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Patent Searching and Data


Matches 201 - 250 out of 3,934

Document Document Title
WO/2014/177349A1
The invention relates to a container for accommodating high-viscosity materials, such as liquid concrete. The container (10) has at least one bearing sleeve (58), which extends through a wall opening and is fastened in the container wall...  
WO/2014/166639A1
The invention relates to a two-cylinder thick matter pump, particularly for conveying concrete, wherein two conveying cylinders convey the thick matter through a suction line into a feed line in alternation and a transfer pipe is provide...  
WO/2014/168855A1
A system and method are provided for a compression system. The system and method may include a driver having a drive shaft extending therethrough. The driver may be configured to provide the drive shaft with rotational energy. The system...  
WO/2014/146761A1
The invention relates to a metering pump (1), in particular for liquid detergent in a washing machine, a dishwasher or similar, said pump comprising a pump designed as a piston pump with a reciprocating piston (7), and comprising an elec...  
WO/2014/151315A1
A fuel supply system for a vehicle uses a seal-less piston LPG injunction pump which pumps fluid from a storage tank to an engine. The pump uses the vehicle's pneumatic air system, wherein the pressurized air of this system alternatingly...  
WO/2014/109160A1
A slurry-transporting facility provided with multiple series of pump devices, wherein efficient operation is made possible by limiting the stopping of slurry supply to the transport destination during switching of pump device use between...  
WO/2014/104897A1
A sludge removal pump for the mechanical conveyance of sludge-type sediment deposits which have accumulated inside containment spaces such as storage tanks, settlement ponds or reservoirs. The pump comprises at least one inlet valve, out...  
WO/2014/104925A1
The invention relates to piston pairs and metering pumps on the basis thereof, to the manufacture of devices and parts thereof, and in particular to a method for processing cylindrical surfaces of parts consisting of a crystal on the bas...  
WO/2014/097718A1
[Problem] To increase the ability of a piston sealing member to conform to the recesses and protrusions of the inner wall of a tank in a viscous material supply device, thereby preventing viscous material from leaking from gaps in the se...  
WO/2014/040833A3
The invention relates to a modular concrete delivery device, in particular for delivering and/or distributing fresh concrete, comprising a pumping module (100) with a pumping module line between a first pumping module connection for supp...  
WO/2014/077760A1
The present invention relates to a method of increasing and equalizing the degree of fill of the transport cylinders and the pump efficiency of volumetric pumps in the pumping of cement-based compositions by use of at least one vibrating...  
WO/2014/061893A1
The present invention relates to a superconductive cryogenic pump for forcibly circulating cryogenic coolants. The main technical features of the present invention relates to the cryogenic pump for forcibly circulating cryogenic coolants...  
WO/2014/056724A1
The invention relates to a piston membrane pump (100), comprising an intake line (19, 20) for intaking the medium which is to be displaced. A dynamic volume storage element (31) is provided in said intake line (19, 20).  
WO/2014/048026A1
A pump truck dredge control system comprises: a material discharging height collection unit (101) for collecting information about a current material discharging height of a pump truck; a pumping status collection unit (102) for collecti...  
WO/2014/044000A1
A jumping-proof stopping method of a dual-cylinder pumping system. The dual-cylinder pumping system comprises a dual-cylinder pumping device having two master cylinders (4, 5) and a hydraulic control system of the dual-cylinder pumping d...  
WO/2014/040769A1
The invention relates to a device for the drive control of a two-cylinder thick matter pump having a diverter (22) which is arranged in a material charging container (10) and a motor-driven hydraulic variable displacement pump (28), via ...  
WO/2014/032758A1
A four-valve high pressure pump (1) comprises in the known fashion a drive (2) and a pump part (3) with a piston (6) capable of moving in a cylinder (9). Two cylinder blocks (10, 11) are arranged on the ends of the cylinder (9), through ...  
WO/2014/033162A1
The invention relates to a thick-matter pump for producing a continuous thick-matter flow, having at least two pump units (1, 2) which alternate in pumping and suction operation, a suction line (4) with a charge-pressure device (3) which...  
WO/2014/029553A1
The invention relates to piston pump for supplying high viscosity-type material to be supplied (11), in particular fresh concrete, having at least one supply cylinder (10) comprising a supply piston (21) that is centrally arranged in the...  
WO/2014/023075A1
Disclosed is an operation method of matching a concrete mixing truck (500) with a concrete pumping device (400), comprising an unloading step and a truck moving step. In the unloading step, the concrete mixing truck (500) unloads materia...  
WO/2014/019313A1
Disclosed is a pumping mechanism, comprising a pumping cylinder (1), a swinging cylinder (2), a first reversing valve (3), a second reversing valve (4), a main pump (5) and a swinging pump (6), wherein the main pump (5) is used for drivi...  
WO/2014/016388A1
The present invention relates to a metering system for metering a fluid metered medium, with a suction line that is filled with a metered medium at fluid pressure ps, and a pressure line that is filled with the metered medium at fluid pr...  
WO/2013/124458A3
A continuous process for the conversion of lignin feedstock comprised of lignin and glucans, said process comprising: Slurry creation of a slurry comprised of lignin from the lignin feedstock, Charging the slurry comprised of lignin into...  
WO/2014/001040A1
The invention relates to a method for using a mobile concrete pump which comprises two conveying cylinders (70, 80), the conveying pistons (72, 82) of which are connected rigidly to the drive piston (71, 81) of an associated working cyli...  
WO/2014/000389A1
A pump stroke control method for a twin-cylinder pump for viscous materials, comprising the following steps: first, determining, according to predetermined condition parameters for a viscous material to be conveyed, a target pump stroke ...  
