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WO/2015/190307A1 |
This hydraulic drive device (16) is provided with: a hydraulic line (47) that connects an intake port (17a) of a hydraulic pump motor (17) and a bottom chamber (4b) of a lift cylinder (4); and a hydraulic line (49) that connects the hydr...
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WO/2015/186414A1 |
The purpose of the present invention is to provide a hydraulic shovel: with which pressure interference during combined operation of a boom cylinder, an arm cylinder and a bucket cylinder can be avoided; which improves usability; and whi...
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WO/2015/182582A1 |
A compressed-air drying system is provided with: an air dryer (12) having a drying agent and a drain discharge port via which drainage liquid generated by regeneration of the drying agent is discharged; an oil mist separator (11) having ...
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WO/2015/182634A1 |
[Problem] To provide an actuator device with which it is possible to perform force control at a high output and a small size. [Solution] An actuator device (1000) is provided with an electromagnetic coil member (110) disposed around the ...
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WO/2015/178316A1 |
A shovel (1) is provided with: a boom cylinder (7) that receives at least one part of hydraulic oil that is discharged by a hydraulic pump (10R) as pump supply oil; a regenerated oil path (33) that causes at least one part of the hydraul...
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WO/2015/172875A1 |
The invention relates to an electromagnet for a hydraulic system, in particular for an automatic transmission of a motor vehicle, having an armature space, which can be flow-connected to hydraulic lines of the hydraulic system, is filled...
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WO/2015/172874A1 |
The invention relates to an electromagnet for a hydraulic system, in particular for an automatic transmission of a motor vehicle, having an armature space, which can be flow-connected to hydraulic lines of the hydraulic system, is filled...
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WO/2015/172981A1 |
The invention relates to a hydraulic system (1), comprising at least one hydraulic machine (4), which has a low-pressure side (5) having a low-pressure accumulator (10) and a high-pressure side (6) having a high-pressure accumulator (8)....
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WO/2015/173963A1 |
Provided is a hydraulic energy regeneration apparatus for machinery, the apparatus being provided with: a regeneration hydraulic motor driven by discharged returning oil; a first hydraulic pump mechanically connected to the regeneration ...
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WO/2015/168491A1 |
A digital valve positioner (114) for use with an actuator. The digital valve positioner includes a housing (126), at least one exhaust port opening formed in the housing, and a vent assembly (100) operatively coupled to the at least one ...
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WO/2015/163767A1 |
Actuator for use in subsea installations. The actuator comprises a pressure compensator (D) for limitation of temperature-induced pressure increase in a closed hydraulic system in the actuator. The pressure compensator comprises a piston...
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WO/2015/156681A1 |
The invention relates to a monitoring system (100) for in-situ monitoring of a state of a hydraulic system (200). The monitoring system (100) comprises: i) an hydraulic fluid inlet (80) for being coupled to the hydraulic system (200); ii...
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WO/2015/151263A1 |
A controller (8) sets a target flow rate of a regenerative hydraulic motor (71) to zero or to such a low flow rate that prevents a regeneration hydraulic path (16) from having a negative hydraulic pressure when a pressure (PS) detected b...
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WO/2015/151582A1 |
The purpose of this invention is to provide a work machine in which the pressure exerted on a device provided downstream of a hydraulic motor can be prevented from exceeding a pressure tolerance. Said work machine is provided with the fo...
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WO/2015/147718A1 |
Air drying device (1) suitable for drying air, gas, gases or similar in fluid systems, comprised of at least one housing (6) with at least one interior space (8) with at least one inlet (26) and at least one outlet (27), and at least one...
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WO/2015/143524A2 |
The present invention relates to a subsea hydraulic actuator with spring return, wherein the spring is directly exposed to sea water, is made of an inert material that is corrosion-resistant and has a special structure. The spring is mou...
