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Patent Searching and Data


Matches 1,251 - 1,300 out of 21,917

Document Document Title
WO/2015/112523A1
A pump system (10) is provided including a power source (12), a pump (14) and a transmission (15). First and second sensors (28, 30, 32, 34) are configured to respectively provide information indicative of at least one actual first opera...  
WO/2015/108731A2
Λ concrete pump system/method configured to provide substantially constant flow of concrete or cement material is disclosed. The system integrates a trapezoidal cutting ring and spectacle plate in conjunction with lofted transitional in...  
WO/2015/109057A1
A pump system (10) is disclosed. The pump system may have a power source (12), a pump (14), and a torque converter (16) configured to fluidly couple an output rotation of the power source to an input rotation of the pump. The pump system...  
WO/2015/105447A1
The present, invention relates to a method to determine a status for a compressor engagement, wherein a compressor (203) is selectively engagable to a first engine (101) through the use of a clutch (202). The method comprises, when, a si...  
WO/2015/105832A1
Apparatus features a signal processor or processing module configured to respond to signaling containing information about a set point and a speed related to one or more pumps in a pump system, e.g., including a variable speed multiple p...  
WO/2015/096090A1
Disclosed is a method for automatically compensating for moment of a compressor, comprising the steps of: acquiring a target speed and a feedback speed; generating a fluctuation speed from the target speed and the feedback speed; generat...  
WO/2015/096671A1
A water-level detection control circuit suitable for a discharge pump, and an operating method therefor. The water-level detection control circuit comprises a power supply unit, a detection unit (30) and a water pump unit (40), wherein t...  
WO/2015/098429A1
The present invention improves the security of an air compressor. This air compressor has a motor (16) to be driven by electric power supplied from a power source, a compressed-air generation unit for generating compressed air when the m...  
WO/2015/093477A1
This work vehicle comprises an engine, a hydraulic pump, a work machine, a traveling device, an accelerator operation member, a work machine operation member, and a control unit. The hydraulic pump is driven by the engine. The work machi...  
WO/2015/095590A1
A method of controlling the output of an electrokinetic pump includes: (1) measuring an initial pressure in an electrokinetic pump system; (2) applying a pump drive signal to the electrokinetic pump to begin a pump stroke; (3) measuring ...  
WO/2015/091169A1
The invention relates to a compressor system for a utility vehicle, comprising a compressor (2) for producing compressed air, which is driven by a drive unit (1) and which has at least one piston (3a), wherein at least one transmission u...  
WO/2015/093723A1
The present invention relates to an air compressor device. The air compressor device is provided to supply compressed air to one receiver tank by using two compressors while significantly reducing power loss by appropriately operating th...  
WO/2015/093502A1
Provided are: a pressure control valve capable of autonomously controlling the pressure (discharge capacity) of a control chamber, quickly following fluctuation of high pressure; and a variable displacement compressor using this pressure...  
WO/2015/091168A1
The invention relates to a compressor system for a commercial vehicle, comprising a compressor (2) which is driven by a drive unit (1) and which has at least one piston for generating compressed air, wherein there is arranged between the...  
WO/2015/090288A2
The invention relates to a conveying device for a fluid, comprising a motor coupled to a pump (1). The pump (1) comprises a double piston (3), which is movably supported in a cylinder (2) and has a piston rod (4) on one side, which is de...  
WO/2015/091188A1
A hydrostatic radial piston pump is disclosed, the swept volume/piston units of which are hydraulically connected to one another in pairs and are divided here between a first rotor section and a second rotor section. In one specific embo...  
WO/2015/086260A1
The invention relates to a swashplate machine (1) as an axial piston pump (2) and/or axial piston motor (3), comprising a cylinder drum (5), which is supported in such a way that the cylinder drum can be rotated or rotates about an axis ...  
WO/2015/086558A1
Proposed is a method for operating a high-pressure fuel pump of a fuel injection device of an internal combustion engine, wherein the high-pressure fuel pump (16) has at least one pump element (24), wherein the pump element (24) comprise...  
WO/2015/082431A1
The invention relates to a compressor system for a rail vehicle, comprising a compressor (3), driven by an electrical machine (1) via a drive shaft (2), for producing compressed air for at least one compressed air tank (4), wherein the e...  
WO/2015/082432A1
The invention relates to a compressor system for a rail vehicle, comprising a compressor (3), driven by an electrical machine (1) via a drive shaft (2), for producing compressed air for at least one compressed air tank (4), wherein the e...  
WO/2015/082321A1
Disclosed is a hydraulic arrangement with an adjustable hydraulic machine (2) and a control valve (64), which is assigned to a first operating mode of the hydraulic machine, in particular motor operation, and the control of which can be ...  
WO/2015/082430A1
The invention relates to a compressor system for a rail vehicle, comprising a compressor (3), driven by an electrical machine (1) via a drive shaft (2), for producing compressed air for at least one compressed air tank (4), wherein the e...  
WO/2015/079975A1
Provided is a state monitoring system for exercise devices, that can calculate errors in the exercise device and the causes of malfunctions, by mathematical analysis, simply by measuring vibration of a casing or a monitoring target secti...  
WO/2015/075980A1
A motor control device controls a motor for driving a load element having a periodical load torque variation and comprises: a voltage correction pattern storage unit (8) for storing a voltage correction pattern corresponding the angle of...  
WO/2015/074829A1
The invention relates to a control method for supplying power to the motor of a primary pump (120) after a loss of power supply from the main network (200) by means of an emergency electrical power supply (100), the method comprising: a ...  
