952 results about "Fluid supply" patented technology

Disclosed is a flow path switching device including: a case including a first nozzle into which fluid is introduced, a second nozzle through which fluid is discharged, a plurality of inner outflow pipes through which fluid supplied from the first nozzle flows, a plurality of inner inflow pipes through which the fluid supplied to the second nozzle flows, and a flow path connection portion in which a space is formed to communicate the plurality of inner outflow pipes with the first nozzle or to communicate the plurality of inner inflow pipes with the second nozzle; a valve rotatably disposed in the space of the flow path connection portion, and having a first chamber connecting one of the plurality of inner inflow pipes and the first nozzle according to placement, and a second chamber connecting one of the plurality of inner outflow pipes and the second nozzle; and a motor disposed in one side of the valve and rotating the valve. Each of the first nozzle, the inner outflow pipe, and the flow path connection portion forms a flow path perpendicular to each other inside. A first chamber hole connecting the first chamber and a nozzle flow path formed inside the first nozzle is formed in the valve. A cross-sectional area of the nozzle flow path is reduced to a size corresponding to the first chamber hole from an inlet portion of the first nozzle towards the flow connection portion.

A method for performing simultaneous operations at a wellsite comprising two or more adjacent wellheads, each respectively connected to a well, may include the following steps: providing a fluid supply via upstream equipment to an intermediate supply point; fluidly connecting the intermediate supply point to a single wellhead, the fluidly connecting comprising connecting a first end of a flexible pipe to the intermediate supply point and a second end of the flexible pipe to a first wellhead; performing a wellbore operation on a first well using the fluid supply from the upstream equipment supplied to the first wellhead; disconnecting the second end of the flexible pipe from the first wellhead; and connecting the second end of the flexible pipe to a second wellhead.

An injection molding system is provided. A mixing unit is configured to mix a flowable polymeric material with a blowing agent to form a mixture. A fluid supply unit is configured to provide the blowing agent to the mixing unit. The fluid supply unit includes an injection outlet coupled to the mixing unit, a compressor configured to generate the blowing agent, an injection valve disposed between the injection outlet and the compressor and configured to receive the blowing agent from the compressor through a first passage, and a cleaning mechanism configured to clean the injection valve. The cleaning mechanism includes a control valve coupled to the compressor through a second passage and coupled to the injection valve through a third passage connected to the first passage, and an actuating device configured to actuate the control valve. The blowing agent is flowable to the injection valve through the control valve.

A protection device including: a wearable structure to be worn by an user; an airbag configured to be attached to the wearable structure in a contracted state during standby, and configured to inflate to surround a protection target portion in a spiral and cylindrical form at completion of expansion, the airbag including one end fixed to the wearable structure, and the other end located on an opposite side to the one end, the airbag being configured to inflate with the other end separated from the wearable structure when the airbag is expanded; and a fluid supplier connected to the airbag and configured to supply fluid into the airbag.

The present invention relates to an apparatus for treating a substrate, and more particularly, to an apparatus for dry-treating a substrate by using a supercritical fluid. The apparatus for treating a substrate includes: a vessel having a treatment space; a support unit for supporting a substrate in the treatment space; a fluid supply unit for supplying a treatment fluid to the treatment space; a fluid exhaust unit for exhausting the treatment fluid from the treatment space; a heating unit installed in the vessel to heat the treatment space; and a temperature measurement unit installed in the vessel to measure the temperature of the treatment space, in which the vessel includes: a housing providing the treatment space; and a cover unit for covering a part or an entirety of an inner wall of the housing exposed to the treatment space in the inner wall of the housing, and the temperature measurement unit includes a temperature sensor provided between the housing and the cover unit.

