LIGHTWEIGHT TWO-CROSSBEAM HIGH-SPEED FREE FORGING HYDRAULIC PRESS
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 -
Jul 4, 2024
app pub date -
Jun 28, 2023
filing date -
Dec 28, 2022
priority date (Note) -
Published
status (Latency Note)
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Importance

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Non-US Coverage
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Abstract
Disclosed is a lightweight two-crossbeam high-speed free forging hydraulic press. The hydraulic press includes a fixed crossbeam, a movable crossbeam, a column, and a return oil cylinder. By integrating a hydraulic cylinder with a through hole for the column to slide, an annular hydraulic cylinder is formed between the movable crossbeam and the column, and no hole is required to be specially provided on the movable crossbeam for mounting the hydraulic cylinder. Therefore, the rigidity, strength and bending resistance of the movable crossbeam serving as an upper crossbeam or a lower crossbeam can be effectively guaranteed, the crossbeam structure is simplified, and the manufacturing difficulty is reduced. Meanwhile, compared with the existing hydraulic press of a three-crossbeam structure, the two-crossbeam hydraulic press can greatly reduce the overall dimension and mass of the high-speed forging hydraulic press, reduce the overall height of the hydraulic press.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
XI'AN JIAOTONG UNIVERSITY | 28 WEST XIANNING ROAD XI'AN SHAANXI 710049 |
International Classification(s)

- 2023 Application Filing Year
- B21J Class
- 58 Applications Filed
- 19 Patents Issued To-Date
- 32.76 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
CHANG, Ming | Xi'an City, CN | 76 | 620 |
# of filed Patents : 76 Total Citations : 620 | |||
FAN, Shuqin | Xi'an City, CN | 4 | 3 |
# of filed Patents : 4 Total Citations : 3 | |||
LIU, Baiyang | Xi'an City, CN | 33 | 1377 |
# of filed Patents : 33 Total Citations : 1377 | |||
ZHANG, Haotian | Xi'an City, CN | 37 | 284 |
# of filed Patents : 37 Total Citations : 284 | |||
ZHAO, Shengdun | Xi'an City, CN | 5 | 3 |
# of filed Patents : 5 Total Citations : 3 |
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Patent Citation Ranking
- 0 Citation Count
- B21J 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 | Jan 4, 2028 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jan 4, 2032 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 4, 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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