| Patent Number |
Title Of Patent |
Date Issued |
| 6490293 |
Serial data communication bus system |
December 3, 2002 |
| A deterministic bus control (as shown in FIG. 2) comprises a conventional CAN integrated circuit bus controller, a transmit request buffer for storing transmit requests and a deterministic scheduler which detects the status of the bus and controls the release of stored transmit requests |
| 6412706 |
Fuel injector |
July 2, 2002 |
| A fuel injector comprising a valve needle, engagable with the seating to control fuel flow through a fuel outlet, the valve needle having a thrust surface oriented such that the application of fuel under pressure thereto applies a force to the valve needle urging the valve needle away fr |
| 6290269 |
Vehicle door locking system |
September 18, 2001 |
| A vehicle door locking system including a latch mechanism (11) having an operative condition and a release condition, external and internal manually operable controls (14, 16) for releasing the latch mechanism, and controllable coupling means (15, 17) for determining whether or not the |
| 6267306 |
Fuel injector including valve needle, injection control valve, and drain valve |
July 31, 2001 |
| A fuel injector comprising a valve needle which is slidable within a bore, a surface associated with the valve needle defining, in part, a control chamber which communicates, through a restriction, with a supply passage. The fuel injector also includes an injection control valve controll |
| 6260775 |
Fuel injector including outer valve needle and inner valve needle slidable within a passage prov |
July 17, 2001 |
| A fuel injector includes a first needle, and a second needle slidable within a passage formed in the first needle. The needles are engageable with respective seatings to control fuel delivery through respective groups of outlet openings. A load transmitter is provided whereby movement |
| 6260768 |
Pump injector including valve needle and spill valve |
July 17, 2001 |
| A pump injector comprising a pumping chamber, a valve needle controlling communication between the pumping chamber and one or more outlet openings, and a spill valve controlling communication between the pumping chamber and a low pressure fuel reservoir, in use. The pump injector also |
| 6260538 |
Fuel system |
July 17, 2001 |
| A fuel system comprising a fuel pump having a pump outlet which communicates with a fuel volume, the volume communicating with the inlets of a plurality of fuel injectors. The fuel flow paths between the pump outlet and the inlet of each injector form substantially equal restrictions |
| 6220528 |
Fuel injector including an outer valve needle, and inner valve needle slidable within a bore for |
April 24, 2001 |
| A fuel injector comprises an outer valve needle, an inner valve needle slidable within a bore formed in the outer valve needle, an inner end of the inner valve needle being located within the bore, the inner end of the inner valve needle being provided with a recess whereby the applicati |
| 6216964 |
Fuel injector |
April 17, 2001 |
| A fuel injector comprising a valve needle slidable within a bore formed in a nozzle body, the valve needle including an axially extending fuel supply passage which communicates with at least one outlet opening provided in the valve needle, the end of the supply passage adjacent the at le |
| 6205766 |
Fluid flow valve and fluid flow system |
March 27, 2001 |
| A fluid flow system for supplying fuel to an engine, the system including a fluid flow valve having a valve element movable alternatively to a first operative position in which a relatively low fluid flow rate is permitted through the valve, for achieving a normal gradual shut-off of fue |
| 6200173 |
Terminal clamp for a battery terminal post |
March 13, 2001 |
| A terminal clamp for a battery terminal post including first and second relatively movable jaws defining between them a passage for receiving a battery terminal post, and a screw-operated clamping arrangement for closing the first and second jaws about the terminal post, in use, to grip |
| 6196472 |
Fuel Injector |
March 6, 2001 |
| A fuel injector comprises a valve needle slidable within a bore and engageable with a seating to control the supply of fuel to an outlet opening, an end surface of the valve needle being exposed to the fuel pressure within a control chamber defined, in part, by a piston member moveab |
| 6112718 |
Pressure regulator |
September 5, 2000 |
| A pressure regulator for use with a low pressure fuel pump comprises a pressure relief valve connected between the inlet and outlet of the pump to permit fuel flow from the outlet to the inlet upon the pressure difference therebetween exceeding a predetermined level, and an accumulat |
| 6107709 |
Rotary electric machine |
August 22, 2000 |
| A variable speed rotary electric machine comprises a stator having windings and a rotor having windings mounted within the stator for rotation about an axis; a cooling fluid inlet into a first end region of the rotor; at least one first fluid duct having an inlet orifice in the first end |
| 6053425 |
Injector |
April 25, 2000 |
| An injector includes a nozzle body having a bore and defining a seating, and a fuel flow path along which fuel flows, in use, towards the seating. A needle is slidable through a range of movement within the bore, and engagable with the seating to control fuel flow to an outlet aperture. |
| 6041759 |
Advance arrangement |
March 28, 2000 |
| An advance arrangement comprises an advance piston slidable within a bore, the advance piston cooperating, in use, with a cam arrangement of a fuel pump to adjust the timing of fuel delivery by the pump, a servo-piston slidable in a bore provided in the advance piston, a light load pisto |
| 6024297 |
Fuel injector |
February 15, 2000 |
