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Patent Searching and Data


Matches 801 - 850 out of 27,729

Document Document Title
WO/2014/121497A1
An air compressor apparatus comprising a machine case body (1). Same has arranged therein an air compressor. A motor (21) drives a piston head (26) of a piston body (25) to move reciprocatively within a cylinder (3), thus allowing compre...  
WO/2014/121498A1
An air compressor apparatus that obviates the need for a mechanical pressure safety valve to be installed to allow an air compressor to be kept within a pressure safety value range during an operational phase, and provides a structure th...  
WO/2014/124309A1
The operating performance and reliability of a pump, e.g. a hydraulic pump, can be significantly improved by incorporating an actively controlled positive displacement control valve in fluid communication with a fixed displacement pump, ...  
WO/2014/120651A1
Apparatuses, methods, and systems of multiple load control for variable frequency drive harmonic mitigation are disclosed. An exemplary embodiment includes a system including a plurality of loads including at least one compressor configu...  
WO/2014/119144A1
Provided is an air compressor which exhibits improved reliability by resolving problems relating to drainage discharge defects, and exhibits improved energy efficiency. The air compressor comprises: a compressor body which compresses air...  
WO/2014/115350A1
A refrigerator (100) is provided with a compressor (1), a condenser (2), an expansion valve (3), an evaporator (4), and a refrigerant tube connecting these components, a flame propagation inhibiting device (8) being provided to a dischar...  
WO/2014/117013A1
Methods and systems for controlling a chiller system to achieve control stability while maintaining optimum efficiency. Particularly, methods and systems for controlling a centrifugal compressor speed and an inlet guide vane position tha...  
WO/2014/117012A1
Generally, apparatuses, systems, and methods are described to vent refrigerant vapor from the refrigerant pump line using a vent line, such as during priming of the pump and/or during a startup of the compressor, directed to a relatively...  
WO/2014/114659A1
The invention relates to a multi-stage piston compressor for compressing compressible media, comprising the following features and components: - at least one first and at least one second compressor stage, each comprising at least a cyli...  
WO/2014/072409A3
The invention relates to a system with a first electric motor (12) and a second electric motor (14) which are mechanically coupled to each other via a common line section (17) of the system. The line section (17) exhibits a natural torsi...  
WO/2014/113777A1
Apparatuses, methods, and systems offering enhanced robustness, efficiency and rated voltage operability for refrigerant compressor drives are disclosed. An exemplary embodiment is a method of operating a variable frequency drive. The me...  
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/2014/110139A1
A high-pressure fuel pump for an internal combustion engine is described. The high-pressure fuel pump includes an improved configuration that beneficially simplifies certain features of the high-pressure fuel pump. More specifically, the...  
WO/2014/102983A1
Provided is a control device for a vehicle drive device, with which the size of a surge absorption circuit that absorbs surges occurring during operation of an electromagnetic oil pump can be reduced. The drive frequency (F) that operate...  
WO/2014/066687A3
Systems and methods for sump pump remote monitoring can include control circuitry integrated into a portable housing, with a backup sump pump connected to the control circuitry. The control circuitry can be powered by a line power and wh...  
WO/2014/097709A1
Provided is a hydraulic control device for machinery that performs cutoff control during necessary operations even when the hydraulic pump discharge pressure exceeds a cutoff pressure. The hydraulic control device is provided with: a var...  
WO/2014/095207A1
Valve devices for a hydraulic circuit, having an actuator unit (10) with an electromagnetic circuit (14), which electromagnetic circuit is composed of an armature (22) movable in translational fashion, of a core (20), of an energizable c...  
WO/2014/100710A1
A system and method for controlling a system that includes a variable speed compressor are described. The method can provide improved accuracy in the control of a system, for example, a heating, ventilating, and air condition (HVAC) syst...  
WO/2014/095859A1
The invention relates to an air pressure generation device for a rail vehicle (10), with a compressor unit (18; 18.a; 18.b) for generating air pressure for a compressed air system (12) and a control unit (20; 20.a; 20.b) for controlling ...  
WO/2014/097345A1
An oil supply device (1) is equipped with: a main pump (5) driven by an engine (E) and capable of supplying oil to an automatic transmission mechanism (6) and an oil pressure control valve (7); an electric motor (M); a sub-pump (11) that...  
WO/2014/091266A1
The subject invention provides a fluid flow apparatus for transporting a fluid to inflate and deflate a device including a pumping device (54) and a housing (12) defining a chamber (36), an inlet port (38), a fill port (40), and an exhau...  
WO/2014/090873A1
The invention relates to a method for controlling a vehicle compressor. In said method, the switching on and off of the compressor is controlled by a control device, wherein the time at which the compressor is switched back on after a co...  
WO/2014/091690A1
This regulator (10) is provided with a feedback lever (24) which moves a compensator sleeve (32) in the axial direction of a compensator spool (30). The compensator spool (30) and the compensator sleeve (32) form an autogenous pressure i...  
WO/2014/087978A1
A work machine is provided with an inverter (9A) for controlling an assist torque amount (Tm) to an engine from a motor generator (2) on the basis of the size of a deviation (e) of the actual speed of the engine (1) from a target speed, ...  
WO/2014/009983A3
A system is described, in particular for cleaning, comprising: at least one high-pressure pumping unit (1) adapted to pump water or other similar fluids with a high output pressure; at least one electric motor (3) connected to the variab...  
