| Patents for F01L 9 - Valve-gear or valve arrangements actuated non-mechanically (7,196) |
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| 05/17/1995 | EP0653557A2 Control system for internal combustion engines |
| 05/17/1995 | EP0653015A1 Valves and valve timing for internal combustion engine |
| 05/11/1995 | WO1995012751A1 Method and device for controlling the lifting of a valve of an internal combustion engine |
| 05/11/1995 | DE4338080A1 Hydraulic valve-control device for an internal combustion engine |
| 05/10/1995 | EP0652355A1 Hydraulic intake/exhaust valve drive unit with damper |
| 05/02/1995 | US5410994 Fast start hydraulic system for electrohydraulic valvetrain |
| 04/12/1995 | EP0647770A2 Hydraulically operated valve control system for an internal combustion engine |
| 04/11/1995 | US5406241 Electromagnetic valve actuating system |
| 04/11/1995 | US5404851 Device for switching a combustion engine from one mode of operation to another mode of operation |
| 04/11/1995 | US5404844 Part load gas exchange strategy for an engine with variable lift camless valvetrain |
| 04/06/1995 | DE4333493A1 Valve having variable electronic control for thermal power machines |
| 04/05/1995 | EP0646700A2 Pneumatic valve system for internal combustion engine |
| 03/22/1995 | EP0643804A1 Method and apparatus to reduce engine combustion noise utilizing unit valve actuation |
| 03/02/1995 | DE4411934C1 Device for switching an internal combustion engine over into an air compressor mode |
| 03/02/1995 | DE4336287C1 Device for the solenoid actuation of an inlet and exhaust valve |
| 03/01/1995 | EP0640748A1 Vented valve mechanism for internal combustion engines |
| 02/16/1995 | DE4427271A1 Valve gear for a cam-actuated lifting valve fitted with closing spring |
| 02/15/1995 | EP0616670A4 Electromagnetically actuated valve. |
| 02/15/1995 | CN2189646Y Double-cylinder type hydraulic tappet in distributting mechanism of internal-combustion engine |
| 02/09/1995 | WO1995004210A1 Four-stroke petrol engine with hybrid control |
| 02/09/1995 | DE4341945A1 Otto-cycle four-stroke engine - has main inlet valves with cut-out system and auxiliary valves with adjustable timing and stroke |
| 02/02/1995 | WO1995003490A1 Hydraulically actuated cylinder valve |
| 01/18/1995 | EP0634570A2 Combustion engine with exhaust control device |
| 01/05/1995 | WO1995000959A1 Electromagnetically actuated valve |
| 01/05/1995 | WO1995000787A1 Improved core design for electromagnetically actuated valve |
| 01/05/1995 | CA2165468A1 Improved core design for electromagnetically actuated valve |
| 01/03/1995 | US5377654 System using time resolved air/fuel sensor to equalize cylinder to cylinder air/fuel ratios with variable valve control |
| 01/03/1995 | US5377631 Skip-cycle strategies for four cycle engine |
| 12/28/1994 | EP0631076A1 Electromagnetic valve with tubular metallic core |
| 12/28/1994 | EP0630515A1 Electromagnetically actuated compressor valve |
| 12/27/1994 | US5375419 Integrated hydraulic system for electrohydraulic valvetrain and hydraulically assisted turbocharger |
| 12/22/1994 | WO1994029578A1 A slide valve and a large two-stroke internal combustion engine |
| 12/22/1994 | WO1994029577A1 A large two-stroke internal combustion engine |
| 12/22/1994 | DE4319918A1 Method for driving an electromagnet |
| 12/20/1994 | US5373817 Valve deactivation and adjustment system for electrohydraulic camless valvetrain |
| 12/08/1994 | WO1994028288A3 Variable valve timing system |
| 12/08/1994 | WO1994028288A2 Variable valve timing system |
| 12/07/1994 | EP0494886B1 Solenoid control of engine valves with accumulator pressure recovery |
| 12/07/1994 | EP0401390B1 Electromagnetic valve actuator |
| 11/30/1994 | EP0626517A1 Integral air compressor system |
| 11/29/1994 | US5367990 Part load gas exchange strategy for an engine with variable lift camless valvetrain |
| 11/25/1994 | CA2119502A1 Integral air compressor system |
| 11/17/1994 | DE4315473A1 Timing device for valves of an internal combustion engine |
| 11/15/1994 | US5363816 Valve drive device |
| 11/10/1994 | DE4411857A1 Hydraulisch betriebene Ventilsteuerungseinrichtung mit hydraulischer Dämpfung Hydraulically operated valve control device with hydraulic damping |
| 11/08/1994 | US5361740 Mechanical assemblies with hardened bearing surfaces |
| 10/25/1994 | US5357914 Vented valve mechanism for internal combustion engines |
