Bizarre Patents
Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8156908 | Engine and vehicle comprising engine An engine of the present invention comprises a valve body configured to open and close ports and formed in a cylinder head, a drive cam mechanism operable in association with a crankshaft by a driving power transmission mechanism, a pivot cam mechanism which is conf... | 04/17/2012 |
| 8156909 | End pivot valve train An end pivot valve train is provided in a cylinder head to open and close a cylinder valve. The end pivot valve train includes a cam follower forcing the cylinder valve, and a cam holder assembled onto an upper portion of the cylinder head and includes a receiving g... | 04/17/2012 |
| 8146552 | Coupling device of a switchable cam follower of a valve train of an internal combustion engine A coupling device (1) of a switchable cam follower (2), in which a borehole (9) extends above a contact (8) for a support element in an outer lever (3) of the cam follower (2), and this borehole has a first section (10 | 04/03/2012 |
| 8132551 | Switchable cam follower of a valve train assembly of an internal combustion engine A switchable cam follower of a valve train assembly of an internal combustion engine is proposed, with an external lever that encloses an internal lever with its arms, of which components, that can deviate from each other flexibly, run on an axis that is attached to... | 03/13/2012 |
| 8033261 | Valve actuation system and related methods A valve actuation system in an internal combustion engine provides for, among other things, valve control in a single and dual camshaft “push rod” type engine without the use of a return spring mechanism. In one embodiment of the present invention, a single rock... | 10/11/2011 |
| 8025038 | Cam follower A cam follower for actuating a gas exchange valve of an internal combustion engine, which has a lifting body cold formed from sheet metal and that forms, on a valve-sided lifting section which has two lateral walls and a first base section connecting the walls, a cr... | 09/27/2011 |
| 7980216 | Rocker arm assembly having slider roller oil pumping features An engine assembly may include an engine structure, a rocker arm assembly supported by the engine structure, and a camshaft. The rocker arm assembly may include a lever body, a support member coupled to the lever body, and a first roller member supported for rotatio... | 07/19/2011 |
| 7921821 | Switchable finger lever of a valve train of an internal combustion engine A switchable finger lever (1) of a valve train of an internal combustion engine, said finger lever (1) comprising an outer lever (2) between whose arms (3) an inner lever (4) extends, a support (9) for at least one gas excha... | 04/12/2011 |
| 7878167 | Engine with round lobe An engine with intake and exhaust valves that may be controlled with a circular cam lobe is provided. The rotating axis of the circular cam lobe is offset from the physical center of the cam lobe. This permits the cam lobe to impart a reciprocal opening and closing ... | 02/01/2011 |
| 7861681 | Switchable valve train for gas-exchange valves of internal combustion engines A switchable valve train for gas-exchange valves of internal combustion engines with a rocker arm device (1), in which a rocking motion about a rocker arm axis (3) can be introduced by at least one cam (2a, 2b), one tappet, ... | 01/04/2011 |
| 7798113 | Two-step roller finger cam follower assembly having a follower travel limiter A two-step roller finger follower assembly for use in conjunction with a camshaft of an internal combustion engine, wherein the camshaft has at least one first lobe and at least one second lobe. The roller finger follower assembly comprises a follower body for engag... | 09/21/2010 |
| 7798114 | Valve train assembly with magnet The valve train assembly with magnet uses the magnet to collect ferrous metal particles that are in the oil prior to their arrival at the high pressure cavity of the hydraulic lash adjuster. The magnet can be positioned in the low pressure cavity of the hydraulic la... | 09/21/2010 |
| 7739991 | Adjustable valve drive device of engine A rocker cam is comprised of a first split body and a second split body, which are joined with a joint split face that contains an axial line of a cam shaft. The first split body has a first pin support portion that supports one end portion of the connection pin, an... | 06/22/2010 |
