Patent ID: 8727501
Filing Date: 2014-05-20
Classification: B41J

Abstract:
1. A liquid dispenser comprising: a first liquid chamber including a nozzle, the nozzle including a center point; a second liquid chamber; a liquid supply channel in fluid communication with the second chamber; a liquid return channel in fluid communication with the second chamber; a heater associated with the second liquid chamber, the heater including a center point; a flexible corrugated membrane positioned to separate and fluidically seal the first liquid chamber and the second liquid chamber, the flexible corrugated membrane including a center point; a liquid supply that provides a liquid that flows continuously from the liquid supply through the liquid supply channel through the second liquid chamber through the liquid return channel and back to the liquid supply, wherein the center points of the nozzle, the heater, and the flexible corrugated membrane are collinear relative to each other.