Bounce-prevention vacuum bottle cork

• Main Author: FENG YUEJIN
• Format: Patent
• Language: Chinese; English
• Published: 21.10.2009
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; APPARATUS FOR MAKING BEVERAGES; COFFEE MILLS; CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; CONVEYING; DOMESTIC ARTICLES OR APPLIANCES; FURNITURE; HANDLING THIN OR FILAMENTARY MATERIAL; HUMAN NECESSITIES; KITCHEN EQUIPMENT; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; SPICE MILLS; STORING; SUCTION CLEANERS IN GENERAL; TRANSPORTING

Disclosed is a novel bounce-prevention vacuum bottle cork, which belongs to daily products and comprises a bottle cork body and bounce-prevention devices. The Bounce-prevention vacuum bottle cork is characterized in that three or more bounce-prevention devices are mounted averagely on a same circumference of an outer surface of the lower end of the wooden bottle cork body, each bounce-prevention device comprises a plunger piston, a spring and a plunger piston seat, wherein the plunger piston and the spring can expand and contract freely inside the plunger piston seat, the surface of the plunger piston seat is in accord with that of the bottle cork body, thereby avoiding affecting the bottle cork to get in and out of a bottleneck when users plug and pull out the bottle cork. In addition, when the users plug and pull out the bottle cork, the plunger piston is extruded by manpower and the inner wall of the bottleneck, thereby enabling the spring to be compressed, causing the plunger piston to contract and leadin