Closure for a bottle or similar

摘要: Closure for a bottle or similar, with cap-shaped holding part (2) provided an inward-facing projection collar (3) engaging the protruding lip of neck bottle, and sealing part, independent yet connected it, annular surface lying on neck. The is to by means elastic element (27) itself elastic, forming excess pressure valve. When closure seals under tension (27), rests upper edge spring registers pressure, opens, preventing build-up excessive pressure. Bottles are thereby prevented from bursting, risk accidents avoided.