Premix fuel nozzle assembly
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jul 25, 2017
Issued Date -
N/A
app pub date -
Nov 26, 2014
filing date -
Nov 26, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A premix fuel nozzle assembly includes a center body, a pilot premix fuel nozzle assembly that extends axially through the center body and that includes a premix tip having a plurality of premix tubes that each defines a premix passage and a fuel port. The premix passage of each premix tube is in fluid communication with the pilot air passage. The premix fuel nozzle assembly further includes a purge air cartridge assembly that extends axially within the pilot air passage. The purge air cartridge assembly includes a feed tube portion and a tip portion that define a purge air passage within the pilot air passage. The tip portion comprises an aft wall that extends at least partially through an opening defined by the premix tip. The aft wall includes a single axially extending orifice that is in fluid communication with the purge air passage.
First Claim
Other Claims data not available
Family
| Country | kind | publication No. | Filing Date | Type | Sub-Type |
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International Classification(s)
- 2014 Application Filing Year
- F23K Class
- 37 Applications Filed
- 33 Patents Issued To-Date
- 89.19 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- F23K Class
- 30 % this patent is cited more than
- 8 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jan 25, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 25, 2029 |
