B66F 3/18
Actuated through worm gearings
Official title: actuated through worm gearings
B66F3/18 (Actuated through worm gearings) appears on 29 US grants and 28 published applications in this corpus.
Search patents in B66F- Granted patents
- 29
- Published applications
- 28
- Assignees
- 21
- Inventors
- 77
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 0 | 2 |
| 2011 | 2 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 2 | 3 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 2 | 3 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Kit of parts comprising a nut configured to be moved manually or driven along an external screw thread extending in a longitudinal direction28 Jul 2026US 12,692,137 B2Holmatro B.V.
- Installation tool for a display and method of use11 Nov 2025US 12,466,708 B1
- Nested lifting columns28 Jan 2025US 12,209,002 B2Ewellix AB
- Drying apparatus and related methods26 Nov 2024US 12,150,600 B2LG Electronics Inc.
- Lifting column with low retracted height7 May 2024US 11,975,953 B2Zhejiang Jiecang Linear Motion Technology Co., Ltd.
- Clamping assembly and process valve11 Dec 2025US 2025/0377044 A1GEMÜ Gebr. Müller Apparatebau GmbH & Co. Kommanditgesellschaft
- Irreversible hybrid ascent and/or descent device17 Oct 2024US 2024/0343533 A1Euroup S.R.L.
- Kit of parts comprising a nut configured to be moved manually or driven along an external screw thread extending in a longitudinal direction29 Aug 2024US 2024/0286877 A1Holmatro B.V.
- Linear actuator6 Jun 2024US 2024/0182281 A1Gestion Laforest Inc.
- Lifting column23 Nov 2023US 2023/0373766 A1Ewellix AB
Most cited
By later US patents
- Lifting mechanism for a storage device on the bed of a pickup truck30US 7,182,177 B12007
- Quick release jack26US 4,702,458 A1987
- Anti-backlash nut assembly15US 6,158,720 AJoyce/Dayton Corporation · 2000
- Detachable motor/air pump unit for a hydraulic jack adaptable for lifting and pumping functions12US 4,925,158 A1990
- Motor jacking apparatus8US 4,224,363 AWestinghouse Electric Corp. · 1980