Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01L - Cyclically operating valves for machines or engines › F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear
Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520)
12/1998
12/22/1998US5850811 Apparatus for controlling timings of exhaust valves and method thereof
12/22/1998US5850764 Crankshaft drive for an internal combustion engine
12/22/1998US5850695 One-piece hollow camshafts and process for producing same
12/17/1998DE19725130A1 System for altering control times of gas exchange valves of IC engine with camshafts
12/17/1998DE19724989A1 Control time adjusting device for internal combustion engine
12/17/1998DE19724987A1 Internal combustion motor camshaft valve operation ring channel seal
12/17/1998DE19724563A1 Cup-shaped valve tappet for gas exchange valve
12/16/1998EP0883735A1 Improvement to loop-scavenged two-stroke internal combustion engines
12/16/1998CN2300728Y Timing adjusting mechanism for engine air valve
12/15/1998US5848529 Apparatus and method for purifying exhaust gas in an internal combustion engine
12/15/1998CA2135540C Four-cycle engine
12/10/1998DE19825288A1 Valve adjustment control apparatus for IC engine
12/10/1998DE19825287A1 Valve timing gear for engine intake and discharge valve
12/10/1998DE19723945A1 Gas exchange valve timing gear for IC engine
12/10/1998DE19723379A1 Cylinder head assembly for internal combustion engines
12/10/1998DE19723261A1 Valve timing gear for reciprocating piston engines and compressors
12/09/1998EP0805910A4 Rocker lever assembly for internal combustion engine
12/08/1998US5846149 Phased chain assemblies
12/08/1998US5845615 Valve timing control device
12/08/1998US5845614 Valve operating system in internal combustion engine
12/08/1998US5845613 Variable valve timing arrangement for internal combustion engine
12/08/1998US5845397 Static timing method for heavy duty diesel engines
12/03/1998DE19750228C1 Device for actuating a gas changeover valve with an electromagnetic actuator for an internal combustion engine
12/03/1998DE19722284A1 Overhead cam follower plunger and ceramic valve arrangement in cylinder head
12/02/1998EP0881364A1 Manufacture of a variable phase device comprising a rotor and a vane, particularly for internal combustion engines camshafts
12/02/1998EP0881363A1 Method of controlling the phase of the cams of an internal combustion engine of an automotive vehicle
12/02/1998EP0880641A2 Camshaft and valve actuating mechanism with said camshaft
12/02/1998CN2299154Y Four-stroke engine distribution device
12/01/1998US5842449 Valve train with suction-controlled ring gear/internal gear pump
11/1998
11/26/1998WO1998053185A1 Cam follower for a valve gear in an internal combustion engine
11/26/1998WO1998026161A3 Camshaft and valve actuating mechanism with said camshaft
11/26/1998EP0880641A3 Camshaft and valve actuating mechanism with said camshaft
11/26/1998DE19822800A1 Timing control for internal combustion engine
11/26/1998DE19721210A1 One-piece, swarflessly formed tractive lever for internal combustion engine valve gear
11/26/1998DE19721208A1 Nockenfolger eines Ventiltriebs einer Brennkraftmaschine Cam follower of a valve train of an internal combustion engine
11/25/1998EP0879936A1 Heat engine
11/25/1998EP0722536B1 Hydraulically actuated valve system
11/25/1998CN1199811A Hydraulic system for two-stroke crosshead engine
11/24/1998US5839453 Internal combustion engines with combined cam and electro-hydraulic engine valve control
11/24/1998US5839402 Wear resistant tappet
11/24/1998US5839400 Internal combustion engine with variably actuated valves
11/24/1998US5839346 Rotary hydraulic actuator including groove-like fluid supply paths in a face of a bracket
11/24/1998CA2072404C Variable valve actuation control system
11/19/1998WO1998051911A1 Device for varying a piston engine effective volumetric displacement and/or volumetric ratio of during its operation
11/19/1998DE19821228A1 Internal combustion engine valve gear
11/19/1998DE19721199C1 Chain drive tensioner made of fibre-reinforced injection-moulded plastic
11/19/1998DE19720350A1 Valve system for multi=valve internal combustion engine
11/19/1998DE19719984A1 Four=stroke engine valve design on exhaust side
11/18/1998CN2297542Y Valve cover
