Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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03/22/1988 | US4732119 Internal combustion engine |
03/17/1988 | DE3630230A1 Hydraulic clearance adjusting element |
03/15/1988 | US4730588 Valve operating system for an automotive engine |
03/15/1988 | US4730581 Hollow cam shaft |
03/10/1988 | WO1988001682A1 Reciprocatory machines |
03/09/1988 | EP0259106A1 Valve operating apparatus in an internal combustion engine |
03/09/1988 | EP0091944B1 Multiple concentric intake/exhaust valve system for an internal combustion engine |
03/09/1988 | CN87105521A Method and apparatus for fixing section to hollow object |
03/08/1988 | US4729350 Hydraulic valve clearance compensation apparatus for internal combustion engines |
03/08/1988 | US4729349 Oil supply system for a valve operating mechanism in internal combustion engines |
03/08/1988 | US4729348 Cylinder head structure for V-type engine |
03/08/1988 | CA1233715A1 Lash adjuster with follower body retainer |
03/08/1988 | CA1233714A1 Integral rocker arm hydraulic lifter and bearing assembly |
03/03/1988 | DE3629609A1 Hydromechanical control of the valve opening times on internal combustion engines |
03/02/1988 | EP0258061A1 Valve operating apparatus in an internal combustion engine |
03/02/1988 | EP0257354A1 Self-adjusting hydraulic valve tappet |
03/02/1988 | EP0257175A1 Method and device for the fixing of parts on a hollow body |
03/02/1988 | CN87105815A Differential camshafts |
03/01/1988 | US4727832 Roller rocker arm |
03/01/1988 | US4727831 Valve operating mechanism for internal combustion engine |
03/01/1988 | US4727830 Valve operating mechanism for internal combustion engine |
03/01/1988 | US4727717 Exhaust gas cleaning system for multi-cylinder internal combustion engines |
02/25/1988 | WO1988001337A1 Differential camshaft |
02/23/1988 | US4726332 Variable valve mechanism for internal combustion engines |
02/23/1988 | US4726331 Means for variable valve timing for engine |
02/18/1988 | DE3726083A1 Device for fixing parts on a hollow body |
02/18/1988 | DE3627505A1 Self-adjusting hydraulic valve tappet |
02/17/1988 | CN86105032A Arrangements for converting rotary motion to linear motion |
02/16/1988 | US4725177 Retainer for preassembly of mechanical components |
02/16/1988 | US4724822 Variable valve lift/timing mechanism |
02/16/1988 | US4724805 Engine valve train module |
02/16/1988 | US4724804 Engine valve train module |
02/16/1988 | US4724803 Rolling contact rocker arm with reaction member, rocker key and roller follower |
02/16/1988 | US4724802 Valve mechanism for an automotive engine |
02/10/1988 | EP0255668A2 Hydraulic valve control device |
02/09/1988 | US4723517 Cam drive mechanism |
02/09/1988 | US4723516 Valve open duration and timing controller |
02/09/1988 | US4723515 Mechanism utilizing a single rocker arm for controlling an internal combustion engine valve |
02/04/1988 | DE3624612A1 Ventilsteuerung fuer eine hubkolben-brennkraftmaschine Control valve for a reciprocating internal combustion engine |
02/04/1988 | DE3623238A1 Device for the preparation of essentially air-free lubricating oil |
02/03/1988 | EP0254967A2 Hydraulic valve control device |
02/03/1988 | CN87104987A Air valve of internal-combustion piston engines steering mechanism |
02/02/1988 | US4722308 Engine with split crankshaft and crankshaft half disabling means |
02/02/1988 | US4722306 Valve gear for four-cycle engine |
01/28/1988 | WO1988000644A1 Valve control for reciprocating piston internal combustion engine |
01/28/1988 | WO1988000643A1 Camshaft and method for its production |
01/27/1988 | EP0254058A2 Camshaft for controlling the gas inlet and exhaust valves of an internal-combustion engine |
01/27/1988 | CN87104854A Camshaft and method for its production |
01/27/1988 | CN85108161B Retainer for a hydraulic lash adjuster |
