9356 results about "Pressure detection" patented technology

An operation control device includes a contact detection unit for detecting contact of an operation body with a display surface of a display unit on which information is displayed, a pressure detection unit, provided on the display unit, for detecting a pressure at which the operation body presses the display surface of the display unit, and an operation control unit for changing a display state of the information displayed on the display unit in a forward or reverse direction on the basis of an amount of pressure detected by the pressure detection unit until the operation body makes contact with and is separated from the display surface of the display unit.

A semiconductor processing system including a semiconductor processing apparatus and a gas supply apparatus for supplying a process gas into the semiconductor processing apparatus includes a control section configured to control an operation of a pressure adjusting mechanism for adjusting the pressure inside a vaporizing chamber. The control section is preset to cause the pressure inside the vaporizing chamber to fall within a predetermined pressure range with reference to a pressure detection value obtained by a pressure detector. The predetermined pressure range is defined by an upper limit lower than a first limit value, at which vaporization of the liquid material starts being inhibited due to an increase in the pressure, and a lower limit higher than a second limit value, at which vaporization of the liquid material starts being unstable and the pressure inside the vaporizing chamber starts pulsating movement due to a decrease in the pressure.

The embodiment of the invention provides a touch display panel with a pressure detection function, a display device and a driving method and relates to the technical field of display. Compared with the prior art, the mechanism design of a display does not need to be changed. The touch display panel comprises a plurality of touch electrodes arranged on a box combining substrate, touch electrode walking lines electrically connected with the touch electrodes, a plurality of pressure detection electrodes arranged on the box combining substrate or an array substrate and pressure detection electrode walking lines electrically connected with the pressure detection electrodes. Any pressure detection electrode corresponds to at least one touch electrode. Relative to the pressure detection electrodes, the touch electrodes are closer to the light emitting side of the touch display panel. The touch display panel is used for meeting the requirement for the pressure detection function.

A gas supply facility includes a plurality of pressure type flow controllers connected in parallel, and a first controller to control operation of the plurality of pressure type flow controllers so as to supply a desired gas exhausted by a vacuum pump to a chamber while controlling its flow rate, one of the pressure type flow controllers operates as a second controller to control the gas flow rate range up to 10% of the maximum flow rate supplied to the chamber, while the remaining pressure type flow controllers are made to be ones that control the rest of the gas flow rate range. Furthermore, pressure inside the chamber is controlled by installing a pressure detector in the chamber, inputting the value detected by the detector to the controller, and by adjusting a control signal to the pressure type flow controllers.

A monitoring catheter that inserts into the patient's esophagus alone or in combination with an existing catheter, such as a feeding or aspiration tube. The monitoring catheter includes a pair of EMG electrodes on an exposed surface that contact the patient's esophageal wall to measure the activity of the diaphragm and / or a pair of pressure detecting mechanisms that measure the pressures within the patient at separate locations. The electrodes are sized and spaced from one another so as to maximize detection of diaphragm muscle activity while minimizing detection of noise. The pressure detecting mechanisms are sized and spaced apart to measure the patient's esophageal and gastric pressures, for example. If necessary, an attaching mechanism secures at least a portion of the monitoring catheter to the existing catheter so that the monitoring catheter uses the existing catheter as a tracking guide.

An input device includes an input pen that is capable of detecting an amount of a pen pressure applied to a pen tip. The input pen has a resistance film that alters a resistance vale thereof according to a touch area, a spring that alters the touch area between the spring and the resistance film, a pen pressure detecting circuit that detects the amount of the pen pressure applied to the pen tip based on the touch area, and an infrared output circuit that outputs the amount of the pen pressure to a receiver with the use of infrared rays. The spiral-shaped spring is configured so that a diameter may become smaller as further from the pen tip. It is thus possible to detect the amount of the pen pressure applied to the pen tip based on the touch area that varies according to a movement of the pen tip, and thereby possible to express different line widths in drawing according to the amount of the pen pressure applied to the pen tip.

