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WO/2020/249421A1 |
A hydraulic unit (100) for a dock leveler (200), wherein said hydraulic unit (100) comprises an hydraulic pump (106) driven by an electric motor (102), a hydraulic oil reservoir (101), at least one oil conduit (108, 110) being configured...
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WO/2020/239258A1 |
The present disclosure relates to a blended or hybrid power system with increased operating efficiency. The blended power system combines the advantages of electrical power with the advantages of hydraulic power when delivering power to ...
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WO/2020/229405A1 |
The invention relates to a hydraulic drive system consisting of at least two individual units (2), each of which has a hydraulic pump (14) that can be actuated by means of a drive (12) and that feeds pressurised fluid on the output side ...
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WO/2020/225024A1 |
The invention relates to a regulated brushless electric motor (100), in particular to a brushless DC motor, preferably for driving a compressor (300) for generating compressed air, in particular for a compressed-air consumer of a vehicle...
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WO/2020/225253A1 |
The hydraulic system according to the invention comprises: a hydraulic circuit with a low-pressure region and a high-pressure region; and a volume- and/or speed-variable hydraulic machine, which is driven by a first electric motor and wh...
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WO/2020/220695A1 |
Provided are a solid lubrication rotor pair of a gas pulser and a process method therefor. The solid lubrication rotor pair is in the form of a bimetal oil-free sliding bearing, and comprises an embedded solid lubrication rotor sleeve wi...
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WO/2020/220693A1 |
Disclosed is a gas pulser, comprising: a motor as well as a control system, a support frame (4), a housing, an air inlet end cover (8), an air inlet, an air outlet end cover (11), and an air outlet; an elastic connection system; and a ro...
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WO/2020/215153A1 |
A system for controllably establishing adhesion or friction with an external body. The system comprises a channel member and an interface member. The channel member comprises fluidic channels communicating positive or negative pressure. ...
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WO/2020/216453A1 |
A hydraulic system (100) for a working machine, the system comprising: a first electric machine (102) connected to a first hydraulic machine (104); a second electric machine (106) connected to a second hydraulic machine (108), an output ...
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WO/2020/213248A1 |
This high-pressure fluid discharge device (10) has: an input port (32) through which a high-pressure fluid is fed; a tank chamber (12) which stores the high-pressure fluid; and a discharge port (60) through which the high-pressure fluid ...
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WO/2020/195766A1 |
An inspection device (20) for a hydraulic machine, wherein a hydraulic circuit (21) includes a branch valve (33). An optical detection unit (24) has an inspection oil passage (41) connected to the branch valve (33) and provided with an i...
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WO/2020/196871A1 |
This excavator comprises a flow rate control valve that controls flow rate according to pilot pressure on each load side and bottom side of a plurality of hydraulic cylinders.
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WO/2020/186330A1 |
A pneumatic system includes a fluidic switching module having an air passage and a vent in fluid communication with the air passage. The pneumatic system also includes a sound attenuator coupled to the fluidic switching module, the sound...
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WO/2020/186841A1 |
A hydraulic control emergency operation device for a screw hoist, comprising: a hydraulic control device, which is arranged on a mobile vehicle, and is connected with a hydraulic driving device (25) through a high-pressure hose provided ...
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WO/2020/183891A1 |
According to the present invention, a connection switching device (45) connects a bottom-side oil chamber (15C) of a boom cylinder (15) and a bottom-side oil chamber (16C) of an arm cylinder (16) when the contraction of the boom cylinder...
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WO/2020/180336A1 |
A device, system, and process for turning hydraulic pressure into rotational force and for turning rotational motion into hydraulic pressure. An example of the device/system for performing the process comprises actuators, rotationally po...
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WO/2020/180982A1 |
Hydraulically amplified self-healing electrostatic (HASEL) transducers having a composite, multi-layered structure. Specifically, a layered composite structure is contemplated such that different ones of the layers are selected for elect...
