| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 07/19/1994 | US5329890 For rotating a camshaft of an internal combustion engine |
| 07/14/1994 | DE4300487A1 Valve play adjustment mechanism for IC engine |
| 07/14/1994 | DE4300262A1 Mechanism for adjustment of engine cam shaft angle |
| 07/13/1994 | EP0605992A1 Powertrain component with adherent film having a graded composition |
| 07/12/1994 | US5327860 Hydraulic tappet-clearance compensating arrangement for a cam-controlled valve lifter |
| 07/12/1994 | US5327859 Engine timing drive with fixed and variable phasing |
| 07/12/1994 | US5327856 Method and apparatus for electrically driving engine valves |
| 07/12/1994 | US5327814 Mechanical assemblies and methods of making same |
| 07/09/1994 | CA2110563A1 Powertrain component with adherent film having a graded composition |
| 07/07/1994 | DE4311056C1 Motion damper for tension unit in traction gearing |
| 07/07/1994 | DE4244550A1 Device for variably controlling valves in IC engine |
| 07/06/1994 | EP0605390A1 SOHC type internal combustion engine |
| 07/05/1994 | US5326321 Adjusting device for adjusting the instantaneous relative angular difference between two rotating members |
| 07/05/1994 | US5325826 Journal bearing oil diverter |
| 07/05/1994 | US5325825 Finger lever or rocker arm for a valve actuating mechanism of an internal combustion piston engine |
| 06/30/1994 | DE4343556A1 Cylinder head for IC engine with two inlet valves per cylinder |
| 06/30/1994 | DE4244326A1 IC engine valve operating rocker lever |
| 06/30/1994 | DE4244287A1 Drive for inlet valves of combustion engine |
| 06/29/1994 | EP0603929A1 Method and apparatus for electrically driving engine valves |
| 06/29/1994 | EP0603924A1 Cylinder head for internal combustion engine |
| 06/28/1994 | US5323742 Shim structure in use for valve tappet of internal combustion engine |
| 06/28/1994 | US5323741 Twelve-point rocker-arm adjusting nut |
| 06/28/1994 | US5323739 Arrangement for adjusting the relative rotating position of a camshaft |
| 06/23/1994 | DE4243451A1 Tensioner for belt or chain in combustion IC-engine |
| 06/23/1994 | DE4243331A1 Toothed belt camshaft drive for IC-engine |
| 06/22/1994 | EP0603079A1 A method for manufacturing a hollow camshaft having oil-feeding holes on its chilled face |
| 06/22/1994 | EP0602649A1 A two-stroke engine |
| 06/21/1994 | CA2038498C Valve train with lash/compliance compensation |
| 06/16/1994 | DE4342072A1 Sliding surface having excellent scuff-resistance - comprises a face-centred cubic nickel crystal aggregate of pyramidal or truncated pyramidal structure |
| 06/16/1994 | DE4340035A1 Mechanical valve lifter - has flexible pretensioned element between hub and adjusting element,which could be formed from metal spring ring which can engage over hub from outside |
| 06/16/1994 | DE4320992C1 Valve drive for IC engine - has variable valve control for at least one inlet or exhaust valve and has cam shaft with low speed and high speed cams |
| 06/16/1994 | DE4314138C1 Shaft with at least partly non-cylindrical outer surface - comprises steel tube core and outer layer of cast metal both of same wall thickness |
| 06/16/1994 | DE4241633A1 Valve rocker arm/lifter for valve drive - has stop discs positioned precisely by holders between roller and lever sides |
| 06/16/1994 | DE4240993A1 Four-stroke IC engine - has controlled valve bush to replace intake or discharge valve,this bush having turned collar with controlled oil flow, for displacement, applying hydraulic pressure to ring surface of collar |
| 06/15/1994 | EP0601639A2 Hydraulically powered actuator with pneumatic spring and hydraulic latching |
| 06/15/1994 | EP0601570A1 Valve gear for internal combustion engine |
| 06/15/1994 | EP0601250A1 Valve operating system in internal combustion engine |
| 06/14/1994 | US5320795 Molded camshaft assembly |
| 06/14/1994 | US5320082 Valve-moving apparatus for internal combustion engine |
| 06/14/1994 | US5320074 Direct acting hydraulic tappet |
| 06/14/1994 | CA2054877C Low mass valve lifters |
| 06/11/1994 | CA2111023A1 Slide surface construction |
| 06/09/1994 | DE4341287A1 Sliding surface consisting of face-centred cubic nickel crystal aggregate - of tetrahedral structure has excellent scuff-resistance and is used in mfr. of e.g. cam shaft pivot bearings |
| 06/09/1994 | DE4240631A1 Stroke-piston IC engine with two gas exchange valves per cylinder |
| 06/08/1994 | EP0600381A1 A hydraulic actuating unit, in particular for controlling a valve of an internal-combustion engine |
| 06/08/1994 | EP0600221A2 Control device for valve system in automobile engine |
| 06/08/1994 | CN1024939C Two-stroke engine |
| 06/07/1994 | US5317999 Internal combustion engine for portable power generating equipment |
| 06/07/1994 | CA1330026C Lubricant supplying system for dohc type multi-cylinder internal combustion engine |