First and second pressure sensors 132 and 134 that perform pressure detection over different pressure detection ranges from each other detect the pressure within a process chamber 102 of an etching device 100. A pressure controller 144 selects optimal pressure data in correspondence to the pressure inside the process chamber from the pressure data provided by the first and second pressure sensors 132 and 134. It also analyzes the selected pressure data at a resolution selected in correspondence to the pressure inside the process chamber 102 and thus obtains pressure data achieving a predetermined data density. The pressure controller 134 controls a pressure control valve 130 so as to ensure that the pressure data match preset pressure data.

An air filter device and an operating method thereof. The air filter device comprises an air filter system and a powder distribution system. The air filter system comprises an air filter chamber (1), a clean air chamber (2), and a high-pressure jet pulse powder cleaning device (3). An entrance of the air filter chamber (1) is in communication with an air inlet pipe (4); an exit of the clean air chamber (2) is in communication with an air outlet pipe (6), and the air outlet pipe (6) is in communication with an exhaust fan (9). A plurality of bag filters or filter cartridges (10) are disposed in the air filter chamber (1). An opening end of each of the bag filters or filter cartridges (10) is in communication with the clean air chamber (2), and high-pressure jet pulse powder cleaning devices (3) are disposed above the opening end of the corresponding bag filters or filter cartridges (10). The powder distribution system includes a powder storage tank (13), which is in communication, via a powder delivery tube (15), with the air inlet pipe (4) of the air filter chamber (1). The operating method comprises a first powder distribution step and a second powder distribution step, which are respectively performed according to pressure detection status of the air filter chamber (1).

The invention discloses a wearable lower limb exoskeleton device, which comprises a waist supporting frame, a waist object carrier, an adjustable hip mechanism, a connecting rod adjustable knee joint mechanism, a connecting rod adjustable ankle joint mechanism, pressure detection shoes, a leg connecting rod, a constraint part and various connecting pieces. Both lower limbs have twelve rotational freedoms, the single lower limb has six degrees of freedom respectively, a hip has two degrees of freedom which finish bending and stretching as well as adduction and abduction movements of a hip joint, two joint axes always intersects at the center of the hip joint of a human body through the adjustment of the hip mechanism, and a knee joint has one degree of freedom which is coaxial with the knee joint of the human body and corresponds to the bending and stretching movement of the knee joint of the human body; and an ankle joint has three degrees of freedom. The device has good consistency of the movement of the hip joint and the movement of the human body during the walking of people; human-machine knee joints have small coaxality and position deviation; and the ankle joint has a compact structure. The device can be used for strengthening the abilities of walking with load and walking for a long time of wearers and detecting walking information of the wearers, and can also be used for helping people with slight obstacle of lower limb movement to normally walk and gradually rehabilitate.

The invention provides a method for controlling electronic equipment and electronic equipment. The method is applied to the electronic equipment; the electronic equipment comprises a touch display unit and a pressure detection unit; and M applications are installed on the electronic equipment, wherein M is an integer greater than or equal to 1. The method comprises the following steps of detecting whether the touch display unit is pressed by an operating system; when the touch display unit is pressed by the operating system, acquiring a first pressure value formed by the operating system on the touch display unit by the pressure detection unit; on the basis of a corresponding relation between pressure values and the applications, determining a first application corresponding to the first pressure value in the M applications; and operating the first application.

A power pump performance analysis system includes a signal processor connected to pressure sensors for sensing pressures in the cylinder chambers and inlet and discharge piping of a single or multi-cylinder pump. Pump speed and piston position are determined by a crankshaft position sensor. Pump vibration, fluid temperatures, and power input may also be measured by sensors connected to the processor. Performance analyses, including determination of pump volumetric efficiency, mechanical efficiency, suction and discharge valve sealing delay, valve and piston seal leakage, flow induced pressure variations, acceleration induced pressure detection, hydraulic resonance detection and pulsation dampener performance may be measured and selected parameters displayed on a visual display connected to the processor directly or via a network.

