Patent ID: 9469464
Filing Date: 2016-10-18
CPC Classification: B01L,B65D,G01N

Claim Text:
1. A cartridge for dispending a fluid, the cartridge comprising: a reservoir for the fluid; a dispenser for dispensing the fluid, wherein the dispenser comprises a compressible elastomeric fluid conduit having a first end and a second end for flowing the fluid from the first end to the second end, a first check valve and a second check valve distanced in the conduit for forming a fluid chamber, wherein at least the second check valve is a duckbill valve or a rotationally symmetrical valve having a circular fluid outlet, wherein the second check valve is located at the second end of the conduit, wherein the second check valve has sealing lips that extend beyond the second end of the conduit, and wherein the dispenser has its first end connected to the reservoir for enabling an inflow of the fluid from the reservoir into the fluid chamber through the first check valve; a wall portion, wherein the fluid chamber extends along the wall portion; and an actor for compressing the fluid chamber for dispensing a portion of the fluid, wherein the actor presses the fluid chamber against the wall portion for compressing the fluid chamber.