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WO/2015/142364A1 |
A method is disclosed for determining off-temperature behavior of a solenoid fluid control valve. The method comprises performing a current sweep at a first temperature. The method further comprises choosing a first and second characteri...
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WO/2015/137213A1 |
A vehicular air supply system is provided with a first air-operated component operated by air pressure equal to or less than a first pressure value, a second air-operated component operated by air pressure equal to or less than a second ...
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WO/2015/123784A1 |
A hydraulic energy flow conversion device is for use in association with a compressed air storage unit and an input device. The input device is for inputting mechanical energy. The hydraulic energy flow conversion device includes a first...
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WO/2015/124150A1 |
The invention relates to a sealing lip (1) for a sealing element (2) for sealing two parts (10, 11) that can move in relation to one another, said sealing lip comprising at least the following components: a contact lip (3) having a lengt...
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WO/2015/123075A1 |
A turbocharger (1) includes a wastegate valve (30) supported on the turbine housing (8), and a pneumatic actuator (100) configured to actuate the wastegate valve (30). The pneumatic actuator (100) includes a housing (101) separated into ...
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WO/2015/120748A1 |
A four-state adjustable air path structure, which is an air storage-type pneumatic actuating mechanism. An air source (1) is respectively connected to an air storage tank (3) and a port a1 of a two-position three-way solenoid valve A (4)...
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WO/2015/122213A1 |
Provided is a hydraulic drive device for a construction machine with which cavitation can be prevented and regeneration efficiency can be improved. This device is equipped with: a regenerative motor (47) that regenerates energy from oper...
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WO/2015/117962A1 |
The invention relates to a series hydraulic hybrid system (1) for a vehicle, comprising: a hydraulic circuit (2) comprising a first hydraulic displacement unit (5) in fluid communication with a second hydraulic displacement unit (6), the...
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WO/2015/114736A1 |
A work machine hydraulic energy recovery device comprising a hydraulic pump, a hydraulic actuator to drive a work machine, an operating device to operate the hydraulic actuator, and a regenerating device to regenerate the hydraulic actua...
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WO/2015/111304A1 |
A control system (100) for a hybrid construction machine, said control system being equipped with: a regeneration passage switching valve (58) having a normal position, in which an operating fluid is shut off, and a regeneration position...
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WO/2015/111305A1 |
A control system (100) for a hybrid construction machine, said control system being equipped with: a main pump (MP1) that discharges an operating fluid and thereby drives an actuator (RM); a regenerative motor (M) driven by the operating...
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WO/2015/112052A1 |
The group of inventions relates to hydrodynamic systems and can be used in fields of industry which employ a pulsating mode of liquid flow. A method for generating vibrations in a liquid flow involves pre-separating a liquid from a pr...
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WO/2015/108817A1 |
A hydraulic system and methods for conserving energy in such system is disclosed. The hydraulic system includes a hydraulic actuator having a head end, a rod end and a piston disposed therebetween. The system also includes a pump that pu...
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WO/2015/108618A1 |
A system that provides localized monitoring of characteristics of instrument gas that a valve assembly (104) uses to modulate the flow of a working fluid (112). The system includes components (102) that generate an output in response to,...
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WO/2015/101185A1 |
An electronic control hydraulic-type or pneumatic-type kinetic energy recovery and re-releasing device, comprising a hydraulic accumulator (1), a pressure limiting valve (2), a heat sink (3), a reversing valve (4), a hydraulic pump/motor...
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WO/2015/094457A1 |
Self-adjusting spacer device, comprising: - a bushing (12) having a cavity (14) with a longitudinal axis (A), - a pin (16) having a shank (18) inserted into said cavity (14) and a head (20) projecting outside of said cavity (14), the cav...
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WO/2015/092933A1 |
A construction machine is equipped with: a turning body (20); a hydraulic motor (27) and an electric motor (25), which are mechanically linked to each other, and both of which drive the turning body; a hydraulic pump (41) for supplying p...
