---
publication_id: "OT-2026-000000446"
title: "Sealing material supply device"
published_at: "2026-09-15T19:02:53.634864Z"
canonical_url: "https://opentechnical.org/p/OT-2026-000000446"
categories:
  - "material-handling/package-handling"
keywords:
  - "b65h19/1836"
  - "b65h19/20"
  - "b65h21/00"
  - "b65h2301/46176"
  - "b65h2301/46178"
  - "b65h2301/4621"
---

# Sealing material supply device

## Abstract

There is provided a sealing material supply device that continuously supplies a sealing material to an uncoated portion on an edge portion of a current collector on which an electrode is coated, the sealing material supply device including a pair of main body portions disposed so as to sandwich an old sealing material and a new sealing material, a welding portion provided in each of the main body portions, the welding portion being configured to weld the old sealing material and the new sealing material to each other, and a half-cut portion provided in each of the main body portions, the half-cut portion being configured to cut off a surplus portion of the old sealing material and the new sealing material.