01/26/1988 | USRE32582 Cylinder head fastening structure for internal combustion engines |
01/26/1988 | US4721090 Blow-by gas recirculating apparatus |
01/26/1988 | US4721076 Self-adjusting hydraulic valve tappet |
01/26/1988 | US4721075 Diesel engine |
01/26/1988 | US4721074 Engine valve train module |
01/26/1988 | US4721007 Variable ratio lever arm mechanism |
01/20/1988 | EP0253073A1 Method to produce means for preventing rotation for a roller tappet device of an internal-combustion engine |
01/14/1988 | DE3623638A1 Self-adjusting hydraulic valve tappet |
01/14/1988 | DE3622143A1 Sliding pair comprising a control cam and a valve actuating lever |
01/14/1988 | DE3621478A1 Industrial engine |
01/13/1988 | EP0252728A2 Metallic slide members to be used with ceramic slide members and sliding assemblies using the same |
01/12/1988 | US4718952 Process for producing a remelted and chilled camshaft |
01/12/1988 | US4718379 Rocker arm pivot assembly |
01/07/1988 | EP0250797A2 Four-valve cylinder head of desmodromic operation, for internal combustion engines |
01/07/1988 | EP0250781A2 Hydraulic force-transmitting element |
01/07/1988 | EP0250397A1 Arrangements for converting rotary motion to linear motion |
01/07/1988 | DE3720947A1 Camshaft arrangement |
01/05/1988 | US4716867 Inner element for a hydraulic value compensation element |
01/05/1988 | US4716866 Inner element for a hydraulic valve compensation element |
01/05/1988 | US4716865 Inner element for a hydraulic compensation element |
01/05/1988 | US4716864 Camshaft drive for an internal combustion engine |
01/05/1988 | US4716861 4-Cycle engine |
01/05/1988 | US4716720 Combustion engine with exterior combustion chamber |
12/29/1987 | US4715334 For use in the valve gear of an internal combustion engine |
12/29/1987 | US4715333 Valve timing control means for engine |
12/22/1987 | US4714059 Single overhead camshaft engine |
12/17/1987 | WO1987007677A1 Variable actuator for a valve |
12/17/1987 | DE3619956A1 Device for the automatic adjustment of the angle of rotation of a camshaft of internal combustion engines, especially for motor vehicles |
12/16/1987 | EP0248836A1 Variable phase couplings |
12/10/1987 | DE3623903C1 Device for the automatic tensioning of a chain |
12/09/1987 | EP0248069A1 Delayed tension valves |
12/08/1987 | US4711203 Timing case for a cylinder head of internal combustion engines having gas changing valves arranged essentially in parallel to one another |
12/08/1987 | US4711202 For an internal combustion engine |
12/03/1987 | WO1987007323A1 Engines for use with gaseous fuels |
12/03/1987 | DE3618240A1 Lifting appliance |
12/02/1987 | EP0247230A2 Cup-shaped tappet |
12/02/1987 | EP0247034A1 Arrangements for converting rotary motion to linear motion |
12/02/1987 | CN86103823A Variable rotary devices |
12/01/1987 | US4709668 Self-adjusting hydraulic valve tappet |
12/01/1987 | US4709667 Oil supply device for valve operating system having hydraulic tappet in internal combustion engine |
11/25/1987 | EP0246225A1 Variable rotary drives |
11/24/1987 | US4708103 Hydraulic valve clearance compensation device |
11/24/1987 | US4708102 Roller cam follower with positive lubrication |
11/24/1987 | US4708101 Driving apparatus for intake and exhaust valves of internal combustion engine |
11/24/1987 | US4708029 For use in an internal combustion engine |
11/19/1987 | EP0245791A1 Device for the relative rotation of two shafts geared together,in particular a crankshaft and a camshaft borne in a machine sump |
11/19/1987 | EP0245614A1 Poppet valve control device for a reciprocating piston internal-combustion engine |
11/19/1987 | EP0245550A1 Cylinder head for an internal combustion engine |
11/19/1987 | EP0245345A1 A variable drive mechanism |
11/19/1987 | EP0245344A1 A variable drive assembly |
11/17/1987 | US4706620 Automatic clearance adjuster |