F01M 1/06
Lubricating systems characterised by the provision therein of crankshafts or connecting rods
Official title: Lubricating systems characterised by the provision therein of crankshafts or connecting rods with lubricant passageways, e.g. bores (crankshafts, connecting-rods, per se F16C)
F01M1/06 (Lubricating systems characterised by the provision therein of crankshafts or connecting rods) appears on 237 US grants and 211 published applications in this corpus.
Search patents in F01M- Granted patents
- 237
- Published applications
- 211
- Assignees
- 106
- Inventors
- 536
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 9 | 2 |
| 2002 | 5 | 4 |
| 2003 | 4 | 8 |
| 2004 | 9 | 10 |
| 2005 | 4 | 11 |
| 2006 | 8 | 3 |
| 2007 | 4 | 0 |
| 2008 | 7 | 13 |
| 2009 | 3 | 7 |
| 2010 | 3 | 8 |
| 2011 | 3 | 7 |
| 2012 | 8 | 9 |
| 2013 | 5 | 8 |
| 2014 | 10 | 6 |
| 2015 | 10 | 6 |
| 2016 | 3 | 14 |
| 2017 | 7 | 14 |
| 2018 | 13 | 18 |
| 2019 | 24 | 22 |
| 2020 | 13 | 10 |
| 2021 | 13 | 12 |
| 2022 | 11 | 5 |
| 2023 | 4 | 2 |
| 2024 | 2 | 2 |
| 2025 | 5 | 8 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Oil pan for internal combustion engine3 Mar 2026US 12,565,852 B2Arctic Cat Inc.
- Balancer device for internal combustion engine and balancer device with oil pump30 Dec 2025US 12,510,007 B2Hitachi Astemo, Ltd.
- Connecting rod, piston, crank drive, and reciprocating internal combustion engine7 Oct 2025US 12,435,651 B2
- Systems and methods for distributing fluid in a rotating chamber22 Jul 2025US 12,366,184 B1Archer Aviation Inc.
- System for lubricating a crankshaft15 Jul 2025US 12,359,690 B2Cummins Inc.
- Oil pan for internal combustion engine9 Jul 2026US 2026/0194004 A1Arctic Cat Inc.
- Cylinder head structure for internal combustion engine25 Jun 2026US 2026/0176988 A1
- Small end bush lubrication25 Dec 2025US 2025/0389213 A1Perkins Engines Company Limited
- Oil assembly for a driveline27 Nov 2025US 2025/0361914 A1
- Connecting rod, piston, crank drive, and reciprocating internal combustion engine6 Nov 2025US 2025/0341180 A1
Most cited
By later US patents
- Variable compression ratio apparatus for internal combustion engine44US 5,146,879 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1992
- Power end of a pump41US 10,871,227 B1Black Horse, LLC · 2020
- Crankcase-scavenged four stroke engine36US 3,973,532 A1976
- Internal combustion engine machine incorporating significant improvements in power, efficiency and emissions control35US 7,104,227 B22006
- Piston oil-cooling device in an engine29US 6,481,389 B2Honda Giken Kogyo Kabushiki Kaisha · 2002