| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 03/18/1997 | US5611308 Apparatus for interconnecting an actuator and an exhaust valve opening member |
| 03/18/1997 | US5611304 Valve timing control mechanism for internal combustion engine |
| 03/18/1997 | US5611303 Valve operating apparatus of internal combustion engine |
| 03/18/1997 | US5611250 Rolling/sliding part |
| 03/13/1997 | WO1997009517A1 Hydraulic valve assembly |
| 03/13/1997 | WO1997009516A1 Pneumatic engine valve assembly |
| 03/13/1997 | DE19634541A1 Bearing fitting process for cylinder head of IC engine |
| 03/12/1997 | EP0761950A1 A valve timing control device for an internal combustion engine |
| 03/12/1997 | EP0761935A2 Variable valve driving gear, particularly for internal combustion engines |
| 03/12/1997 | EP0761934A2 Valve operating system in SOHC-type engine |
| 03/12/1997 | EP0761933A1 Finger follower |
| 03/12/1997 | EP0761932A1 Sliding part and method of manufacturing the same |
| 03/11/1997 | US5609133 Exhaust valve mechanism in an internal combustion engine |
| 03/11/1997 | US5609128 Tappet in an internal combustion engine and a method of manufacturing it |
| 03/11/1997 | US5609127 Centrifugal control assembly for camshaft advance and retardation and suppression of cyclical vibration |
| 03/11/1997 | US5609126 Variable camshaft timing system with altitude compensation |
| 03/06/1997 | DE19635042A1 Control of fuel injection quantity for IC engine |
| 03/06/1997 | DE19531620A1 Four cycle internal combustion engine |
| 03/05/1997 | EP0760421A1 Valve lifter |
| 03/05/1997 | EP0760420A1 Valve actuation assembly |
| 03/05/1997 | EP0760058A1 Combustion chamber system having an improved valve arrangement |
| 03/04/1997 | US5606960 Method for controlling valve operating characteristic and air-fuel ratio in internal combustion engine |
| 03/04/1997 | US5606943 Four-cycle engine |
| 03/04/1997 | US5606942 Valve operating system for multi-valve engine |
| 03/04/1997 | US5606941 Variable timing camshaft drive system |
| 03/04/1997 | US5606940 Engine valve seating velocity hydraulic snubber |
| 03/04/1997 | US5606939 Valve actuation assembly |
| 02/27/1997 | WO1997007324A2 Internal combustion engine and process for operating the valve gear mechanism of an internal combustion engine |
| 02/27/1997 | DE19634136A1 IC engine inlet valves timing sequence control device |
| 02/26/1997 | EP0759119A1 Valve control mechanism |
| 02/25/1997 | US5605122 Tappet in an internal combustion engine and a method of manufacturing it |
| 02/25/1997 | US5605121 Device for adjusting valve timing in an internal combustion engine |
| 02/25/1997 | US5605077 Camshaft supporting structure in an engine |
| 02/20/1997 | WO1997006357A1 Device for the optional actuation of at least one gas exchange valve |
| 02/20/1997 | WO1997006355A1 Internal combustion engines with combined cam and electro-hydraulic engine valve control |
| 02/20/1997 | WO1997006353A1 Hydraulic clearance equaliser for the valve gear of an internal combustion engine |
| 02/20/1997 | DE19547168A1 Engine valve adjuster actuation off electric motor |
| 02/20/1997 | DE19546557C1 Hydraulic tensioner for camshaft drive belt |
| 02/19/1997 | EP0758712A1 Device for varying the angular relationship between a shaft and a driving wheel, especially a camshaft of an internal combustion engine |
| 02/18/1997 | US5603303 High pressure fuel supply pump |
| 02/18/1997 | US5603294 Variable valve lift device |
| 02/18/1997 | US5603293 Tappet for a switchable valve of an internal combustion engine |
| 02/13/1997 | WO1997005367A1 Mechanical cup pushrod for an internal combustion engine's valve gear |
| 02/13/1997 | DE19529044A1 Hydraulisches Spielausgleichselement für eine Ventilsteuerung einer Brennkraftmaschine Hydraulic lash adjuster for a valve controlling an internal combustion engine |
| 02/12/1997 | EP0758047A1 Method for operating an hydraulically driven and regulated camshaft phasing device for internal combustion engine |
| 02/12/1997 | EP0758046A1 Hydraulic lash compensating element assembly |
| 02/11/1997 | US5601505 Hydraulic tensioner |
| 02/11/1997 | US5601057 Valve actuating system for a multicylinder internal combustion engine |
| 02/11/1997 | US5601056 Device for actuating the valves in internal combustion engines by means of revolving cams |
| 02/06/1997 | WO1997004219A1 Cam follower |
