| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
|---|
| 02/12/1980 | US4187810 Poppet valve stroke adjusting device for, and combination with, an internal combustion valve in head engine |
| 02/05/1980 | US4186696 Push rods and the like |
| 02/05/1980 | CA1071046A1 Variable valve timing system for internal combustion engine |
| 01/29/1980 | CA1070582A1 Valve rotator for internal combustion engines |
| 01/24/1980 | WO1980000094A1 Improved engine valve control mechanism |
| 01/22/1980 | US4184464 Recirculation groove for hydraulic lash adjuster |
| 01/15/1980 | USRE30188 Valve train for internal combustion engine |
| 01/15/1980 | US4183252 Ancillary valve rocker means |
| 01/15/1980 | CA1069786A1 Exhaust gas recirculation valve malfunction indicator apparatus |
| 01/08/1980 | US4182290 Variable ratio rocker arm |
| 01/08/1980 | US4182289 Variable valve timing system for internal combustion engine |
| 12/11/1979 | US4177773 Damped automatic variable valve timing device for internal combustion engines |
| 12/11/1979 | CA1067771A1 Exhaust gas recirculation system of a multi-cylinder internal combustion engine |
| 11/27/1979 | US4175534 Valve deactivator for internal combustion engines |
| 11/27/1979 | US4175505 Valve rotator assembly |
| 11/20/1979 | US4174683 High efficiency variable expansion ratio engine |
| 11/13/1979 | US4173954 Limited rotation roller tappet |
| 10/30/1979 | CA1065216A1 Internal combustion engine with improved exhaust valve arrangement |
| 10/16/1979 | CA1064343A1 Jet-stream control combustion engine |
| 09/18/1979 | US4167931 Apparatus to control fuel supply to a multicylinder internal combustion engine by disabling one or more engine cylinders in certain engine operating conditions |
| 09/04/1979 | CA1061667A1 Ductile iron roller tappet body and method for making same |
| 08/21/1979 | US4164917 Controllable valve tappet for use with dual ramp cam |
| 08/07/1979 | US4163438 Rotary valve timing apparatus |
| 07/24/1979 | US4161938 Internal combustion engine with improved intake valve control system |
| 06/19/1979 | CA1056676A1 Rotary valve timing apparatus for internal combustion engines |
| 06/12/1979 | CA1056241A1 Adjustable cam system for internal combustion engine |
| 06/05/1979 | CA1055731A1 Cam shaft for reciprocating engines |
| 05/15/1979 | US4154424 Valve rotator |
| 05/08/1979 | US4153078 Composite valve |
| 05/08/1979 | US4153017 Alloyed chilled iron |
| 05/08/1979 | US4152953 Roller cam follower with anti-rotation device |
| 05/08/1979 | CA1054003A1 Hydraulic lash adjuster with internal oil pressure control |
| 05/01/1979 | US4151817 Engine valve control mechanism |
| 05/01/1979 | US4151756 Tensioning device for gear belts, chains and the like |
| 04/03/1979 | US4147074 Aluminum alloy rocker-arm |
| 04/03/1979 | CA1051672A1 External combustion engine |
| 03/13/1979 | US4143629 Speed controlled hydraulic lifter for internal combustion engines |
| 03/06/1979 | US4142501 Internal combustion engine having improved cylinder head configuration |
| 02/27/1979 | US4141325 Valve rotator |
| 02/27/1979 | CA1049358A1 Valve train apparatus for an internal combustion engine |
| 02/06/1979 | CA1047867A1 Mechanical valve lifter |
| 02/06/1979 | CA1047866A1 Hydraulic lash adjuster oil metering valve |
| 01/16/1979 | US4134372 Valve rotating device |
| 01/09/1979 | US4133332 Valve control mechanism |
| 01/02/1979 | US4132197 Jet-stream control combustion engine |
| 01/02/1979 | US4132196 Rocker arm |
| 12/26/1978 | US4131096 Valve timing mechanisms |
| 12/05/1978 | US4128085 Engine mechanical loss reducing system |
| 11/07/1978 | US4123835 Method for assembling a fuel pump to an internal combustion engine |
