US 11,813,777 B1
Kind of foam mold design for concave seat
Baolong Shang, Shanghai (CN); Asad Ali, Troy, MI (US); Todd W. Waelde, Livonia, MI (US); Hongwei Xia, Shanghai (CN); Chandrashekar Simha, Shanghai (CN); Jiangang Zhang, Shanghai (CN); and Yue Wang, Shanghai (CN)
Assigned to Lear Corporation, Southfield, MI (US)
Filed by LEAR CORPORATION, Southfield, MI (US)
Filed on Jun. 30, 2022, as Appl. No. 17/854,315.
Int. Cl. B29C 33/16 (2006.01); B29C 44/12 (2006.01); B60N 2/58 (2006.01)
CPC B29C 33/16 (2013.01) [B29C 44/1261 (2013.01); B60N 2/5833 (2013.01); B60N 2/5891 (2013.01); Y10T 428/24017 (2015.01)] 24 Claims
OG exemplary drawing
 
1. A mold component comprising:
a magnetic block comprising a first face, the first face defining a curved three-dimensional surface and partially defining a hook strip-receiving recess, wherein:
the magnetic block is configured to be placed in a mold with a hook strip placed in the hook strip-receiving recess,
the hook strip comprises a ferrous metal-containing component such that the magnetic block attracts and holds the hook strip, the hook strip conforming to the curved three-dimensional surface, and
the mold component is configured to be applied in a molding process to mold a three-dimensional shape in a foamed part, wherein the magnetic block includes a plurality of permanent magnets sized to define the curved three-dimensional surface.