AXIAL TURBINE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
May 14, 2015
app pub date -
Nov 7, 2014
filing date -
Nov 8, 2013
priority date (Note) -
Published
status (Latency Note)
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Importance

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Abstract
An axial turbine includes a plurality of ribs provided in such a way as to be sandwiched between the diaphragm outer ring and the axial seal fin in the gap between the shroud and the diaphragm outer ring, the ribs being extended from the diaphragm outer ring toward the shroud in the radial direction of the rotor and in the direction of the rotation axis thereof, and a guide plate provided in such a way as to be present along the axial seal fin and a face of the diaphragm outer ring, opposed to the rotor, so as to be extended in the rotation radial direction of the rotor.
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 | |
---|---|---|
MITSUBISHI HITACHI POWER SYSTEMS LTD | YOKOHAMA-SHI KANAGAWA 220-8401 |
International Classification(s)

- 2014 Application Filing Year
- F01D Class
- 2253 Applications Filed
- 1888 Patents Issued To-Date
- 83.80 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
FUKUSHIMA, Hisataka | Yokohama, JP | 12 | 41 |
# of filed Patents : 12 Total Citations : 41 | |||
LEE, Goingwon | Yokohama, JP | 8 | 45 |
# of filed Patents : 8 Total Citations : 45 | |||
SEGAWA, Kiyoshi | Yokohama, JP | 16 | 138 |
# of filed Patents : 16 Total Citations : 138 | |||
SHIBATA, Takanori | Yokohama, JP | 61 | 1197 |
# of filed Patents : 61 Total Citations : 1197 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 7 Citation Count
- F01D Class
- 9.27 % this patent is cited more than
- 10 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 14, 2026 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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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