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Class Information
Number: 123/90.16
Name: Internal-combustion engines > Poppet valve operating mechanism > With means for varying timing > Cam-to-valve relationship
Description: Device wherein the means is located between a cam and the valve actuated thereby and serves to modify the operational relationship of the one to the other.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7451729 |
Variable valve mechanism |
Nov. 18, 2008 |
| 7444969 |
Variable valve timing apparatus |
Nov. 4, 2008 |
| 7444967 |
Variable valve device for internal combustion engine |
Nov. 4, 2008 |
| 7444966 |
Valve moving device for engine |
Nov. 4, 2008 |
| 7441523 |
Variable valve device for internal combustion engine |
Oct. 28, 2008 |
| 7441522 |
Valve characteristic control device for internal combustion engine and method of the same |
Oct. 28, 2008 |
| 7441521 |
Variable valve mechanism |
Oct. 28, 2008 |
| 7438032 |
Method and device for controlling an internal combustion engine |
Oct. 21, 2008 |
| 7431000 |
Valve-actuating for internal combustion engine |
Oct. 7, 2008 |
| 7430997 |
Variable valve operating device for engine |
Oct. 7, 2008 |
| 7426913 |
Intake valve control system and method for internal combustion engine |
Sep. 23, 2008 |
| 7424877 |
Internal combustion engine |
Sep. 16, 2008 |
| 7424874 |
Engine with intake valves operated by camshaft |
Sep. 16, 2008 |
| 7424873 |
Variable valve mechanism |
Sep. 16, 2008 |
| 7421991 |
Brake-actuated vane-type camshaft phaser |
Sep. 9, 2008 |
| 7421988 |
Positive-guidance apparatus for conversion of a rotary movement of a drive to a reciprocating movement of a part |
Sep. 9, 2008 |
| 7418935 |
Stroke adjusting device for valves of a combustion engine |
Sep. 2, 2008 |
| 7418933 |
Variable lift valve operating system for internal combustion engine |
Sep. 2, 2008 |
| 7418930 |
Method and device for controlling variable gas exchange valve in an internal combustion engine |
Sep. 2, 2008 |
| 7415954 |
Rocker shaft arrangement for an engine |
Aug. 26, 2008 |
| 7415951 |
Valve timing mechanism of an internal combustion engine |
Aug. 26, 2008 |
| 7412952 |
Poppet valve operating system for internal combustion engine |
Aug. 19, 2008 |
| 7412951 |
Valve gear for load change valves of four-stroke internal combustion engines |
Aug. 19, 2008 |
| 7412950 |
Valve operation device of internal combustion engine |
Aug. 19, 2008 |
| 7409934 |
System for variable valvetrain actuation |
Aug. 12, 2008 |
| 7409754 |
Apparatus for closing fluid passages of engines |
Aug. 12, 2008 |
| 7406932 |
Lift-variable valve-operating system for internal combustion engine |
Aug. 5, 2008 |
| 7406931 |
Control apparatus for internal combustion engine |
Aug. 5, 2008 |
| 7404385 |
Lift-variable valve-operating system for internal combustion engine |
Jul. 29, 2008 |
| 7404384 |
Variable valve device for internal combustion engine |
Jul. 29, 2008 |
| 7404383 |
Valve train with cam switching for the gas exchange valves of a four-cycle internal combustion engine |
Jul. 29, 2008 |
| 7401584 |
Adjustable engine |
Jul. 22, 2008 |
| 7401582 |
Camshaft phaser having designated contact vane |
Jul. 22, 2008 |
| 7401581 |
Variable valve apparatus for internal combustion engine |
Jul. 22, 2008 |
| 7398750 |
Valve mechanism for internal combustion engine |
Jul. 15, 2008 |
| 7398749 |
Method and device for controlling an internal combustion engine |
Jul. 15, 2008 |
| 7395668 |
Turbo charged diesel-type piston engine and method for controlling such an engine |
Jul. 8, 2008 |
| 7392777 |
Variable valve train of an internal combustion engine |
Jul. 1, 2008 |
| 7392773 |
Lift-variable valve-operating system for internal combustion engine |
Jul. 1, 2008 |
| 7392772 |
Primary and offset actuator rocker arms for engine valve actuation |
Jul. 1, 2008 |
| 7389757 |
Force-transmitting arrangement for a valve train of an internal-combustion engine |
Jun. 24, 2008 |
| 7387096 |
Lift-variable valve-operating systems for internal combustion engine |
Jun. 17, 2008 |
| 7383801 |
Valve gear for load change valves of internal combustion engines |
Jun. 10, 2008 |
| 7383800 |
Assembly for actuating apparatus |
Jun. 10, 2008 |
| 7383799 |
Method for monitoring the operating condition of an engine valve system |
Jun. 10, 2008 |
| 7377247 |
Adjustable valve rocker lever of a valve timing gear of an internal combustion engine |
May. 27, 2008 |
| 7377241 |
Valve operating system for internal combustion engine |
May. 27, 2008 |
| 7377240 |
Method for operating an internal combustion engine |
May. 27, 2008 |
| 7373907 |
Valve lifter guide |
May. 20, 2008 |
| 7370617 |
Variable valve operating mechanism of four-stroke internal combustion engine |
May. 13, 2008 |
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