US 11,862,885 B2
Electric connection member and circuit unit
Yoshikazu Sasaki, Yokkaichi (JP)
Assigned to Sumitomo Wiring Systems, Ltd., Yokkaichi (JP)
Filed by Sumitomo Wiring Systems, Ltd., Yokkaichi (JP)
Filed on Nov. 16, 2021, as Appl. No. 17/527,504.
Claims priority of application No. 2020-190995 (JP), filed on Nov. 17, 2020.
Prior Publication US 2022/0158378 A1, May 19, 2022
Int. Cl. H01R 13/405 (2006.01); H01R 25/16 (2006.01); H01R 13/504 (2006.01); H01R 13/52 (2006.01); H01R 43/24 (2006.01)
CPC H01R 13/405 (2013.01) [H01R 13/5045 (2013.01); H01R 13/5202 (2013.01); H01R 25/162 (2013.01); H01R 43/24 (2013.01)] 13 Claims
OG exemplary drawing
 
1. An electric connection member comprising:
a bus bar that has at least one terminal portion;
a primary molded portion formed from a thermoplastic resin and formed in one piece with the bus bar in a state where the terminal portion is exposed;
a secondary molded portion formed from a thermoplastic resin and formed in one piece with the primary molded portion so as to be a unitary piece; and
a seal member embedded in the secondary molded portion,
wherein the primary molded portion includes a pair of circumferential walls spaced apart from each other, each of the circumferential walls bounding an exposed portion that is exposed from an opening portion provided in the secondary molded portion,
the seal member is shaped to surround the circumference of each of the pair of circumferential walls without a gap, and
a boundary portion of the seal member to the secondary molded portion is heat sealed to the secondary molded portion; wherein the secondary molded portion covers the primary molded portion so as to enclose the seal member and the pair of circumferential walls.