WO/2014/084013A1
A waste heat power generation device (G) having: an evaporator (1) that recovers waste heat energy and evaporates a working medium; an expansion turbine generator (2) that generates power by means of the working medium supplied from the ...  
WO/2014/079625A1
A valve device (34) is described for use in a fuel injection system, with an inlet (32) for connecting to a delivery chamber of a high pressure pump and with an outlet (36) for connecting to a high pressure accumulator, wherein the valve...  
WO/2014/072409A2
The invention relates to a system with a first electric motor (12) and a second electric motor (14) which are mechanically coupled to each other via a common line section (17) of the system. The line section (17) exhibits a natural torsi...  
WO/2014/073427A1
A refrigerator status determination device (30) equipped with: an acoustic signal acquisition unit (31) that acquires an acoustic signal, which is time-series data for the magnitude of a signal for the sound of the operation of a refrige...  
WO/2014/073264A1
On the basis of a measurement result obtained during a test operation of a system, a controller (100) determines a control target (a new control target) for maintaining the pressure inside a branch tube at or above a second target value....  
WO/2014/072195A1
A peristaltic pump (1) comprises a flexible tube (2) for guiding a liquid to be pumped, a compression mechanism (5) being actuatable for compressing the flexible tube (2), an upstream valve mechanism (3) arranged in an upstream direction...  
WO/2014/073265A1
In this line control device (100), which controls how open or closed a supply line that connects equipment to a fluid supply source is, a storage unit (12, 16) stores information that identifies an operating state and a non-operating sta...  
WO/2014/068728A1
[Problem] To reduce power consumption by a feed water pump in a time zone when electric power demand is large. [Solution] A feed water control system (1) is provided with: a first water tank (an elevated water tank (13)); a feed water pu...  
WO/2013/034284A8
System for storing energy by means of compressed air, wherein: - a storage volume takes in air under elevated pressure pH, - ambient air is compressed in order to store energy and brought into the storage volume, - for removal from stora...  
WO/2013/061346A3
A system is described, in particular for cleaning, comprising: at least one high-pressure pumping unit (1) adapted to pump water or other similar fluids with a high output pressure; at least one electric motor (3) connected to the high-p...  
WO/2014/067599A1
The invention relates to a method and device for preparation of compressed air in motor vehicles, wherein ambient air is drawn in and compressed by a compressor (2) driven by the drive motor of the motor vehicle, is dried in an air dryer...  
WO/2014/066551A1
Embodiments of the invention provide battery backup sump pump (BBU) systems and methods. The BBU systems and methods can be used with a battery and an alternating current power source to charge the battery. The BBU systems and methods ca...  
WO/2013/060456A8
The invention relates to an air-conditioning compressor for a motor vehicle, the pressure chamber (18) of which is connected to a high-pressure-side port (26) and the suction chamber (16) of which is connected to a low-pressure-side port...  
WO/2014/066687A2
Systems and methods for sump pump remote monitoring can include control circuitry integrated into a portable housing, with a backup sump pump connected to the control circuitry. The control circuitry can be powered by a line power and wh...  
WO/2014/059480A1
A vehicle for line marking, having a steering mechanism (10) including: a directional wheel (5) that pivots about a steering shaft (12) coupled to a steering actuator (13); a control actuator (21) responsive to a steering wheel (22); and...  
WO/2014/061741A1
A work machine comprises a variable-capacity pump (2), an actuator (5) driven by oil discharged by the pump (2), an open-center actuator flow rate control valve (4) for controlling the rate at which hydraulic oil flows to the actuator (5...  
WO/2014/061507A1
In order to prevent the closing of a pressure compensation valve on a lower load-pressure side and thus to prevent a reduction in speed or stopping of the actuator on the lower load-pressure side when saturation occurs in a combined oper...  
WO/2014/055524A1
Embodiments to help detect operation conditions of a compressor of a TRU in real time by a genset are disclosed. The operation conditions of the compressor can be determined by monitoring a parameter pattern of the genset, such as value ...  
WO/2014/048418A1
The invention relates to a method for actuating an electrically commutated fluid working machine (1), wherein the actuation of the electrically controllable valves (11) of the electrically commutated fluid working machine (1) is effected...  
WO/2014/048842A1
The invention relates to a hydraulic apparatus (1) including: a casing (6) defining a first assembly; a shaft (2) defining a second assembly; said first and second assemblies being freely rotatable relative to one another; a multi-lobe c...  
WO/2014/047769A1
A reciprocating low-speed heavy-load hydraulic pump with a variable action area comprises a plurality of hydraulic cylinder units (3) and moving members (1, 2). Two ends of the hydraulic cylinder units (3) are separately connected with t...  
WO/2014/052307A1
A system and method includes a power supply that generates an alternating current power for powering a compressor with a capacitor, a voltage sensor that measures voltage values based on the alternating current power, a current sensor th...  
WO/2014/050195A1
Provided is a control device capable of further equalizing the degradation levels of pumps. An air-conditioning system controller (110) controls a plurality of inverter-driven inverter pumps disposed between a refrigerator and an air con...  
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/2014/047377A2
Methods, computer readable media, and apparatus are disclosed for decompressing an air compressor. The methods including compressing air, the compressed air flowing through a first path through a first non-return valve to a first receive...  

Matches 801 - 850 out of 27,729