Device And Method For Fracture Splitting Of Workpieces
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 -
Mar 13, 2008
app pub date -
May 19, 2005
filing date -
Jun 11, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a device for fracture splitting of an annular section (12) of a workpiece, with a housing (34) for mounting the workpiece (10), during the machining, a laser device (30), for the formation of two diametrically opposed nicks in an inner circumferential surface (16) of the annular section (12) by fusion of the material using laser energy and a fracture splitting device (32), for the fracture splitting of the annular section (12) of the workpiece (10) into two pieces along a fracturing plane (5) given by the nicks, characterised in that the laser device (30) and the fracture splitting device (32) form a single machining station and are embodied such that the formation of the nicks and fracture splitting of the workpiece (10) are carried out from opposing sides of the workpiece (10).
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 | |
---|---|---|
ALFING KESSLER SONDERMASCHINEN GMBH | 73433 AALEN |
International Classification(s)

- 2005 Application Filing Year
- B23D Class
- 144 Applications Filed
- 51 Patents Issued To-Date
- 35.42 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Hansch, Stefan | Aalen, DE | 8 | 46 |
# of filed Patents : 8 Total Citations : 46 | |||
Wisniewski, Horst | Aalen, DE | 11 | 36 |
# of filed Patents : 11 Total Citations : 36 |
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Patent Citation Ranking
- 3 Citation Count
- B23D Class
- 11.11 % this patent is cited more than
- 17 Age
Forward Cite Landscape
- No Forward Cites to Display

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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