Manually operated pump comprising an assembly for pressurization and dispensing of fluid
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United States of America Patent
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Jan 21, 2014
Issued Date -
N/A
app pub date -
Sep 23, 2010
filing date -
Sep 25, 2009
priority date (Note) -
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Abstract
A manually operated pump for pressurized dispensing of a fluid product, designed to be fastened to the mouth of a container containing the product. The ensemble of the stem, spring, piston, and retention element form a unitary assembly that can be coupled to cup-shaped body of the pump. The pump includes also a member for connection of the unitary assembly to the cup-shaped body. The connection member includes a shaped portion for retention of the collar that projects from the stem, the portion preventing the exit of the stem from the cup-shaped body when the unitary assembly is inserted into the cup-shaped body.
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