US 12,134,263 B2
Platen and release fluid control system for stencil creation
John Cecil Harwell, Pinea de Mar (ES); Shlomo Hermon, Winterhur (CH); and René Bär, Niederrohrdorf (CH)
Assigned to DualChrome AG, Niederrohrdorf (CH)
Appl. No. 18/021,035
Filed by DuralChrome AG, Niederrohrdorf (CH)
PCT Filed Aug. 14, 2020, PCT No. PCT/EP2020/072899
§ 371(c)(1), (2) Date Feb. 13, 2023,
PCT Pub. No. WO2022/033702, PCT Pub. Date Feb. 17, 2022.
Prior Publication US 2024/0025168 A1, Jan. 25, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. B41F 15/38 (2006.01)
CPC B41F 15/38 (2013.01) 17 Claims
OG exemplary drawing
 
1. A direct to mesh screen printer for creating a screen stencil, including:
a frame to hold a pre-stretched mesh in place during application of a jettable emulsion;
a fixture to hold the frame;
a platen having a cavity and perforated top surface, the cavity holds a release fluid dispensed through holes in the top surface and form a release fluid layer against one side of the pre-stretched mesh;
a release fluid control system for dispensing the release fluid into the cavity of the platen and form the release fluid layer; and
a printer carriage supporting a print head for printing the jettable emulsion on a side of the pre-stretched mesh opposite the platen.