A stopper for wine, a method of preserving wine, and a method of serving wine from a bottle stored in a vacuum are disclosed. The stopper has a vacuum valve in a vacuum indicator in a removable cap. The vacuum valve has a self-closing passageway due to the passageway traversing an elastomeric materi
A stopper for wine, a method of preserving wine, and a method of serving wine from a bottle stored in a vacuum are disclosed. The stopper has a vacuum valve in a vacuum indicator in a removable cap. The vacuum valve has a self-closing passageway due to the passageway traversing an elastomeric material. The vacuum indicator moves in response to vacuum and reveals a marking on a valve opener when a desired vacuum is achieved. The stopper may have a filter, which also aerates. The method of preserving wine includes installing the stopper in the neck of the bottle and withdrawing air from the bottle through the stopper. The method of serving wine includes releasing vacuum from the bottle by unseating the removable cap, removing the cap and pouring wine through the stopper. Pumps for the stopper are also disclosed.
대표청구항▼
1. A bottle stopper for maintaining a vacuum inside a wine bottle, comprising: a bottle stopper having a body composed of a neck portion for insertion into the neck of a wine bottle, the neck portion configured for liquid sealing the neck of the bottle and for maintaining a vacuum inside the bottle,
1. A bottle stopper for maintaining a vacuum inside a wine bottle, comprising: a bottle stopper having a body composed of a neck portion for insertion into the neck of a wine bottle, the neck portion configured for liquid sealing the neck of the bottle and for maintaining a vacuum inside the bottle, an upper portion extending above the neck portion, and a fluid passageway for pouring wine from the bottle through the neck portion and the upper portion,a removable cap comprising a vacuum valve having a self-closing valve passageway that extends to the fluid passageway, the valve passageway adapted to be opened by mechanical insertion of a valve opener into the passageway and the cap adapted to be inserted into the upper portion of the stopper body to form a closed position to form a vacuum-maintaining seal and to close the stopper. 2. The bottle stopper of claim 1 wherein the vacuum valve is an integral part of the cap. 3. The bottle stopper of claim 1 wherein the cap has a cap aperture extending therethrough and the vacuum valve is disposed in the cap aperture. 4. The bottle stopper of claim 3 wherein the cap material surrounding the cap aperture comprises resilient material and the vacuum valve is mounted in the cap aperture in an interference fit relationship to cause the resilient material surrounding the aperture to exert a radial inward force on the vacuum valve body. 5. The bottle stopper of claim 1 wherein the removable cap comprises a brim, extending beyond the upper portion when the cap is inserted into the upper portion of the stopper body to close the stopper. 6. The bottle stopper of claim 5 wherein the bottle stopper further comprises a pour spout in the upper portion of the body and the brim is a tab extending over the pour spout. 7. The bottle stopper of claim 1 wherein the removable cap comprises a vacuum indicator for indicating that a desired vacuum has been achieved in the bottle wherein the stopper is in an operative position inside the bottle. 8. The bottle stopper of claim 7 wherein the vacuum valve is located in a top portion of the cap and the vacuum indicator comprises a flexible region in the top of the cap that circumscribes a region including the vacuum valve opening and permits the circumscribed region to be deflected relatively inwardly towards the neck portion when the stopper is mounted on a bottle and there is a vacuum in the bottle, and the circumscribed region is not relatively deflected inwardly in the absence of a vacuum in the bottle. 9. The bottle stopper of claim 7 wherein the vacuum indicator comprises a relatively thinner portion in the top of the cap. 10. A vacuum bottle stopper kit comprising the bottle stopper of claim 1 and a vacuum pump having a mechanical insertion member for opening the vacuum valve, the vacuum valve for evacuating the interior of a wine bottle through the valve passageway when the bottle stopper is mounted in the wine bottle. 