US 12,214,533 B2
Injection mold with a side gate nozzle
Swen Spuller, Forchheim (DE)
Assigned to OTTO MÄNNER GMBH, Bahlingen (DE)
Appl. No. 17/769,243
Filed by OTTO MÄNNER GMBH, Bahlingen (DE)
PCT Filed Oct. 16, 2020, PCT No. PCT/EP2020/079265
§ 371(c)(1), (2) Date Apr. 14, 2022,
PCT Pub. No. WO2021/074415, PCT Pub. Date Apr. 22, 2021.
Claims priority of application No. 10 2019 127 972.0 (DE), filed on Oct. 16, 2019.
Prior Publication US 2024/0123665 A1, Apr. 18, 2024
Int. Cl. B29C 45/74 (2006.01); B29C 45/17 (2006.01); B29C 45/20 (2006.01); B29C 45/26 (2006.01); B29C 45/73 (2006.01)
CPC B29C 45/74 (2013.01) [B29C 45/20 (2013.01); B29C 45/2606 (2013.01); B29C 45/261 (2013.01); B29C 45/73 (2013.01); B29C 2045/1786 (2013.01)] 26 Claims
OG exemplary drawing
 
1. An injection mold (1) comprising
a. a mold insert frame (2) having several openings (3) extending in an axial direction (z) accommodating in each opening (3) a mold insert (4) encompassing a cavity (5), suitable to receive during operation melted plastic to form a plastic part; wherein
b. the several openings (3) with the mold inserts (4) are distributed around a center opening (6) of the mold insert frame (2);
c. a nozzle head (7) arranged in the center opening (6) of the mold insert frame (2) comprising a primary melt channel (8), extending in the axial direction (z), and per cavity (5) a secondary melt channel (9) each interconnected at a dorsal end to the primary melt channel (8) and at a distal end to a cavity (5) by a nozzle tip (10) attached to the nozzle head (7); wherein
d. each mold insert (4) comprises a first cooling channel (11) surrounding the cavity (5) and being in fluid communication with a first cooling circuit (12) across the mold insert frame (2) and
e. wherein the mold insert frame (2) comprises a cylindrical outer side wall (17) in which a first supply channel (18) extends in circumferential direction, or
f. wherein a first supply channel (18) is formed as a bore connecting the outside of the mold insert frame (2) and the first cooling channel (11).