A vacuum system comprises at least a pneumatic positioning device comprising a mount configured to hold an effecting element and a pneumatic actuator connected to the mount. A control valve is connected to the pneumatic actuator and to a fluid supply. A fluid sensor measures the pressure of the pneumatic actuator. A method includes applying a controlling signal to the control valve to vary the pressure of the pneumatic actuator and move the mount from a starting position to an end position, monitoring the pressure of the pneumatic actuator by the fluid sensor, determining when the mount arrives at the end position, and deriving the controlling parameters based on processing a set of observed parameters, wherein the set of observed parameters comprises at least the controlling signal, the varying pressure, and arrival information of the mount at the end position.

A substrate processing method includes: forming a liquid film of a protective liquid, which covers a front surface of a substrate, by supplying the protective liquid, which protects a front surface pattern of the substrate, to the front surface where a liquid processing using a processing liquid has been performed; loading the substrate with the liquid film formed thereon into a processing container; supplying a pressurized processing fluid into the processing container, replacing the processing liquid on the substrate with the pressurized processing fluid supplied while maintaining an internal pressure of the processing container at a level where the processing fluid remains in a supercritical state, discharging the processing fluid from the processing container, and drying the substrate; and cleaning a rear surface of the substrate by supplying a cleaning liquid to the rear surface, wherein the cleaning is performed at least while the forming the liquid film is performed.

The present disclosure relates to a quick fill device for use with a valve assembly, and related methods of filling a pressure vessel. A valve assembly that can be secured to a pressure vessel includes a vessel, a fill valve, and an overfill valve. A preferred example of the device includes a body, a valve trigger pin, a vent trigger pin, and a handle. A valve engagement end of the body can be releasably secured within the vessel. At this point, moving the handle to an open position causes the valve trigger pin to force the fill valve to an open configuration, and causes the vent trigger pin to force the overfill valve to a fluid venting configuration. A rigid fill tube is in fluid supply communication with a fuel supply port of the body. The fill tube and the handle can be elongate, and extend in a common direction.

A storage and processing tank having a jet line with injection nozzles, agitators, and a fluid supply line, is used to maintain cement waste in an injectable form prior to injecting the materials into a subterranean formation for disposal.

The utility model provides a fluid supply cup which comprises a cup cover, a lining and an outer cup, and the cup cover is matched with the outer cup and the lining. The outer cup is provided with a locking ring, the locking ring can rotate in the axial direction of the outer cup, the outer cup and the locking ring are assembled together, the locking ring is located at the locking position, and the locking ring, the cup cover, the lining and the outer cup are connected into a whole. When the locking ring is located at the assembly position, the cup cover can be separated from the opening end of the outer cup. The outer cup and the locking ring are in wedge fit and are integrally assembled through an anti-falling function; the locking structure and the releasing structure of the cup cover are matched through the locking ring, and assembling and separating of the cup cover and the locking ring are achieved. Therefore, after the cup cover is detached, the cup cover can be separated from the outer cup, and the locking ring is kept on the outer cup. The operation of dismounting the locking ring is omitted, and the replacement efficiency is improved; meanwhile, waste caused by discarding the locking ring is avoided, and the production cost is saved. The packet integration design makes the disassembly process more efficient and reduces waste.

A substrate processing apparatus configured to dry a substrate with a processing fluid in a supercritical state includes: a processing vessel; a substrate holder configured to hold the substrate horizontally within the processing vessel; a first supply line connected to a first fluid supply provided at the processing vessel and configured to supply the processing fluid into the processing vessel; a drain line connected to a drain unit provided at the processing vessel and configured to drain the processing fluid from the processing vessel; a bypass line branched off from the first supply line and connected to the drain line, the bypass line being configured to allow at least a part of the processing fluid flowing in the first supply line to be drained into the drain line without passing through the processing vessel; and a bypass opening / closing valve configured to open or close the bypass line.

