F16H 25/2285
With rings engaging the screw shaft with the inner perimeter
Official title: {with rings engaging the screw shaft with the inner perimeter, e.g. using inner rings of a ball bearing}
F16H25/2285 (With rings engaging the screw shaft with the inner perimeter) appears on 30 US grants and 15 published applications in this corpus.
Search patents in F16H- Granted patents
- 30
- Published applications
- 15
- Assignees
- 19
- Inventors
- 37
- Latest grant
- 8 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 5 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 0 |
| 2022 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Ball screw drive8 Nov 2022US 11,493,118 B2Schaeffler Technologies AG & Co. KG
- Lubrication system for ballscrew actuator29 Mar 2022US 11,287,027 B2Goodrich Actuation Systems Limited
- Helical drive actuator6 Apr 2021US 10,968,993 B1Amazon Technologies, Inc.
- Robotic arm and wrist mechanisms3 Mar 2020US 10,578,197 B2iRobot Corporation
- Linear drive mechanism of the screw and nut type with perfect rolling contact30 Jul 2019US 10,364,871 B2Fondazione Istituto Italiano Di Technologia
- Lubrication system for ballscrew actuator22 Oct 2020US 2020/0332885 A1Goodrich Actuation Systems Limited
- Ball screw drive30 Jan 2020US 2020/0032885 A1Schaeffler Technologies AG & Co. KG
- Electrical actuator28 Mar 2019US 2019/0097492 A1Ntn Corporation
- Screw drive with at least one bearing as planet1 Nov 2018US 2018/0313437 A1
- Planetary Powertrain Configurations With A Ball Variator Continuously Variable Transmission Used As A Powersplit19 Jul 2018US 2018/0202550 A1Dana Corporation
Most cited
By later US patents
- Pre-loaded self-aligning roller nut assembly for standard micrometer spindle and the like349US 5,732,597 AHughes Electronics Corporation · 1998
- Torque enhancing tightening screw28US 5,577,872 APower Tool Holders Incorporated · 1996
- Torque enhancing clamping nut15US 5,567,100 APower Tool Holders Incorporated · 1996
- Leadscrew mechanical drive with differential leadscrew follower structure15US 7,249,534 B1Raytheon Company · 2007
- Linear actuator14US 4,794,810 AJaguar Cars Limited · 1989