Sealed cell with terminal cap and safety valve

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8435658
APP PUB NO 20100247984A1
SERIAL NO

12732714

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A sealed cell has a sealing body with a space-saving safety valve that has excellent safety. The sealing body includes a terminal cap and a safety valve. The terminal cap includes one or more gas releasing holes for releasing a gas from inside to outside of the cell. The gas releasing holes are provided in the external terminal. A safety valve includes a conductive contact portion projecting toward an inside of the sealed cell, a peripheral portion in a periphery of the conductive contact portion, and one or more break grooves formed radially in the peripheral portion. At least one of the gas releasing holes overlap with at least one of break grooves in planar view of the sealed cell.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • SANYO ELECTRIC CO., LTD.

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Matsuura, Shuichi Tokushima, JP 1 28
Yamashita, Shuichi Tokushima, JP 107 1023
Yamato, Kenji Tokushima, JP 8 53

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 7, 2024
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00