This invention provides a gearbox that is advantageous in suppressing the jamming of foreign objects in the main lip portion, which is provided with multiple screw threads. [Solution] A reduction gear comprising a reduction mechanism having an external gear and an internal gear that mesh with each other, a case 16 having an internal space 32 inside that houses at least a part of the reduction mechanism, an internal member 18 disposed inside the case 16, and a seal body 38 disposed between the case 16 and the internal member 18, wherein one of the case 16 and the internal member 18 is an output member that outputs rotation, the seal body 38 comprises a main lip portion 58 that contacts a main seal surface 68 provided on one of the internal members which is one of the case 16 and the internal member 18, a plurality of screw portions 72 provided on the main lip portion 58 that increase the amount of fluid supplied to the internal space side in the axial direction when the case 16 and the internal member 18 rotate relative to each other, and a capture portion 76 capable of capturing foreign matter that is about to flow from the internal space 32 to the main lip portion 58 side.

A gas supply device of the disclosure includes: a liquefied gas vessel in which liquefied gas is stored; an injector configured to discharge the liquefied gas sucked from the liquefied gas vessel; a first liquefied gas supply path through which the liquefied gas is selectively allowed to flow from the liquefied gas vessel toward the injector; a gas supply path through which gas is selectively supplied to a gas utilization unit, the gas being obtained by vaporizing the liquefied gas flowing in from the injector during flowing through the gas supply path; and a drive fluid supply path through which the gas obtained in the gas supply path is selectively supplied as a drive fluid to the injector.

A tire inflation assembly includes a housing that includes a fluid supply port and at least partially defining a fluid chamber in fluid communication with the fluid supply port. The tire inflation assembly further includes a first valve subassembly operatively connected to the housing and in fluid communication with the fluid chamber, wherein the first valve subassembly is configured to be operatively connected to and in fluid communication with a first tire. The first valve subassembly includes a first fluid valve and a second fluid valve each disposed between and in fluid communication with the fluid chamber and with the first tire. The first fluid valve is configured to open responsive to a pressure differential between the fluid chamber and the first tire, and the second fluid valve is configured to open responsive to pressure in the fluid chamber being greater than a first pressure threshold.

A drilling tool (200, 300) for use in a well is provided, and which is being adapted to connect to a downhole hydraulic fluid supply (137). The drilling tool (200, 300) comprises at least one anchoring member (207, 309) having an inner face contactable by hydraulic fluid from said downhole hydraulic fluid supply (137) and being moveable radially, by means of pressurised hydraulic fluid from said downhole hydraulic fluid supply (137) acting upon said inner face, with respect to the longitudinal axis of the drilling tool (200, 300), between:—a retracted position in which the at least one anchoring member (207, 309) is spaced apart from an inner surface of the well; and an extended position in which the anchoring member (207, 309) contacts an inner surface of the well. A drilling member (315) having a longitudinal axis, and having an inner face contactable by hydraulic fluid from said downhole hydraulic fluid supply (137), is rotatable in use about said longitudinal axis, wherein the drilling member (315) is arranged within the drilling tool (200, 300) such that the longitudinal axis of said drilling member (315) is substantially perpendicular to said longitudinal axis of said drilling tool (200, 300). The drilling member (315) is also moveable radially by means of pressurised hydraulic fluid from said downhole hydraulic fluid supply (137) acting upon said inner face thereof. The drilling member (315) is also moveable radially, by means of pressurised downhole hydraulic fluid from said downhole hydraulic fluid supply (137) acting upon said inner face, with respect to the longitudinal axis of the drilling tool (200, 300) between:-a retracted position in which the drilling member (315) is spaced apart from an inner surface of the well; and an extended position in which the drilling member (315) contacts an inner surface of the well. The inner face of the anchoring member (207, 309) is in fluid communication via said hydraulic fluid with the inner face of the drilling member (315) such that both respective inner faces experience the same pressure of the said hydraulic fluid acting upon them. A method for drilling through a sidewall in a tubular in a well is also provided.

