Power tool

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12226887
APP PUB NO 20230202020A1
SERIAL NO

18176896

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A power tool includes a power mechanism including a drive shaft; an oscillating mechanism; an airflow element connected to the drive shaft; a heat conducting portion supported on the drive shaft, where the airflow element is disposed on the heat conducting portion. The oscillating mechanism includes a support assembly sleeved on the drive shaft and an oscillating member. Heat generated by the oscillating mechanism is conducted to the heat conducting portion through the drive shaft, the heat conducting portion has a thermal conductivity greater than or equal to 50 W/m·° C., and a ratio of an axial distance L1 of a portion of the heat conducting portion in contact with the drive shaft to a distance L2 of a thermally conductive portion of the drive shaft between the heat conducting portion and the support assembly is greater than or equal to 0.1 and less than or equal to 5.

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First Claim

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Family

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Patent Owner(s)

  • NANJING CHERVON INDUSTRY CO. LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukinuki, Masatoshi Nanjing, CN 42 398
Tong, Guoming Nanjing, CN 16 150
Xue, Pengpeng Nanjing, CN 1 0
Zhan, Rui Nanjing, CN 20 32
Zhao, Xiang Nanjing, CN 83 592

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Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Aug 18, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 18, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 18, 2036
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Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00