18033508. Unit Cell and Method and Apparatus for Manufacturing A Unit Cell simplified abstract (LG Energy Solution, Ltd.)

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Unit Cell and Method and Apparatus for Manufacturing A Unit Cell

Organization Name

LG Energy Solution, Ltd.

Inventor(s)

Dong Hyeuk Park of Daejeon (KR)

Hyeon Jin Lee of Daejeon (KR)

Sung Chul Park of Daejeon (KR)

Sang Wook Kim of Daejeon (KR)

Gi Yang of Daejeon (KR)

Unit Cell and Method and Apparatus for Manufacturing A Unit Cell - A simplified explanation of the abstract

This abstract first appeared for US patent application 18033508 titled 'Unit Cell and Method and Apparatus for Manufacturing A Unit Cell

Simplified Explanation

The patent application describes an apparatus for manufacturing a unit cell by cutting separators between sets of adjacent electrodes. The apparatus includes a lower block, an upper block, and a cutter.

  • The lower and upper separators continuously move in a longitudinal direction during the manufacturing process.
  • The electrodes are stacked between the separators and on the upper separator.
  • The lower block is positioned under the lower separator, and the upper block is vertically aligned with the lower block above the upper separator.
  • The cutter is installed at the lower end of the apparatus and can access both the inside and outside of the separators.
  • The upper block descends to press the separators against the surface of the lower block.
  • The upper and/or lower blocks can be heated to a predetermined temperature to thermally fuse the pressed points of the separators.
  • The cutter protrudes from the upper block to cut the separators at the pressed points.

Potential applications of this technology:

  • Manufacturing unit cells for various electronic devices, such as batteries or fuel cells.
  • Mass production of unit cells for commercial use in energy storage systems or electric vehicles.

Problems solved by this technology:

  • Efficient and precise cutting of separators between electrodes in the manufacturing process.
  • Ensuring proper alignment and fusion of the separators for optimal performance of the unit cells.

Benefits of this technology:

  • Increased production efficiency due to continuous movement of the separators.
  • Improved accuracy and consistency in cutting and fusing the separators.
  • Enhanced performance and reliability of the manufactured unit cells.


Original Abstract Submitted

An apparatus for manufacturing a unit cell cuts lower and upper separators between sets of adjacent electrodes. In a state of a process of manufacturing the unit cell, the lower and upper separators continuously move in a longitudinal direction; and the electrodes are stacked between the separators and on the upper separator, respectively. The apparatus includes a lower block disposed under the lower separator and an upper block vertically aligned with the lower block above the upper separator. A lower end of a cutter is installed for access to the inside and outside. The upper block descends to press the separators to a surface of the lower block. One or both of the upper and lower blocks is heated to a predetermined temperature to thermally fuse pressed points of the separators. The cutter protrudes from the upper block to perform cutting at points at which the separators are pressed.