A closure for bottles and the like of the type including a breakable bottom reservoir to break during use.

摘要

This invention relates to a closure for bottles and the like of the crown-cap type including a reservoir (2) with breakable bottom (3), having a piercing plunger (8) made in a unitary body with an ouer cap (1) and entering said reservoir (2) by a slantwise cut end (9), the skirt of said cap being internally provided with continuous or discontinuous ridges (12) for engagement with the edge of the bottle inlet, said skirt (10) also having provided thereon a tearing removable strip (15), internally carrying continuous or discontinuous ridges (15 min ) for abutment with the top portion of an annular flange (6), carried at the top by said reservoir.