Matches 1 - 50 out of 147 1 2 3 >
Match Document Document Title
7367788 Pump for antilock braking system in vehicle  
A pump including a main body having a piston provided in a portion of the main body, the piston being configured to reciprocate linearly. A piston spring may be provided within the main body and...
7364410 Pressure storage structure for use in air  
A pressure storage structure for use in air is disclosed. The structure has a main body characterized in that the main body has been secured and the main body includes a plurality of air chambers,...
7318539 Pump drive unit for battery operated fluid dispensers  
A battery operated, handheld fluid dispenser comprises a supply container having a body portion and a narrow neck extending upwardly therefrom. A pump and discharge unit is mounted on the upper end...
7314353 Pump assembly for transporting a cooling fluid  
A pump assembly includes a cam member arranged to rotate about an axis, and a piston pump having a cylinder body with a biased piston drivingly displaceable within the cylinder body and engageable...
7311087 Fuel pump with a guided tappet assembly and methods for guiding and assembly  
A fuel pump for an internal combustion engine including a fuel pump housing, a cylindrical bore having a central axis and being defined by a bore wall surface, a receiving hole formed in the...
7278835 Piston pump  
A piston pump for brake systems employs a pulsation-smoothing device that functions especially well in the region of the outlet valve. As a result, substantially less noise occurs, and the...
7273036 High-pressure fuel pump with a ball valve in the low-pressure inlet  
A high-pressure a radial piston fuel pump in which the intake valves are embodied as ball valves, which has an advantageous effect on the efficiency of the high-pressure fuel pump. Moreover, the...
7114928 High-pressure fuel pump and assembly structure of high-pressure pump  
A high pressure pump for decreasing an initial axial force of a clamping bolt and preventing distortion of a sealing surface and a cylinder form. The high pressure pump has an intermediate member...
7108491 High pressure pump  
A piston ( 6 ) of a piston pump unit ( 2 ), which can be displaced in a translatory manner, is guided in a cylinder bore ( 7 ). The piston ( 6 ) is driven by a crank drive ( 13 ) comprising an...
7048521 High pressure fuel supply pump with an intake valve member and a discharge valve member aligned along a plunger axis  
In a high pressure fuel supply pump, a housing is provided with a through-hole having a step. A plunger is slidably accommodated in the through-hole on an axial end side thereof. An intake valve...
7033149 Medium pump adapted for ease of disassembly and assembly  
A medium pump for a motor includes a pump case with a pump cylinder and a pump piston positioned displacaebly in the pump cylinder in the direction of a pump axle. The pump piston rotates about the...
7021911 Reverse-ported pump  
A pump used in vehicle controlled braking systems provides a reverse direction of flow through a cylinder bore of the pump and utilizes an inlet check valve located outside of the piston at the end...
7018181 Swashplate pump  
A piston pump assembly with a rotatingly driven swashplate in driving relationship with a rocker arm and piston engaged with one end of the rocker arm. A spring urges the rocker arm and piston into...
7008198 Cam operated pump having lost motion shuttle  
A peristaltic piston pump driven by a dedicated pump cam disposed on a camshaft of an engine. A plurality of valve-opening cams are disposed along the camshaft. The pump cam has a plurality of...
7004733 Piston pump  
A piston pump for brake systems the region of the outlet valve is provided with a pressure chamber, an opposing chamber, and a flexible wall that divides the pressure chamber from the opposing...
7004358 Dispenser  
A dispenser has a seal disk ( 30 ), a valve member ( 40 ), a plunger guide block ( 50 ), a motor ( 3 ), which rotates a cam-follower guide block ( 60 ), and an end cam ( 5 ). The seal disk ( 30 )...
6991438 Radial piston pump with piston rod elements in rolling contact with the pump pistons  
In a piston pump for providing high-pressure fuel in a common-rail fuel injection system including a camshaft ( 2 ), which is mounted rotatably in a pump housing ( 1 ) and which has at least one...
6978769 Method of controlling the injection of fuel into a combustion chamber and a fuel injection device for performing said method  
A method of controlling the fuel injection to a combustion chamber ( 4 ), comprises the steps of: supplying fuel to a pump ( 2 ), which has a piston ( 7 ) reciprocating in the a cylinder ( 6 ),...
6895992 Fuel pump for inter-cylinder direct fuel injection apparatus  
Disclosed herein is a fuel pump for an inter-cylinder direct fuel injection apparatus, in which occurrence of corrosion and attrition caused by cavitation or erosion can be suppressed, their...
6884045 Hydraulically powered diaphragm pump with pretensioned diaphragm  
A hydraulically driven diaphragm pump with a diaphragm clamped at its edge between a pump body and a pump cover separating a delivery chamber from a hydraulic chamber and pretensioned in the...
6866489 Piston pump  
The present invention related to a piston pump, in particular for controllable brake systems such as ABS or ESP, wherein a working chamber of the pump in front of a piston is delimited by a...
6848429 Fuel injection pump  
In a fuel injection pump, a helical gear is attached to an end of a camshaft and rotatable with the camshaft. The camshaft is biased in one axial direction thereof by a driving force that the...
6843645 Cooling system for a magnetic pump  
A magnet pump includes a synthetic resin casing, divided into a front casing and a rear casing and configured to internally form an impeller housing chamber and a magnet can housing chamber...
6837694 Hydraulic pump unit with orifice plate for vehicle brake control system  
A hydraulic pump unit for vehicle brake control system comprising a pump housing, a cylinder received in a receiving hole formed in the pump housing. The cylinder has a bottom portion and is...
