150results about How to "Increase the discharge speed" patented technology

The invention discloses a lead acid battery taking graphene as an additive, and relates to a lead acid battery technology. The lead acid battery comprises a battery shell, a positive plate grid, a negative plate grid, a partition board and electrolyte, wherein the positive and negative plate grids are positioned in the battery shell; the partition board is positioned between the positive and negative plate grids; and the electrolyte is filled into the shell. The lead acid battery is characterized in that: the positive plate grid is manufactured by coating cathode lead paste and performing curing, drying and formation; the negative plate grid is manufactured by coating anode lead paste and performing the curing, the drying and the formation; and the cathode lead paste or the anode lead paste or both take the graphene as the additive. The lead acid battery provided by the invention takes the graphene material as the additive, can be rapidly charged and discharged, and simultaneously has high capacity and relatively longer charging and discharging circulation service life.

A vegetable room for a refrigerator includes: a vegetable box (20) disposed inside a refrigerator in which a cooling air supply unit is provided to circulate cooling air therein and a plurality of shelves (10) are provided, and having a receptacle space (5) for receiving food items therein opened upwardly; a box cover (30) for covering an opening side of the vegetable box (20) to close the receptacle space (5) of the vegetable box (20) and having a plurality of cooling air ventilating holes (31, 41) formed at one side thereof to introduce cooling air into the vegetable box (20); a cover support unit (22) interposed between the box cover (30) and the shelf (10) to support the box cover at the shelf; a plurality of opening and closing members (33, 43) for opening and closing the cooling air ventilating holes (31, 41) of the box cover (30); and an operating unit (24) for operating the opening and closing members (33, 43) simultaneously.

The invention discloses a lead-acid storage battery lead paste, comprising a positive lead paste and a negative lead paste, wherein the positive lead paste comprises the following components: regenerated lead powder, red lead, polytetrafluoroethylene, ultra-fine tetrabasic lead sulfate, sodium perborate, graphite, polyester staple fiber, glass fiber, antimonous oxide, dilute sulfuric acid and deionized water; and the negative lead paste comprises the following components: regenerated lead powder, red lead, barium sulfate, barium stearate, sodium lignosulfonate, humic acid, semi-carbonized wood chips, polyester staple fiber, modified graphene, dilute sulfuric acid and deionized water. According to the lead-acid storage battery lead paste disclosed by the invention, the problem of poor over-discharge performance and charge acceptance capability of a storage battery can be improved, and the service life of the storage battery can be prolonged.

An apparatus and a method for eliminating an image sticking of a liquid crystal display (LCD) are provided. The image sticking occurs when the LCD is turned off. The LCD includes a data driver and a number of pixels coupled to a common voltage. The apparatus includes a voltage detector and a voltage switching device. The voltage detector detects a system voltage of the LCD and outputs a control signal according to the system voltage. The voltage switching device is coupled to the voltage detector for selectively providing a data voltage or the common voltage as a driving voltage of the data driver according to the control signal. The voltage switching device is controlled by the control signal to provide the common voltage to the data driver when the system voltage is less than a reference voltage.

According to the present invention, a discharge speed of liquid droplets is increased, a discharge amount of liquid droplets is stabilized, and a discharge efficiency of the liquid droplets is enhanced. A bubbling chamber has: a first bubbling chamber which is connected to a supply path while a main surface of an element substrate is a bottom surface and in which bubbles are generated in ink by a heater; and a second bubbling chamber connected to the first bubbling chamber. Moreover, a nozzle has a discharge port portion including a discharge port connected to the second bubbling chamber. Assuming that an average sectional area of the first bubbling chamber is S1, an average sectional area of the second bubbling chamber is S2, and an average sectional area of the discharge port portion is S3 in a section parallel to the main surface of the element substrate, the nozzle satisfies a relation of S2>S1>S3.

The present invention relates to an electrostatic discharge protection circuit of a semiconductor memory device to protect an internal circuit from static electricity. The electrostatic discharge protection circuit includes a first trigger unit which provides a first trigger voltage in response to static electricity transferred from at least one of a first and second voltage line. A second trigger unit provides a second trigger voltage by the static electricity in response to the first trigger voltage. An electrostatic discharge protection unit configures an electrostatic discharge path among the first voltage line, the second voltage line and an input/output pad in response the first and second trigger voltages. The electrostatic discharge speed of the electrostatic discharge protection unit is enhanced by the first and second trigger voltages.

