Device for cleaning a liquid sample taking needle
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United States of America Patent
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Apr 4, 1989
Grant Date -
N/A
app pub date -
Nov 10, 1987
filing date -
Nov 14, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device is provided for cleaning a liquid sample taking needle, mounted fixedly on the frame of a sample taking apparatus, which device includes a mobile mechanism formed of a rinsing case (14) sliding over the sample taking needle (3) between a top position which it occupies during sample taking and a low position which it occupies during cleaning in which it covers the whole of the lower part of the needle, the end of this latter remaining withdrawn inside a cylindrical cleaning chamber (18) provided in the case through which the needle passes and at the lower part of which a depression is applied.
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