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WO/2015/194289A1 |
Provided is a roller lifter in which the dimensional accuracy of an outer diameter is appropriately maintained. A shaft (25) for rotatably supporting a roller (30) is passed through and affixed, by staking, to a pair of facing sections (...
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WO/2015/181320A1 |
The invention relates to a direct injection engine (100) which comprises a fuel supply system having: - a low-pressure circuit comprising a low pressure fuel supply line (10) connecting a low pressure pump (11) submerged in fuel tank (12...
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WO/2015/182293A1 |
The purpose of the present invention is to reduce the striking force of the movable element of a high-pressure fuel pump to thereby reduce operation noise caused by the striking of the movable element. A high-pressure fuel pump is provid...
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WO/2015/182046A1 |
A high-pressure pump (20) is provided with a plunger (22) that makes the volume of a compression chamber (25) variable and a control valve (30) that supplies or blocks fuel to the compression chamber (25) in accordance with displacement ...
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WO/2015/177031A1 |
The invention relates to an internal combustion engine (10) for a motor vehicle, including at least one cylinder (12) having a cylinder axis (14), a pump (30) for pumping fuel to the internal combustion engine (10) having a roller tappet...
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WO/2015/173013A1 |
The invention relates to a method for producing a pressure-limiting valve (100) for a fuel injection system, having the following steps: - providing a housing (115) with a receiving bore (116), which has a diameter (117) that remains con...
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WO/2015/174037A1 |
A high-pressure pump (20) is provided with a plunger (22) that makes it possible to vary the volume of a pressurizing chamber (25), and a control valve (30) for supplying and cutting off fuel to the pressurizing chamber (25) according to...
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WO/2015/169745A1 |
A pumping unit is provided with a hydraulic circuit (37) having a first branch (38) for connecting together a fuel storage tank (2) and a pre-feed pump (7), a second branch (39) for connecting together the pre-feed pump (7) and a high-pr...
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WO/2015/169621A1 |
A high-pressure pump for feeding fuel, preferably diesel fuel, to an internal combustion engine; the pump (1) comprising a head (2); a cylinder (3); a pumping piston (4) engaged with the cylinder (3); an intake valve (5) having an intake...
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WO/2015/169478A1 |
The invention relates to a fuel pump which comprises a piston (2), an actuator (3) for actuation of the piston (2), a restoring element (4) for restoring the piston (2) to a starting position, a first inlet valve (5), an outlet valve (6)...
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WO/2015/169468A1 |
The present invention relates to an injection system, which comprises a fuel pump (2) having a piston (20), an actuator for actuating the piston (20), a delivery chamber (22) in which the piston (20) is arranged, an inlet valve (23), an ...
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WO/2015/169481A1 |
The present invention relates to a diaphragm spring valve which comprises a valve carrier (2) with a through-opening (20), a diaphragm spring (3; 4) with an inner sealing part (30), an outer supporting part (31) and a plurality of spring...
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WO/2015/165625A1 |
The invention relates to a solenoid valve for a fuel injection system, comprising a magnet assembly (1) and a reciprocating anchor (2) cooperating with the magnet assembly (1) which can be coupled directly or indirectly via the valve nee...
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WO/2015/163243A1 |
A cylinder is secured to a pump main body with a simple structure, even at high fuel pressure. The cylinder has a bottomed cylindrical shape with a large-diameter part and a small-diameter part, and is structured such that the large-diam...
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WO/2015/163245A1 |
When the valve-opening pressure of a relief valve is increased in order to accommodate a higher fuel pressure, a larger relief valve is installed, so the size of a high-pressure fuel supply pump increases. In the present invention the re...
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WO/2015/163246A1 |
Provided is a high-pressure fuel supply pump having a compact and lightweight discharge valve structure and capable of ensuring the oil-sealing performance even at a high fuel pressure. In addition, it is possible to prevent a decrease i...
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WO/2015/163242A1 |
Provided is an electromagnetic valve that reduces cavitation that occurs in the vicinity of an operation section of electromagnetic valves and prevents erosion. Both low cost and a structure that captures and reduces cavitation that occu...