The present invention provides an array substrate and a display panel. The array substrate comprises a plurality of data lines and a plurality of common electrode lines, wherein, the array substrate further comprises at least one discharge unit, each discharge unit corresponds to one of the plurality of data lines and is connected between the corresponding data line and one of the plurality of common electrode lines, and each discharge unit can selectively conduct the data line to the common electrode line connected thereto. The display panel comprises the array substrate. In the present invention, the discharge unit can selectively conduct the data line connected thereto to the common electrode line connected thereto, to enable fast discharge of the storage capacitance and reduce occurrence of afterimage phenomenon.

In order that the volume of a liquid drop can increase and the drop can reach with high precision even if the distance between a head nozzle and a plotted base is short, there is provided a driving method for a liquid discharge head including: a discharge port for discharging liquid; a pressure-applying portion communicating with the discharge port, for applying a pressure for discharge to the liquid; and a pressure generating device for generating the pressure, the method including a step of applying a first discharge pulse for discharging liquid and a second discharge pulse for discharging liquid to the pressure generating device in a sequential manner in response to an instruction of one-dot discharge, in which the pulse width of the first discharge pulse, the pulse width of the second discharge pulse, and a rest time between the first discharge pulse and the second discharge pulse are determined so that a first liquid discharged in response to the first discharge pulse has a volume equal to or greater than that of a second liquid discharged in response to the second discharge pulse and the discharge speed of the first liquid is lower than the discharge speed of the second liquid.

The invention provides a low-dropout linear regulator. A turnover source voltage follower serves as an error amplification circuit in a loop and can induct changes of output voltage of a power output tube drain, when the output voltage changes, the error amplification circuit will provide corresponding error voltage to control a power tube grid driving circuit, the power tube grid driving circuit has the effect of increasing grid charging speed or discharging speed of a power output tube according to the error voltage to improve the converting speed of the power output tube, and the grid driving capacity of the power output tube is improved; as output resistance of the power tube grid driving circuit is extremely low, the power tube grid driving circuit can push a pole of a power output tube grid to a position with higher frequency, and a main pole of the loop is located at an output pole. The low-dropout linear regulator has fast transient response, stable loop bandwidth is provided by a simple compensation technology, and no ESR limit exists in off-chip capacitor selection.

The present invention provides a liquid discharge head and a method for manufacturing such a head, in which a discharging speed of a liquid droplet can be increased, a discharging amount of the liquid droplet can be stabilized and discharging efficiency of the liquid droplet can be enhanced. The liquid discharge head comprises a heater, an element substrate on which the heater is provided, a nozzle including a discharge port portion having a discharge port for discharging the liquid droplet and a bubbling chamber and a supply path for supplying the liquid to the bubbling chamber and a supply chamber for supplying the liquid to the nozzle and an orifice substrate and, the bubbling chamber includes a first bubbling chamber and a second bubbling chamber above the first bubbling chamber and the discharge port portion is communicated with the second bulling chamber via a stepped portion and a side wall of the second bubbling chamber is converged toward the discharge port with inclination of 10 to 45 degrees and the nozzle is provided with a control portion comprised of a stepped portion in the flow path in the vicinity of the bubbling chamber and a maximum height of the flow path is smaller than a height up to a lower surface of the discharge port portion.

The invention relates to a time schedule controller and a display signal processing control method thereof, which detects the input external signals to judge whether the time schedule controller is stopped so as to send low driving scene display data to a liquid-crystal display panel in advance when the time schedule controller is stopped, cause the power discharge rates of a liquid-crystal capacitor and a storage capacitor of the liquid-crystal display panel to be increased and shorten the power discharge rate of residual electric charge, thus lowering the occurrence possibility of tides.

