Reclosable valve with removable hermetic external seal

摘要

A reclosable valve stem actuated valve structure 21 for an aerosol-type container 20 and the like which valve structure 21 is provided with a preassembled but removable external seal 36. The seal is bonded to central portions 37 of a valve mounting cup 29 of valve 21 by bonding means 38. A rupturable frangible zone here illustrated by seal 36 is provided in seal 36 and/or in bonding means 38. The valve structure 21 can be associated with container 20 without interference from or by the seal 36 and bonding means 38 and the frangible zone can be opened before the intervening- ly filled and valve-equipped container 20 is used.