About 16 results
https://drivepatents.com/patents/1388232 · 18 Mar 2026
An engine is provided with: an engine body; an intake line connected to a combustion chamber of the engine body; a first fuel line configured to supply a first fuel to the intake line; a second fuel line configured to supply a second fuel having a lower ex...
https://drivepatents.com/patents/1394686 · 21 Jan 2026
A hydrogen supplying device (30) includes a liquid hydrogen pump (32), an evaporator (37), a pressure chamber (45) configured to be filled with hydrogen gas flowing therein from the evaporator (37) and to supply the filled hydrogen gas to a hydrogen engine...
https://drivepatents.com/patents/1387222 · 5 Nov 2025
A fuel system for a vehicle having a fuel tank (12) for storing hydrogen fuel and an internal combustion engine (11). The internal combustion engine (11) has a fuel delivery system for injecting the hydrogen fuel into at least one combustion cylinder, comp...
https://drivepatents.com/patents/942626 · 25 May 2016
Method for starting an internal combustion engine (1) operated with a fuel-air mixture, in particular a stationary gas engine, wherein a fuel volume flow (Q B ) is supplied to the internal combustion engine (1) as part of the fuel-air mixture, which is det...
https://drivepatents.com/patents/944463 · 20 Apr 2016
A gas engine is provided to control an air-fuel ratio in response to changes in composition of fuel gas. A gas engine 1 includes: an A/F valve 22; a solenoid valve 21; and a control unit 10 configured to perform perturbation using the solenoid valve 21 and...
https://drivepatents.com/patents/948236 · 2 Dec 2015
A fuel supply and combustion chamber system (310) for use within a power tool, comprising a gaseous fuel supply (312) containing a supply of gaseous fuel; portioning valve means (320), fluidically connected to said gaseous fuel supply, for dispensing a pre...
https://drivepatents.com/patents/976718 · 2 Apr 2014
In an apparatus for a cogeneration system having a gas engine, a generator and a motor-driven jet having a stepper motor that moves a needle between a fully-opened position P1 and a fully-closed position P2 such that gas is regulated and mixed with air, th...
https://drivepatents.com/patents/978212 · 19 Feb 2014
The method involves acquiring specific cylinder signal from each cylinder (2). The combustion parameter of the corresponding cylinder is controlled as a function of the cylinder signal. The cylinder-specific reference cylinder value is set for the cylinder...
https://drivepatents.com/patents/981841 · 20 Nov 2013
In a gas engine system, a control unit (6) comprises: a first determination section (102) for determining, as a first determination, whether or not the gas pressure is a low pressure of less than a predetermined pressure on the basis of the pressure inform...
https://drivepatents.com/patents/999745 · 1 Aug 2012
A control section (22) starts cranking of an engine (12) with a first opening degree upon detection of a first operation signal, and, if the engine has reached a predetermined number of rotations through a predetermined number of times of the cranking with...