Pressure measurement system, comprising a pressure detection device comprising a pressure sensor guidewire 5 provided with a pressure sensor connected to an electrical carrier for transmitting pressure data from the sensor to a processing means 1. The guidewire is adapted to be inserted into a vessel of a subject, and an image data capturing device for capturing image data representative of the vessel. The processing means 1 comprising a computer program product which comprises computer executable instructions for manipulating image data and pressure data to generate an output in which the pressure data is mapped onto a corresponding position on an image where that pressure data was detected to provide an integrated graphical image output on a monitoring means 2.

A touch panel according to an embodiment of the present invention includes: a pressure detection unit including a light-source unit configured to generate an optical signal, an optical waveguide configured to transfer the optical signal, a sensing unit contacting with the optical waveguide to receive the optical signal according to an intensity of pressure applied externally, and a light-receiving unit configured to receive the optical signal transferred through the optical waveguide from the sensing unit; and an actuator contacting with the pressure detection unit to cause a deformation of a material according to the pressure intensity, wherein the actuator provides a tactile feedback through a vibration according to the pressure intensity.

A power pump performance analysis system includes a signal processor connected to pressure sensors for sensing pressures in the cylinder chambers and inlet and discharge piping of a single or multi-cylinder pump. Pump speed and piston position are determined by a crankshaft position sensor. Pump vibration, fluid temperatures, and power input may also be measured by sensors connected to the processor. Performance analyses, including determination of pump volumetric efficiency, mechanical efficiency, suction and discharge valve sealing delay, valve and piston seal leakage, flow induced pressure variations, acceleration induced pressure detection, hydraulic resonance detection and pulsation dampener performance may be measured and selected parameters displayed on a visual display connected to the processor directly or via a network.

A pressure-detection method and detection device for electric pressure cooker is used for detecting continuously and accurately to control the pressure in the electric pressure cooker. The method comprises that a strainometer is provided on the periphery of a cooking pot of the electric pressure cooker, and a transmission arm is utilized to sense the expanding amount of the cooking pot and converts the expanding amount into a displacement, then makes the elastomer of the strainometer distorting; the distorting elastomer generates subsequently a controllable electric signal due to the electric characteristic of a sensitive foil, and the controllable electric signal is delivered to a central control unit, then control signals and display signals are outputted by the central control unit. The detection device comprises a strainometer, a transmission arm, a central control unit and the like. The strainometer is provided on the periphery of the cooking pot of the electric pressure cooker and is fixed by a proper way. The present invention can be used not only to detect and control the pressure of the electric pressure cooker and can be used for the household appliances also, such as electric iron, electric water heater and the like, the temperature and pressure of which need to be detected.

An information processing device according to the invention is adapted to receive information as input. A software keyboard is assigned to part of a pressure detection panel (4) for key arrangement and only markers are normally displayed in a display (3) to indicate the home position (reference position) of the software keyboard. Characters can be input to the character input section that is displayed on the display (3) by way of the software keyboard without using input devices such as mouse and hardware keyboard.

The invention discloses a pressure monitoring and controlling method used in an aerating system of a medical device. The pressure monitoring and controlling method comprises monitoring the confining pressure of an expiratory valve on a real-time basis, and regulating and maintaining the pressure and the set confining pressure of the expiratory valve at the same value; and monitoring the pressure of a patient terminal gas channel on a real-time basis, and regulating and maintaining the pressure to reach a set control pressure. The aerating system used in the medical facility comprises a gas path system and a pressure monitoring and controlling device. The pressure monitoring and controlling device comprises a parameter monitoring and controlling unit, a valve control unit and a master controller, wherein the parameter monitoring and controlling unit includes a first pressure detecting device placed in to the patient terminal gas channel in the gas path system, and a second pressure detecting device for monitoring and controlling the confining pressure of the expiratory valve in the gas path system. A breathing machine and an anaesthetic machine using the aerating system in the technical proposal monitor the pressure of a control branch of the expiratory valve therein and employ the pressure as the basis of the feedback control to effectively avoid the external disturbance, thereby realizing stable and reliable pressure control.