| 10/25/1994 | US5357911 Four-stroke radial-piston engine |
| 10/19/1994 | CN1093775A A large two-stroke internal combustion engine |
| 10/12/1994 | EP0394492B1 Electromagnetically driven valve controller |
| 10/11/1994 | US5355108 For actuating an external load |
| 10/11/1994 | US5354185 Dual piston compressor |
| 10/06/1994 | DE4410934A1 Crankcase compression two-stroke engine |
| 10/04/1994 | US5352101 Electromagnetically actuated compressor valve |
| 10/04/1994 | US5351660 Electrically activated dynamic valve for spark ignition engines |
| 09/28/1994 | EP0616670A1 Electromagnetically actuated valve |
| 09/27/1994 | US5350153 Core design for electromagnetically actuated valve |
| 09/20/1994 | US5347968 Integral air compression system |
| 09/20/1994 | US5347961 Engine valve actuating device |
| 09/14/1994 | EP0614507A1 Engine valve seating velocity hydraulic snubber. |
| 08/23/1994 | US5339777 Electrohydraulic device for actuating a control element |
| 08/18/1994 | DE4303299A1 Valve actuating device for internal combustion engines |
| 08/17/1994 | CN1090908A Hydraulic closed compressor with soft-disk piston |
| 08/09/1994 | US5335633 Internal combustion engine valve actuator apparatus |
| 08/03/1994 | CN2173310Y Reed valve for minature air compressor |
| 08/02/1994 | US5333582 Pre-combustion chamber gas engine |
| 07/26/1994 | US5331931 Variable intake valve |
| 07/21/1994 | WO1994016201A1 Valve control process and device for internal combustion engines |
| 07/20/1994 | EP0567552A4 A dual mode, phase shifting, cam engine |
| 07/12/1994 | US5327858 Flow restriction controlled variable engine valve system |
| 07/12/1994 | US5327856 Method and apparatus for electrically driving engine valves |
| 07/07/1994 | DE4244374A1 Valve control system for controlling closing and opening times of IC engine valves |
| 06/29/1994 | EP0603929A1 Method and apparatus for electrically driving engine valves |
| 06/23/1994 | WO1994014173A1 Electromagnetically actuated compressor valve |
| 06/22/1994 | EP0435938B1 High pressure, fast response, pressure balanced, solenoid control valve |
| 06/15/1994 | EP0601639A2 Hydraulically powered actuator with pneumatic spring and hydraulic latching |
| 05/31/1994 | US5315961 Hydraulic valve tappet for an internal-combustion engine |
| 05/26/1994 | DE4239040A1 Movement transmission device between camshaft and valve - is used in IC engine and has shut=off valve in oil return line, so that only oil from high pressure oil chamber can flow into return line |
| 05/04/1994 | EP0595473A2 Pre-combustion chamber gas engine |
| 04/28/1994 | WO1994009265A1 Dual bucket hydraulic actuator |
| 04/28/1994 | DE4235620A1 Valve lift adjusting device for IC engines and compressors - has adjusting element controlled by pressure medium, and connected to valve lifter |
| 04/20/1994 | EP0593090A1 Dual compression and dual expansion internal combustion engine and method therefor |
| 04/20/1994 | EP0593089A1 Dual compression and dual expansion internal combustion engine and method therefor |
| 04/14/1994 | WO1994008165A1 Electromagnetically actuated valve |
| 03/24/1994 | DE4231274A1 IC engine valve control - uses two cams and oil pressure for any arbitrary number of valves and cylinders. |
| 03/23/1994 | EP0588593A2 Engine with pre-chamber |
| 03/02/1994 | EP0584575A1 Internal combustion engine having a mechanism for switching from one operating mode to another. |
| 03/02/1994 | EP0584564A1 Diesel internal combustion engine |
| 02/25/1994 | EP0680551A4 Dual compression and dual expansion internal combustion engine and methodtherefor. |
| 02/22/1994 | US5287829 Fluid actuators |
| 02/16/1994 | EP0409996B1 Electromagnetic valve actuating system |
| 02/16/1994 | EP0406443B1 Electromagnetic valve actuator |
| 02/16/1994 | CN1082143A Method and apparatus to improve engine response transient |
| 02/16/1994 | CN1081976A Engine braking utilizing unit valve actuation |
| 02/03/1994 | WO1994002717A1 Valves and valve timing for internal combustion engine |
| 02/01/1994 | US5282443 Valve operating system in internal combustion engine |
| 01/11/1994 | US5277222 Pressure actuatable valve assembly |
| 01/05/1994 | CN1080359A Method and apparatus for exhaust gas recirculation via reverse flow motoring |
| 01/04/1994 | US5275141 Actuator |
| 01/04/1994 | US5275136 Variable engine valve control system with hydraulic damper |