B64C 11/346
Actuated by the centrifugal force or the aerodynamic drag acting on auxiliary
Official title: {actuated by the centrifugal force or the aerodynamic drag acting on auxiliary masses or surfaces}
B64C11/346 (Actuated by the centrifugal force or the aerodynamic drag acting on auxiliary) appears on 25 US grants and 31 published applications in this corpus.
Search patents in B64C- Granted patents
- 25
- Published applications
- 31
- Assignees
- 14
- Inventors
- 59
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 1 |
| 2016 | 4 | 5 |
| 2017 | 1 | 2 |
| 2018 | 4 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 3 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 3 | 2 |
| 2024 | 2 | 3 |
| 2025 | 3 | 1 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fan assembly for a gas turbine engine9 Dec 2025US 12,492,708 B1General Electric Company
- Fan module having variable-pitch blades30 Sep 2025US 12,428,966 B2Safran Aircraft Engines
- Propeller for a turbine engine of an aircraft with a variable-pitch vane and a geared counterweight device16 Sep 2025US 12,415,597 B2Safran Aircraft Engines
- Passive rotor pitch control system10 Dec 2024US 12,162,585 B2Northrop Grumman Systems Corporation
- Propeller speed overshoot preventing logic23 Apr 2024US 11,964,750 B2General Electric Company
- Turbofan engine including a fan actuation system23 Apr 2026US 2026/0109469 A1GE Avio S. r. l.
- Turbofan engine including a fan actuation system26 Mar 2026US 2026/0085620 A1General Electric Company
- Turbofan engine including a fan actuation system26 Mar 2026US 2026/0085621 A1General Electric Company
- Fan assembly for a gas turbine engine12 Mar 2026US 2026/0071634 A1General Electric Company
- Turbofan engine including a fan actuation system5 Mar 2026US 2026/0063137 A1General Electric Company
Most cited
By later US patents
- Propeller/fan-pitch feathering apparatus35US 4,913,623 AGeneral Electric Company · 1990
- Remote shaft driven open rotor propulsion system with electrical power generation18US 8,701,381 B2ROLLS-ROYCE plc · 2014
- Single blade rotor system for use in a vertical takeoff and landing (VTOL) aircraft18US 9,334,049 B1Amazon Technologies, Inc. · 2016
- Single blade rotor system for use in a vertical takeoff and landing (VTOL) aircraft15US 9,598,169 B1Amazon Technologies, Inc. · 2017
- Ram air turbine blade rotation over-speed prevention mechanism9US 7,306,430 B2Hamilton Sundstrand Corporation · 2007