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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 7540267 |
Engines with variable valve actuation and vehicles including the same |
Jun. 2, 2009 |
| 7513226 |
Hydraulic control system for a switching valve train |
Apr. 7, 2009 |
| 7500456 |
Cam connecting shaft and method of use |
Mar. 10, 2009 |
| 7475663 |
Internal combustion engine and an engine housing |
Jan. 13, 2009 |
| 7455039 |
Engine |
Nov. 25, 2008 |
| 7438035 |
Cam drive apparatus having a magnetic gear |
Oct. 21, 2008 |
| 7431002 |
Camshaft with contrarotating cams for automotive engines in particular |
Oct. 7, 2008 |
| 7430997 |
Variable valve operating device for engine |
Oct. 7, 2008 |
| 7412952 |
Poppet valve operating system for internal combustion engine |
Aug. 19, 2008 |
| 7370617 |
Variable valve operating mechanism of four-stroke internal combustion engine |
May. 13, 2008 |
| 7363899 |
Valve drive of an internal combustion engine |
Apr. 29, 2008 |
| 7357108 |
Valve-operating mechanism |
Apr. 15, 2008 |
| 7341031 |
Valve timing controller |
Mar. 11, 2008 |
| 7331319 |
Cam hub mounting assembly |
Feb. 19, 2008 |
| 7325522 |
Valve drive for a cam-operated valve |
Feb. 5, 2008 |
| 7322327 |
Lubrication structure of camshaft with variable valve timing |
Jan. 29, 2008 |
| 7322330 |
Method for linking element to hollow shafts, preferably for producing camshafts, and resulting camshaft |
Jan. 29, 2008 |
| 7311072 |
Control unit for a valve, especially a gas exchange valve of an internal combustion engine |
Dec. 25, 2007 |
| 7305953 |
Built multiple cam |
Dec. 11, 2007 |
| 7293538 |
Overhead camshaft drive assembly |
Nov. 13, 2007 |
| 7290515 |
Camshaft and method for producing a camshaft |
Nov. 6, 2007 |
| 7287499 |
Camshaft assembly |
Oct. 30, 2007 |
| 7270097 |
Camshaft drive system and engine assembly |
Sep. 18, 2007 |
| 7252061 |
System and method for controlling load and combustion in an internal-combustion engine by valve actuation according to a multiple lift (multilift) cycle |
Aug. 7, 2007 |
| 7249581 |
System with camshaft and camshaft receptacle |
Jul. 31, 2007 |
| 7246583 |
Method and apparatus for diagnosing valve lifter malfunction in a lift on demand system |
Jul. 24, 2007 |
| 7246588 |
Assembled camshaft for engine and production method thereof |
Jul. 24, 2007 |
| 7234428 |
Cam shaft assembly for an engine |
Jun. 26, 2007 |
| 7213552 |
Variable geometry camshaft |
May. 8, 2007 |
| 7210436 |
Four-cycle combustion engine, particularly for lawnmowers |
May. 1, 2007 |
| 7204212 |
Camless engine hydraulic valve actuated system |
Apr. 17, 2007 |
| 7165522 |
Cylinder head of an internal combustion engine having a camshaft bearing rail |
Jan. 23, 2007 |
| 7162985 |
Two-cylinder V-type OHV engine for outboard motors |
Jan. 16, 2007 |
| 7156060 |
Cam drive gear and valve operating system drive gear for engine |
Jan. 2, 2007 |
| 7121239 |
Valve train for internal combustion engine |
Oct. 17, 2006 |
| 7121242 |
Lubricating structure of OHC internal combustion engine |
Oct. 17, 2006 |
| 7114474 |
Tensioner lifter mounting structure for V-engine |
Oct. 3, 2006 |
| 7104231 |
Valve train of internal combustion engine |
Sep. 12, 2006 |
| 7096837 |
Valve train of an internal combustion engine |
Aug. 29, 2006 |
| 7082917 |
Engine |
Aug. 1, 2006 |
| 7080616 |
Cylinder head assembly for an internal combustion engine with a camshaft position sensor |
Jul. 25, 2006 |
| 7069892 |
Camshaft for automotive engines in particular |
Jul. 4, 2006 |
| 7069889 |
Camshaft, especially for an internal combustion engine of a motor vehicle, comprising shiftable cams |
Jul. 4, 2006 |
| 7047923 |
Device for varying valve timing in an internal combustion engine |
May. 23, 2006 |
| 7036473 |
Adjustable cam shaft |
May. 2, 2006 |
| 7032554 |
Thrust cam cap for engine camshaft |
Apr. 25, 2006 |
| 7025024 |
Zero belt camshaft |
Apr. 11, 2006 |
| 7011058 |
Valve timing adjusting device |
Mar. 14, 2006 |
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