Masking bladed disc for reducing the radar signature of a moving compressor moving disc of a jet engine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 28, 2024
Grant Date -
Feb 10, 2022
app pub date -
Dec 4, 2019
filing date -
Dec 4, 2019
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A bladed disc for masking a moving disc of a jet engine, including blades, each blade including a pressure-side wall and a suction-side wall that meet at a leading-edge and at a trailing edge, and wherein each blade has a pressure-side wall and a suction-side wall each including a concave zone and a convex zone that are at a distance from the leading-edge and from the trailing edge and are spaced apart from one another, these concave zones and these convex zones each extending over the majority of the height of the blade, the concave zone of the pressure-side wall is opposite the convex zone of the suction-side wall, the concave zone of the suction-side wall is opposite the convex zone of the pressure-side wall.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2019 Application Filing Year
- F02K Class
- 432 Applications Filed
- 280 Patents Issued To-Date
- 64.82 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- F02K Class
- 0 % this patent is cited more than
- 1 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Nov 28, 2027 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Nov 28, 2031 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 28, 2035 |
