Patent ID: 9352575
Filing Date: 2016-05-31
CPC Classification: B41J

Claim Text:
1. A fluid ejection device comprising: a fluid ejection head; a first tank configured to store a first fluid and a second tank configured to store a second fluid said first and second fluid to be ejected from the fluid ejection head; a first diaphragm pump configured to supply the first fluid to the fluid ejection head and a second diaphragm pump configured to supply the second fluid to the fluid ejection head; and a fluid refilling mechanism configured to refill the first and second diaphragm pumps with the fluids from the first and second ink tanks; wherein the fluid refilling mechanism comprises: a first lever and a second lever configured to pull in a direction where capacity of a diaphragm is increased through an elastically deformable member; and a pressure lever that is rockably supported and configured to push one end of the first lever and one end of the second lever simultaneously, wherein the pressure member is configured to push the end of the levers to refill the first and second diaphragm pumps with the fluids from the first or second ink tanks.