Clamp for clamping a workpiece
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Sep 16, 2003
Grant Date -
Feb 21, 2002
app pub date -
Aug 13, 2001
filing date -
Aug 16, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A clamp for clamping a workpiece such as a forging of an aerofoil component comprises a support body 24 to which a clamping member 26 is hinged. The clamping member 26 has a workpiece clamping element 54 having pads 58 for engagement with the workpiece. The workpiece clamping element 54 is pivotable relatively to the clamping member 26 by means of a ball and socket connection including a ball element 40. This enables the workpiece clamping element 54 to self-align with the profile of the workpiece, for example with a surface of the blade 6 of the aerofoil component. In an alterative embodiment, the workpiece clamping element 54 is formed integrally with the clamping member 26, but is connected thereto by a necked region of the clamping member 26 which permits flexure of the workpiece clamping element 54 relatively to the clamping member 26.
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 | |
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ROLLS-ROYCE PLC | LONDON |
International Classification(s)

- 2001 Application Filing Year
- B23Q Class
- 377 Applications Filed
- 106 Patents Issued To-Date
- 28.12 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Cannon, Alan J | Chepstow, GB | 3 | 15 |
# of filed Patents : 3 Total Citations : 15 | |||
Hill, Christopher P R | Bristol, GB | 7 | 58 |
# of filed Patents : 7 Total Citations : 58 |
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Patent Citation Ranking
- 2 Citation Count
- B23Q Class
- 6.03 % this patent is cited more than
- 22 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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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