US 11,787,181 B2
Printing head for non-cartesian inkjet printing
Alexander Libinson, Holon (IL)
Assigned to Stratasys Ltd., Rehovot (IL)
Appl. No. 17/419,799
Filed by Stratasys Ltd., Rehovot (IL)
PCT Filed Dec. 30, 2019, PCT No. PCT/IL2019/051430
§ 371(c)(1), (2) Date Jun. 30, 2021,
PCT Pub. No. WO2020/141510, PCT Pub. Date Jul. 9, 2020.
Claims priority of provisional application 62/786,468, filed on Dec. 30, 2018.
Prior Publication US 2022/0072859 A1, Mar. 10, 2022
Int. Cl. B41J 2/14 (2006.01); B29C 64/112 (2017.01)
CPC B41J 2/1433 (2013.01) [B29C 64/112 (2017.08); B41J 2002/14338 (2013.01); B41J 2002/14419 (2013.01); B41J 2002/14475 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A printing head for inkjet printing, comprising:
a manifold having a channel for holding material formulation therein; and
an array of controllable nozzles fluidly connected to said channel for dispensing the material formulation by inkjet technology, each nozzle comprising a cell cavity receiving said material formulation from said channel;
wherein a dimension of said cell cavities along said array is non-uniform and wherein said array of nozzles is characterized by a pitch that varies along said array.