Printing system having multiple printheads and bypass lines
A printing system includes: an ink supply; a feed line coupled to the ink supply; a return line coupled to the ink supply; and a plurality of printhead modules each having an inlet port fluidically coupled to the feed line and an outlet port fluidically coupled to the return line. Each print module has a bypass line fluidically coupling the feed line to the return line. The bypass line is open for both priming and printing operations.
1. A printing system comprising:
an ink supply;
a feed line coupled to the ink supply;
a return line coupled to the ink supply; and
a plurality of printhead modules each having an inlet port fluidically coupled to the feed line and an outlet port fluidically coupled to the return line; and
wherein each print module has a bypass line fluidically coupling the feed line to the return line, and wherein the bypass line is open for both priming and printing operations.
2. The printing system of claim 1 , wherein each printhead module comprises an ink manifold for delivering ink to a plurality of inkjet nozzles.
3. The printing system of claim 2 , wherein each ink manifold comprises a plurality of layers bonded together.
4. The printing system of claim 1 , further comprising a pumping system configured to prime the printhead modules.
5. The printing system of claim 1 , wherein the plurality of printhead modules are removably mounted on a carrier extending across a width of a media path.
6. The printing system of claim 1 , wherein the plurality of printhead modules are arranged for pagewide printing.