Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01L - Cyclically operating valves for machines or engines › F01L 13 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
Patents for F01L 13 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations (9,664)
10/2012
10/04/2012WO2012129753A1 Integrated engine braking device
10/04/2012DE102011006288A1 Method for starting internal combustion engine in motor system of hybrid drive system without using starter, involves igniting air/fuel mixture in cylinder of internal combustion engine based on request to perform start operation of engine
10/04/2012DE102011001612A1 Vorrichtung zur diskreten Phasenverschiebung Apparatus for discrete phase shift
10/03/2012EP2505797A1 Variable valve device for internal combustion engine
10/03/2012CN101994539B Braking device of engine
10/03/2012CN101779009B Internal combustion engine valve train switching device
10/03/2012CN101457673B Variable ventilhubvorrichtung
09/2012
09/27/2012WO2012126648A1 Mechanically controllable valve drive and mechanically controllable valve drive arrangement
09/27/2012WO2012126166A1 Engine brake device positioned by valve stem
09/26/2012EP2503127A1 Charged internal combustion engine and method to operate such an engine
09/26/2012EP2503126A1 Internal combustion engine equipped with waste gate turbines and method to operate such an engine
09/26/2012CN202451228U Pressure reducing valve of cam shaft of improved type small-sized petrol engine
09/26/2012CN102691542A Engine brake device positioned by air valve rod
09/26/2012CN102086791B Rocker arm changeover device for engine
09/26/2012CN101779007B Variable valve control for internal combustion engine
09/26/2012CN101779006B Variable valve gear
09/26/2012CN101338691B Apparatus and method for engine braking
09/20/2012WO2012123160A1 Valve drive with additional lift in the cam base circle
09/20/2012WO2012122845A1 Eccentric shaft control system for fully variable valve lift mechanism
09/20/2012WO2012097895A3 Valve control system
09/20/2012DE102011005575A1 Ventiltrieb mit Zusatzhub im Nockengrundkreis Valve train with auxiliary in the cam base circle
09/19/2012EP2500533A2 Combustion engine with mixed cam shaft
09/19/2012EP2499346A1 Internal combustion engine having eight cylinders in v-configuration
09/19/2012CN202441497U Cylinder deactivation energy saving mechanism of engine
09/19/2012CN102678345A Method and device for braking engine by using valve bridge
09/19/2012CN102678221A Fully variable valve timing and lift mechanism with double connecting rods
09/19/2012CN102678220A Axial-driven single-axis double-control arc chute-type fully variable valve timing and lifting mechanism
09/19/2012CN102678219A Fully variable valve timing and lifting mechanism for variable plane supporting body
09/19/2012CN102678213A Internal combustion engine
09/19/2012CN102678211A Valve drive for an internal combustion engine
09/19/2012CN102678210A Exhaust control pressure-regulating energy-saving internal combustion engine
09/13/2012WO2012119282A1 Compress-decompress engine braking method and apparatus
09/12/2012CN102667078A Variable valve device for internal combustion engine
09/11/2012US8261716 Device for generating a vacuum in a motor vehicle
09/07/2012WO2012116677A1 Cam follower and valve gear
09/07/2012WO2011075008A8 Veb excenter reset
09/06/2012DE112009005395T5 Variable Ventilbetätigungsvorrichtung für einenVerbrennungsmotor Variable valve operating device for an internal combustion engine
09/05/2012EP2495408A2 Valve train system for an internal combustion engine
09/05/2012CN202417633U Output cam shaft of common gasoline engine
09/05/2012CN101191429B Decompression braking device in endothermic engines
08/2012
08/30/2012WO2012113424A1 Internal combustion engine valve drive device
08/30/2012WO2012113126A1 Method and apparatus for braking integrated exhaust engine
08/30/2012DE102012100963A1 Internal combustion engine has two outlet valves per cylinder, which are actuated together through valve actuating unit by cam shaft over valve crosshead, and valve actuating unit has valve clearance compensation unit in actuating path
08/29/2012EP2492460A2 Valve train device and cylinder head provided with same
08/29/2012CN202402153U Combined cylinder head and distribution mechanism of internal-combustion engine
08/29/2012CN102652209A Cam unit for a constructed camshaft
