| Patent Number |
Title Of Patent |
Date Issued |
| 7603986 |
Fuel adjustment and filtering device for a high-pressure pump |
October 20, 2009 |
| A fuel adjustment and filtering device for a high-pressure pump of a fuel injection system, the device comprising at least one filter, comprising a removable filter cartridge, comprising a filtering body, housed within a filter casing; a shut-off solenoid valve for metering fuel; and, a |
| 7552909 |
Fuel injector with adjustable-metering servo valve for an internal-combustion engine |
June 30, 2009 |
| An injector with an adjustable-metering servo valve is provided. The injector has a shutter actuated by an armature of an electromagnet. The armature is mobile for an opening stroke defined by a surface of the core of the electromagnet, which is fixed in the casing by a ring nut and a |
| 7513445 |
Metering solenoid valve for a fuel injector |
April 7, 2009 |
| The metering servo valve comprises a valve body, an open/close element, and an electromagnet, and is housed in a shell of the injector. The electromagnet actuates a mobile armature for a travel defined by an arrest element, carried by the electromagnet, which is housed in a casing, f |
| 7461636 |
Device for connection between a rail for fuel under pressure and at least one injector, for an i |
December 9, 2008 |
| The device includes a connection tube in communication with a hole of a rail for fuel under pressure, the tube being provided with an end swelling. The device has a first threaded element fixed to the rail in a position corresponding to the hole and a second threaded element designed |
| 7444988 |
Accumulation-volume fuel injection system for an internal-combustion engine |
November 4, 2008 |
| The injection system (1) comprises a pump (7) designed to send fuel at high pressure to an accumulation volume, for example formed by a common rail (6), for supplying a plurality of injectors (5). The pump (7) comprises at least one pumping element (18) actuated with reciprocating mo |
| 7395812 |
Fuel-injection system for an internal-combustion engine |
July 8, 2008 |
| The injection system comprises a high-pressure pump (7) with variable flowrate, having a number of pumping elements (18) actuated with reciprocating motion and provided each with a corresponding intake valve (22). An accumulation volume (28) is supplied with fuel at low pressure from |
| 7380541 |
Fuel-injection system for an internal-combustion engine |
June 3, 2008 |
| The injection system comprises a high-pressure pump with variable flowrate, having at least one pumping element provided with an intake valve in communication with an intake pipe and a delivery valve in communication with a delivery pipe. A pressure regulator is set on the intake pip |
| 7305969 |
Connection system for a tubular rail for high-pressure fluid and a system for reducing the size |
December 11, 2007 |
| In order to reduce the size of a tubular rail for a high-pressure fluid, the rail is obtained from a hollow body with an external diameter and an internal diameter, and has two terminal portions, each provided with an external milling to favour gripping thereof. The millings have an |
| 7263979 |
High-pressure pump with a device for regulating the flow rate for a fuel-injection system |
September 4, 2007 |
| 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 an intake pipe (10) supplied |
| 7228844 |
Internal combustion engine storage-volume fuel injection system |
June 12, 2007 |
| The injection system has a pump for supplying high-pressure fuel to a storage volume for supplying a number of injectors. The pump has at least one reciprocating pumping element performing a compression stroke synchronously with each fuel injection. The injection system has at least |
| 7182067 |
Storage-volume fuel injection system for an internal combustion engine |
February 27, 2007 |
| The injection system (1) includes a pump (7) for supplying high-pressure fuel to a storage volume, defined for example by a common rail (6), for supplying a number of injectors (5). The pump (7) has at least one reciprocating pumping member (18) with a sinusoidal compression stroke ( |
