F01L 2013/0052
With cams provided on an axially slidable sleeve
Official title: {with cams provided on an axially slidable sleeve}
F01L2013/0052 (With cams provided on an axially slidable sleeve) appears on 332 US grants and 358 published applications in this corpus.
Search patents in F01L- Granted patents
- 332
- Published applications
- 358
- Assignees
- 77
- Inventors
- 472
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 5 |
| 2008 | 2 | 1 |
| 2009 | 1 | 6 |
| 2010 | 2 | 24 |
| 2011 | 3 | 19 |
| 2012 | 21 | 23 |
| 2013 | 22 | 16 |
| 2014 | 23 | 27 |
| 2015 | 28 | 26 |
| 2016 | 17 | 30 |
| 2017 | 31 | 44 |
| 2018 | 30 | 43 |
| 2019 | 50 | 39 |
| 2020 | 43 | 21 |
| 2021 | 24 | 10 |
| 2022 | 5 | 9 |
| 2023 | 3 | 7 |
| 2024 | 12 | 4 |
| 2025 | 4 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electromagnetic actuating device and camshaft adjuster with an electromagnetic actuating device27 Jan 2026US 12,537,124 B2Schaeffler Technologies AG & Co. KG
- Reciprocating piston engine, and method for operating a reciprocating piston engine29 Jul 2025US 12,372,036 B2Schaeffler Technologies AG & Co. KG
- Shift gate, sliding cam system and camshaft20 May 2025US 12,305,543 B2thyssenkrupp AG
- System and method for determining position of axial cam shifting system11 Feb 2025US 12,221,911 B1Fca US LLC
- Sliding cam system for an internal combustion engine, comprising an integrated locking element14 Jan 2025US 12,196,112 B2thyssenkrupp AG
- Reciprocating piston engine, and method for operating a reciprocating piston engine15 May 2025US 2025/0154908 A1Schaeffler Technologies AG & Co. KG
- Variable valve actuation device for engine17 Oct 2024US 2024/0344468 A1Suzhou Sanlin Valteng Automobile Technology Co., Ltd.
- Shift gate, sliding cam system and camshaft26 Sep 2024US 2024/0318582 A1thyssenkrupp AG
- Valve train device25 Jul 2024US 2024/0247599 A1Ktm AG
- Sliding cam system1 Feb 2024US 2024/0035398 A1thyssenkrupp AG
Most cited
By later US patents
- Variable camshaft32US 5,129,407 AJ. D. Phillips Corporation · 1992
- Valve train with cam switching for the gas exchange valves of a four-cycle internal combustion engine32US 7,404,383 B2Schaeffler KG · 2008
- Manufacture of camshafts31US 4,616,389 AAe PLC · 1986
- Valve drive of an internal combustion engine comprising a cylinder head26US 7,409,938 B2Audi AG · 2008
- Electromagnetic regulating device24US 6,967,550 B2INA-Schaeffler KG · 2005