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WO/2015/091866A1 |
A flow monitoring system for a hydraulic apparatus (3) comprising means (10) for restricting the flow of hydraulic fluid to the apparatus (3) if a difference between an outward (5) flow rate of hydraulic fluid and a return (8) flow rate ...
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WO/2015/086933A2 |
The invention relates to a hydraulic circuit including devices connected to a high-pressure circuit (2) and a low-pressure circuit (16), and a booster system comprising a pump (20) taking the fluid from a tank (22) to supply the low-pres...
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WO/2015/086908A1 |
A hydraulic valve body (100) comprises two main ports (P1, P2) as well as comprises four outlet ports (C1+, C2+, C5+, C8+) and four respective inlet ports (C3-, C4-, C6-, C7-) for controlling hydraulic fluid between a channel system of t...
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WO/2015/082038A1 |
The invention relates to a valve device having a valve housing (20), through which passes a fluid channel (21), in which are formed a valve seat (24) and a valve member (22) which is accommodated such that it can be moved relative to the...
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WO/2015/083095A1 |
The present invention relates to an energy recovery system (1,10), and to the relevant method, wherein there are provided at least one variable displacement pump/compressor unit (3,30), at least one accumulator (4,40), at least one elect...
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WO/2015/080205A1 |
An oil pump (40) and the outlet (42a) of a strainer (42) are in communication with one another via oil path (43) formed on a valve body and oil path (44) formed on a transmission case. Oil path (44) and the intake port (82a) of an electr...
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WO/2015/075228A2 |
The invention relates to a control system with at least two channel‐guiding parts and an intermediate plate arranged between the two channel‐guiding parts. The intermediate plate comprises at least two flat metallic gasket layers as ...
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WO/2015/077462A1 |
A method of compressing a gas includes maintaining a first volume of liquid in a first high pressure chamber and maintaining a first volume of gas in a second high pressure chamber, wherein the first volume of gas is at a first pressure ...
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WO/2015/067617A1 |
Provided is a hydraulic circuit capable of solving a problem without having to solve by switching circuits that leads to operability deterioration, the problem being that a speed of a hydraulic cylinder lowers when an accumulator pressur...
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WO/2015/067618A1 |
Provided is a hydraulic circuit capable of efficiently recovering one and the other hydraulic energies for utilization by separating and recovering the same, one hydraulic energy being extruded from a hydraulic cylinder and the other hyd...
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WO/2015/067616A1 |
Provided is a hydraulic circuit capable of saving a pump flow rate while hydraulic fluid is being accumulated in an accumulator. The hydraulic circuit has: a couple of boom cylinders (7c1, 7c2) that simultaneously operate the same operat...
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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...
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WO/2015/055276A1 |
The invention relates to a control device, in particular for hydraulically controlling components of mobile working machines, consisting of at least one pressure supply connection (P) and a tank or return connection (T) in addition to tw...
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WO/2015/053094A1 |
A control system (100) for a hybrid construction machine, said control system being equipped with: a first and a second main pump (MP1, MP2) that supply operating oil; a boom cylinder (BC), which extends and thereby raises a boom when op...
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WO/2015/051672A1 |
A hydraulic oil cooler, comprising a casing (1); cooling tubes (2) are disposed inside the casing (1); an oil inlet and an oil outlet of the cooling tubes (2) are disposed outside the casing (1); the cooling tubes (2) are connected casca...
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WO/2015/051172A1 |
A hydraulic system includes a hydraulic circuit and a sensor for sensing a characteristic of hydraulic fluid of the hydraulic circuit. An energy harvester is configured to harvest energy from the hydraulic circuit. A controller interface...
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WO/2015/049687A1 |
A fluidic system is disclosed. The fluidic system comprises a switching valve having a fluidic oscillatory actuator, a first blowing actuator and a second blowing actuator. The first blowing actuator is switchable by the switching valve ...
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