A gel fiber manufacturing apparatus includes: a first ejection portion configured to eject a main liquid containing a core liquid; a second ejection portion provided to surround a radially outer side of the first ejection portion and configured to eject a sheath fluid that hardens the core liquid; and a sheath fluid supply portion configured to alternately apply to the sheath fluid a constant pressure and a high pressure to supply the sheath fluid to the second ejection portion, the high pressure being higher than the constant pressure.

The present invention relates to a pogo pin cooling system and a pogo pin cooling method and an electronic device testing apparatus having the system. The system uses a cooling fluid supply module for the cooling of the pogo pin, and the cooling fluid may be either a coolant or a cooling gas. When an electronic device is accommodated in the chip socket, the cooling fluid supply module supplies a cooling fluid into the chip socket through the cooling fluid supply channel and the inlet, and the cooling fluid passes through the pogo pins and then flows into the cooling fluid discharge channel through the outlet. In the present invention, the cooling fluid is mainly used to cool not only the pogo pins in the chip socket but also the bottom surface of the electronic device and the solder ball contacts on the bottom surface.

The invention discloses a magnetorheological polishing liquid supply system and method based on a jet technology, and relates to the technical field of magnetorheological polishing, the magnetorheological polishing liquid supply system comprises a liquid storage and conveying module, the liquid storage and conveying module comprises a liquid storage device, a conveying device and a pulsation attenuation module, and the magnetorheological pulsation attenuation module is provided with a magnetorheological pulsation attenuator which is connected in series between an outlet of a servo variable pump and a conveying pipeline; the spraying execution module comprises a nozzle and a position adjusting assembly; the multi-dimensional detection module comprises a visual sensor, a Coriolis flow meter and an MEMS pressure sensor; the modeling and predicting module is used for calculating pipeline resistance according to the relative position of the nozzle and the workpiece and predicting pulsation by decomposing a pump pulsation rule through Fourier transform; and the dynamic regulation and control module is used for controlling the attenuator to counteract the pulsation according to the pulsation prediction output reverse current, and regulating the displacement and the rotating speed of the pump in real time through a fuzzy PID algorithm in combination with preset target flow and pressure. The problem that in the prior art, the injection parameter control precision is limited is solved, and high-precision regulation and control are achieved.

The present invention provides a method for leakage testing of an electrostatic chuck. The method for leakage testing of an electrostatic chuck comprises: a mounting step of mounting the electrostatic chuck on a test stage of a testing chamber; a loading step of loading a dummy substrate in an upper surface of the electrostatic chuck; a decompression step of decompressing an interior of the testing chamber; a tracking fluid supply step of supplying a tracking fluid with visibility to a flow path of the electrostatic chuck; a photographing step of photographing the electrostatic chuck; and a determination step of determining whether a leakage occurs in the flow path by examining an image photographed in the photographing step.

Systems, methods, and apparatus for producing wellbore fluids using drill cuttings, geopolymers, and / or mine tailings, and compositions relating to the same are disclosed. The drill cuttings, geopolymers, and / or mine tailings may be used to create appropriate wellbore fluids to be used in wellbore fluid supply systems, such as spacer fluids, lead barrier fluids, tail barrier fluids. In one embodiment, the wellbore fluids result in one or more substantially impermeable barrier sheaths within the wellbore, which barrier sheaths may be cementitious or non-cementitious.

An apparatus 100 comprising: a plasma generating vessel 1 is defined. The vessel 1 comprises an electrode 10,20,30 and a fluid supply system 70. An electrical supply system 60 is also described which

The apparatus includes a support unit to support the substrate in a treatment space of a process chamber, a first fluid supply unit to supply a supercritical fluid having an organic solvent dissolved in the supercritical fluid, to the treatment space, a second fluid supply unit to supply the supercritical fluid having no organic solvent dissolved in the supercritical fluid, to the treatment space, an exhaust unit to exhaust the treatment space, a controller to control the first fluid supply unit, the second fluid supply unit, and the exhaust unit. The controller controls the first and second fluid supply units such that the supercritical fluid having no organic solvent dissolved in the supercritical fluid is supplied to the treatment space through the second fluid supply unit, after the supercritical fluid mixed with the organic solvent is supplied to the treatment space through the first fluid supply unit.