| 7721696 | Cam follower for a valve drive of an internal combustion engine Proposed is a cam follower (1) for a valve drive of an internal combustion engine, having a roller (3), which is rotatably mounted on a journal (2), as a cam thrust face, which journal (2) runs with its outer casing (4) in a respec... | 05/25/2010 |
| 7650863 | Variable engine valve actuation system having common rail A valve actuation system for a combustion engine is provided. The valve actuation system may have an engine valve movable between first and second spaced apart end positions. The valve actuation system may also have a first cam element mechanically coupled to move t... | 01/26/2010 |
| 7490583 | Full-type rolling bearing and roller cam follower for engine A full-type rolling bearing that can be used under the conditions of high-speed, heavy-load and lowered viscosity of lubricating oil is provided. The full-type rolling bearing is formed of an outer ring, an inner ring and rollers made of steel, at least one of the o... | 02/17/2009 |
| 7441523 | Variable valve device for internal combustion engine A variable valve device for an internal combustion engine includes an internal combustion engine body having a plurality of cylinders, a variable valve mechanism which is provided in the body and is switchable between at least two modes with oil pressure, a mode swi... | 10/28/2008 |
| 7441521 | Variable valve mechanism A first arm member and a second arm member are provided. The first arm member is positioned between a cam and a valve body to oscillate in synchronism with the rotation of the cam. The second arm member changes the angle of the first arm member in accordance with th... | 10/28/2008 |
| 7438032 | Method and device for controlling an internal combustion engine The invention relates to an internal combustion engine comprising an inlet tract, leading to the inlet to a cylinder where a gas inlet valve is arranged. A valve drive for the gas inlet valve is provided, by means of which the valve stroke of the gas inlet may be ad... | 10/21/2008 |
| 7434556 | Engine valve actuation system A valve actuation system is provided. The system has an engine valve moveable between a first position at which the engine valve prevents a flow of fluid relative to the engine valve and a second position at which fluid flows relative to the engine valve. The system... | 10/14/2008 |
| 7431000 | Valve-actuating for internal combustion engine A pair of link arms each supported at one end thereof on an engine body for swinging movement about an axis parallel to a rotational axis for a valve-operating cam are connected at the other ends, for relative turning movement about an axis parallel to the rotationa... | 10/07/2008 |
| 7424876 | Pushrod engine with multiple independent lash adjusters for each pushrod A multiple-cylinder internal combustion engine having a camshaft-driven valvetrain with a camshaft disposed within an engine block includes at least two intake and/or exhaust valves with multiple valves operated by a common lifter and pushrod that engages a follower... | 09/16/2008 |
| 7421993 | Variable valve lift apparatus A variable valve lift apparatus is provided comprising: an arm; a valve and valve springs connected to a first end of the arm for controlling an air intake and an air exhaust; a driving plunger disposed in a driving plunger groove formed on a second end of the arm w... | 09/09/2008 |
| 7418935 | Stroke adjusting device for valves of a combustion engine A device for adjusting the valve lift (1) of the valves of a combustion engine comprising a lever (3) being driven by a camshaft (4), pushed against the camshaft (4) by a spring, which cooperates with at least one valve engagement means a... | 09/02/2008 |
| 7418936 | Engine and valvetrain with compact rocker arm and fulcrum assembly for internal combustion engines An internal combustion engine having a plurality of intake and/or exhaust valves associated with each cylinder includes a valvetrain having a fulcrum with a plurality of pivot ball sockets each associated with a rocker arm and pivot ball disposed between the fulcrum... | 09/02/2008 |
| 7415951 | Valve timing mechanism of an internal combustion engine A valve timing mechanism of an internal combustion engine of a motor vehicle, having a camshaft having at least one cam (18), via which a switchable valve timing mechanism element (1) can be loaded with a cam stroke (s), in which locking means (12 | 08/26/2008 |
