Patent ID: 8322696

Claim:
A vacuum cup comprising: a flexible rubber body having a bottom surface, a top surface fixedly aligned above the bottom surface, and sides, and defining a volume having a substantially rectangular shape; a vacuum area formed on the top surface of the rubber body; a fixed vacuum passage passing between the bottom surface and the vacuum area and placing the vacuum area in communication with a vacuum source; and two redundant sealing features comprising: a sealing lip forming a closed perimeter around a top edge of the top surface for coming in direct contact with a work piece to form a first seal with the work piece; and a perimeter recessed channel molded into the rubber body and defining a first closed path on the top surface of the rubber body enclosing the vacuum area and sealing cord residing in the perimeter recessed channel for coming in direct contact with the work piece to form a second seal with the work piece inside the first seal.