Ballast excavating chain
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 3, 2006
Issued Date -
N/A
app pub date -
Jul 13, 2004
filing date -
Jul 15, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An arrangement of an excavating chain for conveying ballast of a track bed comprises a guide comprising a transverse guide section articulately connected to longitudinal guide sections defining a guide channel having an end glide track along which the excavating chain is guided. The end glide track of the transverse guide section is curved around the joints connecting the ends of the transverse guide section to the adjoining longitudinal guide sections, the end glide track enclosing an acute dihedral angle α with an imaginary plane of elongation of the end glide track of a respective one of the longitudinal guide sections whereby the excavating chain is deflected from the transverse to the longitudinal guide sections solely by contact with the end glide track.
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 | |
---|---|---|
FRANZ PLASSER BAHNBAUMASCHINEN-INDUSTRIEGESELLSCHAFT M B H | 1010 WIEN |
International Classification(s)

- 2004 Application Filing Year
- E01B Class
- 59 Applications Filed
- 29 Patents Issued To-Date
- 49.16 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Schauer, Adolf | Alkoven, AT | 2 | 3 |
# of filed Patents : 2 Total Citations : 3 | |||
Theurer, Josef | Vienna, AT | 353 | 3008 |
# of filed Patents : 353 Total Citations : 3008 |
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Patent Citation Ranking
- 0 Citation Count
- E01B Class
- 0 % this patent is cited more than
- 19 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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