Lift-generating device having axial fan(s), and heavier-than-air aircraft fitted with such a device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 4, 2017
Grant Date -
Jun 2, 2016
app pub date -
Jul 3, 2014
filing date -
Jul 12, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention relates to a device which includes two longitudinal deflecting surfaces or two pluralities of longitudinal deflecting surfaces, which are symmetrical on either side of the plane formed by the roll and yaw axes of the device and substantially in line with the roll axis and parallel to same, an air flow generator including at least one axial fan suctioning ambient air by means of at least one propeller faired in a flow path and, downstream of said propeller, an air distributor-diffuser, consisting of two adjacent semi-distributors each defining a curved duct directing the air to an outlet opening and toward the longitudinal deflecting surface or plurality of longitudinal deflecting surfaces.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2014 Application Filing Year
- B64C Class
- 1251 Applications Filed
- 1063 Patents Issued To-Date
- 84.98 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 6 Citation Count
- B64C Class
- 17.70 % 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 4, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 4, 2029 |