| 02/06/1997 | DE19528505A1 Vorrichtung zur wahlweisen Betätigung zumindest eines Gaswechselventils Apparatus for selectively actuating at least one gas exchange valve |
| 02/05/1997 | EP0757162A1 Cup-shaped tappet for an internal combustion engine |
| 02/04/1997 | US5598814 Method and apparatus for electrically driving engine valves |
| 02/04/1997 | US5598631 Method of making machine element with at least a fitting member pressure-fitted on a shaft |
| 02/04/1997 | US5598630 Method of designing family of DOHC cylinder heads |
| 02/04/1997 | US5598612 Quick release bolt |
| 01/30/1997 | WO1997003276A1 Device for changing the timing of an internal combustion engine |
| 01/30/1997 | DE19527449A1 Mechanischer Tassenstößel für einen Ventiltrieb einer Brennkraftmaschine Mechanical tappet for a valve train of an internal combustion engine |
| 01/29/1997 | EP0756108A2 Hydraulic chain tensioner for automotive engine |
| 01/28/1997 | US5597657 Metal crystals, slide surface for a mating member, i.e. cam shaft for internal combustion engine |
| 01/28/1997 | US5597367 Apparatus for tensioning of a cam shaft drive |
| 01/28/1997 | US5596965 Cylinder head for an internal combustion engine |
| 01/28/1997 | US5596960 Internal combustion engine |
| 01/28/1997 | US5596959 Shim for a tappet in an internal combustion engine |
| 01/28/1997 | US5596958 Rocker arm bridge for internal combustion engines |
| 01/23/1997 | WO1997002409A1 Cam-follower for an internal combustion engine valve gear mechanism |
| 01/23/1997 | DE19526888A1 Mechanism for discrete adjustment of phase position of two camshafts |
| 01/23/1997 | DE19526852A1 Nockenfolger Cam follower |
| 01/23/1997 | DE19526285A1 Device for lubricant supply of valve gear of internal combustion engine |
| 01/23/1997 | DE19526284A1 Tappet for valve actuation of internal combustion engine |
| 01/22/1997 | EP0754839A1 Actuating device for adjusting the relative angular position of a driven shaft, especially of an internal combustion engine camshaft |
| 01/22/1997 | EP0600918B1 Hydraulic controlling device |
| 01/22/1997 | CN1140792A Adjusting mechanism for valve control system |
| 01/21/1997 | US5595156 Induction control system for multi-valve engine |
| 01/21/1997 | US5595149 Method of first filling of a hydraulic valve actuating device |
| 01/16/1997 | WO1997001696A1 Ceramic sliding part |
| 01/16/1997 | DE19525373A1 Vorrichtung zum Verändern der Steuerzeiten einer Brennkraftmaschine Means for varying the control times of an internal combustion engine |
| 01/14/1997 | US5592910 For an internal combustion engine having a camshaft |
| 01/14/1997 | US5592909 For an internal combustion engine |
| 01/14/1997 | US5592908 Engine cylinder valve control system |
| 01/14/1997 | US5592907 Valve operating system for multi-cylinder internal combustion engine |
| 01/14/1997 | US5592906 Method and device for variable valve control of an internal combustion engine |
| 01/14/1997 | US5592857 Variable camshaft phaser |
| 01/09/1997 | DE19524332A1 Nockenfolger für einen Ventiltrieb einer Brennkraftmaschine Cam follower for a valve train of an internal combustion engine |
| 01/08/1997 | EP0752516A1 Lash-adjuster for an internal combustion engine |
| 01/07/1997 | US5590632 Apparatus for computing the amount of intake air in internal combustion engine |
| 01/07/1997 | US5590627 Fluid inletting and support structure for a variable valve assembly |
| 01/07/1997 | US5590626 Reciprocating engine of a spark ignition type |
| 01/03/1997 | WO1997000375A1 Valve spring arrangement |
| 01/03/1997 | WO1997000374A1 Sliding part and method for manufacturing the same |
| 01/02/1997 | EP0751284A1 Cylinder head unit and method for producing a valve seat |
| 01/02/1997 | DE19523533A1 Valve control for IC engine |
| 01/02/1997 | DE19523304A1 Two=stroke reciprocating IC engine |
| 12/31/1996 | US5588413 Engine assembly with leaf spring cam follower |
| 12/31/1996 | US5588411 Method for controlling an internal combustion engine with external ignition system and with a fuel injection system |
| 12/31/1996 | US5588408 Engine unit |
| 12/31/1996 | US5588406 Structure for lubricating cam sliding surface in an internal combustion engine |
| 12/31/1996 | US5588405 Arrangement of oil passage to valve system |
| 12/31/1996 | US5588404 Variable cam phaser and method of assembly |
| 12/27/1996 | WO1996041975A1 Driving chain take-up device |