| Patents for F01L 13 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations (9,664) |
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| 06/25/1996 | US5529549 Hybrid internal combustion engine |
| 06/25/1996 | US5529033 Multiple rocker arm valve control system |
| 06/25/1996 | US5529032 Valve-operation control system for internal combustion engine |
| 06/25/1996 | US5529031 Valve timing control device for an internal combustion engine |
| 06/19/1996 | EP0717174A1 Valve operating system for internal combustion engine |
| 06/19/1996 | EP0717173A1 Tappet for a switchable valve of an internal combustion engine |
| 06/18/1996 | US5526784 Simultaneous exhaust valve opening braking system |
| 06/13/1996 | DE19544242A1 Valve gear for IC engine |
| 06/11/1996 | US5524580 Adjusting mechanism for a valve control system |
| 06/11/1996 | US5524578 Two-cycle engine having improved idle relief |
| 06/05/1996 | DE4443101A1 Valve tappet for IC engine valve drive |
| 06/05/1996 | DE4442965A1 Switchable valve for internal combustion engine |
| 06/04/1996 | CA2080350C Valve operating apparatus in internal combustion engine |
| 05/30/1996 | WO1996016253A1 Variable valve lift mechanism for internal combustion engine |
| 05/30/1996 | DE4440469A1 Engageable tappet for valve drive in IC engine |
| 05/30/1996 | DE19502717C1 Supercharged, multi-cylinder internal combustion engine with exhaust gas feedback |
| 05/30/1996 | CA2208099A1 Variable valve lift mechanism for internal combustion engine |
| 05/23/1996 | WO1996015360A1 Switchable cam follower |
| 05/22/1996 | EP0712462A1 Rocker assembly with interconnectable arms |
| 05/21/1996 | US5517955 Valve timing control device for an internal combustion engine |
| 05/15/1996 | DE4440289A1 IC engine exhaust valve controlled braking system |
| 05/15/1996 | DE4440133A1 Schaltbarer Nockenfolger Switchable cam follower |
| 05/14/1996 | US5515827 Multicylinder, four-stroke internal-combustion engine having three intake valves and one exhaust valve per cylinder |
| 05/09/1996 | DE4439521A1 Variable timing valve gear control |
| 05/07/1996 | US5513602 For an internal combustion engine |
| 05/02/1996 | DE19540133A1 Valve tappet for IC engines with hydraulic valve control |
| 05/01/1996 | EP0709562A2 Method for controlling valve operating characteristic and air-fuel ratio in internal combustion engine |
| 04/30/1996 | US5511460 Stroke limiter for hydraulic actuator pistons in compression release engine brakes |
| 04/25/1996 | WO1996012092A1 Engageable tappet for a valve drive of an internal combustion engine |
| 04/18/1996 | WO1996011328A1 Electronically controlled compression release engine brakes |
| 04/18/1996 | WO1996011327A2 Compression release engine brakes with electronically controlled, multi-coil hydraulic valves |
| 04/18/1996 | WO1996011326A1 Electronic controls for compression release engine brakes |
| 04/18/1996 | WO1996011325A1 Suction-exhaust valve control device for a four cycle engine |
| 04/18/1996 | DE4436952A1 Schaltbarer Stößel eines Ventiltriebs einer Brennkraftmaschine Switchable follower of a valve train of an internal combustion engine |
| 04/17/1996 | EP0627043B1 Valve actuating mechanism for an internal combustion engine |
| 04/16/1996 | US5507261 Four cycle engine with two cycle compression braking system |
| 04/11/1996 | DE4435659A1 IC engine with cam actuated load exchange valves |
| 04/10/1996 | EP0705383A1 Valve mechanism for an internal combustion engine |
| 04/10/1996 | EP0705382A1 Variable action arrowhead shaped cam lobe system |
| 04/09/1996 | US5505176 Valve seating noise discriminating system for engine with variable valve operating system |
| 04/09/1996 | US5505168 Variable lift height valve driving device |
| 04/04/1996 | WO1996010126A1 Compact combined lash adjuster and reset mechanism for compression release engine brakes |
| 04/04/1996 | WO1996010125A1 Hydraulic circuits for compression release engine brakes |
| 04/04/1996 | DE19507960C1 Engine brake for Diesel engine |
| 03/27/1996 | EP0703357A2 Cylinder number-controlled internal combustion engine |
| 03/27/1996 | EP0703351A1 Valve operating system for multi-cylinder internal combustion engine |
| 03/26/1996 | US5501186 Engine valve control mechanism |
| 03/26/1996 | US5501121 Camshaft arrangement having a cam mounted for limited angular motion |
| 03/20/1996 | EP0702133A2 Engine brake for a diesel engine |
| 03/12/1996 | US5497755 For use with an internal combustion engine |
