| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 01/12/1993 | US5178105 Valve gear for internal combustion engines |
| 01/07/1993 | EP0521412A1 Internal combustion engine with rocker lever valve drive |
| 01/07/1993 | EP0521354A1 Camshaft for valve control in internal combustion engines |
| 01/07/1993 | EP0521233A1 Sintered silicon nitride bodies suitable for use as high impact materials |
| 01/07/1993 | DE4220689A1 IC engine cylinder scavenging system with lock air facility - has pressure regulator between sealing chamber and pneumatic spring chamber and pneumatic valve spring |
| 01/05/1993 | US5176116 Lubricating device of four-stroke cycle engine unit for portable working machine |
| 12/30/1992 | EP0520861A1 Valve tappet of plastic material and ceramic |
| 12/30/1992 | EP0520856A1 Internal combustion engine cylinder head |
| 12/30/1992 | EP0520801A1 Variable valve actuation control system |
| 12/29/1992 | US5174260 Intake port structure for multi valve engine |
| 12/29/1992 | US5174253 Apparatus for shifting phase between shafts in internal combustion engine |
| 12/29/1992 | US5174169 Angularly adjustable timing gear |
| 12/24/1992 | DE4137700C1 IC engine valve spring retainer - has lower valve spring retainer with thread to allow height adjustment |
| 12/24/1992 | DE4120664A1 Vehicle hydraulic system with directly driven pump |
| 12/23/1992 | EP0519546A1 Cam actuated valve assembly with hydraulic spring |
| 12/23/1992 | EP0519494A1 Valve operating mechanism for internal combustion engine |
| 12/23/1992 | EP0518898A1 Drive arrangement for a camshaft. |
| 12/22/1992 | US5172674 Internal combustion engine |
| 12/22/1992 | US5172663 Valve gear lubricating device of engine |
| 12/22/1992 | US5172662 Camshaft phase change device |
| 12/22/1992 | US5172661 Variable cam phasing device |
| 12/22/1992 | US5172660 Camshaft phase change device |
| 12/22/1992 | US5172659 Differential pressure control system for variable camshaft timing system |
| 12/22/1992 | US5172658 Camshaft phase change device |
| 12/16/1992 | EP0518832A1 Timing device in a four stroke engine with cyclically variable camshaft revolving speed |
| 12/16/1992 | EP0518529A1 Belt driven variable camshaft timing system |
| 12/16/1992 | EP0518528A1 Differential pressure control system for variable camshaft timing system |
| 12/16/1992 | EP0518472A1 Variable camshaft timing for internal combustion engine |
| 12/16/1992 | EP0517981A2 Engine finger follower type rocker arm assembly |
| 12/16/1992 | CN2125022U Air compressor for automobile |
| 12/15/1992 | US5170756 Arrangement for changing the relative rotating position of shafts in an internal-combustion engine |
| 12/15/1992 | US5170755 Valve opening and closing timing control apparatus |
| 12/10/1992 | DE4118862A1 Belt drive for IC engine - has one double edge drive wheel with other drive wheel running in space between |
| 12/10/1992 | DE4118370A1 Positively locked valve tappet - has form-closed fitting inserted into a recess in tappet wall |
| 12/10/1992 | DE4118287A1 IC engine valve timing gear - has mechanism which moves one arm only into operative and inoperative positions |
| 12/09/1992 | EP0516962A1 Mechanical valve tappet for an internal combustion engine |
| 12/09/1992 | EP0516946A1 Assembled camshaft |
| 12/08/1992 | US5168851 Variable cam engine power controller |
| 12/08/1992 | US5168841 Use between a push rod and cam in an internal combustion engine |
| 12/08/1992 | US5168840 Temperature compensated damping mechanism for hydraulic engine valve actuator |
| 12/08/1992 | US5168772 Camshaft arrangement and method for producing it |
| 12/03/1992 | DE4117566A1 IC engine valve timing gear - has hydraulic valve play compensators between cam follower and each valve stem |
| 12/02/1992 | EP0515925A1 Cylinder head for combustion engine |
| 12/02/1992 | EP0515814A1 Internal combustion engine with an exhaust gas post-treatment device |
| 12/02/1992 | EP0515772A1 Valve drive for internal combustion engine cylinder head |
| 12/02/1992 | EP0515771A1 Tappet for valve drive in an internal combustion engine |
| 12/02/1992 | EP0515528A1 Cam mechanisms. |
| 12/02/1992 | EP0515397A1 Engine camshaft phasing |
| 12/02/1992 | CN2123610U Harmonic phase modulation device of distributing cam machine of internal-combustion engine |
| 12/01/1992 | US5167594 Dynamic phase coupling |
| 12/01/1992 | US5167402 Hydraulic pressure apparatus with air scavenging |
| 12/01/1992 | US5167206 Continuously variable valve timing control system |
| 11/26/1992 | WO1992020907A1 Device for adjusting the angle of rotation between a camshaft and its drive |
