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| Number | Title | Issue Date |
| 7093769 | Dynamic flow rate adjusting method for injector In a dynamic flow rate adjusting method, a press-fitting degree of an adjusting pipe is adjusted to regulate a load applied to a needle by a spring in a direction for closing an injection hole. Thus, a dynamic injection quantity of an injector is adjusted. An inject... | 08/22/2006 |
| 7089789 | System for calibrating an integrated injection nozzle and injection pump A fuel injection system (18) is calibrated as an assembled system. The fuel injection system (18) includes a unit pump (10) a cam follower (24), a joined fuel injection line (14) and injection nozzle (16). The fuel injection... | 08/15/2006 |
| 6959878 | Compact fuel injection nozzle A compact fuel injection nozzle includes a unitary nozzle body, a nozzle cap, a valve member and a spring sub assembly. The spring sub assembly provides a biasing force against a valve member that includes an integral lift stop. The biasing force holds the nose of t... | 11/01/2005 |
| 6938880 | Injection valve comprising an optimized surface geometry between a nozzle body and a retaining nut The injection valve has a housing, a nozzle body and a clamping nut connected to the housing that contacts the nozzle body with first contact surface (9) acting on a second contact surface (10), whereby the clamping nut clamps the nozzle body against t... | 09/06/2005 |
| 6915960 | Fuel-injection and a method for setting the same A fuel injector for fuel-injection systems of internal combustion engines, e.g., for the direct injection of fuel into the combustion chamber of an internal combustion engine, includes an actuator, a valve needle which is in operative connection to the actuator and ... | 07/12/2005 |
| 6799748 | Injection valve comprising an optimized surface geometry between a nozzle body and a retaining nut The injection valve has a housing, a nozzle body and a clamping nut connected to the housing that contacts the nozzle body with first contact surface (9) acting on a second contact surface (10), whereby the clamping nut clamps the nozzle body against t... | 10/05/2004 |
| 6663026 | Combined filter and adjuster for a fuel injector A fuel injector for controlling fuel flow to an internal combustion engine and a method of setting dynamic calibration for the fuel injector. The fuel injector has a body, a seat, an armature assembly, a resilient member, and a member. The member extends ... | 12/16/2003 |
| 6648247 | Combined filter and adjuster for a fuel injector A fuel injector and a method of setting dynamic calibration for the fuel injector. The fuel injector has a body, a seat, an armature assembly, a resilient member, and a member. The resilient member biases the armature assembly toward the second position. ... | 11/18/2003 |
| 6568608 | Water sprinkler head with integral off-on water flow control valve and adaptive fittings therefor A sprinkler head assembly comprised of a base located at the upper end of a riser tube and which base carries a screen allowing for distribution of water. In accordance with the present invention, a control valve is located directly at the sprinkler head ... | 05/27/2003 |
| 6409094 | Structure of fuel injector adjustable in fuel jet characteristic A fuel injector is provided which has an improved structure capable of adjusting fuel jet characteristics such as the quantity of fuel to be injected to an engine and a fuel injection time lag after the fuel injector is assembled. The fuel injector includ... | 06/25/2002 |
| 6260776 | Universal gaseous fuel injector cartridge A high pressure gaseous fuel injector for injecting natural gas or other gaseous fuels at high pressures (eg. 300 to 700 psig more or less) into combustion engines for improved efficiency, better performance and reduced environmental emissions. The fuel i... | 07/17/2001 |
| 6056155 | Liquid dispensing device A liquid dispensing device including a body generally having an air passage and a liquid passage. A valve seat element is connected to the body and a needle is mounted for movement within the body with respect to the valve seat element. First and second c... | 05/02/2000 |
| 5938124 | Positive-displacement-metering, electro-hydraulic fuel injection system An axi-symmetric injection nozzle has an inner body with a tapered bore, an adjustment screw, and an outer tube. A seat lip is machined on the outside perimeter of the outer extremity of the inner body. A head lip is machined on the outer perimeter of the... | 08/17/1999 |
| 5662275 | Fuel injection nozzle A fuel injection nozzle of the outwardly opening type has a valve member movable outwardly by the fuel pressure within a bore in a nozzle body. The member is biased to the closed position by an elastic member in the form of a rod. At its end remote from t... | 09/02/1997 |
| 5024385 | Internal combustion engine fuel supply system A fuel supply apparatus comprising a housing having therein a passageway including a valve seat adapted to communicate with a combustion chamber, and a bore adapted to communicate with a source of fuel under pressure, a valve member including a valve surf... | 06/18/1991 |
