MOTOR DRIVE DEVICE COMPRISING FAN MOTOR AND METHOD FOR CONTROLLING MOTOR DRIVE DEVICE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
May 2, 2024
app pub date -
Apr 27, 2021
filing date -
Apr 27, 2021
priority date (Note) -
Published
status (Latency Note)
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Importance

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Abstract
The present invention provides a motor drive device comprising a means for restarting, with a simple configuration, a fan motor that is stuck due to dirt, and a method for controlling said motor drive device. This motor drive device 10 comprises a body 14 having an electronic component 12 inside, a heat radiator 16 attached to the body 14, and external fan motor 18 attached to the heat radiator 16, and an internal fan motor 20 provided inside the body 14. The electronic component 12 includes a processor for controlling the motor for driving a machine tool or a robot, memory, a control circuit, etc., and functions as a restart unit for a fan motor that is stuck due to dirt.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
FANUC CORPORATION | YAMANASHI |
International Classification(s)

- 2021 Application Filing Year
- H02P Class
- 1259 Applications Filed
- 724 Patents Issued To-Date
- 57.51 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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FUJIWARA, Nagomu | Yamanashi, JP | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 0 Citation Count
- H02P Class
- 0 % this patent is cited more than
- 1 Age
Forward Cite Landscape
- No Forward Cites to Display

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 2, 2027 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Nov 2, 2031 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 2, 2035 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
Full Text

Legal Events
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Feb 15, 2000 | FPAY | FEE PAYMENT | year of fee payment: 12 |
Dec 02, 1999 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY free format text: PAYER NUMBER DE-ASSIGNED (ORIGINAL EVENT CODE: RMPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Dec 21, 1995 | FPAY | FEE PAYMENT | year of fee payment: 8 |
Dec 16, 1991 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Dec 04, 1991 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Aug 16, 1988 | I | Issuance | |
Jun 16, 1988 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
May 06, 1988 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST. EFFECTIVE DEC 30, 1986;ASSIGNOR:UNISYS CORPORATION;REEL/FRAME:004869/0796 Owner name: HONEYWELL INC. Effective Date: May 06, 1988 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:UNISYS CORPORATION;REEL/FRAME:004869/0796 Owner name: HONEYWELL INC.,MINNESOTA Effective Date: May 06, 1988 |
Nov 12, 1986 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNORS:SPERRY CORPORATION;SPERRY RAND CORPORATION;SPERRY HOLDING COMPANY, INC.;REEL/FRAME:004838/0329 Owner name: SP-COMMERCIAL FLIGHT, INC., ONE BURROUGHS PLACE, D Effective Date: Nov 12, 1986 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:SPERRY CORPORATION;SPERRY RAND CORPORATION;SPERRY HOLDING COMPANY, INC.;REEL/FRAME:004838/0329 Owner name: SP-COMMERCIAL FLIGHT, INC., A DE CORP.,MICHIGAN Effective Date: Nov 12, 1986 |
Jul 16, 1986 | F | Filing | |
Jul 16, 1986 | PD | Priority Date | |
Jul 10, 1986 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:MILLER, HARRY;REEL/FRAME:004587/0805 Owner name: SPERRY CORPORATION, GREAT NECK, NEW YORK, 11020, A Effective Date: Jul 10, 1986 |

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