The coupling device (40) comprises a holding fixture (30) being designed to be mechanically coupled to the fuel rail and comprising a through hole (42) extending between a first surface (44) and a second surface (46), the second surface (46) opposing the first surface (44) and being arranged and…
A connection system (2) is proposed, comprising a connector (4) having a first mating surface (6), a fluid port (8) having a second mating surface (10) and an expansion device (18), wherein the fluid port (8) comprises a bore with the second mating surface (10) being the inner surface of the bore…
The disclosure relates to a needle guide member (14) of a fuel injection system (10) for internal combustion engines. A needle guide member (14) for forming the fuel injection system (10) may comprise an elongate fuel redirecting groove (30) provided within a needle guide member sealing face (22)…
A fuel injection valve includes: a nozzle body having an injection aperture in a tip portion thereof; and a needle that is slidably located in the nozzle body, forms a fuel introduction path between the needle and the nozzle body, and is seated on a seat portion in the nozzle body. The fuel…
The coupling device (40) comprises a holding fixture (30) being designed to be mechanically coupled to the fuel rail and comprising a through hole (42) extending between a first surface (44) and a second surface (46), the second surface (46) opposing the first surface (44) and being arranged and…
A hydraulic pump (HP; 1), in particular a fuel pump, comprising: - an intake port (IP; 2), - a delivery port (DP; 4), provided for hydraulic connection to a user (CR), - at least one cylinder (CY; 20, 22, 24), movable within which is a corresponding piston (P; P1, P2, P3), wherein the piston has…
Coupling device (60) for hydraulically and mechanically coupling a fuel injector (20) to a fuel rail (14) of a combustion engine (22), the fuel injector (20) having a central longitudinal axis (L). The coupling device (60) comprises a fuel injector cup (30) being designed to be hydraulically…
A fuel cup (6) including a central longitudinal axis (L) and being fixable to an injector (2) via a holder (4) comprises a fuel cup body (16) and a fixing element. This fuel cup (6) is characterized in that said fixing element is a stamped tab (26) affixed to said fuel cup body (16), and in that…
The process involves decreasing frequency of pressure wave by extending length of a supply pipe (40) connecting a common manifold (50) to every injector (60). The supply pipe is in spiral form and is effectuated by meshing on a bar or internal tube covered by an external tube by tight adjustment…
In a fuel path (62, 71, 72) through which fuel is supplied to a pump-cam chamber (22) accommodating a drive shaft (14) and a cam (17) for lubrication, an annular throttle fuel path (67) is formed between an inside wall (61a) of a cylindrical body (61) and an outside wall of a sphere (66), when the…
The system has individual injection pumps for individual cylinders with first and second fuel line connectors opening into the pump high pressure chamber and directly connected together independently of the fuel feeds. Each pump has at least one fuel line connector connected via a fuel line…