F16H 25/2252
Planetary rollers between nut and screw
Official title: {Planetary rollers between nut and screw}
F16H25/2252 (Planetary rollers between nut and screw) appears on 225 US grants and 221 published applications in this corpus.
Search patents in F16H- Granted patents
- 225
- Published applications
- 221
- Assignees
- 106
- Inventors
- 342
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 9 | 0 |
| 2002 | 3 | 2 |
| 2003 | 0 | 4 |
| 2004 | 3 | 6 |
| 2005 | 2 | 4 |
| 2006 | 5 | 5 |
| 2007 | 0 | 4 |
| 2008 | 0 | 3 |
| 2009 | 2 | 5 |
| 2010 | 4 | 6 |
| 2011 | 3 | 6 |
| 2012 | 6 | 9 |
| 2013 | 7 | 14 |
| 2014 | 7 | 11 |
| 2015 | 11 | 14 |
| 2016 | 14 | 22 |
| 2017 | 15 | 13 |
| 2018 | 10 | 11 |
| 2019 | 17 | 19 |
| 2020 | 14 | 15 |
| 2021 | 15 | 9 |
| 2022 | 8 | 10 |
| 2023 | 8 | 5 |
| 2024 | 11 | 6 |
| 2025 | 13 | 11 |
| 2026 | 10 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ultra-short electromechanical servo mechanism for mechanical fault self-recovery29 Sep 2026US 12,747,779 B2Beijing Insitute of Preicsion Mechatronics and Controls
- Planetary roller screw25 Aug 2026US 12,716,474 B2Chuan Hong Precision Tool Manufacturing Co., Ltd.
- Roller screw bidirectional and alternated preloading structure with built-in metal springs21 Apr 2026US 12,607,219 B1Fositek Corporation
- Pitch change mechanism with an actuator surrounding a fluid transfer bearing14 Apr 2026US 12,601,272 B2Safran Aircraft Engines
- Roller screw bidirectional axial preloading structure14 Apr 2026US 12,601,392 B1Fositek Corporation
- Roller cage element having profiled rollers for a roller screw drive1 Oct 2026US 2026/0298319 A1Schaeffler Technologies AG & Co. KG
- Electromechanical assembly tool with torque motor30 Jul 2026US 2026/0218780 A1Oetiker Schweiz AG
- Planetary roller gearing, method for producing a planetary roller gearing, and steering actuator18 Jun 2026US 2026/0167257 A1Schaeffler Technologies AG & Co. KG
- Planetary Roller Screw30 Apr 2026US 2026/0117847 A1Chuan Hong Precision Tool Manufacturing Co., Ltd.
- Roller screw drive and method for assembling a roller screw drive12 Mar 2026US 2026/0071668 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- High temperature electromagnetic actuator294US 9,605,736 B1RCT Systems, Inc. · 2017
- Linear actuator with feedback position sensor device147US 5,557,154 AExlar Corporation · 1996
- Distraction device for moving apart two bone sections142US 6,245,075 B1Wittenstein Motion Control GmbH · 2001
- Electric linear actuator with planetary action87US 5,491,372 AExlar Corporation · 1996
- Propeller pitch control system and apparatus55US 4,591,313 AThe Boeing Company · 1986