Liquid dispenser having a two-part body
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United States of America Patent
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-
Apr 1, 2003
Grant Date -
N/A
app pub date -
Jan 7, 2002
filing date -
Jul 9, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention provides a dispenser for dispensing liquids from a receptacle, the dispenser having a cylindrical and conical body containing a measuring chamber closed at its bottom end by an admission valve and at its top end by a piston provided with a delivery valve and a delivery tube capped by a pushbutton, the body being the result of assembling together two independent elements: a top element carrying the piston and provided with a cylindrical skirt; and a bottom element provided with a sleeve for co-operating with the skirt by leaktight radial clamping so as to define the wall of the measuring chamber, the bottom element being provided with a bushing extending the sleeve coaxially downwards and engaged with leaktight radial clamping inside the neck of the receptacle.
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