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| Number | Title | Issue Date |
| 5575251 | Deck plate for an internal combustion engine A cylinder liner assembly for an internal combustion engine is disclosed. The assembly includes a cylinder head, a cylinder block defining a top deck surface and a cylinder bore extending from the top deck surface, and a cylinder liner mounted in the cyli... | 11/19/1996 |
| 5542382 | Dual compression and dual expansion internal combustion engine and method therefor An apparatus and method is provided for a dual compression and dual expansion internal combustion engine (8) that is compact, efficient, and has low combustion noise and emissions. The subject engine (8) includes a low pressure piston assembly (56) recipr... | 08/06/1996 |
| 5533490 | Fuel conditioning device A fuel conditioning device for installation in a fuel supply line of an internal combustion engine comprises a housing having a cylindrical ferromagnetic wall defining a fuel flow path and, in the flow path, a tin alloy body and a magnet adjacent and down... | 07/09/1996 |
| 5529029 | Tri-lobed cam engine In an engine having free floating reciprocating pistons each with a cam follower which bears on a tri-lobed cam, each cam follower is supported by a guide bearing running in a track which serves to transmit to the track lateral reactive force components g... | 06/25/1996 |
| 5457956 | Microminiature stirling cycle cryocoolers and engines A microminiature Stirling cycle engine or cooler is formed utilizing semiconductor, planar processing techniques. Such a Stirling cycle thermomechanical transducer has silicon end plates and an intermediate regenerator. The end plates are formed with diap... | 10/17/1995 |
| 5445123 | Reciprocating engine of a spark ignition type A spark ignition type reciprocating engine of a natural intake system with an ignition plug arranged to face a combustion chamber defined and delimited by a piston inserted into a cylinder so as to move in a reciprocating way, which has: a bore size of th... | 08/29/1995 |
| 5443043 | Internal combustion engine with variable compression, provided with reinforcements of the crankcase section An internal combustion engine with variable compression which includes a cylinder receiving section which is tiltably mounted to a crankcase section (4) of the engine, and a crankshaft (12) which is mounted in the crankcase section via crankshaft bearings... | 08/22/1995 |
| 5438969 | Heating module for an internal combustion engine A heating module for an internal combustion engine with external mixture formation and fuel injection and at least one intake port and one injection nozzle is disclosed. An electrically heatable heating element, which can be surrounded by flow on all side... | 08/08/1995 |
| 5433597 | Rotary kiln inlet An inlet for a rotary kiln comprises a plurality of arcuate segments supported adjacent the inlet opening of the kiln to form a trough protruding through the inlet opening. Each of the segments is hollow and has an opening through which a cooling medium m... | 07/18/1995 |
| 5433180 | Internal combustion engine with supercharger An internal combustion engine with a supercharger with a piston arranged to be inserted into a cylinder so as to move in a reciprocating way, which has a bore size of the cylinder ranging from approximately 43 mm to 67 mm; a volume of a single chamber of ... | 07/18/1995 |
| 5431137 | Internal combustion engine For a static design of a cylinder head with optimum weight characteristics, it is proposed that the cylinder head bolt holes be disposed in a solid annular ring and, starting from that, a support element in the form of a cone-shaped shell be constructed t... | 07/11/1995 |
| 5429101 | Oil separator for the gases of the crankcase of an internal-combustion engine An oil separator for the gases of the crankcase ventilating system of an internal-combustion engine has a filter element through which the breathing gases flow and from which the separated oil is returned via an oil return into the oil tank 4. The blow-by... | 07/04/1995 |
| 5427063 | Variable compression ratio cylinder An internal combustion engine having at least one volume adjustable cylinder which automatically adjusts its compression ratio during operation. The volume adjustable cylinder includes a movable head insert placed inside the insert space formed on the eng... | 06/27/1995 |
| 5425346 | Performance improvement design for two-stroke engines A two stroke engine having a variable inlet port timing device in conjunction with a piston port controlled timing apparatus for filling the top of transfer passages, that connect the crankcase chamber to the combustion chamber of the engine, with buffer ... | 06/20/1995 |
| 5421307 | Arrangement for controlling the temperature of the intake air of internal-combustion engines An arrangement for controlling the temperature of the intake air of internal-combustion engines has an intake air filter in which a swivellable control valve is provided that interacts with a pneumatic actuator. The actuator causes an adjustment of the co... | 06/06/1995 |
| 5415140 | Method for moving a group of members along a trajectory by moving a second group of members with a reciprocating motion along another trajectory An apparatus moves, for example with a rotative motion, a member or a first group of members by moving another member or a second group of members with a reciprocating rectilineal motion by the interaction between magnets (1, 2) or groups of magnets (1 | 05/16/1995 |
| 5413074 | Piston and a connecting rod apparatus A groove in a direction of a crank shaft is provided in an inner surface of a top wall of a cup-shaped inner sleeve. The groove provides a stop for a semicylindrical slidable guide member that cooperates with a cylindrical concave portion of a cylindrical... | 05/09/1995 |
| 5411005 | Emissions and fuel control system and device A fuel heating system which employs an improved heat exchanger for reducing particulate emissions in diesel or kerosene fuel powered internal combustion engines. The fuel heating system encompasses an internal combustion engine having a fuel line, a cooli... | 05/02/1995 |
| 5410999 | Two-stroke internal combustion engine with improved air intake system A two-stroke internal combustion engine comprising an engine block, a plurality of crankcases and including a mounting surface having therein a plurality of inlet openings each communicating with a respective one of the crankcases, a throttle housing defi... | 05/02/1995 |