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WO/2020/178158A1 |
A drive system (1) is proposed which is designed in particular as a robot (1a) and which has a fluid-operated linear drive (2), on the drive unit (7) of which linear drive, which drive unit can be driven so as to perform a drive movement...
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WO/2020/180986A1 |
Hydraulically Amplified Self-Healing Electrostatic (HASEL) transducers that are produced using a more efficient and consistent production method. The method may include joining a first shell material to a second shell material in an adjo...
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WO/2020/173833A1 |
The invention relates to a refilling unit for refilling hydraulic oil into a hydraulic system pre-pressurized by a low-pressure accumulator, characterized by a reservoir, in which a reservoir chamber having hydraulic oil is disposed and ...
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WO/2020/174295A1 |
Herein described is a hydraulic apparatus (100) comprising: a hydraulic device (105), a pump (140) suitable to pump an operator liquid towards the hydraulic device (105), an adjustable restrictor valve (170), a first hydraulic line (185)...
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WO/2020/170594A1 |
Provided is a construction machine in which is mounted a hydraulic system wherein a closed-circuit pump and an open-circuit pump are arranged in a pair, and which is able to operate stably even when the responsiveness of a switching valv...
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WO/2020/164963A1 |
The invention relates to a compressed-air braking system (DBA*) for a motor vehicle, which braking system comprises a compressed-air supply unit (1) having a compressor (2) and a plurality of brake circuits connected via a multiple-circu...
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WO/2020/158899A1 |
This unmanned vehicle control system is provided with: a determining unit for determining, on the basis of operating oil data supplied to a hydraulic actuator which is disposed in the unmanned vehicle and which is operated by means of th...
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WO/2020/156932A1 |
The invention relates to a hydraulic feedback control loop (1) and method for controlling a hydraulic actuating cylinder (3), in particular an adjustment cylinder for a working roll in a roll stand, which cylinder comprises a cylindrical...
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WO/2020/151990A1 |
The invention relates to a ventilation cap (11.1, 11.2) on a solenoid valve (1) in compressed-air installations, for example for vehicles, having a sealing element (12) which is arranged on a carrier element (18), wherein the carrier ele...
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WO/2020/154413A1 |
A tool for bleeding brakes includes a primary assembly, a quick-connect actuator assembly, and a nozzle fitting. The primary assembly has a hollow central shaft, a female quick-connect fitting, and a socket wrench at a distal end of the ...
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WO/2020/148667A1 |
The present invention provides an underwater-based accumulator system comprising at least one accumulator unit adapted to extract energy from a driving medium in the form of a liquid received in an inlet (13) at a pressure approximately ...
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WO/2020/122873A1 |
An air pressure driven DC voltage power supply includes both a pneumatic and a DC motor which are configured to convert the pneumatic energy in the tires of a vehicle to a DC voltage to provide power to a device.
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WO/2020/114546A1 |
The invention relates to a method for testing a hydraulic system (1), having a pump (2) which, in a first direction of rotation (3), conveys fluid to a first consumer (4) for a volume flow function and, in a second direction of rotation ...
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WO/2020/104090A1 |
The invention relates to a drive system (1) having an electric motor (2), having an inverter (3) assigned to said electric motor, and having a hydraulic actuator (6) which is actuatable by means of a hydraulic pump (4) controlled by the ...
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WO/2020/102408A1 |
Systems and methods for control of multi-function hydraulic commands of a multi -function electrohydraulic system are provided. In one aspect, a system for hydraulic control includes a first function in fluid communication with a first e...
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WO/2020/097699A1 |
The present patent relates to a hydraulic unit (U) that is compact and multifunctional since it is composed of two hydraulic pumps (1 and 2) positioned in parallel, with an interposed pneumatic cylinder (3), the shaft of which is coupled...
