F16C 33/6659
Details of supply of the liquid to the bearing
Official title: {Details of supply of the liquid to the bearing, e.g. passages or nozzles}
F16C33/6659 (Details of supply of the liquid to the bearing) appears on 1,090 US grants and 974 published applications in this corpus.
Search patents in F16C- Granted patents
- 1,090
- Published applications
- 974
- Assignees
- 455
- Inventors
- 2,187
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 9 | 0 |
| 1979 | 6 | 0 |
| 1980 | 11 | 0 |
| 1981 | 8 | 0 |
| 1982 | 17 | 0 |
| 1983 | 7 | 0 |
| 1984 | 7 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 7 | 0 |
| 1988 | 10 | 0 |
| 1989 | 15 | 0 |
| 1990 | 14 | 0 |
| 1991 | 13 | 0 |
| 1992 | 11 | 0 |
| 1993 | 12 | 0 |
| 1994 | 8 | 0 |
| 1995 | 10 | 0 |
| 1996 | 18 | 0 |
| 1997 | 12 | 0 |
| 1998 | 14 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 22 | 5 |
| 2002 | 14 | 12 |
| 2003 | 13 | 15 |
| 2004 | 15 | 25 |
| 2005 | 10 | 23 |
| 2006 | 19 | 29 |
| 2007 | 14 | 24 |
| 2008 | 15 | 31 |
| 2009 | 19 | 42 |
| 2010 | 13 | 39 |
| 2011 | 28 | 37 |
| 2012 | 24 | 31 |
| 2013 | 43 | 37 |
| 2014 | 33 | 40 |
| 2015 | 50 | 69 |
| 2016 | 54 | 67 |
| 2017 | 58 | 77 |
| 2018 | 62 | 61 |
| 2019 | 83 | 57 |
| 2020 | 58 | 58 |
| 2021 | 44 | 37 |
| 2022 | 38 | 28 |
| 2023 | 35 | 31 |
| 2024 | 24 | 33 |
| 2025 | 36 | 41 |
| 2026 | 22 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rolling bearing fastening ring for rotating electric machines and rotating electric machine6 Oct 2026US 12,753,800 B2Weg Equipamentos EléTricos S.A.
- Linear guideway15 Sep 2026US 12,736,081 B2Ome Technology Co., Ltd.
- Lubricant supply system15 Sep 2026US 12,736,128 B2Hyundai Mobis Co., Ltd.
- Method for lubricating a bearing, lubricant supply system and wind turbine28 Jul 2026US 12,692,901 B2Nordex Energy GmbH
- Exciter apparatus23 Jun 2026US 12,661,692 B2FLSmidth A/S
- Exciter apparatus8 Oct 2026US 2026/0307107 A1FLSmidth AVS
- An oil recovery system17 Sep 2026US 2026/0276146 A1Corsaer Holding B.V.
- Lubrication insert for lubricating spindle bearings10 Sep 2026US 2026/0266335 A1United Machining Mill SA
- Non rotating spacer for gas turbine engine27 Aug 2026US 2026/0251245 A1Pratt & Whitney Canada Corp.
- Rotary machine system and negative pressure unit13 Aug 2026US 2026/0238069 A1Mitsubishi Heavy Industries Compressor Corporation
Most cited
By later US patents
- Emergency oil/mist system289US 4,284,174 AAvco Corporation · 1981
- Rolling-contact bearing containing solid lubricant therein116US 7,234,873 B2Nippon Thompson Co., Ltd. · 2007
- Environmentally safe pump including seal93US 5,499,902 AEnvironamics Corporation · 1996
- Rotary wheel-end assembly for tire inflation system82US 4,883,106 AEaton Corporation · 1989
- Vertical type antifriction bearing device61US 4,037,890 AHitachi, Ltd. · 1977