Piezoelectric sealing cap and assembly including the same
First Claim
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1. A piezoelectric sealing cap, comprising:
- a piezoelectric element generating displacement by a driving voltage; and
a sealing part formed to surround the piezoelectric element and sealing a bottle neck when the piezoelectric element is inserted into the bottle neck.
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Abstract
Disclosed herein is a piezoelectric sealing cap, including: a piezoelectric element generating displacement by a driving voltage; and a sealing part formed to surround the piezoelectric element and sealing a bottle neck when the piezoelectric element is inserted into the bottle neck.
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Citations
13 Claims
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1. A piezoelectric sealing cap, comprising:
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a piezoelectric element generating displacement by a driving voltage; and a sealing part formed to surround the piezoelectric element and sealing a bottle neck when the piezoelectric element is inserted into the bottle neck. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A piezoelectric sealing cap assembly, comprising:
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a piezoelectric element generating displacement by a driving voltage; a sealing part formed to surround the piezoelectric element and sealing a bottle neck when the piezoelectric element is inserted into the bottle neck; and a power supply unit applying the driving voltage to the piezoelectric element so that the width of the piezoelectric element is smaller than the width of the bottle neck due to attractive force between the internal charges of the piezoelectric element and the driving voltage. - View Dependent Claims (8, 9, 10, 11, 12, 13)
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Specification