F01L 1/2411
By means of a hydraulic adjusting device located between the valve stem
Official title: {by means of a hydraulic adjusting device located between the valve stem and rocker arm}
F01L1/2411 (By means of a hydraulic adjusting device located between the valve stem) appears on 191 US grants and 160 published applications in this corpus.
Search patents in F01L- Granted patents
- 191
- Published applications
- 160
- Assignees
- 67
- Inventors
- 294
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 7 |
| 2002 | 5 | 4 |
| 2003 | 12 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 2 | 2 |
| 2007 | 0 | 6 |
| 2008 | 5 | 4 |
| 2009 | 3 | 3 |
| 2010 | 2 | 2 |
| 2011 | 1 | 6 |
| 2012 | 1 | 3 |
| 2013 | 3 | 2 |
| 2014 | 5 | 3 |
| 2015 | 1 | 9 |
| 2016 | 8 | 13 |
| 2017 | 5 | 12 |
| 2018 | 9 | 8 |
| 2019 | 9 | 9 |
| 2020 | 13 | 7 |
| 2021 | 7 | 14 |
| 2022 | 16 | 7 |
| 2023 | 5 | 7 |
| 2024 | 12 | 15 |
| 2025 | 10 | 14 |
| 2026 | 5 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compliance spring mounting method and assembly26 May 2026US 12,637,965 B2Eaton Intelligent Power Limited
- Self-contained compression brake control module for integrated rocker arm engine braking and methods28 Apr 2026US 12,612,869 B2Pacbrake Company
- Rocker arm assembly7 Apr 2026US 12,595,753 B2Eaton Intelligent Power Limited
- Rocker arm for brake with integrated hydraulic capsule7 Apr 2026US 12,595,755 B2Eaton Intelligent Power Limited
- Hydraulic lash adjustment-compatible engine braking system with guided bridge arrangement17 Mar 2026US 12,577,892 B2Eaton Intelligent Power Limited
- Self-contained compression brake control module for integrated rocker arm engine braking and methods3 Jul 2025US 2025/0215816 A1Pacbrake Company
- Rocker system with stopper arrangement on cam side5 Jun 2025US 2025/0179944 A1Eaton Intelligent Power Limited
- Rocker arm assembly with rotation-locking mechanism29 May 2025US 2025/0172074 A1Eaton Intelligent Power Limited
- Rocker Arm Assembly Comprising Swing Bridge1 May 2025US 2025/0137391 A1Eaton Intelligent Power Limited
- Rocker arm assembly24 Apr 2025US 2025/0129729 A1Eaton Intelligent Power Limited
Most cited
By later US patents
- Multi-cycle, engine braking with positive power valve actuation control system and process for using the same65US 6,000,374 ADiesel Engine Retarders, Inc. · 1999
- Lost motion rocker arm system with integrated compression brake41US 6,422,186 B1Diesel Engine Retarders, Inc. · 2002
- Hydraulic lash adjuster and bridge assembly39US 4,924,821 AGeneral Motors Corporation · 1990
- Captive volume accumulator for a lost motion system37US 6,415,752 B1Diesel Engine Retarders, Inc. · 2002
- Rocker brake assembly with hydraulic lock34US 5,975,251 ADiesel Engine Retarders, Inc. · 1999