A touch panel is installed in an electronic device. The touch panel comprises a display module and a plurality of pressure detection modules. The display module is electrically located in the electronic device. The plurality of pressure detection modules are electrically coupled to the electronic device, and each of them contacts the bottom of the display module. Each pressure detection module can transmit corresponding different signals to the electronic device according to different pressures, so as to calculate a pressed position of the display module according to the corresponding different pressures sensed by the pressure detection modules.

The invention discloses a pressure cooker and a pressure detection method and device thereof. The method comprises the following steps that the bottom temperature of the pressure cooker is detected; whether the bottom temperature is larger than a preset temperature threshold value or not is judged; if the bottom temperature is larger than the preset temperature threshold value, the upper lid temperature of the pressure cooker is detected; the saturated steam temperature in the pressure cooker is obtained according to the upper lid temperature, and a pressure value in the pressure cooker is obtained according to the saturated steam temperature and a preset saturated steam temperature and absolute pressure relation table. According to the method, the pressure in the pressure cooker can be detected conveniently and accurately.

The invention is suitable for the technical field of touch sensors and provides a touch detection system and a detection method thereof. A position detection sensing electrode layer and a pressure detection sensing electrode layer are simultaneously arranged on the touch sensor, and position and quantity information of a touch point is detected through the position detection sensing electrode layer and stress information of the touch point is detected through the pressure detection sensing electrode layer, thus the touch detection system can not only be used for detecting the pressure but also used for detecting the position of a key accurately, realizes the effect of multi-finger pressure detection, and can be suitable for the technology of touch screen keyboards.

The invention discloses a pressure-control type electric pressure cooker. A sealed body is formed by sequentially connecting a pot cover, a seal ring, an inner pot and an outer pot; a plurality of belleville springs, which are provided with opening grooves, are arranged between a heating plate and the outer pot; upper supporting rings are formed by horizontally flanging the small-diameter ends of the belleville springs towards inner sides, and lower supporting rings are formed by the big-diameter ends of the belleville springs; an elastic deformation area is formed by a conical wall parts between each of the upper supporting rings and each of the lower supporting rings; the elastic deformation areas penetrate through the upper supporting rings in a radial direction and extend to conical body parts, and the opening grooves that contour lines projected on a horizontal plane are in a cross form are formed; the opening grooves are of gradually expanded structures with upsides smaller than downsides from openings to bottoms; the lower supporting rings are supported on the bottom of the outer pot; the upper supporting rings are propped against supporting legs of the heating plate; and the supporting legs and the belleville springs are integrally positioned with and connected to the outer pot by virtue of fixed screws. The amount of elastic deformation of the electric pressure cooker is effectively improved by virtue of the belleville springs, and the change in induction pressure of a pressure detection device is more conveniently to be detected, so that the precision and the safety stability of pressure control are improved.

The invention relates to the technical field of electric pressure cookers and discloses a freshness-preserving electric pressure cooker. The cooker comprises a cooker body, an outer pot, an inner pot, a sealing ring, an outer lid and an inner lid, wherein a circumferential groove which is in the circle form and opens upward is formed in the outer side of a pot opening of the inner pot, the sealing ring comprises an upper lip piece and a lower lip piece, the upper lip piece is attached to the inner side of the inner lid, and when the inner lid is closed up, the lower lip piece extends into the circumferential groove; the inner lid is connected with a flexible pipe, and one end of the flexible pipe is communicated to the inner side of the inner lid in a sealed mode; a minisize vacuum pump is arranged in the cooker body, and the other end of the flexible pipe is communicated to the minisize vacuum pump; a pressure detection device used for detecting the pressure of gas inside the inner pot is arranged on the inner lid. By means of the freshness-preserving electric pressure cooker, the problem that food left in a cooker is short in freshness-preservation time is solved, the minisize vacuum pump is started, residual air in the cooker is extracted, the pressure in the cooker is lowered, so that the lower lip piece is closely attached to the inner side wall of the circumferential groove, air of the outside world cannot enter, the purpose of long-time freshness-preservation for residual food is achieved, the food does not need to be poured out additionally by a user for additional freshness preservation, and the cooker is greatly convenient for the user to use.

