US 11,897,175 B2
Mold plate cooling arrangement
David James Moore, Westland, MI (US); and Peter Richard Smith, Shelby Township, MI (US)
Assigned to DME COMPANY LLC, Madison Heights, MI (US)
Appl. No. 17/767,770
Filed by DME COMPANY LLC, Madison Heights, MI (US)
PCT Filed Oct. 15, 2020, PCT No. PCT/US2020/055722
§ 371(c)(1), (2) Date Apr. 8, 2022,
PCT Pub. No. WO2021/076720, PCT Pub. Date Apr. 22, 2021.
Claims priority of provisional application 62/915,240, filed on Oct. 15, 2019.
Prior Publication US 2023/0054110 A1, Feb. 23, 2023
Int. Cl. B29C 45/73 (2006.01)
CPC B29C 45/7312 (2013.01) 20 Claims
OG exemplary drawing
 
1. A fluid cooled mold plate comprising
a front side, a rear side, and a perimeter extending between the front side and the rear side;
a cooling chamber formed within the mold plate, the cooling chamber having a front wall, a rear wall, and a perimeter wall extending between the front wall and the rear wall;
an inlet fluid duct extending from a first side of the perimeter of the mold plate to a first end of the cooling chamber;
an outlet fluid duct extending from a second side of the perimeter of the mold plate to a second end of the cooling chamber that is opposite to the first end of the cooling chamber; and
the cooling chamber being occupied by a dispersion mesh secured between the front wall and the rear wall of the cooling chamber,
wherein the mold plate includes a front plate portion and a rear plate portion, the front plate portion and the rear plate portion being secured together to define the cooling chamber therebetween,
wherein the front plate portion includes a first thickness portion and a second thickness portion thicker than the first thickness portion, and a conductive insert extending into the second thickness portion from the cooling chamber.