6808086 Paste ejection apparatus  
In a seal mechanism which constitutes a port switching portion in a pump mechanism of a paste ejection apparatus that ejects paste, and which prevents leakage of the paste from a seal portion...
6799954 Tappet turning-prevention structure for fuel supply apparatus  
A tappet turning prevention structure for a fuel supply apparatus includes a piston defining a fuel pressurizing chamber within the housing. A tappet disposed at one end of the piston has...
6764286 Piston pump with pump inlet check valve  
A piston pump comprises cylinder attached within a cavity of a pump housing. An outlet check valve seat is defined about an outlet of the cylinder. A piston is slidably received in a bore of the...
6764285 Hydraulic pump unit  
The invention relates to a hydraulic pump unit having a plurality of pump elements, disposed in one plane, each of which has one pump cylinder and one pump piston longitudinally displaceable in the...
6726459 Variable injection rate high pressure fuel pump  
A high pressure fuel pump having a variable fuel injection rate, including a pump body, a pump cylinder formed in the pump body and a piston reciprocable within the pump cylinder, which defines a...
6722864 Fuel injection pump  
In a fuel injection pump, fuel pressurized by a feed pump is supplied to an accommodation chamber via a communication path having an orifice. An end of the communication chamber on a side of the...
6676389 Piston pump for increasing pressure, comprising a transfer piston and a pressure-control piston  
The invention relates to a piston pump for increasing pressure for liquids, in particular for the camshaft phase adjustment of reciprocating internal combustion engines, said piston pump...
6655933 CAM operated fuel pump with split function follower springs  
In order to provide a fuel pump in which a piston spring arrangement can be made of inexpensive material, knocking noises of a piston are reduced, and components related to the piston are protected...
6652245 Piston pump for hydraulic vehicle brake system  
The invention relates to a piston pump for a hydraulic, slip-controlled vehicle brake system. The piston pump has a piston, which is inserted with a part of its length into a sleeve. A tubular...
6648614 Piston pump  
The present invention relates to a piston pump, which is in particular appropriate for the pressure fluid delivery in electronically controlled brake systems, including a housing, a suction valve,...
6589032 Pump and pump piston assembly  
A pump and a pump piston assembly. The pump piston assembly includes a pump piston, a pump check valve, and a spring. The pump piston has a piston bore extending from a first piston end toward a...
6579073 Motor-pump assembly  
The present invention relates to a motor-and-pump assembly including an electric motor and a piston pump, in particular for slip-controlled brake systems of automotive vehicles, wherein pistons of...
6530759 Reciprocating plunger pump with seal mounting support  
A high pressure fuel pump has a plunger that extends through a cylinder and is reciprocally located in a pressurizing chamber. The plunger is reciprocated by a lifter and changes the volume of the...
6514056 Piston pump  
A piston pump for a slip-controlled, hydraulic brake system of a vehicle. A hollow piston is provided with an inner piston seal that has a sealing lip. During an upward reciprocating motion of the...
6514055 Piston pump having a hollow piston  
The invention relates to a piston pump for a slip-controlled hydraulic vehicle brake system. For the sake of a short structural length of the piston pump, piston of the piston pump is a hollow...
6506033 Miniature pump with ball-plate drive  
A miniature pump equipped with: a pump chamber communicated with a suction port by way of a check valve and communicated with a discharge port by way of another check valve; a driving portion for...
6499974 Piston pump  
A piston pump having a piston axially movable against the force of a spring within an operating chamber connected via check valves to an operating cylinder and a hydraulic medium supply. A section...
6499962 Bearing arrangement for a swash plate pump  
A swash-plate-end bearing for the motor shaft in a high pressure cleaning appliance which includes a motor and a reciprocating pump driven thereby, wherein the pistons of said pump rest resiliently...
6474963 Piston pump having a hollow piston  
The invention relates to a piston pump ( 10 ) for a hydraulic slip-controlled vehicle brake system. In order to reduce a structural length of the piston pump ( 10 ), the invention proposes...
6461117 Reversible volume oil pump  
A fluid pump is provided that produces an outflow of fluid that is not proportional to the speed of the input drive. Thus, the fluid pump can be tuned to provide a substantially constant outflow of...
6457956 Piston pump  
The invention relates to a piston pump for a slip-controlled hydraulic vehicle brake system. To make a piston of the piston pump easy and inexpensive to manufacture, the invention proposes that the...
6450788 Piston pump for high-pressure fuel delivery  
Disclosed is a piston pump having a pump housing with a cylinder head comprised of a first plate and a second plate. The plates which rest against each other and are screwed to the pump housing,...
6439859 High-pressure pump for feeding fuel to an internal combustion engine  
The pump has a body in which at least one cylinder for a piston is fixed by a head having a surface facing a corresponding surface of the body. The head has an intake conduit having an inlet at the...
6428291 Reciprocating pump for a high pressure cleaning appliance  
In the case of a reciprocating pump for a high pressure cleaning appliance including a pump housing in which there is disposed at least one pumping chamber having an inlet valve, an outlet valve...
6406269 Fuel pump  
A fuel pump comprises a pumping plunger reciprocable within a plunger bore under the action of a cam drive arrangement. The cam drive arrangement comprises first and second surfaces defining...
6394770 Piston pump  
The invention relates to a piston pump for a vehicle brake system, in particular an electrohydraulic vehicle brake system. To improve the aspiration performance of the piston pump when the brake...
Matches 1 - 50 out of 147 1 2 3 >