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Class Information
Number: 123/90.27
Name: Internal-combustion engines > Poppet valve operating mechanism > Overhead camshaft
Description: Device wherein the shaft carrying the actuating element (cam) of the operating mechanism is located in proximity to, and generally somewhat above, the valve-containing head of an engine cylinder.










Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8701611 Engine drive system Apr. 22, 2014
8689752 Vertical-type air-cooled OHV engine Apr. 8, 2014
8677620 Method for linking elements to hollow shafts, preferably for producing camshafts, and resulting camshaft Mar. 25, 2014
8656877 Vehicle engine Feb. 25, 2014
8590499 Camshaft module for attachment to a cylinder head of an internal combustion engine Nov. 26, 2013
8584630 Switchable roller finger follower assembly Nov. 19, 2013
8555835 Switchable finger lever Oct. 15, 2013
8534251 Engine assembly with camshaft housing Sep. 17, 2013
8534245 Assembly of a valve operating system incorporating a cam summation mechanism Sep. 17, 2013
8511269 Camshaft system for internal combustion engine Aug. 20, 2013
8495977 Intake and exhaust apparatus for four-stroke internal-combustion engine Jul. 30, 2013
8495978 Drive configuration and method thereof Jul. 30, 2013
8443770 Secondary air supply system of internal combustion engine May. 21, 2013
8430076 Engine Apr. 30, 2013
8418666 Multipiece camshaft assembly Apr. 16, 2013
8413625 Transmission device between two camshafts of an internal combustion engine Apr. 9, 2013
8235019 Engine having concentric camshaft with differential valve lift Aug. 7, 2012
8225764 Cam carrier assembly Jul. 24, 2012
8201527 Auxiliary-device arrangement for cylinder-deactivation multi-cylinder internal combustion engine and cylinder-deactivation multi-cylinder internal combustion engine Jun. 19, 2012
8161927 Valve system for overhead-camshaft-type internal combustion engine, and engine incorporating same Apr. 24, 2012
8065993 Structural oil baffle for engine covers Nov. 29, 2011
8056521 Bearing device Nov. 15, 2011
8042506 Cylinder head Oct. 25, 2011
8011353 Blow-by gas recirculation structure for engine Sep. 6, 2011
8006657 Mode-switching cam follower Aug. 30, 2011
7980975 Drive configuration and method thereof Jul. 19, 2011
7975664 Valve drive having a mechanical valve play position and method for the mounting thereof Jul. 12, 2011
7966982 Fixation structure for valve system rotation shaft of internal combustion engine Jun. 28, 2011
7942119 Variable valve mechanism May. 17, 2011
7913660 Cylinder head Mar. 29, 2011
7845329 Engine for motorcycle Dec. 7, 2010
7845322 Cylinder head cover Dec. 7, 2010
7836858 V-type engine and motorcycle incorporating same Nov. 23, 2010
7827951 Gas exchange valve actuating apparatus Nov. 9, 2010
7784439 Variable valve lift apparatus Aug. 31, 2010
7779803 Rocker arm installed module Aug. 24, 2010
7757646 Camshaft support structure of an internal combustion engine Jul. 20, 2010
7753012 Motorcycle comprising a compact internal combustion engine Jul. 13, 2010
7753016 Control apparatus for internal combustion engine Jul. 13, 2010
7699032 Camshaft of automotive combustion engines in particular Apr. 20, 2010
7677219 Cylinder head Mar. 16, 2010
7673609 Internal combustion engine Mar. 9, 2010
7665435 Internal combustion engine provided with camshaft-driven accessory Feb. 23, 2010
7665436 Air cooled Twin Cam V-Twin motorcycle engine timing belt system Feb. 23, 2010
7665437 Oil passage structure of valve operating system Feb. 23, 2010
7650862 Engine and motorcycle Jan. 26, 2010
7647912 Supporting structure and a supporting member for a camshaft Jan. 19, 2010
7647906 Vertical internal combustion engine provided with belt-drive transmission mechanism Jan. 19, 2010
7588005 Dual intake valve assembly for internal combustion engine Sep. 15, 2009
7588009 Layout structure of a fuel injection device in a motor cycle Sep. 15, 2009

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