| A fuel injector is described which comprises an outer valve needle biased into engagement with a seating to control the supply of fuel to one or more outlet apertures, an inner valve member slidable within a bore formed in the outer valve needle and engageable with a seating to control t |
| 6019088 |
Mounting arrangement |
February 1, 2000 |
| A mounting arrangement for mounting a component, for example a fuel injector, in a desired position comprises a sleeve which surrounds part of the component and includes a screw-threaded end region. At a point spaced from the first end, the sleeve defines a groove arranged to receive a |
| 6016089 |
Printed circuit with resilient contacts providing a ground path for common-mode filtration capac |
January 18, 2000 |
| A printed circuit device comprising a printed circuit board carrying capacitors connected in use as common mode filters, a casing component supporting the printed circuit board and electrically grounded in use, and, a plurality of electrically conductive resilient contact elements re |
| 6012430 |
Fuel injector |
January 11, 2000 |
| A fuel injector comprises a valve needle biased into engagement with a seating by a spring, a fuel supply line arranged to permit fuel under pressure to be supplied towards the seating, a control chamber communicating through a restricted flow passage with the supply line, and a cont |
| 5977744 |
Vehicle battery controller |
November 2, 1999 |
| The vehicle battery controller includes a controller for interconnecting an auxiliary battery to a main battery for engine starting or charging. If the auxiliary battery voltage is lower than a first threshold before engine starting its subsequent use is inhibited. If the main battery |
| 5928513 |
Spin-on filter |
July 27, 1999 |
| A filter comprises a housing, a support member located within the housing and an adapter member securing the support member to the housing. The support member is provided with a coupling component in the form of a screw-threaded opening for cooperation with a screw-threaded projection of |
| 5915623 |
Injector arrangement |
June 29, 1999 |
| An injector arrangement is disclosed which comprises a valve needle urged into engagement with a seating under the action of the pressure of fuel within a control chamber. A needle control valve controls communication between a source of fuel at high pressure and the control chamber, and |
| 5865373 |
Fuel Pump/injector |
February 2, 1999 |
| A pump/injector arrangement comprises a pump including a pump chamber arranged to communicate through a fuel line with an injector. A valve is provided within the injector to control whether or not fuel is able to flow from the fuel line to a control chamber. The control chamber comm |
| 5813654 |
Electrically operated trigger valve for fuel injection pump |
September 29, 1998 |
| An electrically operated trigger valve for a fuel injection pump includes a valve member secured to an armature to form an armature and valve member assembly. The valve member is slidably mounted in a bore and controls communication between the fuel inlet and a fuel outlet. In use, the v |
| 5798624 |
Motor circuit |
August 25, 1998 |
| A motor control circuit for a d.c. commutator-type motor includes a semi-conductor driver circuit with a current sensor which provides an output voltage signal representing the instantaneous current in the motor. A detector circuit analyses the output signal of the sensor to provide |
| 5698825 |
Electrical switch |
December 16, 1997 |
| An electrical switch is described which comprises a housing, an operating member mounted on the housing for movement from a rest position in at least three directions relative to the housing, and at least three sets of electrical contacts, a respective set of contacts being operable by |
| 5642714 |
Fuel system |
July 1, 1997 |
| A fuel system for use in supplying fuel to an injection nozzle is disclosed. The system comprises a fuel pump arranged to charge first and second accumulators, and control valve means operable to select which of the first and second accumulators is used to supply fuel to the nozzle. |
| 5639229 |
Fuel injection pump having a two piston spill valve arrangement |
June 17, 1997 |
| A fuel pumping apparatus comprises a pumping plunger reciprocable in a bore to supply fuel to the cylinders of an associated engine. A spill valve arrangement is provided to control fuel delivery, the spill valve arrangement including a valve member coupled to a first piston which is |
| 5546906 |
Fuel injection pump |
August 20, 1996 |
| A fuel injection pump of the kind including a pumping plunger movable inwardly in a bore to displace fuel to an outlet. A spill valve member coupled to a piston slidable in a cylinder is moved to the open position to spill fuel from the bore when a control valve is opened to supply a |
| 5522364 |
Fuel systems |
June 4, 1996 |
| A pump/injector includes a high pressure pump which delivers fuel to an inwardly opening fuel injection nozzle. Also provided is a spill valve which is connected to the pumping chamber of the pump and through which the pumping chamber is filled with fuel from a source by way of a first |
| 5512024 |
Apparatus for damping shunt |
April 30, 1996 |
| Shunt results from drive line resonance of a vehicle's transmission superimposing cyclic oscillations onto the speed of the vehicle's engine. A feedback loop comprising at least one of a band pass filter having a high frequency cut-off characteristic greater than first order, a feedback |
| 5441293 |
Draw-bar couplings for vehicles |
August 15, 1995 |
| A draw-bar coupling for a vehicle combination incorporates a sensor assembly for sensing the loads acting on the coupling in more than one plane, specifically two or three planes at right angles to each other. |
| 5411119 |
Internal shoe-drum brake adjuster cam with leverage projections for brake disengagement |
May 2, 1995 |