| 11/26/1992 | WO1992020906A1 Device for adjusting the angle of rotation between a camshaft and its drive |
| 11/25/1992 | EP0515307A1 Control device for exhaust valves of an internal combustion engine |
| 11/25/1992 | EP0514643A1 Cylinder head for a multi cylinder internal combustion engine |
| 11/24/1992 | US5165369 Hydraulic valve control apparatus for a multicylinder internal combustion engine |
| 11/24/1992 | US5165303 Cam shaft for internal combustion engine |
| 11/22/1992 | WO1992020908A1 Two-stroke cycle internal combustion engine |
| 11/22/1992 | CA2102796A1 Two-stroke cycle internal combustion engine |
| 11/19/1992 | EP0513256A1 Variable valve timing. |
| 11/19/1992 | EP0396676B1 Internal combustion engine |
| 11/19/1992 | DE4116196A1 Camshaft angular positioner for four-stroke IC engine - has magnetic valve for selective control of hydraulic lines supplying fluid to motors setting additional cams |
| 11/19/1992 | DE4116169A1 Vorrichtung zur verstellung der drehwinkelzuordnung einer nockenwelle zu ihrem antriebselement Device for adjustment of the angle of rotation assignment of a camshaft to its drive element |
| 11/19/1992 | DE4116152A1 Einrichtung zur verstellung der drehwinkelzuordnung einer nockenwelle zu ihrem antriebselement Means for adjustment of the angle of rotation assignment of a camshaft to its drive element |
| 11/19/1992 | DE4115670A1 IC engine with valve pushers protected against twisting - has profiled member partially U=shaped in cross=section and wrapping around web by cylinder head |
| 11/19/1992 | DE4115669A1 Hydraulic self adjusting valve tappet, e.g. for IC engine - mfd. by in situ injection blow moulding plastic reservoir for simple fixing and reliable fluid sealing |
| 11/19/1992 | DE4115668A1 Valve pusher with hydraulic clearance compensation element - has insert covering only part of space between clearance compensation element and outer wall of pusher |
| 11/19/1992 | DE4114721A1 Lift valve system for IC piston engine - has inlet valve and last section of induction port positioned around exhaust valve and first section of exhaust port |
| 11/17/1992 | US5163872 Compact camshaft phasing drive |
| 11/17/1992 | US5163390 Rocker arm arrangement for single cam multi-valve engine |
| 11/17/1992 | US5163389 Hydraulic valve lifter having function to stop valve drive |
| 11/12/1992 | DE4115008A1 Valve drive for D.O.H.C. IC engine - has switch for selective disengagement of camshaft |
| 11/11/1992 | EP0512699A1 Internal combustion engine camshaft phaseshift control system |
| 11/11/1992 | EP0512698A1 Adjustable valve system for an internal combustion engine |
| 11/10/1992 | US5161500 Outlet valve lifter for an internal combustion engine |
| 11/10/1992 | US5161499 V-type internal-combustion engine |
| 11/10/1992 | US5161495 Lubrication arrangement for engine |
| 11/10/1992 | US5161493 For a camshaft of an internal combustion engine |
| 11/10/1992 | US5161429 Variable valve actuating apparatus |
| 11/05/1992 | DE4213147A1 Variable drive for double tappet valve - has raised extension of one tappet fitting inside other |
| 11/04/1992 | EP0511231A1 Hydraulic control device |
| 11/03/1992 | US5159907 For an internal combustion engine |
| 11/03/1992 | US5159906 Adjustable valve system for an internal combustion engine |
| 11/03/1992 | US5159905 Variable cam engine |
| 11/03/1992 | US5159904 Device for adjusting the angular setting of a driven shaft relative to a driving shaft |
| 11/03/1992 | US5159852 Roller follower for engine |
| 11/03/1992 | CA1309625C Engine valve train module |
| 11/03/1992 | CA1309624C Low noise valve train |
| 10/29/1992 | WO1992018754A1 An arrangement in internal combustion engines |
| 10/29/1992 | DE3348351C2 IC engine valve operation switching gear moving rocker along spindle - has differing profile cams interleaved and multiple contact-face follower |
| 10/28/1992 | EP0510327A2 Timing variation device for multicylinder internal combustion engine |
| 10/28/1992 | CN2120183U Powder metallurgy rocker-arm support |
| 10/28/1992 | CN1065703A Lash adjuster for engine valve actuator assembly |
| 10/27/1992 | US5158109 Electro-rheological valve |
| 10/27/1992 | US5158049 Control arrangement for cylinder valves of an internal combustion engine having a deactivatable cam |
| 10/27/1992 | US5158048 For use in a bore in the cylinder head |
| 10/27/1992 | US5158044 Engine selectively operable in two- and four-cycle modes |
| 10/25/1992 | WO1992019847A1 Valve control mechanism |
| 10/25/1992 | CA2109102A1 Valve control mechanism |