Patent ID: 8430276
Filing Date: 2013-04-30
Classification: B65D

Abstract:
1. A cartridge for a material comprising: a tubular container having a diameter and a circumference; a flowable material disposed in the tubular container; an end plate disposed at a first end of the tubular container, the end plate having an opening such that the flowable material can pass through the opening; a nozzle extending from the end plate, the nozzle being in communication with the openning; a plunger disposed in the container; a plurality of mechanical stops formed in the tubular container between a second end of the tubular container and the plunger, the mechanical stops being spaced around the circumference of the tubular container so that a first and a second of the plurality of mechanical stops are located on a first side of the diameter and a third of the plurality of mechanical stops is located on a second side of the diameter, the mechanical stops also being axially spaced from a second end of the tubular container wherein each mechanical stop comprises a barb that is punched out of the tubular container and each mechanical stop includes first and second planar walls that share a common edge.