11/17/1998US5836374 Chill plate and stacked mold
11/17/1998US5836279 Device for varying the opening and closing times of gas exchange valves of an internal combustion engine
11/17/1998US5836278 Device for varying the valve control timing of an internal combustion engine, especially camshaft setting mechanism according to the vane cell principle
11/17/1998US5836277 Valve timing control device
11/17/1998US5836276 Rotational phase adjusting apparatus having fluid reservoir
11/17/1998US5836275 Valve timing control device
11/17/1998US5836274 Multi valve engine with variable valve operation
11/17/1998US5836215 Laminar cam arrangement
11/12/1998WO1998050718A1 Modular valve assembly
11/12/1998DE19820638A1 Arrangement of gear wheels to reduce tooth clearance
11/12/1998DE19719588A1 Device for altering control times of internal combustion engine
11/12/1998DE19718794A1 Lever-type cam follower of valve drive of internal combustion engine
11/11/1998EP0877151A1 Valve cotters
11/10/1998US5833563 Automatic hydraulic tensioner
11/10/1998US5832891 Valve gear mechanism for a multi-cylinder internal combustion engine
11/10/1998US5832889 Valve driving apparatus
11/10/1998US5832887 Rotational phase adjusting apparatus having stopper piston
11/10/1998US5832886 Apparatus for adjusting a camshaft of an internal combustion engine
11/10/1998US5832884 Device and method for operating a valve drive of an internal combustion engine
11/05/1998WO1998049434A1 Internal combustion engine
11/05/1998WO1998049429A1 Method of manufacturing a multi-component camshaft
11/05/1998DE19814888A1 Variable valve control mechanism
11/05/1998DE19725446A1 Manufacturing wheel for control chains by condenser discharge welding
11/05/1998DE19718710A1 Double-valve internal combustion engine
11/05/1998CA2288071A1 Internal combustion engine
11/04/1998CN1197884A Hydraulic lash adjuster and biased normally open check valve system therefor
11/04/1998CN1197712A Process for manufacturing phased sprocket assemblies by capacitor discharge welding
11/03/1998US5829414 Fuel supply system for multi-cylinder engine
11/03/1998US5829400 Valve gear for an internal combustion engine
11/03/1998US5829399 Pressure fluid supply system for a variable camshaft adjustment
11/03/1998US5829398 Valve timing control device for gas exchange valves on an internal combustion engine
11/03/1998US5829397 System and method for controlling the amount of lost motion between an engine valve and a valve actuation means
11/03/1998US5829396 Hydraulically controlled intake/exhaust valve
10/1998
10/29/1998WO1998047648A2 Low-alloy cast iron tappet, apparatus, and process for its manufacturing
10/29/1998DE19817849A1 Rocker arm for internal combustion engine
10/29/1998DE19717991A1 Rocker arm for internal combustion engine
10/29/1998DE19717981A1 Valve gear for internal combustion engine
10/29/1998DE19717660A1 Cam-production method using thin plates
10/29/1998DE19716320A1 Cam and shaft linked by clamping sleeve of predetermined wall thickness
10/28/1998EP0874139A2 Valve operating device of an internal combustion engine
10/28/1998EP0677138B1 Pneumatic valve return system for internal combustion engine
10/27/1998US5827954 For degreeing a camshaft of an internal combustion engine
10/27/1998US5826560 Engine combustion chamber and method of operation
10/27/1998US5826552 Variable valve timing device
10/27/1998US5826461 Camshaft assembly and method of making the same
10/22/1998WO1998046864A1 Inner seal for a camshaft adjusting device in an internal combustion engine, specially a blade cell adjusting device
10/22/1998DE19752414A1 Adjustable valve system for IC engine
10/22/1998DE19716717A1 Slipping lever for operating valve of internal combustion engine
10/22/1998DE19716203A1 Mechanism for varying opening and closing times of internal combustion engine gas shuttle valves
10/22/1998DE19715804A1 Valve operating mechanism for several cylinder valves of internal combustion engine
10/22/1998DE19715570A1 Interne Abdichtung einer Nockenwellen-Verstelleinrichtung an einer Brennkraftmaschine, insbesondere einer Flügelzellen-Verstelleinrichtung Internal sealing of a camshaft adjusting to an internal combustion engine, in particular a vane-adjusting
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