Patent ID: 6908005
Filing Date: 2005-06-21
Classification: B65D,Y10S

Abstract:
1. A can end made of sheet metal for containers having in a closed state an increased inner pressure compared to an ambient pressure, said can end comprising a substantially flat central panel, a portion in said central panel which is smaller with respect to the panel and is adapted to be broken out by tearing, the tearable portion being defined by a score line having two sides, and a tab adapted for gripping and used for opening said tearable portion, said tab being mounted at said central panel; wherein along a longitudinally limited portion of said score line, following a starting portion of said score line, structure lines of sheet metal below said score line having a substantially higher density compared to a metal structure of sheet metal below at least adjacent score line portions and two line segments being provided near to said longitudinally limited portion at both sides thereof, for temporarily blocking an opening process after initially breaking said score line for tearing out said smaller portion.