| 06/01/1994 | EP0636205A4 Valve control mechanism. |
| 06/01/1994 | EP0599802A1 Headcylinder with valve drive for combustion engine |
| 06/01/1994 | DE4240075A1 Hydraulic adjuster for turning IC engine camshaft - has adjusting member as single-acting cylinder, whose pressure chamber is continuously coupled to pump |
| 05/31/1994 | US5315981 Method for converting a diesel engine to a natural gas fueled engine |
| 05/31/1994 | US5315961 Hydraulic valve tappet for an internal-combustion engine |
| 05/26/1994 | WO1994011617A1 Valve gear mechanism for internal-combustion engines |
| 05/26/1994 | DE4316860C1 Valve actuator for IC engine - has tube with transverse bore, fitted with radial play through insert |
| 05/26/1994 | DE4310735C1 IC engine valve operating drive - has longitudinal lubrication channel and lubrication bores incorporated in camshaft for lubricating lever arm cam contact surfaces |
| 05/25/1994 | CN1087158A Adjustable phase device for gas distribution |
| 05/24/1994 | US5313921 High efficiency combustion chamber system |
| 05/24/1994 | US5313916 Rocker arm assembly |
| 05/24/1994 | CA2058390C Camshaft adjuster and tensioner |
| 05/24/1994 | CA2004623C Hydraulic lash adjuster and bridge assembly |
| 05/19/1994 | DE4336920A1 Ventiltrieb mit niedriger Reibung Valve drive with low friction |
| 05/19/1994 | DE4244288A1 Cup tappet for combustion engine - uses double piston device moving between tappet cup and central tappet member |
| 05/19/1994 | DE4238318A1 Ventiltrieb für eine Brennkraftmaschine Valve train for an internal combustion engine |
| 05/17/1994 | US5312302 Auto-tensioner |
| 05/17/1994 | US5311846 Hydraulic control device |
| 05/17/1994 | US5311845 Oil pressure lash adjuster equipped with air vent |
| 05/17/1994 | CA2025059C Camshaft phasing drive with wedge actuators |
| 05/17/1994 | CA1329524C Rocker arm with cam-contacting roller |
| 05/17/1994 | CA1329523C Valve lifter for an internal combustion engine |
| 05/11/1994 | WO1994010429A1 Process for driving a device for relatively rotating a shaft and device for relatively rotating the shaft of an internal combustion engine |
| 05/11/1994 | WO1994010428A1 Air gas distribution with deviating and check valves for explosion or diesel four-stroke engines |
| 05/11/1994 | EP0596860A2 Method for variable valve timing for an internal combustion engine |
| 05/11/1994 | EP0596620A1 Direct acting tappet |
| 05/11/1994 | EP0596127A1 Automobile engine |
| 05/10/1994 | US5310519 Sintering to form carbides |
| 05/10/1994 | US5309876 Automatic variator of valve overlap and valve section |
| 05/10/1994 | US5309874 Stress relieving interlayer; internal combustion engines |
| 05/10/1994 | US5309873 Valve timing control system for internal combustion engine |
| 05/10/1994 | US5309872 Device for operating a valve in an internal combustion engine |
| 05/05/1994 | DE4335509A1 Camshaft valve control layout for IC engine - has camshafts with axes running in parallel and two rows of cylinders |
| 05/05/1994 | DE4237193A1 Verfahren zur Ansteuerung einer Einrichtung zum relativen Verdrehen einer Welle und Einrichtung zum relativen Verdrehen der Welle einer Brennkraftmaschine Method for actuating a device for the relative rotation of a shaft and means for relatively rotating the shaft of an internal combustion engine |
| 05/05/1994 | DE4236600A1 Valve actuation mechanism for IC engine - has drag levers arranged on opposite sides of central longitudinal plane |
| 05/04/1994 | EP0595473A2 Pre-combustion chamber gas engine |
| 05/04/1994 | EP0595316A1 Cylinder head and valve arrangement of a multi-valve internal combustion engine |
| 05/04/1994 | EP0595060A1 Internal combustion engine valve drive |
| 05/03/1994 | USRE34596 Valve driving system for internal combustion engine |
| 05/03/1994 | US5307785 Ignition system for multi-valve engine |
| 05/03/1994 | US5307769 Low mass roller valve lifter assembly |
| 05/03/1994 | US5307768 Camshaft arrangement having angularly movable cams |
| 05/03/1994 | US5307708 Camshaft for controlling valves in internal combustion engines |
| 05/03/1994 | CA1329139C Exhaust control valve for two-stroke cycle engines and process for using the same |
| 05/03/1994 | CA1329078C Valve operating device for internal combustion engine |
| 05/03/1994 | CA1329077C Valve operating mechanism in an internal combustion engine |
| 05/03/1994 | CA1329009C Process for producing an assembled shaft |
| 04/28/1994 | WO1994009265A1 Dual bucket hydraulic actuator |
| 04/28/1994 | DE4334148A1 Optimising phase accuracy of belt drive - incrementally measuring driven and drive shaft positions, and compensating for angular deviation of driven shaft position |
| 04/28/1994 | DE4235929A1 Cylinder adjustment device for camshaft adjustment - has pocket bore for pilot valve with piston guided by overlapping control edges |
| 04/27/1994 | EP0594463A1 Spark ignited internal combustion engines |