WO/2015/074167A1
A plunger pump power control device and a control method thereof. The device comprises a control valve body (1), a valve core (2), a valve sleeve (3), a stop screwed plug (4), a spring pre-loaded mechanism (5), a feedback mechanism (6) a...  
WO/2015/071397A1
A piston-cylinder assembly (1) for a reciprocating compressor comprises a cylinder (2); a piston (4) inside the cylinder (2), the piston (4) defining a first (6) and a second working chamber (7) for compressing a working fluid; the worki...  
WO/2015/070114A1
A fluid pressurizing system includes a group of three intensifiers each including a reciprocating piston operable through a cycle at a frequency to discharge a flow of ultra high pressure fluid. The group of intensifiers is operable in a...  
WO/2015/067584A1
The invention relates to a thick-matter pump (10), comprising: a pumping unit (20), which has a pumping volume (V), a feeding channel (11) for sucking in the thick matter, and an outlet (21); a control device (40), which determines a fil...  
WO/2015/067582A1
The invention relates to a thick matter pump (10) comprising: a screw conveyor (30) having an inlet for thick matter to be pumped; a conveyor unit (20) having an outlet (21) for the thick matter to be pumped, wherein the thick matter is ...  
WO/2015/067346A1
The invention relates to a coupling compressor (1) for a compressed air system of a vehicle, comprising at least: a crankcase (6), a crankshaft (8) which is incorporated in the crankcase (6) for driving pistons, a front radial bearing an...  
WO/2015/061896A1
The problem arises of how to control a plurality of hydraulic pumps to achieve desired performance criteria, such as reduced wear and/or power consumption. The hydraulic pumps are operated in a hydraulic system for delivering hydraulic f...  
WO/2015/066219A1
A fluid system is provided including a fluid pump having an output and an electric motor coupled to the fluid pump. The electric motor is adapted to operate the fluid pump in response to an electrical signal. A controller adapted to comm...  
WO/2015/062698A1
The invention relates to a method for controlling knocking in a piston compressor (1) and to a piston compressor (1) that is designed to carry out the method according to the invention. The method according to the invention is characteri...  
WO/2015/066310A1
The present invention describes a reciprocating pump containing a pressure sensor assembly including a monitor, a computer, and a pressure sensor in electrical communication with the monitor to sense a pressure value of a fluid within th...  
WO/2015/065198A1
A system for feeding and pumping of less pumpable material in a conduit line (28)is disclosed,comprising at least one main pump (10) for feeding of said less pumpable material into the conduit line (28), and a receiver unit (50) for rece...  
WO/2015/064577A1
This work vehicle is provided with a front work device, and is provided with: a variable capacity hydraulic pump that is driven by an engine and that supplies pressure oil to an actuator that drives the front work device; an operation qu...  
WO/2015/058666A1
A compress overload-protection control method, comprising: checking the status of a compressor (S101); determining whether the compressor is under overload protection (S102); if the compressor is under overload protection, blocking the f...  
WO/2015/059800A1
In the case of conventional water supply devices that utilize multiple motor-driven pumps, the speed of each of said motors being controlled by an inverter, when supplying of water at a high flow rate that cannot be supplied by one pump ...  
WO/2015/057412A1
Apparatus and method for supplying lubricant to a plurality of lubrication sites. The apparatus includes a controller that diagnoses piston wear by driving the pump to achieve a predetermined pressure, stopping the pump with the piston i...  
WO/2015/056403A1
This invention reduces the probability of malfunctions in elements in a power-factor correction unit while keeping the breakdown voltage of said elements down. This power converter has a rectification unit (22) that rectifies an input al...  
WO/2015/052055A1
The invention relates to an electronic control device for a component of compressed-air generation, compressed-air processing, compressed-air storage, and/or compressed-air distribution, wherein the electronic control device (11) falls b...  
WO/2015/052136A1
The invention relates to a method for operating a pump unit comprising a pump and a drive motor for the latter, said pump unit being disposed in a fluid circuit that is to be filled with a liquid to be moved and in which the liquid to be...  
WO/2015/050411A1
The present disclosure provides an inverter module capable of driving two linear compressors through three upper arm elements and three lower arm elements. To this end, an inverter module according to an embodiment may include an inverte...  
WO/2015/049713A1
An electric oil pump (1) constructed by integrally combining an electric motor (2) with an oil pump (3), wherein: the electric motor is composed of a motor casing (10), a drive shaft (42) that is disposed in a motor housing chamber (12) ...  
WO/2015/049476A1
Autonomous module for the acceleration and pressurisation of a fluid while submerged. The invention relates to an autonomous module (10) for the acceleration and/or pressurisation of a fluid while submerged, comprising at least one pump ...  
WO/2015/045727A1
A gas control device (100) includes a first pump (101), a second pump (201), a first check valve (102), a second check valve (202), and a container (9). The container (9) has a characteristic in which the volume thereof changes in accord...  
WO/2015/046194A1
A refrigerant heating capacity is increased while suppressing an increase in weight or cost. A vehicular air-conditioning device (10) is provided with a heat-pump cycle (16) for heating operation in which an electric compressor (50) for ...  
WO/2015/046075A1
There is a demand for a control device for a vehicle oil pressure supply device that is able to compensate for an insufficient supply of oil when an electric oil pump is in the idling state, and is able to eliminate the idling state quic...  
WO/2015/044351A1
A method comprising determining a first temperature of an oil inside a compressor (1); determining a second temperature at a moveable part (5) of the compressor (1), wherein the second temperature at the moveable part (5) is determined a...  

Matches 1,251 - 1,300 out of 21,917