| 4962889 | Airblast fuel injection with adjustable valve cracking pressure An airblast fuel injector tip is provided for reducing fuel vaporization problems as a result of high fuel temperatures without adversely affecting the airblast operational characterisitics of the injector tip. The injector tip includes a fuel receiving c... | 10/16/1990 |
| 4943004 | Actuator for a fuel injector An actuator for a fuel injector, including a hollow cylindrical spring member, one end of the hollow cylindrical spring member being supported by the actuator housing, the other end of the hollow cylindrical spring member forming a piston slidably inserte... | 07/24/1990 |
| 4938417 | Airblast fuel injector with tubular metering valve An airblast fuel injector tip is provided for reducing fuel vaporization problems as a result of high fuel temperatures without adversely affecting the airblast operational characteristics of the injector tip. The injector tip includes a fuel receiving ch... | 07/03/1990 |
| 4917306 | Fuel injection nozzle A fuel injection nozzle comprises a valve member which is biased into contact with a seating by a spring supported on a spring abutment having an integral extension which projects through an aperture in the end face of a holder which carries a nozzle body... | 04/17/1990 |
| 4848668 | Fuel injection nozzles An inwardly opening fuel injection nozzle includes a first spring which is coupled by means of a push rod to the valve member of the nozzle. The nozzle includes a second spring positioned between the first spring and the valve member and acting upon a sli... | 07/18/1989 |
| 4830285 | Fuel injection nozzle A fuel injection nozzle for use with a fuel injection pump comprises a tubular body and a valve needle slidably arranged within the body. First and second nozzle springs are arranged respectively within first and second spring chambers formed in the body.... | 05/16/1989 |
| 4798329 | Combined fuel injector and pressure regulator assembly A duty-cycle type electromagnetic injector assembly has a valve and cooperating valve seat with the valve being positioned away from or against the valve seat depending upon whether an associated electrical coil is energized; a housing generally contains ... | 01/17/1989 |
| 4646975 | Electromagnetically actuatable fuel-injection valve An electromagnetically actuatable fuel-injection valve for injection systems of internal combustion engines having a valve housing, a soft-iron core which is arranged within the valve housing and bears a stationary magnet windind and an armature which is ... | 03/03/1987 |
| 4576338 | Fuel injector with hoop nozzle spray tip The spray tip of a diesel fuel injector, downstream of a conventional pressure actuated injector needle valve, includes a plug holder used to support and retain a hollow inner plug valve element, containing a number of radial through orifices communicatin... | 03/18/1986 |
| 4537359 | Fuel injection nozzles A fuel injection nozzle of the inwardly opening type includes first and second coiled compression springs operable to load the valve member to the closed position. The first spring is initially opposed by the second spring and finally assisted by the seco... | 08/27/1985 |
| 4480792 | Fuel injector with gear-driven calibration of needle A fuel injector for an internal combustion engine comprising a body traversed by an injection conduit and provided with a lateral fuel inlet located in the lower half of the body, the body containing an injector needle continued by a push-member provided ... | 11/06/1984 |
| 4378335 | Device for producing a solid-forming or foaming flowable reaction mixture The invention relates to a method and a device for producing a solid-forming or foam-forming flowable reaction mixture by metered injection of flowable reaction components into a mixing zone from which the finished reaction mixture is discharged.... | 03/29/1983 |
| 4248268 | Fluid control system A fluid pulse smoother is described which receives pulses of fluid to provide a continuous drive for a workpiece. The pulse smoother receives a sequence of periodic fluid pulses, as from a pulse generator, and integrates or spreads each received fluid pul... | 02/03/1981 |
| 4213564 | Fuel injector A plunger valve nozzle for mounting vertically in an engine cylinder head between two closely spaced vertical poppet valves in said head, said nozzle having a small diameter body at its lower end, said body having a bore extending vertically therethrough,... | 07/22/1980 |
| 4092001 | Fuel injection nozzle for internal combustion engines A fuel injection nozzle for internal combustion engines which includes a blind bore disposed transversely to the axis of the nozzle, in which bore is provided an adjustment mechanism for exteriorly varying the pre-loaded tension of a closing spring acting... | 05/30/1978 |
| 3981286 | Method and apparatus for forming and burning a fuel-air-mixture in an air-compressing piston internal combustion engine A method for forming and burning a fuel-air-mixture in an air compressing piston type internal type combustion engine. At least a portion of the air compressed in the combustion space of the working cylinder is tapped off. The tapped off portion is passed... | 09/21/1976 |
