Slider for a solid paste dispenser
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United States of America Patent
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Nov 29, 2005
Grant Date -
Nov 6, 2003
app pub date -
May 2, 2003
filing date -
May 2, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A slider for a solid paste dispenser has a planar base portion and a tubular portion projecting from the center of the base portion into a solid paste. A screw rod extends through the base and tubular portions and is engaged therewith in threaded manner, and the tubular portion has as an integral part thereof a radially outwardly extending protrusion or a number of such protrusions so formed as to satisfy the equation S0-SM≧S1+S2+ . . . +Sn where S0 stands for the area (cm2) of the upper surface of the base portion, S1 to Sn each stand for the area (cm2) of the lower surface of one of the n protrusions, and SM stands for a maximum area (cm2) of S1 to Sn in which each of S0 and S1 to Sn excludes the area occupied by the tubular portion.
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