F16H 25/2228
The device for circulation forming a part of the screw member
Official title: {the device for circulation forming a part of the screw member}
F16H25/2228 (The device for circulation forming a part of the screw member) appears on 41 US grants and 59 published applications in this corpus.
Search patents in F16H- Granted patents
- 41
- Published applications
- 59
- Assignees
- 41
- Inventors
- 113
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 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 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 3 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 3 |
| 2016 | 3 | 0 |
| 2017 | 2 | 5 |
| 2018 | 2 | 6 |
| 2019 | 3 | 5 |
| 2020 | 4 | 4 |
| 2021 | 4 | 3 |
| 2022 | 2 | 3 |
| 2023 | 2 | 4 |
| 2024 | 0 | 3 |
| 2025 | 3 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electromechanical spindle drive17 Mar 2026US 12,580,447 B2TRUMPF Maschinen Austria GmbH & Co. KG.
- One-piece recirculation part, recirculation threaded member and ballscrew mechanism10 Feb 2026US 12,546,384 B2Ntn Europe
- Ball screw drive, method for producing a ball screw drive and actuator assembly having a ball screw drive25 Nov 2025US 12,480,564 B2ZF Active Safety GmbH
- Electric actuator steering system for forklifts14 Oct 2025US 12,441,392 B2Toyota Material Handling, Inc.
- Reverse multi-track ball screw17 Jun 2025US 12,331,814 B2Safran Electronics & Defense Actuation
- Ball deflector of a ball screw drive11 Jun 2026US 2026/0160317 A1SFS Group International AG
- Linear actuator29 Jan 2026US 2026/0029044 A1Neon Aero, Inc.
- Ball screw drive with internal deflector1 Jan 2026US 2026/0002581 A1SFS Group International AG
- Piston for an actuator mechanism, comprising a nut and a bushing30 Oct 2025US 2025/0334157 A1Ntn Europe
- Snap type retainer for ball return of ball nut22 May 2025US 2025/0162561 A1Hl Mando Corporation
Most cited
By later US patents
- Ball circulation screw gear20US 4,258,584 AZahnradfabrik Friedrichshafen AG · 1981
- Recirculating-ball drive16US 4,366,723 A1983
- Device for converting a rotary motion into an axial motion16US 6,026,696 A2000
- Differential ball screw and nut assembly and method of obtaining relative linear motion differentially14US 5,899,114 AThomson Saginaw Ball Screw Company, Inc. · 1999
- Ball-equipped screw and nut mechanisms9US 3,937,097 ALa Technique Integrale S.A. · 1976