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WO/2015/158451A1 |
The invention relates to a high-pressure fuel pump (10) comprising a discharge valve (32) with a valve ball (38) and a valve body (58), said body having a sealing section provided with a sealing seat (68) and having a guiding section (70...
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WO/2015/159622A1 |
The purpose of the present invention is to provide: a solenoid valve structure having increased reliability obtained by forming, without reducing magnetic attraction force, the striking section of a movable section into a shape which pre...
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WO/2015/160920A1 |
A variable stroke direct injection (DI) fuel pump system for an engine includes a DI fuel pump (136) having a stroke member (278) and configured to pump a quantity of fuel based on a stroke of the stroke member (278). The system includes...
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WO/2015/152404A1 |
The objective of the present invention is to make it possible to reduce the cost of a fuel injection device for a diesel engine and arrange the components constituting the fuel injection device near a cylinder head in an efficient manner...
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WO/2015/150016A1 |
The invention relates to a method and to a device for operating a pressure reservoir (1), wherein during a compression phase in a pump chamber (4) a pump (5, 18, 19, 20) periodically increases the pressure of a fluid located therein, and...
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WO/2015/151767A1 |
Provided is a mounting structure for a fuel pump (14) driven by the pump drive cam (12c) of an intake camshaft (12) rotatably supported by a cylinder head (11). The mounting structure is provided with a fuel pump mounting bracket (15) fo...
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WO/2015/146556A1 |
The present invention suppresses mixing of a lubricant around a tappet with fuel even when a state in which the tappet stays inside a housing is prolonged. This fuel injection pump (100) is equipped with a housing (1), a tappet (2) that ...
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WO/2015/141652A1 |
A fuel injection pump (100) wherein a governor sleeve (221) is configured so as to turn a governor lever (213) in one direction and a tension lever (212) is configured so as to turn the governor lever (213) in the other direction, said f...
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WO/2015/139871A1 |
The pump has at least one pump element (10), which in turn has a pump piston (12) which is driven in reciprocating motion and which is guided in displaceable fashion in a cylinder bore (18) of a housing part (20) of the pump and which de...
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WO/2015/136745A1 |
The present invention pertains to a device and method for supplying fuel in an internal combustion engine, in which the rate of fluid discharge and fuel injection pressure of a fuel pump are controlled according to the operating state of...
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WO/2015/132052A1 |
A tappet arrangement (200) for a high pressure pump comprises a tappet body (201), a roller (202) arranged partly in the tappet body, and a fixing (203) for holding the roller (202) in the tappet body to prevent a movement of the roller ...
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WO/2015/128133A1 |
Internal combustion engine fuel pumping mechanism (200), comprising a pumping element (214) such as a plunger, moveable within first location bore (220), an intermediate member (212) such as a tappet, movable within a second location bor...
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WO/2015/124375A1 |
The invention relates to a pump, in particular a high-pressure fuel pump (1) of a common-rail injection system, comprising a pump cylinder head (14) having a pump cylinder and comprising a pump push rod (10) that can be moved translation...
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WO/2015/120945A1 |
The invention relates to a piston fuel pump (18) for an internal combustion engine, in particular according to claim 1, comprising a pump cylinder (40) and a pump piston (28) that can be axially displaced in the pump cylinder (40), chara...
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WO/2015/120942A1 |
The invention relates to a piston fuel pump (18) for an internal combustion engine, comprising a pump cylinder (40) and a pump piston (28) which can be axially displaced in the pump cylinder (40), characterised in that the piston fuel pu...
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WO/2015/120944A1 |
The invention relates to a plunger fuel pump (18) for an internal combustion engine, said pump comprising a pump cylinder (40) and a pump plunger (28) that is axially displaceable in the pump cylinder (40), characterized in that the plun...
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WO/2015/122325A1 |
A liquid fuel supply system (20) equipped with injection valves (9) that inject a liquid fuel (FO) into a combustion chamber (7), and a control device capable of adjusting the injection pressure of the liquid fuel injected from the injec...
