| Patents for F01L 13 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations (9,664) |
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| 11/03/2011 | WO2011135162A1 Control arrangement for a gas exchange valve in a piston engine |
| 11/03/2011 | WO2011134790A2 Hydraulic valve play compensating element for reciprocating-piston internal combustion engines |
| 11/03/2011 | DE102010019065A1 Schaltbarer Hebel für einen Ventiltrieb einer Brennkraftmaschine Switchable lever for a valve train of an internal combustion engine |
| 11/03/2011 | DE102010019064A1 Schaltbarer Hebel für einen Ventiltrieb einer Brennkraftmaschine Switchable lever for a valve train of an internal combustion engine |
| 11/02/2011 | EP1492946B1 Compact lost motion system for variable valve actuation |
| 11/02/2011 | CN202023645U Motorcycle engine |
| 11/02/2011 | CN202022200U Composite brake system capable of matching engine compressed air with friction braking |
| 11/02/2011 | CN101641498B Valve gear for internal combustion engine |
| 10/27/2011 | WO2011133088A1 Valve lift device for a combustion engine |
| 10/27/2011 | WO2011132321A1 Internal combustion engine |
| 10/27/2011 | DE102010018212A1 Switchable valve train system for use in switching different valve lifts e.g. full stroke lifts, has separated components provided with hydraulic fluid such that components acts as slide, where slide acts on switching valve |
| 10/27/2011 | DE102010018208A1 Hydraulisches Ventilspiel-Ausgleichselement für Hubkolbenbrennkraftmaschinen Hydraulic valve lash adjuster for reciprocating internal combustion engines |
| 10/26/2011 | EP2381075A2 Hydraulic unit for a cylinder head of a combustion engine with hydraulically variable gas exchange valve drive |
| 10/26/2011 | CN202017536U Device for braking engine by using valve bridge |
| 10/26/2011 | CN202017535U Compression-release engine braking device |
| 10/26/2011 | CN102226417A Engine camshaft assembly and motorcycle |
| 10/19/2011 | EP2191106B1 Device for actuating the decompression engine brake in an internal combustion engine provided with hydraulic tappets |
| 10/19/2011 | CN102224325A Variable valve device and control method thereof |
| 10/19/2011 | CN102220907A 发动机联合制动控制方法 Engine Alliance brake control method |
| 10/19/2011 | CN101371012B Gas exchange valve actuating device |
| 10/13/2011 | WO2011125194A1 Valve actuator for internal combustion engine |
| 10/13/2011 | WO2011074823A3 Oil control valve for the variable valve lift system |
| 10/12/2011 | EP2286067B1 Adjustable camshaft arrangement |
| 10/12/2011 | EP1760277B1 Valve gear for multi-cylinder internal combustion engine |
| 10/12/2011 | CN101429881B Variable valve lift transition control methods and systems |
| 10/12/2011 | CN101187320B Internal-combustion engine with decompressor |
| 10/05/2011 | EP2370980A1 Electromagnetic actuator device |
| 10/05/2011 | EP2252774B1 Electromagnetic camshaft adjusting device |
| 10/05/2011 | EP1726791B1 Valve operating device for internal combustion engine |
| 10/05/2011 | CN202001097U Efficient gasoline engine |
| 10/05/2011 | CN102207035A Internal combustion engine with auxiliary combustion chamber |
| 10/05/2011 | CN101235736B Engine pack, device used for it and cylinder head assembly used for engine |
| 09/29/2011 | WO2011117969A1 Internal combustion engine controller |
| 09/29/2011 | DE112009000586T5 Verfahren zum Steuern von Verbrennungsmodusübergängen für einen Verbrennungsmotor A method for controlling combustion mode transitions for a combustion engine |
| 09/28/2011 | EP1042598B1 Engine braking with positive power valve actuation |
| 09/28/2011 | CN102200041A Engine having variable lift valvetrain |
| 09/22/2011 | WO2011114518A1 Control device for internal combustion engine and control device for vehicle provided with said internal combustion engine |
| 09/22/2011 | WO2011113702A1 Switchable lever for a valve drive of an internal combustion engine |
| 09/22/2011 | WO2011113699A1 Tilt lever or rocker arm design, in particular for reciprocating-piston internal combustion engines |
| 09/22/2011 | DE102010011897A1 Ventiltrieb mit Nockenwelle mit axial verschiebbarer Nockeneinheit Valve train with camshaft with axially movable cam unit |
| 09/22/2011 | DE102010011828A1 Schaltbarer Hebel für einen Ventiltrieb einer Brennkraftmaschine Switchable lever for a valve train of an internal combustion engine |
| 09/22/2011 | DE102010011827A1 Switchable lever for valve train of internal combustion engine, has side walls connected by cross beam, bearing at end of recess and attachment for gas exchange valve at another end of recess |
| 09/21/2011 | CN102192038A Modular engine assembly and fluid control assembly for hydraulically-actuated mechanism |
| 09/21/2011 | CN102191965A Driving device of engine brake |
| 09/21/2011 | CN101581240B Continuous variable valve lift device and control method thereof |
| 09/15/2011 | WO2011112830A2 Compression brake system for an engine |
| 09/15/2011 | WO2011111236A1 Valve drive device for internal combustion engine |
| 09/15/2011 | WO2011110046A1 Variable power gas distribution control system for engine |
| 09/15/2011 | DE102010011455A1 Hubkolbenbrennkraftmaschine mit einstellbarem Aufpumpelement Reciprocating internal combustion engine with adjustable Aufpumpelement |