| 5410997 | High performance automotive engine gasket and method of sealing a high performance engine A method of sealing a high performance internal combustion engine with a head gasket having a fire ring comprising providing a groove in the head or block generally concentric with each said combustion opening, each groove having a land area and a general... | 05/02/1995 |
| 5408973 | Internal combustion engine fuel supply system and method A fuel supply system and method incorporates a fuel pump for pressurizing liquid fuel for use in an internal combustion engine. The pressurized fuel is supplied to a fuel injector mounted on a vaporization chamber; actuation signals applied to the fuel in... | 04/25/1995 |
| 5408962 | Engine performance improvement An apparatus for improving engine performance at wide-open throttle or full load by supercharging the induction system. An expanded/enlarged volume plenum is divided into two chambers. each containing a group of three openings for flowing air past inlet v... | 04/25/1995 |
| 5408963 | Metal laminate gasket having sealing mechanism formed of recess and flange A metal laminate gasket of the invention is used for an internal combustion engine having at least one hole to be sealed. The gasket is basically formed of first and second metal plates extending substantially throughout an entire area of the engine. The ... | 04/25/1995 |
| 5406911 | Cam-on-crankshaft operated variable displacement engine A variable displacement engine includes a rotatable crankshaft having a journal, a cam having an eccentric opening that receives the crankshaft journal, a piston rod assembly having one end journalled on the eccentric cam, and the cam also having an arcua... | 04/18/1995 |
| 5406913 | Air intake system of an internal-combustion engine The air intake system of a two-bank internal-combustion engine has one resonance receptacle for each cylinder bank and an additional receptacle in the respective center. Via suction pipes, the resonance receptacles are connected to the cylinders and are m... | 04/18/1995 |
| 5406925 | Fuel engine combustion aid for a lean-burning A fuel engine combustion aid having a first guide hole connected to the positive crankcase ventilation pipe of a fuel engine, a second guide hole connected to the intake manifold of the fuel engine and having a middle part communicated with the first guid... | 04/18/1995 |
| 5404846 | Four stroke one-piece engine block construction Disclosed herein is a four-stroke engine comprising a block having an intermediate portion defining a cylindrical bore having an axis, a head end, and a crankcase end, a head end portion extending from the head end of the intermediate portion in integral ... | 04/11/1995 |
| 5402757 | Flame glow unit Flame glow unit for heating the combustion air for a combustion device, especially an internal combustion engine. A flame glow plug, which is placed in the air duct of the combustion device, is supplied by a control device with current and fuel, and forms... | 04/04/1995 |
| 5400750 | Manifold and plenum construction for an electronic fuel injected engine An improved intake manifold and plenum construction for an electronic fuel injected engine. The manifold includes a plurality of parallel runners, with each runner having a lower end communicating through a port in the cylinder head with a cylinder of the... | 03/28/1995 |
| 5398645 | Combustion chamber for internal combustion engine A combustion chamber for an internal combustion engine is provided which includes a cylinder head body having at least one generally dome-shaped combustion chamber defined by a lower surface of the body and having an intake side and an exhaust side, and a... | 03/21/1995 |
| 5398646 | Exhaust arrangement for a 2-cycle engine An exhaust port is formed in the wall of a cylinder of a 2-cycle engine. At least one of the portions of the cylinder wall which define two vertically opposing edges of the exhaust port is projected at the circumferentially mid portion towards the opposin... | 03/21/1995 |
| 5398663 | Combustion of liquid fuels Liquid fuel is burned by feeding a mixture of a liquid together with liquid fuel which has been pre-gasified by rapid heating into a combustion zone. The liquid fuel is gasified by contact with a hot body. An internal combustion engine comprises a heated ... | 03/21/1995 |
| 5396866 | Ram tube The ram tube of this invention basically consists of an intake bracket, inner tube, output bracket, outer tube, input port and output port. The intake and output brackets are attached to the ends of the inner tube for attaching the ram tube to the base of... | 03/14/1995 |
| 5392742 | Heated intake manifold for four stroke outboard motor Disclosed herein is a four stroke internal combustion engine comprising a cylinder head fabricated of metal and including an intake manifold mounting surface, and an intake passage including a port in the intake manifold mounting surface, an intake manifo... | 02/28/1995 |
| 5390633 | Reed valve mechanism for reciprocating machine A number of embodiments of improved reed valve mechanisms for reciprocating machines wherein an arrangement is provided by employing a magnet releasably restraining the valve element in one of its positions so as to permit a stiffer valve to be employed w... | 02/21/1995 |
| 5386813 | Fuel saving device A vaporization chamber for fuel in an internal combustion engine has a heater associated therewith that operates the chamber at an efficient super heated temperature in the range of 350° F. to 400° F. This chamber has baffles that direct an angular cont... | 02/07/1995 |
| 5385131 | Emission control assembly An emission control assembly comprised of a tubular member defining a chamber in which is positioned an elongated element having elliptically-shaped depressions wherein the assembly is disposed in a fuel line upstream of the internal combustion engine.... | 01/31/1995 |
| 5385133 | Fuel injection system for internal combustion engine A fuel injection system for a multi-cylinder internal combustion engine is provided. This fuel injection system includes a plurality of fuel injection valves each arranged to inject fuel into an intake port of each cylinder of the engine, an air passage c... | 01/31/1995 |
| 5385132 | Engine fluid system A fluid system of an internal combustion engine has controls and a separate radiator for maintaining the temperature of incoming engine combustion air at optimum conditions.... | 01/31/1995 |
| 5383427 | Two-cycle, air-cooled uniflow gasoline engine for powering a portable tool A flexible line trimmer is powered by a two-stroke internal combustion engine. The engine is scavenged in a uniflow fashion and has a scavenging cylinder and an exhaust cylinder connected by a common combustion chamber. Each cylinder has a piston turning ... | 01/24/1995 |