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WO/2015/120946A1 |
The invention relates to a piston fuel pump (18) for an internal combustion engine having a pump cylinder (40) and a pump piston (28) which can be axially displaced in the pump cylinder (40), characterized in that the piston fuel pump (1...
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WO/2015/121010A1 |
A fuel pump (10) is disclosed. It has a housing (12) provided with an axial bore (14) defining a compression chamber (16). The pump (10) is further provided with a cylindrical piston (18) slidably arranged in the bore (14), the piston (1...
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WO/2015/120930A1 |
According to an aspect of the present invention there is provided a pump for supplying high- pressure fuel to a common rail fuel injection system. The pump has a head housing and a pumping chamber is defined within the head housing. A bo...
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WO/2015/114204A1 |
The common rail fuel injection system for a piston engine (1) comprises a fuel rail (9), at least one fuel injector (3) connected to the fuel rail (9), a first fluid receiver (6), a second fluid receiver (7), at least one low-pressure pu...
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WO/2015/114272A1 |
An engine (1) for an aircraft, comprising an integer number of pairs (2, 2') of cylinders (3a, 3b, 3a', 3b') arranged symmetrically and orthogonally with respect to a crankshaft axis (5), and a fuel injection device (10), comprising a ca...
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WO/2015/113705A1 |
The invention relates to a drive system (10) of a high-pressure fuel pump (12) of an internal combustion engine (14), said system comprising a drive train which is coupled on the input side to a crankshaft (18) and on the output side to ...
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WO/2015/110242A1 |
The invention relates to a electromagnetically controlled valve for regulating the delivery of a high pressure pump in a fuel injection system, comprising a valve piston (1) which can be axially displaced by the piston guide (2). Accordi...
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WO/2015/110299A1 |
The invention relates to a high pressure pump for a fuel injection system, in particular a common rail injection system, comprising a housing part (1) with a cylinder bore (2), in which a pump piston (4), moving in a stroke motion and de...
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WO/2015/106876A1 |
A fuel pump (18) comprises a fixed body (30) and a camshaft (36) cooperating with a piston slidably guided within a bore. The camshaft (36) is adapted to rotate and reciprocally actuate the piston inside the bore in order to pressurize f...
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WO/2015/106877A1 |
A high pressure fuel pump (10) comprises a pump head (12) from which extends a turret (16), a blind bore (20) extends along amain axis (A) from a pumping chamber (22)then through the turret (16) until an open end (24). A piston (32) is a...
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WO/2015/106935A1 |
An electromagnetic intake valve (2) that is used for a high-pressure fuel pump (1) of a fuel injection system in turbocharged compression-ignition internal combustion engines comprises an electromagnet coil (20) and an armature (51) that...
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WO/2015/098351A1 |
Provided is a high-pressure fuel supply pump with a relief valve mechanism that will not fall off due to the pressure difference between the entrance side and exit side of the relief valve mechanism. In the present invention, in order to...
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WO/2015/090676A1 |
A fuel pump unit (10) having a pump head (12) provided with an axial (A) blind bore (14) within which is arranged a piston (20) extending from an inner end (22), inside the bore (14), to an outer end (24), outside the head (12), the oute...
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WO/2015/090446A1 |
The invention relates to an inlet valve (1) for a high-pressure pump of a fuel injection system, in particular a common rail injection system, comprising a valve piston (4), liftably accommodated in an axial bore (2) of a valve plate (3)...
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WO/2015/090961A1 |
The invention proposes a fuel supply device of a fuel injection system of an internal combustion engine, and an embodiment of the overflow valve (30) for the same. The fuel supply device has a high-pressure pump (18) in addition to the o...
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WO/2015/086264A1 |
The invention relates to a hydraulic hybrid system (1) for a motor vehicle having an internal combustion engine (18), said system comprising: a hydraulic high-pressure motor (3, 4) as a hydraulic machine (3, 4) for converting hydraulic e...
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