Metering device

Metering device

  • CN 101,970,129 A
  • Filed: 03/04/2009
  • Published: 02/09/2011
  • Est. Priority Date: 03/04/2008
  • Status: Active Application
First Claim
Patent Images

1. one kind is used for by the metering device (1) that measures the dispense liquid preparation, comprise reservoir vessel (2) that is used for liquid preparation and the actuation body (3) that can be connected with this reservoir vessel (2), wherein, this actuation body (3) has the hollow body (30) that is connected with lid (4), pump piston (5), pump chamber (6) and the nozzle (7) that is connected with described pump chamber (6) via passing away (8), it is characterized in that, be furnished with spring driven dump valve (36) in the end regions of passing away (8), its spring (33) is discrete, with be directed in the groove (34) that described passing away (8) is connected.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×