A fire sprinkler of the preferred embodiments includes a frame, a trigger, and a deflector. The frame defines a duct to exhaust the flow of a fire suppressing or extinguishing substance, and includes a fastener to fasten the frame to a supply line. The trigger blocks the flow of the fire suppressing or extinguishing substance through the duct during a first mode, and permits the flow of the fire suppressing or extinguishing substance during a second mode. The deflector redirects the flow of the fire suppressing or extinguishing substance into a coverage area. The deflector also at least partially shields the trigger from the dispersal of a fire suppressing or extinguishing substance from an adjacent fire sprinkler and prevents a failure of the trigger.

A combination weighing device and an operating method thereof are disclosed. The device comprises N material treating units, a mainboard, chutes (10, 11, 16, 17) and discharging hoppers (12, 13, 14), wherein the material treating units are used for receiving materials, outputting the weight value of materials and discharging materials according to the discharging control signal from the mainboard; the mainboard is used for selecting materials by combinatorial calculation based on the present-period weight value during every period and outputting the discharging control signal to weighing hoppers (7); the chutes (10, 11, 16, 17) are used for collecting the materials through a discharging route, discharging the materials to the discharging hoppers (12, 13, 14), after a discharging route is determined; the discharging hoppers (12, 13, 14) are used to separately collect materials discharged from the chutes (10, 11, 16, 17) during the same weighing period and send the materials to a packing machine; each material treating unit comprises a linear vibrator (5), a feed hopper (6), a weighing hoper (7), a weighing sensor used to weigh the materials in the weighing hoper (7), a processor and a A/D converter which is connected with the weighing sensor and the processor, N material treating units are connected with the mainboard signal together by two data receiving and delivering communication converters of the mainboard.

The invention discloses even-stirring equipment which comprises an even-stirring part, an output part arranged at the bottom of the even-stirring part and a boss part arranged at the bottom of the output part. The boss part is of a hollow structure, a balancing weight is embedded in the inner bottom of the boss part, an accommodating cavity is arranged in the even-stirring part, multiple sets of bucket troughs are arranged in the bottom of the accommodating cavity, a port is arranged in the bottom of each bucket trough, a first sliding connecting groove penetrating the port and extending leftwards and rightwards is arranged in the port, a first sliding connection part is arranged in the first sliding connection groove, an output hole is arranged in the first sliding connection part, a first spiral thread hole is arranged in the left side of the first sliding connection part, a first spiral rod is connected in the first spiral thread hole in spiral thread fitness, the first spiral rod is connected with a first electrical rotating machine, multiple sets of collecting zones are evenly arranged on the outer surface of the front and rear sides of the output part, a connection slot matched with the bottom of each port is arranged in the output part, a first chamfer groove and a second chamfer groove are arranged on front and rear sides of the bottom of each connection slot, and the bottom tail of the first chamfer groove is communicated with the collecting part on the front side of the output part. The even-stirring equipment is simple in structure, reasonable in design, convenient in operation, capable of realizing automatic stirring and automatic discharging and transferring and even in stirring, stirring efficiency is improved, supply requirements are met, and use cost is low.

The invention provides coating stirring and mixing equipment with double stirring devices. The coating stirring and mixing equipment comprises a tank body and an upper cover. A stirring cavity is formed in the tank body, and the upper cover is arranged on a top opening. A feed pipe is arranged on the upper cover. The feed pipe is provided with a sealing cover. The side wall of the feed pipe is communicated with one end of a pressurizing pipe, and the other end of the pressurizing pipe is connected with a pressurizing pump. The first stirring device and the second stirring device are arranged in the stirring cavity. The first stirring device is composed of a first motor, a stirring shaft, a stirring blade and a scraper plate. The second stirring device is arranged at the bottom of the tank body and composed of a second motor, a thread lead screw and a stirring plate. Through the arrangement of the pressurizing pump, air is blown in the feed pipe through the pressurizing pipe to pressurize materials, and the discharge speed of the materials can be increased during discharge. The second stirring device is matched with the first stirring device to efficiently stir and mix the materials, and the stirring and mixing speed can be increased.

A supercapacitor or electrochemical capacitor includes spaced apart electrodes which are separated from each other by a separator made of an electrically insulating material. Each electrode is formed of carbonaceous material and capable of being impregnated with a liquid electrolyte. Metal current collectors are provided on the sides of the electrodes opposite from the separator. The electrodes have holes or elongated orifices extending through the electrodes to reduce ionic impedance in order to produce faster charging and discharging of the device.