A pressure vessel unit includes a plurality of pressure vessels, first end plugs, second end plugs, a joining portion, and bolts. Each pressure vessel has both ends in the longitudinal direction that are open. Each first end plug is provided in a corresponding one of the pressure vessels, seals an opening on one end side in the longitudinal direction, and is provided with a fluid supply passage through which fluid is supplied to the pressure vessel. Each second end plug is provided in a corresponding one of the pressure vessels, seals an opening on the other end side in the longitudinal direction, and is provided with a fluid discharge passage through which the fluid is discharged from the pressure vessel. The joining portion connects the pressure vessels. Each bolt is fixed to the second end plug to be mountable and removable and closes the fluid discharge passage.

Systems, methods, and apparatus for producing coated drill cuttings and for producing wellbore fluids using coated drill cuttings, and compositions relating to the same are disclosed. The coated drill cuttings may be used to create appropriate wellbore fluids to be used in wellbore fluid supply systems, such as spacer fluids, lead barrier fluids, tail barrier fluids. In one embodiment, the wellbore fluids result in one or more substantially impermeable barrier sheaths within the wellbore, which barrier sheaths may be cementitious or non-cementitious.

A distillation method includes supplying a batch type distillation column with a liquid that is a process fluid; increasing pressure and temperature of a fluid, with a compressor and supplying the fluid to a reboiler; exchanging heat in the reboiler between the liquid, which has been supplied to the distillation column, and the fluid, which has been increased in pressure and temperature, to heat the liquid and acquire overhead vapor and to condense the fluid; delivering the overhead vapor to a condenser and condensing the overhead vapor into a condensate through heat exchange, removing the condensate; removing residual liquid from the distillation column; and regulating pressure of the distillation column to distill the liquid with heat generated by a heat pump operated over a narrower temperature rising range in the pressure-temperature increasing step.

This invention discloses a toilet cleaning fluid supply device and toilet that prevents residual liquid, relating to the field of toilet accessory technology, including a storage tank for storing cleaning fluid. This toilet cleaning fluid supply device and toilet, which prevents residual liquid, mixes cleaning water and cleaning fluid through a diversion component, allowing the cleaning fluid and cleaning water to fully contact and generate foam before discharge. The mixed water flow rinses the inner wall of the toilet seat once, and then a sealing mechanism seals the outlet pipe. At this time, the mixed water flow performs internal self-flushing along the diversion component, the supply pipe, and the mixing mechanism, preventing residual cleaning fluid from each discharge, thus avoiding insufficient cleaning fluid concentration and pipe blockage. Finally, releasing the sealing mechanism allows a small portion of the water mixed with cleaning fluid to perform a secondary rinsing of the inner wall of the toilet seat, ensuring that the cleaning fluid supply device can thoroughly clean the inner wall of the toilet seat.

