18003714. CYLINDRICAL SECONDARY BATTERY simplified abstract (SAMSUNG SDI CO., LTD.)

CYLINDRICAL SECONDARY BATTERY

Organization Name

SAMSUNG SDI CO., LTD.

Inventor(s)

Hyun Ki Jung of Yongin-si (KR)

Byung Chul Park of Yongin-si (KR)

Gun Gue Park of Yongin-si (KR)

Gwan Hyeon Yu of Yongin-si (KR)

Jin Young Moon of Yongin-si (KR)

Kyung Rok Lee of Yongin-si (KR)

Myung Seob Kim of Yongin-si (KR)

Sung Gwi Ko of Yongin-si (KR)

Woo Hyuk Choi of Yongin-si (KR)

CYLINDRICAL SECONDARY BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 18003714 titled 'CYLINDRICAL SECONDARY BATTERY

Simplified Explanation

The present invention is a cylindrical secondary battery with a positive electrode terminal adhered and fixed to the cylindrical can by an insulating sheet, facilitating sealing between the can and the terminal due to increased contact area.

• Electrode assembly with positive and negative electrode plates, and a separator
• Cylindrical can accommodating the electrode assembly and electrically connected to the negative electrode plate
• Positive electrode terminal penetrating the upper surface of the can to connect to the positive electrode plate
• Cap plate sealing the lower end of the can
• Insulation sheet adhering the lower part of the positive electrode terminal to the can to seal the inside

Potential Applications

The technology can be applied in:

• Electric vehicles
• Portable electronic devices

Problems Solved

• Enhanced sealing between cylindrical can and positive electrode terminal
• Improved safety and efficiency of cylindrical secondary batteries

Benefits

• Increased contact area for better sealing
• Enhanced performance and reliability of cylindrical secondary batteries

Potential Commercial Applications

• Battery manufacturing companies
• Electric vehicle manufacturers

Possible Prior Art

There may be prior art related to insulating sheets used in battery technology, but specific examples are not provided in this abstract.

How does this technology impact battery lifespan?

The article does not mention the potential impact of this technology on the lifespan of cylindrical secondary batteries.

What are the environmental implications of this innovation?

The article does not address the environmental implications of implementing this technology in battery production.

Original Abstract Submitted

An embodiment of the present invention relates to a cylindrical secondary battery in which a positive electrode terminal is adhered and fixed to a cylindrical can by an insulating sheet, and thus sealing between the cylindrical can and the positive electrode terminal can be facilitated due to an increased contact area. Disclosed in an embodiment is a cylindrical secondary battery comprising an electrode assembly that has a positive electrode plate, a separator, and a negative electrode plate, a cylindrical can that has the electrode assembly accommodated therein and a lower end thereof open, and is electrically connected to the negative electrode plate, a positive electrode terminal that penetrates the upper surface of the cylindrical can to be electrically connected to the positive electrode plate, a cap plate that seals the lower end of the cylindrical can, and an insulation sheet that adheres the lower part of the positive electrode terminal to the lower surface of the upper surface part of the cylindrical can to seal the inside of the cylindrical can.