| 7415954 | Rocker shaft arrangement for an engine A rocker shaft arrangement for a valvetrain system of an engine is provided. The rocker shaft arrangement includes a split rocker shaft having two fluidly separate internal regions. Each of the fluidly separate internal regions is arranged to selectively carry an in... | 08/26/2008 |
| 7409940 | Apparatus and method for maintaining controlled orientation of a roller lifter follower used in conjunction with a variable phased lifter In a variable phased valve lifter of an internal combustion engine, two or more roller lifter are allowed to move along constraining faces of a constraining mechanism in a first direction, and the constraining mechanism is allowed to move freely in a second directio... | 08/12/2008 |
| 7409939 | Cylinder head having an integrally cast rocker shaft pedestal Use of rocker shaft pedestals that are manufactured separately from the cylinder head and subsequently fixed to the cylinder head increases manufacturing and assembly costs of an internal combustion engine. The disclosed cylinder head obviates these problems by prov... | 08/12/2008 |
| 7404386 | Multi-step valve actuation system A multi-step valve actuation system is provided to selectively open a poppet valve of an internal combustion engine having a camshaft rotatably supported by a cylinder block. The multi-step valve actuation system includes a rocker arm operable to selectively open th... | 07/29/2008 |
| 7398752 | Rocker arm for valve actuation The present invention provides an improved rocker arm system for actuating poppet valves in high performance internal combustion engines. The rocker arm provides trunnion journals extending from each side fitted to outboard bearing mounts to guide the motion of the ... | 07/15/2008 |
| 7392777 | Variable valve train of an internal combustion engine The invention proposes a variable valve train (1) for a gas exchange valve (8) of an internal combustion engine, which gas exchange valve (8) is actuated by a cam (2), said valve train (1) comprising a force transmission device ( | 07/01/2008 |
| 7387096 | Lift-variable valve-operating systems for internal combustion engine A lift-variable valve-operating system for an engine, includes a subsidiary cam swingably carried on a movable support shaft. A cam follower is operatively connected to an engine valve and follows the subsidiary cam. The lift amount of the engine valve is varied by ... | 06/17/2008 |
| 7387098 | Cam follower A cam follower includes a roller on which a cam rolls. A material ratio Rmr (C) (C: a section level %) of an radially outer surface of the roller is set to relations of 0% | 06/17/2008 |
| 7377247 | Adjustable valve rocker lever of a valve timing gear of an internal combustion engine An adjustable valve rocker lever (1) of a valve timing gear of an internal combustion engine comprising an inner lever (3) and an outer lever (4) enclosing the former with its arms (2), the levers (3, 4) being connectable to one an... | 05/27/2008 |
| 7377988 | Positional fixing of a shaft The invention concerns the fixing of a bearing shaft (6) in a reception bore (1.3) of a housing, at least one end of the shaft being adapted to be swaged to the reception bore (1.3) for achieving at least one of a force locking and a positive en... | 05/27/2008 |
| 7367301 | CAM follower There is provided a cam follower in which a surface roughness of an outer surface of a roller of a cam follower which is in rolling contact with a cam of an engine is obtained individually in an axial direction and a circumferential direction, a skewness Rsk of a pr... | 05/06/2008 |
| 7363894 | Switchable valve-drive component A switchable valve-drive component (1) for variable transmission of a stroke generated by one or more cam projections to a gas-exchange valve of an internal combustion engine is provided. The valve-drive component (1) has transmission elements (3, 4... | 04/29/2008 |
| 7363899 | Valve drive of an internal combustion engine A valve drive (1) for an internal combustion engine with a lever-type cam follower (7) is provided, which is used for the variable adjustable transmission of a raised section (2) of a cam (3) to a gas-exchange valve (5), in that th... | 04/29/2008 |
| 7357108 | Valve-operating mechanism A valve operating system for an engine that includes a piston that reciprocates along a piston axis. The valve operating system includes a valve member that is movable along a valve axis between a first position and a second position and a crankshaft that is rotatab... | 04/15/2008 |
