The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 23, 2025
Filed:
Jun. 25, 2021
Lg Energy Solution, Ltd., Seoul, KR;
Sang Ho Bae, Daejeon, KR;
Hun Bum Jung, Daejeon, KR;
Jin Yong Lee, Daejeon, KR;
Ji Hun Hwang, Daejeon, KR;
Cha Hun Ku, Daejeon, KR;
Su Taek Jung, Daejeon, KR;
Chang Min Han, Daejeon, KR;
Jae Hwa Choi, Daejeon, KR;
Young Seok Baek, Daejeon, KR;
Jeong Yeon Kim, Daejeon, KR;
Jung Joo Kim, Daejeon, KR;
LG Energy Solution, Ltd., Seoul, KR;
Abstract
An ultrasonic welding device includes an anvil provided so that an overlapping surface of an electrode tab and an electrode lead, which are provided in an electrode assembly, are configured to be disposed thereon; a horn configured to weld the overlapping surface disposed on the anvil; and an inspection member configured to inspect a horizontal level of an opposing member with respect to the overlapping surface, based on an overlapping surface horizontal value that is a horizontal value of the overlapping surface with respect to a predetermined reference surface and an opposing horizontal value that is a horizontal value of the opposing member, which is one of a welding part of the horn configured to face the overlapping surface and a disposing part of the anvil, on which the overlapping surface is configured to be disposed, with respect to the predetermined reference surface.