F16C 3/20
Shape of crankshafts or eccentric-shafts having regard to balancing
F16C3/20 (Shape of crankshafts or eccentric-shafts having regard to balancing) appears on 108 US grants and 89 published applications in this corpus.
Search patents in F16C- Granted patents
- 108
- Published applications
- 89
- Assignees
- 68
- Inventors
- 223
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 2 |
| 2004 | 3 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 4 |
| 2008 | 1 | 0 |
| 2009 | 0 | 4 |
| 2010 | 2 | 4 |
| 2011 | 0 | 3 |
| 2012 | 2 | 6 |
| 2013 | 1 | 2 |
| 2014 | 8 | 8 |
| 2015 | 6 | 6 |
| 2016 | 9 | 11 |
| 2017 | 4 | 12 |
| 2018 | 10 | 6 |
| 2019 | 9 | 3 |
| 2020 | 5 | 4 |
| 2021 | 0 | 3 |
| 2022 | 4 | 2 |
| 2023 | 6 | 5 |
| 2024 | 2 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oil pan for internal combustion engine3 Mar 2026US 12,565,852 B2Arctic Cat Inc.
- Crankshaft assembly with a centrifugal pendulum attached to the crankshaft1 Oct 2024US 12,104,671 B2Schaeffler Technologies AG & Co. KG
- Power transmission shaft and method for manufacturing same7 May 2024US 11,976,704 B2Hitachi Astemo, Ltd.
- Crankshaft, power unit, two stroke piston engine, and hand-held power tool26 Dec 2023US 11,852,071 B2Husqvarna AB
- Rotary body12 Sep 2023US 11,754,113 B2Yamabiko Corporation
- Oil pan for internal combustion engine9 Jul 2026US 2026/0194004 A1Arctic Cat Inc.
- Crankshaft assembly with a centrifugal pendulum attached to the crankshaft6 Jul 2023US 2023/0213085 A1Schaeffler Technologies AG & Co. KG
- Oil pan for internal combustion engine15 Jun 2023US 2023/0184162 A1Arctic Cat Inc.
- Rotary body18 May 2023US 2023/0151844 A1Yamabiko Corporation
- Crankshaft, power unit, two stroke piston engine, and hand-held power tool27 Apr 2023US 2023/0128697 A1Husqvarna AB
Most cited
By later US patents
- Internal crankshaft vibration damper31US 6,026,776 A2000
- Advance balancing process for crankshaft20US 5,435,059 A1995
- Crankshaft assembly for enabling engine cylinder deactivation19US 6,688,272 B2Ford Global Technologies, LLC · 2004
- Engine crankshaft structure18US 4,730,512 AToyota Jidosha Kabushiki Kaisha · 1988
- First-order balancer of internal combustion engine16US 4,538,481 AHitachi Shipbuilding & Engineering Co., Ltd. · 1985