Matches 1 - 50 out of 284 1 2 3 4 5 6 >


Match Document Document Title
8172554 Chemical liquid supplying apparatus  
In a chemical liquid supplying apparatus, discharge accuracy of chemical liquid is enhanced, and durability of a flexible tube is enhanced. By the flexible tube incorporated into a pump housing, an...
7984671 Self-tightening cover for pump  
A self-tightening retaining system for securing a closure in position closing an access port of a pump housing. The system includes a retaining cover for obstructing removal of the closure from a...
7975601 Engine cylinder liner  
An engine cylinder liner is provided. The engine cylinder liner includes a first liner end, a second liner end, and an inner surface extending between the first liner end and the second liner end....
7966925 Combination mismatched metal-to-metal seal and O-ring seal with vent hole in between for high temperature and high pressure environment  
A sealing unit includes a mismatched metal-to-metal seal and an o-ring seal with a vent hole therebetween. The mismatched metal-to-metal seal may provide a sealing surface between two metals that...
7958814 Power assembly for internal combustion engine with welded-in piston scraper  
A power assembly for an internal combustion engine includes a piston housed within a cylinder, with the cylinder having a welded cylinder head, with the cylinder also including a one-piece piston...
7938057 Piston pump with reduced clearance volume  
The invention relates to a piston pump which is used to guide a fluid and which comprises a cylinder, a piston which is displacably arranged in the cylinder, a return element for the piston and a...
7900550 Compression chamber unit and a method for forming such unit  
The present invention relates to a compression chamber unit (1) of an air pump, comprising a cylindrical body part (3) provided with at least one outlet nozzle (4), a number of connecting flanges...
7785085 Piston pump  
A piston pump includes a pump housing having a suction port, a discharge port, and an internal cavity; a first cylinder member having a cylinder bore; a piston built into the cylinder bore of the...
7765917 Air compressor  
An air compressor that employs splash lubrication to lubricate and cool a piston kit that includes a cylinder and a piston reciprocating in the cylinder. In one form, cooling channels can be...
7748310 Liner retention system  
Apparatus and method for securing a cylinder liner to a pumping module. A first part of an assembly housing pistons is fastened to a pumping module and a second part of the assembly is brought...
7726232 Diaphragm pump liner for critical process applications  
One embodiment of the invention relates to a liner for a first pump housing in a fluid pump assembly. The fluid pump assembly includes a first pump housing, a second pump housing and a flexible...
7644647 Hydraulic actuating device for actuating a shift rod in particular of a gearbox for motor vehicles  
There is disclosed a hydraulic actuating device for actuating a shift rod in particular of a gearbox for motor vehicles, which comprises a cylinder chamber provided in or on a gear housing for...
7523694 Cylinder liner preload system  
Apparatus and method for applying radial compressive stress pre-loading to a cylinder liner. A cylinder housing is attached to a pump, and a cylinder liner is disposed within the cylinder housing....
7506574 Self-tightening cover for pump  
A self-tightening retaining system for securing a closure in position closing an access port of a pump housing. The system includes a retaining cover for obstructing removal of the closure from a...
7469626 Split ceramic bore liner, rotor body having a split ceramic bore liner and method of lining a rotor bore with a split ceramic bore liner  
A rotor body (22) having a plurality of cylindrical bores (24) each adapted to receive a piston (30) for reciprocating movement therein, each of the bores (30) being lined with a ceramic liner (42)...
7415920 Radial piston pump  
A radial piston pump for generation of high fuel pressures in fuel injection systems comprises a pump housing, a pump shaft and at least one cylinder insert, arranged radially to the pump shaft. A...
7383805 Cylinder liner for insert casting and method for manufacturing thereof  
A cylinder liner for insert casting and a method for manufacturing the cylinder liner are provided. The cylinder liner and the method are applied to cylinder blocks and improve the adherence and...
7367789 Device for maintaining a static seal of a high pressure pump  
A pressure enclosure includes a first component having an opening, a second component coupled to the first component in a position over the opening, a third component positioned between the first...
7363851 Spacers for use with actuator casings  
Spacers for use with actuator casings are disclosed. An example spacer includes a ring-shaped member defining a central opening and configured to form a part of an actuator casing and to space...
7287376 Hydraulic cylinder, in particular slave cylinder for a hydraulic clutch actuation system for motor vehicles  
A hydraulic cylinder comprises a piston assembly with a piston and a piston rod, a cylinder housing with a housing bottom, a pressure chamber in the cylinder housing delimited by the piston and...
7287460 Hydraulic retention system for reciprocating pump cylinder liner  
Methods and apparatus for securing a cylinder liner to a pump module. A tension body is disposed about the cylinder liner and attached to the pump module. A locking body engages the cylinder liner...
7264451 Frame of reciprocating compressor  
A frame of a reciprocating compressor includes a main frame having a cylindrical insertion hole to receive a cylinder of a compression unit along a center axis thereof and a flange that supports an...
7249938 Linear compressor  
Disclosed herein is a linear compressor. In the present invention, the configuration that a sealing protrusion is protruded in a sealing part of a cylinder toward an exhale cover leads line contact...
7240608 Cylinder liner for a cylinder crankcase  
A cylinder liner (2) for a cylinder block has a contouring (6) at one end. The contouring (6) serves to support the liner (2) on a sleeve (4) inside a die-casting tool. When the liner (2) is cast...
7234388 Liner retention system  
A liner retention system for a reciprocating pump having a piston and a piston rod operating in a cavity of a frame. The system includes a cylindrical liner for the piston and piston rod, the liner...
