Bottles and jars – Closures – Combined or convertible
Patent
1998-01-28
1998-10-20
Cronin, Stephen K.
Bottles and jars
Closures
Combined or convertible
215355, B65D 5124
Patent
active
058233725
ABSTRACT:
A pump adapted for insertion between a cap and a carbonated-beverage bottle for re-pressurizing the interior of the bottle with air, the pump comprising: a hollow, resilient, expandable and compressible body, the body having a sealed upper end and a lower end; a flanged lip seal formed around an outer circumference of the upper end of the hollow body and adapted for engaging an inside recess of a standard bottle cap; the upper end of the hollow body having a hole therethrough; a membrane closing the lower end of the hollow body, the membrane containing a normally sealed opening adapted to open in response to an increase in pressure caused by compression of the hollow body; and, a collar extending from the lower end of the hollow body and adapted to sealingly engage a bottle neck upon engagement of the collar with the bottle neck.
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