WO/2013/142006A3
A process for introducing a slurry comprised of lignin into a lignin conversion reactor by pressurizing the slurry comprised of lignin using a pump having an inlet valve which can be present in an inlet valve position selected from the g...  
WO/2014/000921A1
In a flexible container comprising a disposable pump (1) made of plastic, the disposable pump (1) has a pump housing (6), which has an inlet opening that communicates with the flexible container, and an outlet nozzle (7) that lies opposi...  
WO/2014/001020A1
The invention relates to a piston pump for conveying material to be conveyed in the manner of thick material, in particular unset concrete. The piston pump has at least one conveying cylinder (10) and an axially movable conveying piston ...  
WO/2013/142146A3
A pump includes a pump body and an elongate tube. The pump includes an elongate core slidably received in the tube, a stepper motor having a selectively rotatable output shaft extending vertically and a transmission for effecting relativ...  
WO/2013/178315A1
A pump (10) for circulating a cryogenic coolant, comprising: a cylinder housing (14); a piston (16) received in said cylinder housing (14) for reciprocating in said cylinder housing (14) between a first death center position (18) and a s...  
WO/2013/174120A1
A pumping mechanism comprises a pumping cylinder (1), an oscillating cylinder (2), a first reversing valve (3), a second reversing valve (4), a main pump (5), an oscillating pump (6), and a controller (7). The main pump (5) drives the pu...  
WO/2013/170279A1
A high pressure pumping system in which a first pump delivers a medium to a discharge port and to a second pump which subsequently delivers the medium to the discharge port.  
WO/2013/156241A1
The invention relates to a rotor hose pump (20) which has a pump hose (46), which can be pressed together with a rotor (48) along a conveying direction for pumping a medium from a first connection (32) to a second connection (37) or the ...  
WO/2013/156087A1
A diaphragm pump (10), in particular for use as a detergent dosage pump, comprises a pump housing (12), wherein the pump housing (12) comprises at least a first connector (14) and a second connector (46), a fluid chamber (16) connected f...  
WO/2012/082384A3
A pressure pulsation dampening system for a pump that pressurizes a working fluid. In some embodiments, the dampening system includes a hydraulic cylinder, a valve, and a controller. The hydraulic cylinder has a piston that is movably di...  
WO/2013/142129A1
A pump for pumping viscous liquid. The pump includes a body, an elongate core, and a tube surrounding the core. A stepper or servo motor mounted on the body has a selectively rotatable output shaft. A transmission operatively connecting ...  
WO/2013/120488A2
The invention relates to a method and to a device for fixing and synchronising rotary pistons in a rotary piston pump. The rotary pistons are housed in the pump chamber of the rotary piston pump. A shaft stub of each rotary piston is the...  
WO/2013/117047A1
A concrete piston structure, a pumping system comprising the concrete piston structure, and a concrete pump. The concrete piston structure is arranged in a transport cylinder of the pumping system, comprising a piston connecting rod (1) ...  
WO/2013/118372A1
[Problem] To allow sustained supply in a high-viscosity material supply device of a high-viscosity material even when the high-viscosity material is being replenished, and to achieve a space reduction therewith. [Solution] When a high-vi...  
WO/2012/150436A3
A reciprocating apparatus for pumping pressurized fluid. The reciprocating apparatus comprises a plunger (18) disposed within a cylinder (36), wherein the plunger (18) is hollow and ported for enabling fluid within the cylinder (36) to f...  
WO/2013/104157A1
A rocker structure and a bobbing mechanism of a pumping system, a pumping system, and an engineering machine. The rocker structure (13) comprises a first swinging part (131) and a second swinging part (132) arranged along a rotating axis...  
WO/2013/104158A1
Disclosed is a pumping mechanism of material pumping equipment, wherein a rod chamber (21) and a non-rod chamber (22) of a transfer cylinder thereof are in communication with a suction pipe (4) of the pumping mechanism respectively via a...  
WO/2013/091479A1
Disclosed is a pump displacement controller (100), comprising a receiving device (10) for receiving real-time cantilever status information, real-time material condition information and an expected pump displacement; a mapping device (20...  
WO/2013/091480A1
Disclosed is a method of establishing a maximum permitted pump displacement database for a pump vehicle, comprising: selecting a working mode and pumping at a pump displacement in the selected working mode; calculating the current cantil...  
WO/2013/088487A1
[Problem] To prevent corrosion and etching of wall surfaces of a pump head and to prevent deterioration in the sealing performance of a plunger seal. [Solution] A recess (8d) into which a projection (10a) of a plunger seal (10) is to be ...  
WO/2013/086820A1
Disclosed is a swing mechanism of a pumping system, which mechanism comprises a rocker arm (1) and a box (2) having a cavity. The rocker arm (1) comprises a swinging part (11) alternately driven by a left hydraulic oil circuit and a righ...  
WO/2013/089147A1
A recess into which a projection of a plunger seal is to be fitted is provided in a part in which a plunger is inserted toward a pump chamber of a pump head. By fitting the projection into the recess and pressing the plunger seal toward ...  
WO/2013/082909A1
Disclosed is a pumping system for a piston-type mortar pump. The pumping system comprises a delivery cylinder (3) with a delivery piston (31) and a piston rod arranged therein, wherein the piston rod is connected to a power apparatus of ...  
WO/2013/082976A1
A control apparatus, a control method and a concrete pump for a viscous body pumping mechanism. The control apparatus comprises at least one function device for implementing at least one corresponding function, at least one detection uni...  
WO/2013/080006A1
A reciprocating cryogenic pump (2) comprises a piston reciprocable within a pumping chamber (44). The pumping chamber (44) has an inlet suction valve (48) for cryogenic liquid to be pumped and an outlet (32) for high pressure cryogenic l...  

Matches 201 - 250 out of 3,934