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US 10,704,543 B2Granted
Distributor head for a suction pump
AssigneeSartorius Lab Instruments GmbH & Co. KG
InventorsJonas Bode, Malte Staender
Life of this patent
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Abstract
A distributor head for a suction pump which includes a housing (12), a pump port (16) configured to apply a negative pressure, and a plurality of hollow needles (18). The hollow needles are fixed to the housing (12), are connected in a liquid-tight manner to the pump port (16), and are arranged parallel to and at a distance from one another. Individual connecting paths (34) of the hollow needles (18) to the pump port (16) include respective, independently operable control valves (36).
Claims6
Distributor head for a suction pump, comprising
- a housing,
- a pump port configured to apply a negative pressure and
- a plurality of hollow needles , which are fixed to the housing, are connected in a liquid-tight manner to the pump port, and are arranged parallel to and at respective distances from one another,
- wherein the plurality of hollow needles have respective individual connecting paths to the pump port that each comprise respective control valves that are operable independently from one another, wherein each of the control valves is assigned a respective test chamber, respective inner spaces of the chambers are part of the respective connecting paths, and an outer wall of the chambers comprises a viewing window penetrating the housing, and
- wherein the test chambers are arranged on hollow needle sides of the respective control valves in the respective connecting paths.
2 more elements
Dependencies are inferred from the claim text.