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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 |
| 6367436 |
Belt-driven variable valve actuating mechanism |
Apr. 9, 2002 |
| 6360705 |
Mechanism for variable valve lift and cylinder deactivation |
Mar. 26, 2002 |
| 6357404 |
Valve control system and method for an internal-combustion engine |
Mar. 19, 2002 |
| 6357405 |
Valve drive mechanism of four-stroke cycle engine |
Mar. 19, 2002 |
| 6357406 |
Variable valve actuation system |
Mar. 19, 2002 |
| 6354254 |
Exhaust and intake rocker arm assemblies for modifying valve lift and timing during positive power |
Mar. 12, 2002 |
| 6354255 |
Valve actuating mechanism |
Mar. 12, 2002 |
| 6349688 |
Direct lever overhead valve system |
Feb. 26, 2002 |
| 6347606 |
Valve operating system in internal combustion engine |
Feb. 19, 2002 |
| 6347607 |
Valve operating system in internal combustion engine |
Feb. 19, 2002 |
| 6345596 |
Engageable cam follower or engageable lifter element |
Feb. 12, 2002 |
| 6345597 |
Non-rotatable valve lifter mechanism |
Feb. 12, 2002 |
| 6343579 |
Decompression system for engine |
Feb. 5, 2002 |
| 6343581 |
Variable valve timing and lift structure for four cycle engine |
Feb. 5, 2002 |
| 6341585 |
Variable inlet valve damper for an internal combustion engine |
Jan. 29, 2002 |
| 6340010 |
Valve operating device for internal combustion engine with variable valve timing and valve-lift characteristic mechanism |
Jan. 22, 2002 |
| 6332437 |
Adjusting unit for actuating a device for variable control of valves of an internal combustion engine |
Dec. 25, 2001 |
| 6332445 |
Method for operating and valve drive for a multicylinder internal combustion engine |
Dec. 25, 2001 |
| 6330869 |
Control device of an internal combustion engine |
Dec. 18, 2001 |
| 6325030 |
Roller finger follower for valve deactivation |
Dec. 4, 2001 |
| 6321701 |
Lost motion valve actuation system |
Nov. 27, 2001 |
| 6321704 |
Hydraulically actuated latching valve deactivation |
Nov. 27, 2001 |
| 6321705 |
Roller finger follower for valve deactivation |
Nov. 27, 2001 |
| 6321706 |
Variable valve opening duration system |
Nov. 27, 2001 |
| 6318315 |
Valve operating system for internal combustion engine |
Nov. 20, 2001 |
| 6318316 |
Multi-cylinder engine for motorcycle |
Nov. 20, 2001 |
| 6318317 |
Device for interrupting the power flow between at least one valve and at least one cam of camshaft |
Nov. 20, 2001 |
| 6318318 |
Rocker arm assembly |
Nov. 20, 2001 |
| 6318323 |
Tappet for a valve mechanism of an internal combustion engine |
Nov. 20, 2001 |
| 6314926 |
Valve control apparatus |
Nov. 13, 2001 |
| 6314927 |
Support element for a finger lever of a valve gear of an internal combustion engine |
Nov. 13, 2001 |
| 6314928 |
Rocker arm assembly |
Nov. 13, 2001 |
| 6311659 |
Desmodromic cam driven variable valve timing mechanism |
Nov. 6, 2001 |
| 6308669 |
Phase change coupling |
Oct. 30, 2001 |
| 6302068 |
Fast acting engine valve control with soft landing |
Oct. 16, 2001 |
| 6302069 |
Cam activated electrically controlled engine valve |
Oct. 16, 2001 |
| 6302070 |
Valve system for engine |
Oct. 16, 2001 |
| 6302071 |
Oil passage system of valve moving apparatus for internal combustion engine |
Oct. 16, 2001 |
| 6302085 |
Apparatus and method for detecting crank angle of engine |
Oct. 16, 2001 |
| 6295958 |
Linkless variable valve actuation mechanism |
Oct. 2, 2001 |
| 6295959 |
External drive double shaft overhead cam engine |
Oct. 2, 2001 |
| 6293237 |
Variable lost motion valve actuator and method |
Sep. 25, 2001 |
| 6293238 |
Rocker arm and rocker arm assembly for engines |
Sep. 25, 2001 |
| 6293239 |
Valve gear for gas exchange valves of internal combustion engines |
Sep. 25, 2001 |
| 6289765 |
Roller follower shaft retention |
Sep. 18, 2001 |
| 6289859 |
V-shaped internal combustion engine |
Sep. 18, 2001 |
| 6289860 |
Assembly for altering camshaft timing |
Sep. 18, 2001 |
| 6283090 |
Method and apparatus for operating a hydraulically-powered compression release brake assembly on internal combustion engine |
Sep. 4, 2001 |
| 6276138 |
Engine with direct turbo compounding |
Aug. 21, 2001 |
| 6276315 |
Valve opening and closing mechanism in engines |
Aug. 21, 2001 |
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