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Class Information
Number: 123/90.15
Name: Internal-combustion engines > Poppet valve operating mechanism > With means for varying timing
Description: Device wherein means provided to vary the time, extent of duration of valve opening relative to the operating cycle of the engine.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7124717 |
Method and device for operating an internal combustion engine |
Oct. 24, 2006 |
| 7121262 |
Cylinder and valve mode control for an engine with valves that may be deactivated |
Oct. 17, 2006 |
| 7121244 |
Anti-rotation guide for a roller follower valve lifter |
Oct. 17, 2006 |
| 7121240 |
Valve controller |
Oct. 17, 2006 |
| 7121239 |
Valve train for internal combustion engine |
Oct. 17, 2006 |
| 7121238 |
Intake valve control system and method for internal combustion engine |
Oct. 17, 2006 |
| 7117831 |
Engine with variable lift valve mechanism |
Oct. 10, 2006 |
| 7117830 |
System and method for direct injection of gaseous fuel into internal combustion engine |
Oct. 10, 2006 |
| 7117829 |
Method and device for controlling the drive unit of a vehicle |
Oct. 10, 2006 |
| 7114484 |
Drive apparatus, control method thereof, and motor vehicle equipped with the apparatus and the method |
Oct. 3, 2006 |
| 7114473 |
Valve driving apparatus and internal combustion engine including the same |
Oct. 3, 2006 |
| 7114472 |
Electromagnetic valve |
Oct. 3, 2006 |
| 7111612 |
Cylinder and valve mode control for an engine with valves that may be deactivated |
Sep. 26, 2006 |
| 7111611 |
Torque sensor-based engine and powertrain control system |
Sep. 26, 2006 |
| 7111599 |
Valve-driving system of internal combustion engine and valve-driving apparatus |
Sep. 26, 2006 |
| 7111598 |
Pivoting actuator system for controlling the stroke of a gas exchange valve in the cylinder head of an internal combustion engine |
Sep. 26, 2006 |
| 7111594 |
Method of operating internal combustion engine including electromagnetically driven intake valves |
Sep. 26, 2006 |
| 7107975 |
Controller of internal combustion engine |
Sep. 19, 2006 |
| 7107952 |
Actuating device for securing a camshaft of an engine of a motor vehicle in a start position |
Sep. 19, 2006 |
| 7107951 |
Variable valve timing control device of internal combustion engine |
Sep. 19, 2006 |
| 7107950 |
Variable valve actuating mechanism for internal combustion engine |
Sep. 19, 2006 |
| 7107949 |
Device for variable activation of valves for internal combustion engines |
Sep. 19, 2006 |
| 7107948 |
Engine system and vehicle |
Sep. 19, 2006 |
| 7104228 |
Engine with variable cam timing and control advantageously using humidity sensor |
Sep. 12, 2006 |
| 7104229 |
Variable valve timing system |
Sep. 12, 2006 |
| 7104230 |
Drive of variable valve lift mechanism |
Sep. 12, 2006 |
| 7104231 |
Valve train of internal combustion engine |
Sep. 12, 2006 |
| 7107140 |
Internal combustion engine control apparatus |
Sep. 12, 2006 |
| 7100552 |
Control system and method for variable valve actuation system |
Sep. 5, 2006 |
| 7100554 |
Controller for controlling valve operating characteristic in an internal combustion engine |
Sep. 5, 2006 |
| 7100555 |
Valve timing controller |
Sep. 5, 2006 |
| 7100556 |
Variable valve timing controller |
Sep. 5, 2006 |
| 7096835 |
Valve train device for an engine |
Aug. 29, 2006 |
| 7093572 |
Roller finger follower assembly for valve deactivation |
Aug. 22, 2006 |
| 7093573 |
Method for controlling an internal combustion engine |
Aug. 22, 2006 |
| 7089894 |
Electromechanical valve actuator assembly |
Aug. 15, 2006 |
| 7089896 |
Device for controlling gas exchange valves |
Aug. 15, 2006 |
| 7089898 |
Valve timing control device of internal combustion engine |
Aug. 15, 2006 |
| 7089912 |
Method, an arrangement, and a computer readable storage device for controlling homogeneous charge compression ignition combustion |
Aug. 15, 2006 |
| 7089913 |
Compression ignition internal combustion engine |
Aug. 15, 2006 |
| 7086358 |
Method and device for controlling the speed of the valves of an internal combustion engine |
Aug. 8, 2006 |
| 7086359 |
Rotational phase adjuster |
Aug. 8, 2006 |
| 7086369 |
Integrated power transmission drive and method |
Aug. 8, 2006 |
| 7086374 |
PWM control of a lifter oil manifold assembly solenoid |
Aug. 8, 2006 |
| 7082911 |
Valve-driving system and method for internal combustion engine, and power output apparatus |
Aug. 1, 2006 |
| 7082913 |
Valve characteristic changing apparatus for internal combustion engine |
Aug. 1, 2006 |
| 7082923 |
Idling speed control system and method |
Aug. 1, 2006 |
| 7082934 |
Controlling spark for an engine with controllable valves |
Aug. 1, 2006 |
| 7080613 |
Method for auto-ignition combustion control |
Jul. 25, 2006 |
| 7080614 |
Hydraulically actuated, variable valve drive of an internal combustion engine |
Jul. 25, 2006 |
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