7219595 Master cylinder housing  
A master cylinder housing including an outer shell having an open end and a closed end, a polymeric inner lining received within the outer shell, and a mounting flange extending from the open end...
7207260 Reciprocating hydraulic machine, especially a motor, and dosing apparatus comprising such a motor  
A hydraulic motor comprises a body and a piston able to slide in a reciprocating movement in a cylindrical housing of the body. A chamber (C1, C2) is formed on each side of the piston and hydraulic...
7182016 High pressure fluid cylinder system  
A high pressure fluid jetting system generally includes a fluid cylinder pump, a drive assembly, a pressurized liquid supply and an applicator gun. The drive assembly includes a diesel or electric...
6901960 Double diaphragm pump including spool valve air motor  
A double diaphragm pump including a pump housing, first and second pump diaphragms, an inlet manifold, an outlet manifold, and an air motor. The air motor includes a spool valve having a valve...
6874995 Compressors having cylinder liners extending beyond the cylinder bores  
A swash type compressor includes sleeves which are fixedly fitted in cylinder bores. The lengths of the sleeves in an axial direction are greater than the lengths of the cylinder bores in the axial...
6840154 Working cylinder  
A drive cylinder comprising a cylinder barrel (3) extending between two cylinder heads (2a and 2b) and a plurality of ties (13) distributed about the outer periphery of the cylinder barrel (3) and...
6732632 Lost mould for producing a cylindrical bushing sleeve  
A cylindrical bushing sleeve or another cast part, in particular a ring carrier for pistons, has a rough surface so that the surrounding cast material can cling to the cast part as required. The...
6672199 Cylinder block of an axial piston compressor with elongated cylinder face  
Cylinder block (32) of an axial piston compressor (20), in particular for use in a vehicle air conditioner with CO2 as coolant, which comprises at least one, in particular several cylinder bores...
6668702 Method an apparatus for producing high pressure compressor cylinder liners  
A cylinder liner system comprising a cylinder liner having an elongated tube, an inside surface, an outside surface, and a notch on a top side; a block having a bore for concentrically accepting...
6648605 Pump utilizing dissimilar materials to compensate for temperature change  
A pump includes a pump housing that defines an inlet and an outlet. Within the pump housing, there is a barrel that is adjacent to at least one reciprocating piston. A sleeve surrounds the annular...
6588318 Hydraulic retention system for reciprocating pump cylinder liner  
A hydraulic system is provided for securing a cylinder liner to a pump module of a reciprocating pump, such as a mud pump. The hydraulic system includes a body attached to the pump module, a ram in...
6491882 High-pressure device  
The invention relates to a high-pressure device (1) having a cylindrical high-pressure vessel (3) and prestressing means in order to exert an axial pressure on the vessel. The vessel (3) can have...
6474954 Compressor cooling system  
Disclosed herein is an oilless air compressor having a cooling system with a drive unit operating a crankshaft disposed within a crankcase and to which is attached a pair of pistons movable within...
6460839 Air damper for a movably supported structural part, in particular in automobiles  
An air damper for a movably supported structural part in automobiles comprises a hollow cylinder closed at one end thereof, a closure cap mounted on the other end of the cylinder, a piston slidably...
6453670 Two-piece stationary seal master cylinder  
A master cylinder for vehicle braking systems includes a housing having a central cavity, at least one fluid supply inlet port, at least one pressure outlet port, and a flange at one end thereof. A...
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,...
6408623 Simplified hydraulic control device for a clutch, especially for an automobile  
The invention relates to a device (10) comprising a cylinder body (17) in an inner bore hole (22) in which a piston (21, 42) is mounted in such a way that it can slide axially, whereby the cylinder...
6361295 Means for connecting a closure part to a bush of a piston pump for a brake system  
A piston pump for a hydraulic brake system of a vehicle with slip control. The piston pump has a piston which is received in a bush that is inserted into a cylinder bore of a pump housing that is...
RE37483 Cylinder liner securing apparatus  
A device for securing a cylinder liner (3) to a respective pumping module (2) in a reciprocating pump has a set of arrangements each with a hydraulically activated piston (8), a rod (11) of which...
6273434 Capless quick-grip cylinder  
The present invention concerns a method for manufacture and assembly as well as a capless quick-grip cylinder manufactured by this method with a feed nipple for clamping a carrier plate, also...
6209445 Liner retainer assembly  
The liner retainer assembly includes a cylinder that is mounted on a module of the fluid end of a pump. The cylinder has an aperture for receiving a liner and a retaining piston. A retaining nut is...
6086338 Water jet intensifier pump having a piston arrangement with a ceramic liner  
An intensifier pump for a water jet pump includes an exterior cylinder having a fluid inlet port and a fluid outlet port. A valve is disposed at the fluid outlet port. The intensifier pump includes...
6044752 Hydraulic cylinder unit  
An inner cylinder 6 is disposed in an outer cylinder 5, and the interior of the inner cylinder 6 is defined into an upper chamber a and a lower chamber b by a piston 3. A space between the outer...
5957674 Variable-discharge high pressure pump  
A variable-discharge high pressure pump capable of facilitating the manufacturing and providing sufficient lubrication. The pump comprises a cam shaft provided with a cam surface by which a tappet...
5879145 Integrated cylinder liner and valve plate for a compressor  
Replace the abstract in the instant application with the following abstract: A compressor has a reciprocating piston operating in a working area to compress the working medium, a drive unit for the...
Matches 1 - 50 out of 284 1 2 3 4 5 6 >