External-pullout type zip-top can opening device

摘要: The invention discloses an external-pullout type zip-top can opening device. During design and manufacturing, a rivet is quite difficult to hit because the open or easy break if at incorrect position. External-pullout device disclosed by has beneficial effects that one hand, pollution caused randomly throwing away pull ring be prevented; on other direct contact between beverage prevented, so sanitation guaranteed. of still not found in existing markets.