| An internal shoe-drum type brake has a pair of shoes separable by an actuator into braking engagement with a brake drum. An automatic adjuster includes a two-part strut extending between the shoes, the first strut part being pivotally mounted on the second strut part and cooperating with |
| 5203303 |
Fuel pumping apparatus |
April 20, 1993 |
| A rotary distributor fuel pumping apparatus includes a cam actuated pumping plunger which delivers fuel to a plurality of outlets in turn during successive inward movements. A spill valve is provided which can be opened when fluid pressure is applied to a piston to spill fuel from the bo |
| 5197441 |
Fuel injection pumping apparatus |
March 30, 1993 |
| A fuel pumping apparatus for supplying fuel to an internal combustion engine has an injection pump supplied with fuel by a low pressure feed pump through an adjustable throttle. A fluid pressure operable piston is movable against the action of a spring to control the timing of delivery |
| 5195912 |
Electrical connectors |
March 23, 1993 |
| An electrical connector for forming an electrical connection to a pair of electrical terminals comprises first and second electrical connection members each having an eyelet formed with an arcuate, terminal-receiving slot. The connection members are held in fixed relative positions by |
| 5180290 |
Fuel injection pumping apparatus |
January 19, 1993 |
| A fuel injection pumping apparatus for supplying fuel to a compression ignition engine has a low pressure pump which supplies fuel to a high pressure pump by way of a throttle. The high pressure pump has a piston for varying the timing of delivery of fuel. A first fixed orifice connects |
| 5178524 |
Fuel injection pump |
January 12, 1993 |
| A rotary distributor type fuel pumping apparatus for supplying fuel to an internal combustion engine has a radially disposed plunger located in a radial bore in the distributor member. The plunger is moved inwardly by a cam follower including a shoe engaging the plunger and a roller whic |
| 5110054 |
Fuel injector |
May 5, 1992 |
| A fuel injector for supplying fuel to an engine has an elongated body in which is defined a bore at one end of which is formed a seating. Located with clearance within the bore is a fuel pressure actuated elongated valve member which at one end is shaped for co-operation with the seating |
| 5101798 |
Fuel pumping apparatus |
April 7, 1992 |
| A distributor type fuel pumping apparatus includes pumping plungers and auxiliary plungers both operated by cams as the distributor member is rotated. The pumping plungers are housed in a bore from which fuel is delivered to outlets in turn. In order to control the start and function |
| 5063287 |
Processing circuit for optical combustion monitor |
November 5, 1991 |
| A processing circuit is provided for use in an optical combustion monitor for an internal combustion engine. The circuit includes a variable gain amplifier for amplifying a signal from one or more opto-electric transducers sensitive to combustion light in the engine cylinders. A gain |
| 5044899 |
Fuel pumping apparatus |
September 3, 1991 |
| A fuel pumping apparatus of the rotary distributor type is provided with a spill control muff on the distributor member and which controls flow of fuel from a bore containing the pumping plungers to a chamber. Slidable in the chamber is a spring loaded piston formed with a valve element |
| 5035587 |
Fuel pumping apparatus |
July 30, 1991 |
| A fuel pumping apparatus has a pumping plunger operable by a cam to deliver fuel to an outlet. A spill valve is provided which when open permits fuel to spill from the bore in which the pumping plunger is located. An actuating piston is located in a first cylinder and is coupled to the |
| 5008561 |
Device depowering apparatus |
April 16, 1991 |
| A depowering apparatus for controlling selection and deselection of devices, such as a pair of torque motors, comprises two channels. Each channel has a normally open switch in series with a normally closed switch connecting a power supply line to the torque motor. A control circuit in |
| 4995232 |
Running control for a gas turbine engine |
February 26, 1991 |
| A running control for a gas turbine engine includes a fuel control responsive to an input signal which corresponds to a desired rate of change of engine speed. A speed governor circuit generates a first output signal corresponding to a difference between demanded and actual speeds. L |
| 4986394 |
Brake actuator |
January 22, 1991 |
| A brake actuator has a body containing a pair of brake-applying members which may be actuated hydraulically to separate the friction elements of a brake into engagement with a rotatable braking surface. The members are interconnected by a mechanism in the form of a shaft of which respect |
| 4970863 |
Master cylinder reservoir |
November 20, 1990 |
| A master cylinder reservoir is provided with flexible arms adapted to snap-engage with a retaining formation on a pressure cylinder, the arms lying generally parallel to a spigot of the reservoir received within a socket of the cylinder. A seal is provided between opposed surfaces of the |
| 4941713 |
Hydraulic anti-lock braking systems for vehicles |
July 17, 1990 |
| Fluid is adapted to be released from a brake to an expansion chamber from which a pump is adapted to withdraw fluid to achieve automatic re-application to the brake. The system includes an inlet valve between a master cylinder and the brake, a re-application valve between the pump and |
| 4941553 |
Vehicle braking system |
July 17, 1990 |
| A braking system for a vehicle has a stepper motor which controls the application of friction elements to a rotating part such as a brake drum. A control circuit controls the motor so that an output member is positioned by the motor in accordance with a variable demand signal. In one |