| 09/15/2011 | DE102010011454A1 Hubkolbenbrennkraftmaschine mit Dekompressionsmotorbremse Reciprocating internal combustion engine with engine compression |
| 09/14/2011 | EP2171221B1 Cam follower for a valve drive of an internal combustion engine |
| 09/14/2011 | EP1934436B1 Switching finger follower assembly |
| 09/14/2011 | EP1689981B1 Valve mechanism lift adjustment device and method |
| 09/14/2011 | CN201972757U 一种立式两缸柴油机上的减压装置 A pressure relief device on the vertical two-cylinder diesel engine |
| 09/14/2011 | CN102182529A Variable lift camshaft |
| 09/14/2011 | CN101490369B Engine with variable valve actuating mechanism |
| 09/09/2011 | WO2011107891A1 Valve deactivating device for an internal combustion engine |
| 09/07/2011 | EP1974131B1 Gas exchange valve actuating device |
| 09/07/2011 | CN201963368U 具减压机构的引擎 A pressure reducing mechanism of the engine, |
| 09/07/2011 | CN102177316A Valve train device |
| 09/07/2011 | CN101501305B Internal combustion engine |
| 09/07/2011 | CN101182790B Mounting module of oil control valve for tappet control in cylinder deactivation engine |
| 09/06/2011 | USRE42667 Intake valve timing in multi-valve, camless engines |
| 09/01/2011 | DE102009015267B4 Nockenwellenanordnung, Ventilsteuerung und Steuerungs- und Überwachungssystem zur Energieeinsparung bei Brennkraftmaschinen mit steifer Nockenwelle Camshaft assembly, valve timing and control and monitoring system for energy savings in internal combustion engines with stiffer camshaft |
| 08/31/2011 | EP1608852B1 Device for the variable actuation of gas exchange valves of internal combustion engines and method for operating said device |
| 08/31/2011 | CN201953429U 具减压装置的引擎 A decompression engine unit |
| 08/31/2011 | CN201953428U Tooth-form fixed chain type engine braking gear |
| 08/31/2011 | CN102168592A Decompression mechanism for pedal start of motorcycle engine |
| 08/31/2011 | CN101037953B Variable valve device for internal combustion engine |
| 08/25/2011 | WO2011102253A1 Variable valve mechanism for overhead valve engine |
| 08/25/2011 | DE102010049286A1 Maschinenbaugruppe mit einem Nockenphasensteller mit zwei Verriegelungspositionen Engineering group with a cam phaser with two locking positions |
| 08/25/2011 | DE102010008928A1 Hubkolbenbrennkraftmaschine mit Motorbremsung durch Öffnen der Auslassventile With reciprocating internal combustion engine braking by opening the exhaust valves |
| 08/24/2011 | EP1807609B1 Valve drive of an internal combustion engine |
| 08/24/2011 | EP1681447B1 Intake air amount control system for internal combustion engine |
| 08/24/2011 | CN102165149A Self-contained compression brakecontrol module for compression-release brakesystem of internal combustion engine |
| 08/24/2011 | CN101333948B Variable valve train system for internal combustion engine |
| 08/24/2011 | CN101319622B Valve actuating mechanism for internal-combustion engine capable of automatic phase conversion |
| 08/17/2011 | EP2357328A1 Variable valve device and control method thereof |
| 08/17/2011 | EP2357327A1 Variable valve gear and method of controlling same |
| 08/17/2011 | EP1957761B1 Cold temperature operation for added motion valve system |
| 08/17/2011 | EP1792056B1 Apparatus for an internal combustion engine |
| 08/17/2011 | CN201934195U Variable distribution gas phase control mechanism of internal combustion engine |
| 08/17/2011 | CN102159800A Engine braking device for an internal combustion engine |
| 08/17/2011 | CN102155274A Continuously variable compression ratio engine and power output device thereof |
| 08/17/2011 | CN102155273A Variable gas distribution mechanism of engine |
| 08/11/2011 | WO2011096433A1 Engine |
| 08/11/2011 | US20110196567 System for detecting operating errors in a variable valve timing engine using pressure sensors |
| 08/10/2011 | EP2352910A1 Electromagnetic camshaft-adjuster device |
| 08/10/2011 | EP2257697B1 Engine valve system with variable lift and duration |
| 08/10/2011 | EP2179146B1 Variable valve train control device |
| 08/10/2011 | CN201924986U 发动机制动专用的气门驱动机构 Engine brake valve actuation mechanism dedicated |
| 08/10/2011 | CN201924978U Combined rocker arm device used for generating auxiliary air valve movement of engine |
| 08/09/2011 | CA2530981C Intake air amount control system for internal combustion engine |
| 08/04/2011 | DE102011002623A1 Ventilsteuerzeitversteller Ventilsteuerzeitversteller |
| 08/04/2011 | DE102010006420A1 Component for valve train of combustion engine, has rocker finger tied over pivot at end on head of support unit, which has switching rocker finger made from two arms |
| 08/03/2011 | CN201916016U 一种通用汽油机启动减压装置 One kind of gasoline engine start decompression device |
| 08/03/2011 | CN201916015U 一种船用带减压阀的凸轮同滚轮摇臂配合机构 One kind of marine with a cam with roller rocker arm valve engagement mechanism |
| 08/03/2011 | CN201916014U Operating cylinder of exhaust brake valve of automobile engine |
| 08/03/2011 | CN1802490B Variable valve lift control system for a combustion engine with underneath camshaft |
| 08/03/2011 | CN102144078A Cam torque actuated phaser using band check valves built into a camshaft or concentric camshafts |