The invention relates to a fluid supply device for an electrochemical system, comprising at least one housing (14a; 14b; 14b; 14c, 14c; 14 d; 14e, 14e; 14f, 14f; 14 g; the time is 14 hours; 14i) for introducing a fluid, in particular air, into the housing (14a; 14b; 14b; 14c, 14c; 14 d; 14e, 14e; 14f, 14f; 14 g; the time is 14 hours; 16i) in the fluid inlet (14a; 16b, 16b; 16c, 16c; 16d, 16d; 16e, 16e; 16f, 16f; 16 g; the time is 16 hours; 16i) arranged in the housing (14a; 14b; 14b; 14c, 14c; 14 d; 14e, 14e; 14f, 14f; 14 g; the time is 14 hours; 14i) for supplying power to an electrochemical cell (20a; 20b; 20b; 20c, 20c; 20d, 20d; 20e, 20e; 20f, 20f; 20 g; 20 hours; 18i) for supplying fluid to a process fluid unit (18a; 18b, 18b; 18c, 18c; 18 d; 18e, 18e; 18f, 18f; 18 g; the time is 18 hours; it is proposed that the fluid supply device comprises a housing (14a; 18b) arranged in the housing (14a; 14b; 14b; 14c, 14c; 14 d; 14e, 14e; 14f, 14f; 14 g; the time is 14 hours; 14i) of the electronic cooling unit (22a; 22b; 22c; 22c; 22 d; 22e; 22e; 22f, 22f; 22 g; the time is 22 hours; 22i) for conducting a fluid on an electronic unit (24a; 24b) of the electrochemical system by means of a fluid; 24b, 24b; 24c, 24c; 24 d; 24 d; 24e, 24e; 24f, 24f; 24 g; the time is 24 hours; 24i) of the heat exchanger (24).

The present invention relates to an electric machine with a rotor rotatable about a rotor axis, comprising a hollow rotor shaft and a rotor body, in particular a rotor lamination stack, wherein the hollow rotor shaft has an end-face shaft opening for introducing cooling fluid into a shaft channel of the rotor shaft, wherein the hollow rotor shaft comprises at least one shaft outlet opening at at least one shaft outlet location for cooling the rotor or a stator winding of a stator of the electric machine, wherein the at least one shaft outlet opening is formed in a channel section of the shaft channel, which has a channel circumferential wall on which a wall film of the cooling fluid can be generated for supplying the shaft outlet opening with fluid and which has a channel radius, wherein a static fluid supply element is provided for supplying the cooling fluid into the shaft channel of the rotor shaft.wherein the fluid supply element has at least one fluid outlet opening into the shaft channel, wherein the flow cross-section of the fluid outlet has a radial extent in the radial direction with respect to the rotor axis, wherein the radial extent of the flow cross-section is provided exclusively outside the rotor axis, and wherein the flow cross-section has a mean radius which lies midway between an outer radius of the fluid outlet and an inner radius of the fluid outlet, characterized in that the ratio of the mean radius of the flow cross-section of the fluid outlet to the channel radius is in a range between 0.6 and 1, specifically in particular between 0.7 and 1, between 0.8 and 1, between 0.9 and 1 or between 0.95 and 1.

Provided is a robot cleaner in which cleaning fluid is supplied to a mop which rotates and moves up and down as necessary. A robot cleaner according to one aspect of the present invention comprises: a main body; a mop unit, below the main body, in which a mop that can rotate about a mop rotation axis running in the longitudinal direction is installed; and a fluid supply unit for supplying a fluid to the mop unit, wherein the mop unit includes: a mop plate in which the mop is installed, which can rotate about the mop rotation axis, and which supplies fluid to the mop through a first flow path through which the fluid can be introduced; and a flow path connector which is installed such that the rotation thereof is limited when the mop plate rotates, and which supplies the fluid to the mop plate through a connection flow path connecting the first flow path and the fluid supply unit.

Provided is a gripper in which a sensor can easily be disposed while limiting the number of components, regardless of the number of master jaws that are arranged.　The present invention provides a gripper comprising a main body, a piston, a plurality of master jaws, and a sensor, wherein: the main body has a cylinder chamber and a plurality of guide grooves; the cylinder chamber is configured to be supplied with and to discharge a fluid; the piston is configured to move back and forth along a central axis within the cylinder chamber by means of the fluid supplied to and discharged from the cylinder chamber; the guide grooves are configured to extend in a radial direction orthogonal to the central axis; the master jaws are configured such that a gripping member for gripping a workpiece can be attached thereto, and are configured to move back and forth along the guide grooves in conjunction with the piston; and the sensor is disposed along the central axis and is configured to detect the position of the piston in the direction of the central axis.