公开(公告)号：US20200015018A1

公开(公告)日：2020-01-09

申请号：US16493191

申请日：2017-06-14

Applicant: Goertek, Inc.

Inventor： Lulu Lu ,  Zhibing Zhang

IPC: H04R9/02 ,  H04R31/00 ,  H04R9/06

Abstract: An injection molding method for a product with a connection elastic sheet, a loudspeaker and an electronic device are provided. The method comprises: providing a blank material comprising at least one connection piece and a material connection strip, and each connection piece comprising an elastic arm portion and a wire portion; positioning the blank material as an insert in a first injection mold by means of the material connection strip; injecting a first injection plastic part into the first injection cavity to obtain a first injection product; processing the first injection product for bending up the elastic arm portion toward an outer surface of the first injection plastic part; placing the processed first injection product into a second injection cavity of a second injection mold, and sealing the elastic arm portion; and injecting a second injection plastic part into the second injection cavity.

公开(公告)号：US11477576B2

公开(公告)日：2022-10-18

申请号：US16493191

申请日：2017-06-14

Applicant: Goertek, Inc.

Inventor： Lulu Lu ,  Zhibing Zhang

IPC: H04R9/02 ,  H04R9/06 ,  H04R31/00 ,  B29L31/34 ,  B29C45/14

Abstract: An injection molding method for a product with a connection elastic sheet, a loudspeaker and an electronic device are provided. The method comprises: providing a blank material comprising at least one connection piece and a material connection strip, and each connection piece comprising an elastic arm portion and a wire portion; positioning the blank material as an insert in a first injection mold by means of the material connection strip; injecting a first injection plastic part into the first injection cavity to obtain a first injection product; processing the first injection product for bending up the elastic arm portion toward an outer surface of the first injection plastic part; placing the processed first injection product into a second injection cavity of a second injection mold, and sealing the elastic arm portion; and injecting a second injection plastic part into the second injection cavity.