Hydrodynamic bearing, bearing assembly, and high-speed motor
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
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N/A
Issued Date -
Mar 6, 2025
app pub date -
Aug 30, 2024
filing date -
Aug 30, 2024
priority date (Note) -
Published
status (Latency Note)
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Importance

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Abstract
The present disclosure discloses a hydrodynamic bearing, including a cylindrical bearing main body; and a through hole provided in a center of the bearing main body in a penetrating manner; an oil storage groove is arranged in a middle part of the through hole; a plurality of oil slots are provided on upper and lower sides of an inner wall of the through hole; the oil slots are herringbone; oil leak prevention slots are respectively provided on two sides, close to end openings, of the inner wall of the through hole; and the two oil leak prevention slots are respectively communicated with the corresponding oil slots. The present disclosure further discloses a bearing assembly and a high-speed motor.
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 | |
---|---|---|
SHENZHEN FEIYIDA MOTOR LIMITED COMPANY | FLOOR 1 BUILDING 1 51 GEZHEN EAST ROAD PINGHU COMMUNITY PINGHU STREET LONGGANG DISTRICT SHENZHEN 518111 |
International Classification(s)

- 2024 Application Filing Year
- H02K Class
- 1297 Applications Filed
- 47 Patents Issued To-Date
- 3.63 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Chen, Jingyi | Shenzhen, CN | 21 | 99 |
# of filed Patents : 21 Total Citations : 99 | |||
Wu, Tongsong | Shenzhen, CN | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 | |||
Xiao, Yunhai | Shenzhen, CN | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 |
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Patent Citation Ranking
- 0 Citation Count
- H02K Class
- 0 % this patent is cited more than
- < 1 Age
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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 | Sep 6, 2028 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Sep 6, 2032 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Sep 6, 2036 |
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 |
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