11. The bottle stopper kit of claim 10 wherein the bottle stopper further comprises a vacuum indicator in the cap and wherein the vacuum valve is located in a top portion of the cap and the vacuum indicator comprises a flexible region in the top of the cap that circumscribes a region including the vacuum valve opening and permits the circumscribed region to be deflected relatively inwardly towards the neck portion when the stopper is mounted on a bottle and there is a vacuum in the bottle, and the circumscribed region is not relatively deflected inwardly in the absence of a vacuum in the bottle, wherein the mechanical insertion member comprises a hollow needle having a marking, the needle insertable into the valve passageway, the marking being disposed within the valve passageway in the absence of a vacuum in the bottle, the vacuum indicator being movable relative to the hollow needle so that the marking is revealed by movement of the vacuum indicator in the cap inwardly and relative to the hollow needle in response to the vacuum pump forming a vacuum in the bottle. 12. A method of evacuating and storing wine in a wine bottle having an opening comprising: providing a bottle stopper comprising a bottle stopper having a body composed of a neck portion for insertion into the neck of a wine bottle, the neck portion configured for liquid sealing the neck of the bottle and for maintaining a vacuum inside the bottle, an upper portion extending above the neck portion, and a fluid passageway for pouring wine from the bottle through the neck portion and the upper portion, a removable cap comprising a vacuum valve having a self-closing valve passageway that extends to the fluid passageway, the valve passageway adapted to be opened by mechanical insertion of a valve opener into the passageway and the cap adapted to be inserted into the upper portion of the stopper body to form a closed position to form a vacuum-maintaining seal and to close the stopper, the method comprising:installing the stopper into the opening of the wine bottle;if the cap is not in the closed position, placing the cap in the closed position;opening the valve passageway by mechanically inserting a valve opener into the valve passageway; andevacuating the wine bottle to form a vacuum therein by withdrawing air from the interior of the bottle through the valve passageway. 13. The method of claim 12 wherein evacuating the wine bottle further comprises drawing air from the wine bottle through the valve opener. 14. The method of claim 12 wherein the stopper further comprises a pump support and wherein opening the valve passageway further comprises guiding the pump onto the pump support such that the valve opener enters the valve passageway. 15. The method of claim 12 wherein the stopper further comprises a vacuum indicator in the removable cap, the method further comprising depressing the vacuum indicator by evacuating the bottle. 16. The method of claim 15 wherein depressing the vacuum indicator reveals a sufficient vacuum marking on the valve opener. 17. The method of claim 12 wherein placing the cap in the closed position comprises seating the removable cap into the upper portion. 18. The method of claim 12 further comprising storing the wine in the bottle with a vacuum therein for an extended period of time of at least one day. 19. A method of serving wine from a wine bottle having a vacuum in the interior thereof and having a bottle stopper in the neck, the stopper comprising a body composed of a neck portion for insertion into the neck of a wine bottle, the neck portion configured for liquid sealing the neck of the bottle and for maintaining a vacuum inside the bottle, an upper portion extending above the neck portion, and a fluid passageway for pouring wine from the bottle through the neck portion and the upper portion, a removable cap comprising a vacuum valve having a self-closing valve passageway that extends to the fluid passageway, the valve passageway adapted to be opened by mechanical insertion of a valve opener into the passageway and the cap adapted to be inserted into the upper portion of the stopper body to form a closed position to form a vacuum-maintaining seal and to close the stopper, the method comprising at least partially removing the removable cap from the upper portion of the bottle stopper to allow air from the atmosphere to enter the interior of the bottle. 20. The method of claim 19 further comprising opening the bottle stopper by completely removing the cap from the upper portion of the bottle stopper and pouring wine from the bottle through the body of the bottle stopper through the upper portion. 21. The method of claim 19 further comprising: thereafter, with wine remaining in the bottle, evacuating the wine bottle to form a vacuum therein by withdrawing air from the interior of the bottle through the valve passageway; andstoring for a period of time the wine remaining in the bottle while under vacuum.
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