The invention provides a four-point leveling method of a platform. The method comprises the following steps that: legs extend out to touch a ground, rough regulation is performed in a large dip angle range, the legs stretch to a predetermined height, and fine regulation is carried out in a small dip angle range. The invention also provides a four-point leveling system of a platform, and the system comprises locking sleeve hydraulic legs (7)-(10), legs in-position inductors (19)-(22), a display and control combiner (30), a leveling controller (31), a hydraulic valve set (32), a pressure detection group (33) and a horizontal angle sensor (34). The system is simple in structure and control logic, the risk of side overturning in a control process is avoided, and the frequency of leveling is reduced.

Fluid leaks can be detected and controlled in a pressurized piping system. Apparatus for this includes control logic; in communication with the logic, a flow detector and / or a pressure detector, and a control valve. One or more of the following is or are provided also: the flow and pressure detectors are both present, and both as single units; the control logic, the flow and / or pressure detector(s) and the control valve are in close proximity to one another; and the control valve has a baseline condition of being shut off. A remote control device can remotely interact with the control logic. Pressure decay and / or flow properties can be employed. The fluid can be water as, for example, in a residential, commercial or institutional system.

The invention relates to the technical field of novel high-pressure detection devices, in particular to a novel high-pressure sensor and an electric pressure cooker. The pressure sensor comprises a body seat, wherein an air inlet is formed in the upper part of the body seat and communicated with an inner cavity in the body seat, a piston is arranged in the inner cavity, and the outer wall of the piston is tangent to the inner wall of the inner cavity; a magnetic ring is arranged on the piston, and an adjusting piece is arranged at an opening in the bottom of the inner cavity; an elastic pieceis abutted between the piston and an adjusting screw, and a coil is arranged on the outer side of the inner cavity and connected with a circuit. The pressure sensor is directly communicated with the inside of the electric pressure cooker, pressure inside the electric pressure cooker is measured directly, so that safety of the electric pressure cooker can be improved, the pressure can be automatically adjusted according to the pressure values required for cooking different kinds of food, and more tasty and more delicious food can be cooked.

A first aspect of the present invention is concerned with a double-helix electrode structure for sensing electrical activity of a patient's diaphragm, comprising first and second helical electrodes disposed in a double-helix arrangement for being positioned in the gastro-esophageal sphincter of the patient's diaphragm in view of sensing electrical activity of the patient's diaphragm. According to a second aspect, the present invention provides a pressure detection and acquisition device comprising a semiconductor substrate, a pressure sensor implemented on the semiconductor substrate and producing, when subjected to an external pressure, a pressure representative signal, and a signal acquisition and transmission circuit integrated to the semiconductor substrate, connected to the pressure sensor, and supplied with the pressure representative signal. Other aspects of the present invention relate to an EMGdi signal and pressure acquisition catheter.

An obstacle discrimination device for a vehicle includes an absorber arranged at a front surface of a bumper reinforce member in a bumper cover of the vehicle, a pressure detection unit, a vehicle velocity detection unit and an obstacle judgment unit. The absorber has therein at least one chamber, in which fluid is sealed. A pressure in the chamber which varies due to a collision of an obstacle with a bumper of the vehicle is detected by the pressure detection unit. A pedestrian is distinguished according to whether or nor the pressure exceeds a threshold value related to a velocity of the vehicle detected by the vehicle velocity detection unit.

The invention relates to the field of cooking equipment and discloses an electric pressure cooker and a control method for the same. The electric pressure cooker comprises a pressure detection switch, a second coil, an oscillating circuit, an oscillating circuit parameter detection circuit and a control circuit, wherein the second coil is in a parallel connection with the pressure detection switch; mutual inductance effects can be generated between the first coil in the oscillating circuit and the second coil; the oscillating circuit parameter detection circuit is used to detect oscillating circuit parameters of the oscillating circuit; and the control circuit determines whether a pressure in the electric pressure cooker reaches a preset value according to the detected oscillating circuit parameters. The electric pressure cooker and the method provided by the invention have the advantages that a layout position of the pressure detection switch in the electric pressure cooker will not be limited, so that structural design and structural optimization of the electric pressure cooker can be implemented easily.