US 11,926,161 B2
Modular printing bar for an inkjet printing device
Florian Hitzlsperger, Munich (DE); and Ulrich Stöckle, Munich (DE)
Assigned to Canon Production Printing Holding B.V., Venlo (NL)
Filed by Canon Production Printing Holding B.V., Hh Venlo (NL)
Filed on Jan. 18, 2022, as Appl. No. 17/577,969.
Claims priority of application No. 10 2021 101 307.0 (DE), filed on Jan. 22, 2021.
Prior Publication US 2022/0234360 A1, Jul. 28, 2022
Int. Cl. B41J 2/17 (2006.01); B41J 2/175 (2006.01); B41J 29/377 (2006.01)
CPC B41J 2/1707 (2013.01) [B41J 2/175 (2013.01); B41J 29/377 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A print bar for an inkjet printing device, comprising:
a first print head module; and
a second print head module, wherein:
each print head module includes:
a base plate with which at least one print head can be connected, and
a first ink supply line running in the base plate and configured to supply ink to the respective print head module, and
each print head module is configured to be connected to the print bar to establish a connection between the first ink supply line of the first print head module and the first ink supply line of the second print head module,
wherein the connection between the first print head module and the second print head module is executed as a material bond, and
wherein the material bond is an adhesive bond or a welded joint.