08/29/2012CN102650224A Braking method and device of integrated exhaust type engine
08/29/2012CN101509405B Valve structure of internal combustion engine
08/23/2012WO2012110070A1 Internal combustion engine valve train device
08/23/2012WO2012110069A1 Camshaft with axially movable cam elements
08/23/2012WO2012109780A1 Method and apparatus for resetting valve lift for use in engine brake
08/23/2012DE102012100962A1 Combustion engine has exhaust valve is held open during motor brake phase with motor brake device which formed by valve clearance input device having bordering piston extended from pressure chamber over relief valve
08/23/2012DE102011011455A1 Device for valve train device to operate valve train of motor car, has sensor unit with sensor element to detect parameter depending on force acting on switching elements, where parameter is designed as axial movement of switching elements
08/22/2012EP2488404A1 Equipment enabling manual positioning and attachment, by means of screwing, of a subassembly in area that is inaccessible to vehicle
08/22/2012CN102003236B Engine brake device with lower manufacture cost
08/16/2012WO2012109013A2 Dual phasers assembled concentrically on a concentric camshaft system
08/16/2012WO2012107121A1 Intermediate lever
08/16/2012WO2012107119A1 Intermediate lever
08/16/2012DE102011003900A1 Zwischenhebel Intermediate lever
08/16/2012DE102011003898A1 Zwischenhebel Intermediate lever
08/15/2012EP2487341A1 Valve gear for engine
08/15/2012EP2370980B1 Electromagnetic actuator device
08/15/2012EP1643101B1 Intake air amount control device of internal combustion engine and control device
08/15/2012CN102639825A Mechanical variable valve actuation system for 2-stroke and 4-stroke engine operations
08/15/2012CN102639824A Electromagnetic actuating device
08/15/2012CN102635419A Internal combustion engine
08/15/2012CN102635418A Method and device for resetting valve lift for engine brake
08/15/2012CN102635417A Hybrid type braking method and device for generating engine braking
08/15/2012CN102003243B Electrically regenerative engine retarder and control method thereof
08/08/2012EP2484874A2 Cam shaft or cam adjustment mechanism with looped springs
08/08/2012EP1761686B1 Primary and offset actuator rocker arms for engine valve actuation
08/08/2012CN202370606U Engine brake
08/08/2012CN101550850B Valve control system with lift mode transitioning based engine synchronization timing and sensor based lift mode control
08/02/2012WO2012100993A1 Mechanically controllable valve-train assembly
08/02/2012WO2012100855A1 Sliding cam system having a friction lock
08/01/2012EP2092166B1 Valve opening arrangement and method
08/01/2012CN202360171U Pressure relief start mechanism of camshaft
08/01/2012CN202360170U Camshaft decompression mechanism for engine
08/01/2012CN202360169U Pressure reduction device of camshaft exhaust cam
08/01/2012CN202360168U Pressure reducing mechanism of cam shaft
08/01/2012CN202360167U Pressure-relief device for camshaft
07/2012
07/31/2012US8230831 Exhaust valve mechanism for internal combustion engine
07/26/2012WO2012098956A1 Shaft for engine
07/26/2012US20120186546 Lost motion valve control apparatus
07/25/2012EP2479389A1 Valve gear of internal combustion engine
07/25/2012EP2479388A1 Variable valve gear for internal combustion engine
07/25/2012EP2478191A1 Camshaft with variable valve opening period
07/25/2012EP2126292B1 Valve drive for gas exchange valves of an internal combustion engine, comprising an axially movable bearing
07/25/2012CN202348370U Exhaust pipe for large-scale farm machine
07/25/2012CN202348369U Air valve lift range varying device for engine
07/25/2012CN102606254A Decompressor for engine
07/25/2012CN101769185B Integrated engine braking device with mechanical chaining and method for changing movement of engine air valve
07/25/2012CN101699040B Two-stage variable compression ratio system of gasoline engine and control method thereof
07/19/2012WO2012071317A3 Four stroke internal combustion engine having variable valve timing and method
07/19/2012WO2012061234A3 Cam torque actuated - torsional assist phaser
07/18/2012EP2475848A2 Engine valve system
07/18/2012EP2297433B1 Valve train device
07/18/2012EP1645740B1 Intake airvolume controller of internal combustion engine
07/18/2012CN202338367U Decompression mandrel assembly
07/18/2012CN202338363U Reducing-valve distribution cam
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