Method of making apparatus for dispensing small amounts of fluids
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United States of America Patent
Stats
-
Oct 1, 1991
Grant Date -
N/A
app pub date -
Sep 1, 1989
filing date -
Sep 1, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of making apparatus for dispensing very small and precise amounts of fluids is disclosed which includes forming a main body with a bore formed coaxially therethrough, attaching a first housing to the main body such that the bores thereof are coaxial, attaching a driver device to the first housing, attaching a second housing to the main body such that the driver device is enclosed by the second housing, attaching a weight to the end of the first housing and applying heat to the first housing at a predetermined location between the weight and the second housing, whereby the end of the first housing is pulled away from the main body to form a tapered end portion on the first housing.
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