US 12,280,597 B2
Print head maintenance assembly
Jeffrey L. Thielman, Sant Cugat del Valles (ES); and Alejandro Mielgo Barba, Sant Cugat del Valles (ES)
Assigned to HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P., Spring, TX (US)
Appl. No. 17/906,506
Filed by Hewlett-Packard Development Company, L.P., Spring, TX (US)
PCT Filed Mar. 17, 2020, PCT No. PCT/US2020/023116
§ 371(c)(1), (2) Date Sep. 16, 2022,
PCT Pub. No. WO2021/188095, PCT Pub. Date Sep. 23, 2021.
Prior Publication US 2023/0114087 A1, Apr. 13, 2023
Int. Cl. B41J 2/165 (2006.01); B41J 29/17 (2006.01)
CPC B41J 2/16538 (2013.01) [B41J 2/16508 (2013.01); B41J 2/16511 (2013.01); B41J 2/16544 (2013.01); B41J 2/16547 (2013.01); B41J 29/17 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A print head maintenance assembly, the print head maintenance assembly comprising:
a maintenance cartridge that is moveable along a first direction;
a wiper assembly comprising a wiper element for wiping a print head, the wiper element extending along the first direction; and
an actuator to move the maintenance cartridge along the first direction, wherein:
the maintenance cartridge comprises a guide rail extending along the first direction;
the guide rail is to engage with the wiper assembly to adjust a position of the wiper element depending on a relative position between the maintenance cartridge and the wiper assembly in the first direction, and
the actuator is to move the maintenance cartridge along the first direction without moving the wiper element along the first direction.