| 03/12/1996 | US5497737 Intake and exhaust valves control of internal combustion engine |
| 03/12/1996 | US5497735 Internal combustion engine for portable power generating equipment |
| 03/06/1996 | EP0699831A2 Internal combustion engine and method for operating the same |
| 03/05/1996 | US5496229 Valve actuator responsive to gear shift for reducing torque shock |
| 03/05/1996 | US5495838 Compression braking system |
| 03/05/1996 | US5495832 Valve operating device for internal combustion engine |
| 03/05/1996 | US5495831 Valve actuating mechanism for an internal combustion engine |
| 02/29/1996 | DE19517547C1 Injection setting device for injection pump jets |
| 02/27/1996 | US5494007 Method and apparatus for electrically driving engine valves |
| 02/22/1996 | WO1996005415A1 Engine brake device for a commercial vehicle |
| 02/20/1996 | US5492100 Fuel control device for engine having disconnectable groups of cylinders |
| 02/15/1996 | WO1996004470A1 Simultaneous exhaust valve opening braking system |
| 02/15/1996 | CA2170518A1 Simultaneous exhaust valve opening braking system |
| 02/13/1996 | US5490486 Eight cylinder internal combustion engine with variable displacement |
| 02/07/1996 | EP0695395A1 Valve control means |
| 02/06/1996 | US5488934 Valve gear device |
| 02/01/1996 | WO1996002739A1 Device for the simultaneous actuation of at least two gas shuttle valves |
| 02/01/1996 | WO1996002738A1 Variable valve timing mechanism |
| 01/31/1996 | EP0539425B1 Variable valve timing |
| 01/31/1996 | EP0513256B1 Variable valve timing |
| 01/24/1996 | EP0545979B1 Hydraulic valve tappet for an internal-combustion engine |
| 01/23/1996 | US5485819 Internal combustion engine |
| 01/17/1996 | EP0692615A1 A solenoid valve and an engine retarder braking system |
| 01/11/1996 | DE4446725A1 Method for variably controlling valve in IC engine |
| 01/11/1996 | DE19522720A1 Valve drive for IC engine |
| 01/10/1996 | EP0524314B1 Valve mechanism in internal combustion engine |
| 01/09/1996 | US5482012 Valve timing control device for an internal combustion engine |
| 01/03/1996 | EP0690214A2 Internal combustion engine |
| 01/03/1996 | EP0689638A1 Valve operating gear |
| 01/02/1996 | US5481461 Automotive vehicle engine with cylinder suspending mechanism for switching between a partial-cylinder non-working mode and an all-cylinder working mode depending on running conditions of the engine |
| 01/02/1996 | US5479896 Compression release engine brake slave piston drive train |
| 01/02/1996 | US5479890 Compression release engine brakes with electronically controlled, multi-coil hydraulic valves |
| 12/26/1995 | US5477824 Solenoid valve for compression-type engine retarder |
| 12/20/1995 | EP0687804A1 Valve operating apparatus for internal combustion engine |
| 12/14/1995 | WO1995033919A1 Piston internal combustion engine variable action valve lifter system |
| 12/13/1995 | EP0686756A1 Valve drive with variable valve opening angle control |
| 12/13/1995 | EP0686755A1 Engine valve drive control device |
| 12/13/1995 | EP0686230A1 Cam lobe with offset angular movement |
| 12/13/1995 | CN1113393A Variable control process and device for an internal combustion engine valve |
| 12/07/1995 | DE4445917C1 Engine brake for diesel IC engine |
| 12/06/1995 | EP0685634A1 Two-step valve lifter |
| 12/06/1995 | EP0685633A1 Valve control with a device for varying the opening and closing time of a poppet valve, particularly for internal combustion engines |
| 12/06/1995 | EP0685632A1 A mechanism for suspending operations of valves and other components of internal combustion engines or like machines |
| 12/06/1995 | EP0685029A1 A method for controlling the working cycle in an internal combustion engine and an engine for performing said method |
| 11/30/1995 | WO1995032359A1 Variable valve lift mechanism for internal combustion engine |
| 11/21/1995 | CA2010033C Geared automatic compression release for an internal combustion engine |
| 11/15/1995 | CN1111712A Plug used in switch valve of internal combustion engine |
| 11/09/1995 | WO1995030081A1 Valve control mechanism |
| 11/09/1995 | DE4414401A1 Hydraulisches System, insbesondere Motorbremse für eine Brennkraftmaschine Hydraulic system, particularly motor brake for an internal combustion engine |
| 11/09/1995 | DE4414400A1 Motorbremse für eine mehrzylindrige Brennkraftmaschine Motor brake for a multi-cylinder internal combustion engine |