Key processing machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11344957
APP PUB NO 20200406417A1
SERIAL NO

16894574

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A key processing machine is described comprising an automatic cutter change device, a key shape learning device, a clamp component and a base. The automatic cutter change device comprises a frame structure, a cutter head, a rotary disc and a first motor unit. The rotary disc is fitted with a plurality of chambers used to accommodate the said cutter head. The cutter head is installed in the said chambers. The rotary disc and the first motor unit are installed on the said frame structure, and the said first motor unit drives the said rotary disc to rotate and further drive the cutter head on the said rotary disc to rotate. The automatic cutter change device or the key shape learning device matches the clamp component to put the original key and the key blank for processing in the clamp component, saving human resources and increasing working efficiency.

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First Claim

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Patent Owner(s)

  • ZHEJIANG YONGUAN TECHNOLOGY CO., LTD

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Junfeng Shenzhen, CN 7 20
Xi, Yongfeng Shenzhen, CN 10 2

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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 Nov 30, 2025
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 30, 2029
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 30, 2033
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Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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