About 29 results
https://drivepatents.com/patents/943564 · 4 May 2016
The invention relates to a gas supply system (1) for a reciprocating piston internal combustion engine, in particular a longitudinally scavenged two-stroke large diesel engine, wherein the gas supply system (1) comprises a gas inlet valve (2) with a gas in...
https://drivepatents.com/patents/969436 · 1 Oct 2014
The objective of the present invention is to improve the heat conductance of the center electrode of the spark plug in which its center electrode protrudes to the combustion chamber from the defining surface of the chamber. The ignition plug of the present...
https://drivepatents.com/patents/980269 · 1 Jan 2014
An in-cylinder pressure detecting device of a direct injection type internal combustion engine is provided in which a ring-shaped pressure detection element (34) surrounding a fuel injection hole (33b) is provided in the vicinity of an extremity of an inje...
https://drivepatents.com/patents/995665 · 28 Nov 2012
A four-stroke engine (1, 201, 301) includes a cylinder head (3) in which a combustion chamber (12), an intake port (13, 413, 513) that communicates with the combustion chamber (12), and a housing hole (20, 320) that passes through the combustion chamber (1...
https://drivepatents.com/patents/995594 · 28 Nov 2012
A four-stroke engine (2, 202) includes a cylinder head (18, 218), a cylinder body (17) connected to the cylinder head (18, 218) and a fuel injection valve (34). The cylinder head (18, 218) defines a combustion chamber (20), an intake port (21, 221) that co...
https://drivepatents.com/patents/1009351 · 21 Sep 2011
When a direct injection type internal combustion engine is in an operating state, a fuel is split and jetted into a cylinder of the internal combustion engine and split injections are performed in a manner to make a ratio of a piston travel and an injectio...
https://drivepatents.com/patents/1013455 · 27 Apr 2011
Provided is a spark-ignition internal combustion engine capable of ensuring engine output power while setting a geometric compression ratio of an engine body to a high value. In the spark-ignition internal combustion engine, each of a clearance between a t...
https://drivepatents.com/patents/1067237 · 24 May 2006
The present invention relates to a direct injection engine (2) and a controller for the engine (2), which can realize super-retard combustion under high backpressure and can minimize an emission amount of HC at the startup. A cavity (30) is formed in a pis...
https://drivepatents.com/patents/1068109 · 26 Apr 2006
The invention relates to an internal combustion engine which injects fuel directly into a cylinder 104 and ignites air-fuel mixture formed in the cylinder, wherein each fuel injection of said internal combustion engine comprises a lead spray 105 which move...
https://drivepatents.com/patents/1070400 · 1 Feb 2006
When, with a piston assuming the top dead center (TDC) on the compression stroke, a fuel is injected from a nozzle of a fuel injection valve, the injected fuel from the nozzle is guided to reach electrodes of a spark plug by a concave surface defined by a ...