About 212 results
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https://drivepatents.com/patents/1071093 · 4 Jan 2006
A fuel injector (1) for an internal-combustion engine comprises an injector body (2) and an injection-control valve (12), which in turn comprises: an open/close element (18); an elastic thrust element (20) for pushing the open/close element (18); and a sol...
https://drivepatents.com/patents/1071113 · 4 Jan 2006
Described herein is a fuel-injection system (1, 1', 1'') for an internal-combustion engine (2), of the type provided with compressor means (4) for making available the fuel at a high pressure to an storage volume (7), and a plurality of injectors (8, 8") f...
https://drivepatents.com/patents/1071092 · 4 Jan 2006
The injection system (1) includes a storage volume (6) of pressurized fuel supplied by a high-pressure pump (7) along a delivery pipe (8); and a control unit (16) for defining the required fuel pressure of the storage volume (6) as a function of the operat...
https://drivepatents.com/patents/1071110 · 4 Jan 2006
An internal combustion engine fuel injector (1) has a rod (10) movable along an axis (3) to open/close a nozzle, and a servovalve (7) having a control chamber (23) with a discharge passage (26, 48) which is opened/closed by a shutter (17) movable axially u...
https://drivepatents.com/patents/1071099 · 4 Jan 2006
Described herein is a fuel-injection system (1,1',1",1"') for an internal-combustion engine (2), of the type provided with: a tank (3) for collection of the fuel; compressor means (4) for drawing in said fuel from said tank (3) and making it available at h...
https://drivepatents.com/patents/1071118 · 4 Jan 2006
The high-pressure pump (7) comprises a number of pumping elements (18) actuated in reciprocating motion through corresponding suction and delivery strokes. Each pumping element (18) is provided with a corresponding intake valve (25), in communication with ...
https://drivepatents.com/patents/1071112 · 4 Jan 2006
Described herein is a fuel-injection system (1, 1', 1'', 1''') for an internal-combustion engine (2), of the type provided with compressor means (4) for making available the fuel at a high pressure to an storage volume (7), and a plurality of injectors (8,...
https://drivepatents.com/patents/1071616 · 21 Dec 2005
A method and a device for controlling the exhaust gas recirculation in an internal-combustion engine (1) are described herein. The engine (1) is provided with an air-intake system (2), a gas-exhaust system (4), and an exhaust-gas-recirculation system (5). ...
https://drivepatents.com/patents/1071618 · 21 Dec 2005
Described herein is a closed-loop electronic control system (1) for controlling combustion in a diesel engine operating with highly premixed combustion (PCCI), in which an injection system (14) is designed to obtain at least two injections of fuel per engi...
https://drivepatents.com/patents/1071970 · 7 Dec 2005
There is described a recirculating assembly (4) for a fuel cell system (1) having an electrochemical conversion unit (2) which receives a combustible fluid at the inlet, and supplies electric energy, surplus combustible fluid, and a waste fluid at the outl...