MUMBAI, India, June 24 -- Intellectual Property India has published a patent application (202617064712 A) filed by Lg Energy Solution, Ltd. on May 22, 2026, for Sealing Device And Secondary Battery Manufactured Thereby.
Inventors include Lee, Hyun Sang; and Kim, Jung Doo.
The application for the patent was published on June 12, 2026, under issue no. 24/2026.
Abstract: According to an embodiment of the present invention, the sealing device may comprise a lead film surrounding a lead metal, and a sealing block provided to seal a pouch surrounding the lead film. The sealing block may include a first sealing surface provided to seal a central portion of the lead film overlapping the lead metal. The first sealing surface may include a center sealing surface and side sealing surfaces located on both sides of the center sealing surface and formed to have a height difference from the center sealing surface. The side sealing surfaces may be provided with sealing protrusions which protrude to a predetermined thickness in the direction in which the sealing block is pressed so as to prevent the lead film from inadvertently moving in the width direction of the sealing surface.
Disclaimer: Curated by HT Syndication.
