Throat spray counting mechanism
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United States of America Patent
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-
Feb 16, 1999
Grant Date -
N/A
app pub date -
Jun 9, 1997
filing date -
Jun 9, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An aerosol throat spray with a spray-counting mechanism including a lead screw driven in rotation by a rachet in which a follower on the lead screw moves from a starting location indicating the aerosol is 'full' to an ending position indicating the aerosol is 'empty', wherein the rachet is actuated by a pawl of springy construction material which, after each power stroke, returns to a ready position for the next power stroke in response to the spring urgency of its construction material.
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