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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 |
| 5615651 |
Valve gear device for internal combustion engines |
Apr. 1, 1997 |
| 5613469 |
Controls apparatus for engine variable valve system |
Mar. 25, 1997 |
| 5609133 |
Exhaust valve mechanism in an internal combustion engine |
Mar. 11, 1997 |
| 5606942 |
Valve operating system for multi-valve engine |
Mar. 4, 1997 |
| 5603292 |
Valve mechanism for an internal combustion engine |
Feb. 18, 1997 |
| 5603293 |
Tappet for a switchable valve of an internal combustion engine |
Feb. 18, 1997 |
| 5603294 |
Variable valve lift device |
Feb. 18, 1997 |
| 5601056 |
Device for actuating the valves in internal combustion engines by means of revolving cams |
Feb. 11, 1997 |
| 5601057 |
Valve actuating system for a multicylinder internal combustion engine |
Feb. 11, 1997 |
| 5592906 |
Method and device for variable valve control of an internal combustion engine |
Jan. 14, 1997 |
| 5592907 |
Valve operating system for multi-cylinder internal combustion engine |
Jan. 14, 1997 |
| 5590627 |
Fluid inletting and support structure for a variable valve assembly |
Jan. 7, 1997 |
| 5577469 |
Device for controlling a valve of an internal combustion engine |
Nov. 26, 1996 |
| 5572962 |
Variable valve lift mechanism for internal combustion engine |
Nov. 12, 1996 |
| 5570664 |
Engine valve drive device |
Nov. 5, 1996 |
| 5564373 |
Cylinder valve drive for internal combustion engine |
Oct. 15, 1996 |
| 5558050 |
Arrangement for the control of valve timing in a combustion engine |
Sep. 24, 1996 |
| 5558052 |
Internal-combustion engine switchable valve tappet |
Sep. 24, 1996 |
| 5558060 |
Internal combustion engine |
Sep. 24, 1996 |
| 5555860 |
Valve control mechanism |
Sep. 17, 1996 |
| 5555861 |
Drive for gas exchange valves, preferably inlet valves for reciprocating internal combustion engines |
Sep. 17, 1996 |
| 5553584 |
Valve operating device for internal combustion engine |
Sep. 10, 1996 |
| 5549080 |
Apparatus and method for diagnosing occurrence of failure in variable valve timing control system for internal combustion engine |
Aug. 27, 1996 |
| 5549081 |
Arrangement for operating valves of an internal combustion engine |
Aug. 27, 1996 |
| 5544626 |
Finger follower rocker arm with engine valve deactivator |
Aug. 13, 1996 |
| 5544628 |
Valve control arrangement for an internal combustion engine |
Aug. 13, 1996 |
| 5537962 |
Valve operating apparatus for internal combustion engine |
Jul. 23, 1996 |
| 5537963 |
Valve operating system for multi-cylinder internal combustion engine |
Jul. 23, 1996 |
| 5535704 |
Valve-actuating mechanism |
Jul. 16, 1996 |
| 5531193 |
Intake and exhaust valve control of internal combustion engine |
Jul. 2, 1996 |
| 5529032 |
Valve-operation control system for internal combustion engine |
Jun. 25, 1996 |
| 5529033 |
Multiple rocker arm valve control system |
Jun. 25, 1996 |
| 5524580 |
Adjusting mechanism for a valve control system |
Jun. 11, 1996 |
| 5515819 |
Biasing assembly for a variable valve timing mechanism |
May. 14, 1996 |
| 5515820 |
Valve operating device for an internal combustion engine |
May. 14, 1996 |
| 5515827 |
Multicylinder, four-stroke internal-combustion engine having three intake valves and one exhaust valve per cylinder |
May. 14, 1996 |
| 5513602 |
Valve-actuating mechanism |
May. 7, 1996 |
| 5503120 |
Engine valve timing control system and method |
Apr. 2, 1996 |
| 5501186 |
Engine valve control mechanism |
Mar. 26, 1996 |
| 5499606 |
Variable timing of multiple engine cylinder valves |
Mar. 19, 1996 |
| 5497737 |
Intake and exhaust valves control of internal combustion engine |
Mar. 12, 1996 |
| 5495831 |
Valve actuating mechanism for an internal combustion engine |
Mar. 5, 1996 |
| 5495832 |
Valve operating device for internal combustion engine |
Mar. 5, 1996 |
| 5488934 |
Valve gear device |
Feb. 6, 1996 |
| 5485813 |
Lost motion actuator with damping transition |
Jan. 23, 1996 |
| 5479896 |
Compression release engine brake slave piston drive train |
Jan. 2, 1996 |
| 5474037 |
Valve train for an internal combustion engine |
Dec. 12, 1995 |
| 5463988 |
Valve actuating mechanism for an internal combustion engine |
Nov. 7, 1995 |
| 5460130 |
SOHC-type valve operating system in internal combustion engine |
Oct. 24, 1995 |
| 5456136 |
Cam follower with roller for use with engine |
Oct. 10, 1995 |
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