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WO/2020/099209A1 |
The present disclosure describes a hydrostatic transmission system that comprises a hydraulic pump and a hydraulic motor. First and second work lines interconnect the hydraulic pump and the hydraulic motor. The first work line is provide...
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WO/2020/097700A1 |
The invention comprises a smart system that provides a machine or item of equipment with just the quantity of oil that will be used to perform one particular movement or more than one movement, thereby dispensing with supplying excess oi...
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WO/2020/092824A1 |
The technology disclosed herein relates to a filter element having a first endcap, a second endcap, and filter media extending between the first endcap and the second endcap. The filter media defines a central opening and is coupled to t...
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WO/2020/083482A1 |
A hydraulic system (100) for a working machine, the system comprising: a first electric machine (102) connected to a first hydraulic machine (104); a second electric machine (106) connected to a second hydraulic machine (108), an output ...
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WO/2020/083483A1 |
Method for controlling a hydraulic system (100) for a working machine, the system comprising: a first electric machine (102) connected to a first hydraulic machine (104), the first hydraulic machine comprising an input side (116) and an ...
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WO/2020/074431A1 |
The invention relates to a pressure compensation device (1) designed for underwater applications and by means of which an interior of a container (39), which forms a fluid region (8), can be sealed with respect to the surrounding seawate...
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WO/2020/076391A1 |
An example valve includes: (i) a valve body comprising a supply port and an operating port; (ii) a sleeve comprising a first opening fluidly coupled to the supply port, a second opening fluidly coupled to the operating port, and a seat; ...
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WO/2020/077102A1 |
A method of performing wireless actuation by inductive heating of magnetic particles. The method provides a bladder having an inner surface and an outer surface, the inner surface forming an interior area, the bladder configured to expan...
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WO/2020/074588A1 |
The invention relates to movement apparatus (1) for industrial automation, particularly for handling a workpiece, comprising: a fluid actuator (2), to which a pressure fluid can be applied, having an actuating element (3), and a pressure...
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WO/2020/074245A1 |
A compressed-air treatment system (1) and a method for operating a compressed-air treatment system (1) are disclosed. The compressed-air treatment system (1) has a first valve unit (8) which is designed to charge a control line (7) for a...
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WO/2020/074083A1 |
Method for venting a pneumatic system of a vehicle, pneumatic system and vehicle Method for venting a pneumatic system(1) of a vehicle, the pneumatic system (1) comprising an air compressor(4),a pneumatic circuit(2), an air pressure mana...
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WO/2020/071977A1 |
A system (1) for condition monitoring of at least one component of a pressurized fluid system, said pressurized fluid system comprising at least one first tank (3) and at least one first pressurizing device for pressurized fluid (4) such...
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WO/2020/067084A1 |
Provided is a fluid circuit that uses a load sensing system and has high energy efficiency. The fluid circuit comprises: a pressure fluid source 2 for supplying a pressure fluid; a plurality of actuators 8, 9 connected to the pressure fl...
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WO/2020/059130A1 |
A hydraulic drive fan control device (21) is provided with: a variable capacity type hydraulic pump (2); a hydraulic motor (6) driven by pressure oil from the hydraulic pump (2); a hydraulic drive fan (7) driven by the hydraulic motor (6...
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WO/2020/053577A1 |
A prime mover and a plurality of hydraulic actuators, a hydraulic machine having a rotatable shaft in driven engagement with the prime mover and comprising a plurality of working chambers, a hydraulic circuit extending between a group of...
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WO/2020/048700A1 |
The invention relates to a pneumatic actuating element (5), to an exhaust air system, to a housing (3), and to a pneumatic actuator, which are designed to provide a possibility to collect exhaust air that is discharged when the pneumatic...
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WO/2020/048696A1 |
The invention relates to a control module (1) for an air treatment system of a utility vehicle, wherein the control module (1) comprises the following: a first and second pneumatic magnetic valve (4, 14) having a first or second coil (5,...
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