| 10/24/1978 | CA1040951A1 Roller tappet for internal combustion engines |
| 09/26/1978 | US4116500 Elongated machine element spherical end |
| 09/26/1978 | US4116180 Internal combustion engine with improved exhaust valve arrangement |
| 09/26/1978 | US4116179 Dual spark-ignition internal combustion engine |
| 09/19/1978 | US4114588 Valve deactuator for internal combustion engines |
| 09/19/1978 | US4114371 Internal combustion engine |
| 09/12/1978 | US4112884 Valve lifter for internal combustion engine |
| 09/05/1978 | US4111165 Valve operating mechanism of internal combustion engine |
| 08/15/1978 | US4106446 Internal combustion engine with auxiliary combustion chamber |
| 08/08/1978 | US4104996 Gap self-compensating hydraulic rocker arm |
| 07/04/1978 | US4098240 Valve gear and lash adjustment means for same |
| 07/04/1978 | US4098239 Valve control device particularly in an overhead camshaft engine |
| 06/27/1978 | US4096836 Variable timing device particularly for engine camshafts |
| 06/13/1978 | US4094280 Valve rotating device |
| 06/13/1978 | US4094279 Ductile iron roller tappet body and method for making same |
| 06/13/1978 | US4094277 Intake valve mechanism for preventing back flow of exhaust gas |
| 05/30/1978 | US4091776 Fluid actuated timing mechanism |
| 05/16/1978 | US4089234 Anti-rotating guide for reciprocating members |
| 05/02/1978 | US4086887 Rocker arm shaft support |
| 04/18/1978 | US4084557 Piston-type internal combustion engine |
| 04/11/1978 | US4083334 Hydraulic valve lifter |
| 02/28/1978 | US4075990 Diesel engines |
| 02/28/1978 | US4075987 Valve rotator |
| 02/28/1978 | US4075986 Rotary-poppet valve internal combustion engine |
| 02/14/1978 | US4073271 Torch ignition type internal combustion engine |
| 01/17/1978 | US4068630 Engine with noise reducing exhaust valve arrangement |
| 12/27/1977 | US4064849 Internal combustion engine |
| 12/06/1977 | US4061115 Valve train for internal combustion engine |
| 10/18/1977 | US4054109 Engine with variable valve overlap |
| 08/30/1977 | US4044734 Exhaust gas recirculation valve malfunction indicator apparatus |
| 08/16/1977 | US4041838 Valve arrangements for reciprocating piston machines |
| 07/19/1977 | US4036185 Energy-efficient valve gear |
| 05/17/1977 | US4023543 Internal combustion engine |
| 05/10/1977 | US4022294 Device for lubricating the guiding system of an internal combustion engine valve |
| 05/03/1977 | US4020806 Hydraulic valve lifter for internal combustion engine |
| 04/19/1977 | US4018050 Compressed air-operated motor employing dual lobe cams |
| 04/12/1977 | US4017062 Pressure spring |
| 03/01/1977 | US4009696 Hydraulic lash adjuster with internal oil pressure control |
| 03/01/1977 | US4009694 Gasoline engine torque regulator with partial speed correction |
| 02/15/1977 | US4007716 Offset valve lifter effecting valve rotation |
| 02/08/1977 | US4006592 Valve arrangements for reciprocating piston machines |
| 01/25/1977 | US4004558 Hydraulic lash adjuster oil metering valve |
| 01/18/1977 | US4003353 Valve rotator |
| 12/21/1976 | US3998190 Roller follower with anti-rotation retainer |
| 12/07/1976 | US3995606 Gasoline engine torque regulator with speed correction |
| 11/02/1976 | US3989016 Mechanical valve lifter |
| 10/19/1976 | US3986485 Rocker arm shafts |
| 10/19/1976 | US3986484 Camshaft for controlling variably opening valves |
| 10/19/1976 | US3986351 Method and apparatus for controlling the air flow in an internal combustion engine |
| 10/05/1976 | US3983852 Internal combustion engine disposition |
| 09/21/1976 | US3981281 Cam for controlling valves of an internal combustion engine |