Dispenser valve and method of forming the same
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United States of America Patent
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Nov 21, 1989
Grant Date -
N/A
app pub date -
Jun 16, 1988
filing date -
Jun 16, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A valve structure formed from a single tubular plastic component having two integral tube sections. A first section includes a flow orifice. The second section constitutes the valve element for controlling flow through the orifice by being inverted relative to the first section to overlie the orifice in sealing relationship thereto. In the preferred embodiments of the specification, the second section is invaginated into a compressed position within the first section.
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