F16N 7/38
Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or
Official title: with a separate pump; Central lubrication systems
F16N7/38 (Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or) appears on 554 US grants and 497 published applications in this corpus.
Search patents in F16N- Granted patents
- 554
- Published applications
- 497
- Assignees
- 350
- Inventors
- 1,204
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 7 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 4 | 0 |
| 1990 | 16 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 13 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 10 | 0 |
| 1997 | 12 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 8 | 6 |
| 2003 | 3 | 2 |
| 2004 | 2 | 10 |
| 2005 | 2 | 6 |
| 2006 | 7 | 9 |
| 2007 | 4 | 3 |
| 2008 | 5 | 8 |
| 2009 | 3 | 11 |
| 2010 | 6 | 8 |
| 2011 | 3 | 11 |
| 2012 | 8 | 23 |
| 2013 | 13 | 23 |
| 2014 | 14 | 16 |
| 2015 | 22 | 14 |
| 2016 | 13 | 24 |
| 2017 | 19 | 24 |
| 2018 | 17 | 33 |
| 2019 | 18 | 44 |
| 2020 | 33 | 42 |
| 2021 | 40 | 36 |
| 2022 | 30 | 23 |
| 2023 | 30 | 36 |
| 2024 | 30 | 37 |
| 2025 | 40 | 28 |
| 2026 | 16 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Shaft lubrication system6 Oct 2026US 12,753,877 B2K&L Technologies, Inc.
- Circulation sump device for an electric drive unit of a vehicle22 Sep 2026US 12,744,431 B2Bayerische Motoren Werke Aktiengesellschaft
- Spindle lubricator of machine tool, machine tool, and use method of machine tool15 Sep 2026US 12,734,632 B2Yamazaki Mazak Corporation
- Control block for a lubrication system, and a lubrication system8 Sep 2026US 12,729,810 B2Skf Lubrication Systems Germany GmbH
- Arrangement and method for sealing a propeller shaft of a marine vessel18 Aug 2026US 12,709,372 B2ABB AB
- An oil recovery system17 Sep 2026US 2026/0276146 A1Corsaer Holding B.V.
- Lubrication tank10 Sep 2026US 2026/0266426 A1Caterpillar Global Mining LLC
- Cooling and lubricating system for hybrid powertrain20 Aug 2026US 2026/0243392 A1Jing-Jin Electric Technologies Co., Ltd.
- Lubrication system13 Aug 2026US 2026/0235254 A1Kerr Machine Co.
- Rotary machine system and negative pressure unit13 Aug 2026US 2026/0238069 A1Mitsubishi Heavy Industries Compressor Corporation
Most cited
By later US patents
- High-low pressure lubrication system for high-horsepower plunger pump139US 10,859,203 B1American Jereh International Corporation · 2020
- Lubricating method and system for use in cable pulling92US 4,569,420 A1986
- Lubrication and cooling system for a powertrain including an electric motor73US 5,217,085 AFord Motor Company · 1993
- Automatic lubricating oil feeding system capable of centralized control via radio link71US 6,101,427 A2000
- Lubricant applications to a hole61US 5,565,242 AThe Boeing Company · 1996