacuum cup from the object.