US 12,330,428 B2
Printing cartridge capable of controlling and tracking 3D printing material
Andreas Geier, Gargazon (IT)
Assigned to Biomet 3i, LLC, Palm Beach Gardens, FL (US)
Filed by BIOMET 3i, LLC, Palm Beach Gardens, FL (US)
Filed on Dec. 29, 2022, as Appl. No. 18/091,121.
Claims priority of provisional application 63/295,771, filed on Dec. 31, 2021.
Prior Publication US 2023/0211615 A1, Jul. 6, 2023
Int. Cl. B41J 2/175 (2006.01)
CPC B41J 2/17596 (2013.01) 20 Claims
OG exemplary drawing
 
1. A printing cartridge for delivering printing material, the printing cartridge comprising:
a material cartridge which is configured to hold printing material;
a trough configured to receive the printing material; and
a control valve device configured to transition between an open configuration and a closed configuration, wherein in the open configuration an outlet opening received at least partially in the trough is in fluid communication with a cavity of the material cartridge such that the printing material may be output into the trough, wherein the control valve device comprises:
a base;
a first arm rotatable relative to the base, wherein the first arm includes a first shaft comprising a first lumen and a first portion that extends into the base along an axis of rotation, wherein the first arm comprises a first side opening on the first portion that extends into the base; and
a second arm rotatable relative to the base, wherein the second arm includes a second shaft comprising a second lumen and a second portion that extends into the base along the axis of rotation, and wherein the second arm comprises a second side opening on the second portion that extends into the base.