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Class Information
Number: 123/90.18
Name: Internal-combustion engines > Poppet valve operating mechanism > With means for varying timing > Camshaft or cam characteristics > Axially shiftable camshaft
Description: Device wherein the means provides for displacing the camshaft in the direction of its longitudinal axis, thereby bringing a different cam contour into play.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8701610 Internal combustion engine and valve drive for an internal combustion engine Apr. 22, 2014
8695547 Adjustable camshaft Apr. 15, 2014
8683789 Exhaust valve assembly with intermediate position Apr. 1, 2014
8683965 Engine assembly including camshaft actuator Apr. 1, 2014
8682569 Systems and methods for diagnosing valve lift mechanisms and oil control valves of camshaft lift systems Mar. 25, 2014
8667937 Apparatus for sensing cam phaser position Mar. 11, 2014
8620565 Control system and method for limiting engine torque based on engine oil pressure and engine oil temperature data Dec. 31, 2013
8616166 Electric continuous variable valve timing apparatus Dec. 31, 2013
8616167 Actuator device for adjusting a sliding cam system Dec. 31, 2013
8601990 Valve operating device Dec. 10, 2013
8596235 Valve drive for activation of gas exchange valves of internal combustion engines Dec. 3, 2013
8596233 Spark ignition type internal combustion engine Dec. 3, 2013
8596237 Actuator unit having two actuator pins Dec. 3, 2013
8584639 Valve drive of an internal combustion engine Nov. 19, 2013
8577527 Drive control device for a vehicle Nov. 5, 2013
8567361 Valve drive for an internal combustion engine Oct. 29, 2013
8474424 Valve drive train device Jul. 2, 2013
8464673 Variable valve lift apparatus Jun. 18, 2013
8443588 Control apparatus for internal combustion engine May. 21, 2013
8387579 Valve drive train arrangement Mar. 5, 2013
8365692 Valve drive for gas exchange valves of an internal combustion engine, comprising a movable cam support and twin worm gear Feb. 5, 2013
8355235 Driving apparatus and control method for electric actuator Jan. 15, 2013
8307797 Internal combustion engine valve drive train shifting device Nov. 13, 2012
8297247 Valve drive for gas exchange valves of an internal combustion engine, comprising an axially movable bearing Oct. 30, 2012
8291877 Valve drive device Oct. 23, 2012
8225759 Valve drive for activation of gas exchange valves of internal combustion engines Jul. 24, 2012
8201530 Valve drive of an internal combustion engine Jun. 19, 2012
8186320 Device for camshaft adjustment in an internal combustion engine May. 29, 2012
7753019 Phase adjusting device Jul. 13, 2010
7726270 Engine start control apparatus and engine start control method Jun. 1, 2010
7475662 Actuator for valve lift controller Jan. 13, 2009
7409938 Valve drive of an internal combustion engine comprising a cylinder head Aug. 12, 2008
7404383 Valve train with cam switching for the gas exchange valves of a four-cycle internal combustion engine Jul. 29, 2008
7392775 Helical cam device and method Jul. 1, 2008
7341032 Dynamic camshaft apparatus Mar. 11, 2008
7246579 Actuator for valve lift controller Jul. 24, 2007
7237516 Method for controlling an actuator, using a retaining mark space ratio Jul. 3, 2007
7234425 Actuator for valve lift controller Jun. 26, 2007
7198015 Variable valve timing system Apr. 3, 2007
7128033 Valve driving apparatus and internal combustion engine including the same Oct. 31, 2006
7121240 Valve controller Oct. 17, 2006
7114473 Valve driving apparatus and internal combustion engine including the same Oct. 3, 2006
7104229 Variable valve timing system Sep. 12, 2006
7017541 Driving apparatus and valve lift adjusting apparatus using the same Mar. 28, 2006
7004127 Actuator having drive cam and valve lift controller using the actuator Feb. 28, 2006
7004124 Valve strategy for operating a controlled auto-ignition four-stroke internal combustion engine Feb. 28, 2006
6999864 Apparatus and method for estimating residual gas amount of internal combustion engine, and apparatus and method for controlling intake air amount of internal combustion engine using estimated Feb. 14, 2006
6971351 Valve timing adjusting device Dec. 6, 2005
6968814 Device for converting a rotational movement into a reciprocating movement Nov. 29, 2005
6968815 Actuating device for securing a camshaft of an engine of a motor vehicle in a start position Nov. 29, 2005

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