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Cartridge assembly

  • US 10,343,160 B2
  • Filed: 10/11/2017
  • Issued: 07/09/2019
  • Est. Priority Date: 10/14/2016
  • Status: Active Grant
First Claim
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1. A cartridge assembly, comprising:

  • a housing including a flow cell chamber to receive a flow cell;

    a well plate having liquid wells to receive amounts of liquids, the well plate including a valve station, a pump station and a fluidics analysis station, the well plate including channels fluidly connected with the wells, the valve station, pump station and fluidics analysis station;

    a pump assembly provided on the well plate at the pump station, the pump assembly to manage fluid flow through the channels between the pump station and the fluidics analysis station; and

    a rotary valve assembly positioned on the well plate at the valve station, the rotary valve assembly including a rotor shaft and a rotor valve positioned to rotate about a rotational axis and to selectively couple the wells to the pump station,the rotor shaft having a distal end exposed through the housing,the rotor shaft including a dual spline configuration at the distal end thereof, the dual spline configuration having first and second sets of splines, the first set of splines forming a drive interface, the second set of splines forming a position encoding interface.

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