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| Number | Title | Issue Date |
| 7930999 | Cooling water passage structure of internal combustion engines A cooling water passage structure of internal combustion engines is provided which can contribute to a scale-down of the external form of the engine and also can prevent deformation of the cylinder bores. The cooling water passage structure comprises a water jacket ... | 04/26/2011 |
| 7325518 | Vehicle parallel cooling system A cooling system is provided for a vehicle having an engine. The cooling system includes a pair of heat exchangers, such as an oil cooler and a charge air cooler, laterally spaced apart from each other and located in front of a front end of the engine. A pair of blo... | 02/05/2008 |
| 7182057 | Engine cylinder head having an improved intake port configuration, and engine incorporating same A cylinder head of an internal combustion engine is provided with an improved intake port configuration, that improves the efficiency of air intake into a combustion chamber. The engine includes an intake valve which covers an opening of a combustion chamber and whi... | 02/27/2007 |
| 7000584 | Thermally insulated cylinder liner An engine is provided with a plurality of cylinders and cylinder liners that are shaped to define a plurality of spaces between the liners and the engine block. These spaces provided an insulative barrier that at least partially restricts the flow of heat from the l... | 02/21/2006 |
| 6223702 | Internal combustion engine In an internal combustion engine comprising an engine block consisting of a crankcase, at least one cylinder sleeve extending from the crankcase and a coolant jacket disposed around the cylinder sleeve or sleeves and a cylinder head mounted on the engine ... | 05/01/2001 |
| 4781157 | Multipart ceramic cylinder head A multipart ceramic cylinder head construction, comprises: a ceramic plate having (i) opposed faces, (ii) a central zone through which extends a transverse central axis, (iii) a peripheral zone about the central zone, the plate further having three or mor... | 11/01/1988 |
| 4537161 | Inserts for pistons of diesel engines of aluminum-silicon alloys having an improved thermal resistance and machinability This invention relates to inserts for pistons of diesel engines of aluminum-silicon alloys obtained by powder metallurgy. These inserts are characterized in that they contain elements such as iron and zirconium. They find their application in the manufacture o... | 08/27/1985 |
| 4508066 | Ceramic head for internal combustion engine A head assembly is disclosed for an internal combustion engine. The assembly is comprised of a cast ceramic body with a coefficient of thermal expansion less than 1.0×10-6 in/in/°F. (lithium aluminum silicate) fitting over the cylinder block ... | 04/02/1985 |
| 4292083 | High temperature, low expansion, corrosion resistant ceramic and gas turbine The present invention relates to ZrO2 -MgO-Al2 O3 -SiO2 ceramic materials having improved thermal stability and corrosion resistant properties. The utilization of these ceramic materials as heat exchangers for g... | 09/29/1981 |
| 4158531 | Rotary engine with an oscillation damping layer A Wankel type rotary engine comprising a rotor housing composed of an inner wall portion defining a trochoidal inner peripheral surface, an outer wall portion, enclosing said inner wall portion and stay portions interconnecting the inner and outer wall po... | 06/19/1979 |
| 4129101 | Internal combustion engine An internal combustion engine comprising an engine frame having a drive shaft rotatably mounted therein and extending outwardly therefrom. A pair of cylinder sleeves are mounted on the engine frame and have their inner ends positioned within the interior ... | 12/12/1978 |
| 4127096 | Internal combustion engine An internal combustion engine comprising an engine frame having a drive shaft rotatably mounted therein and extending outwardly therefrom. A pair of cylinder sleeves are mounted on the engine frame and have their inner ends positioned within the interior ... | 11/28/1978 |
| 4097207 | Casing for liquid-cooled rotary piston engines Casing for liquid-cooled rotary piston engines having a rotor housing made of aluminum based alloy and side housings made of cast iron. The rotor and side housings are formed with cooling liquid passages which are connected together at the junction betwee... | 06/27/1978 |
