73results about How to "Lower manufacturing unit price" patented technology

The present invention relates to a non-oriented electrical steel sheet. Provided are: a non-oriented electrical steel sheet having outstanding magnetic properties and comprising, as percentages by weight, from 1.0 to 3.0% of Al, from 0.5 to 2.5% of Si, from 0.5 to 2.0% of Mn, from 0.001 to 0.004% of N, from 0.0005 to 0.004% of S and a balance of Fe and other unavoidably incorporated impurities, wherein the Al, Mn, N and S are included so as to satisfy the compositional formulae {[Al]+[Mn]}=3.5, 0.002={[N]+[S]}=0.006, 300={([Al]+[Mn]) / ([N]+[S])}=1,400; and a production method therefor. By optimising the Al, Si, Mn, N and S added components in this way, the distribution density of coarse inclusions is increased, thereby making it possible to improve crystal-grain growth properties and domain wall motility and so produce the highest grade of non-oriented electrical steel sheet having superior magnetic properties, low hardness, and superior customer workability and productivity.

A multi protocol adapter capable of implementing various communication modes is disclosed. The multi protocol adapter may include a plurality of communication ports to connect to a plurality of communication modules supporting different communication protocols, and a main controller to convert a signal received from one of a plurality of the communication modules and to output the converted signal to the other communication module. In this instance, each of a plurality of the communication modules is attachable and detachable, and may be connected to one of a plurality of the communication ports.

The present invention relates to an expansion tank-integrated heat exchanger and a boiler including the same and, particularly, to an expansion tank-integrated heat exchanger and a boiler including the same, the expansion tank-integrated heat exchanger having a hot water supplier and an expansion tank integrally included in one heat exchanger casing. Further, the present invention relates to an expansion tank-integrated heat exchanger and a boiler including the same, which can guarantee the reliable operation of a diaphragm and simultaneously prevent the diaphragm constituting the expansion tank from being deformed even in long-term use thereof.

The present invention relates to a preparation process for a thin film composite membrane (TFC, hereinafter TFC), and provides a method for preparing a membrane through a one-step process using a dual(double layer)-slot coating technique. In the dual (double layer)-slot coating process according to the present invention, a TFC membrane can be prepared by: forming a double-solution layer through aone-step process of performing simultaneous coating / contact of two immiscible solutions, in which two kinds of reactive organic monomers are dissolved, on a porous support; and synthesizing a selective layer through a crosslinking reaction between the organic monomers in an interface of the double layer.

Disclosed are a solar battery module and a method for manufacturing the same. In the present invention, the solar battery module where solar batteries are connected in series comprises: a plurality of solar batteries which are arranged in rows and columns, and a conductive ribbon which electrically connects the solar batteries in series. The solar battery has a structure where a first photovoltaic device and a second photovoltaic device are stacked, wherein the first photovoltaic device comprises a polycrystalline semiconductor layer and the second photovoltaic device comprises an amorphous semiconductor layer.

The present invention relates to a boiler comprising: a casing having a heated water inlet / outlet and a hot water inlet / outlet; a nitrogen packed tank placed at the lower region of the casing for nitrogen gas to be packed therein; an elastic pocket, which is located inside the nitrogen packed tank for inflow / outflow of the heated water, and elastically transforms the volume thereof according to the inflow / outflow of the heated water; and a hot water heat exchanger placed at the upper region of the casing for adjusting the temperature of the hot water.

The present invention relates to a solar cell and to a method for manufacturing same. The solar cell according to the present invention includes a substrate (100); a lower electrode (111a) formed on the substrate (100); a photoelectric element unit (200a) including a polycrystalline photoelectric element (210) formed on the lower electrode (111a) and which has a plurality of laminated polycrystalline semiconductor layers (211a, 212a, 213a), and an amorphous photoelectric element (220) formed on the polycrystalline photoelectric element (210), and which has a plurality of laminated amorphous semiconductor layers (221, 222, 223); and an upper electrode (400) formed on the photoelectric element unit (200a).

The present invention relates to a wafer cleaning device and a process thereof, and particularly, to the wafer cleaning device which can totally eliminate wafer particles for providing high-quality wafers in the cleaning process for removing the wafer particles and the process thereof.

The present invention relates to a slide type lipstick case structure including: a body (100) having a mounting portion (130) formed on the center thereof, into which a lipstick is mounted; a protection cap (200) coupled to the outer periphery of the body through a triple spiral in such a manner as to be moved up and down by means of rotation manipulations, thereby allowing the lipstick (400) to be extracted out of the body and to be retracted into the body (100); and a cover (300) adapted to open and close the upper portion of the body into which the protection cap (200) is mounted.

Disclosed are an electric driving type utility vehicle having a regenerative brake force distribution control function, and a regenerative brake force distribution control method thereof. The utility vehicle according to one aspect of the present invention, which is the utility vehicle which moves by driving a motor using electric energy as a power source, includes: a controller for controlling an output and a recovery of the motor; a recovery sensing means for sensing a recovery braking state when the motor is driven; a power measurement unit for measuring the amount of recovery power generated in the recovery braking state; and a power switching unit for automatically switching a driving mode from a two-wheel drive mode to a four-wheel drive mode or from the four-wheel drive mode to the two-wheel drive mode according to the load condition. The present invention can switch the present mode to the four-wheel drive mode by operating the power switching unit according to the control of the controller when sensing the recovery brake through the recovery sensing means in the driving state.

The invention relates to an LED lighting module for a plant factory and an LED lighting device. The present invention lowers the production cost of a lighting device for a plant factory by adopting a low-priced LED blue chip instead of a costly LED red chip which has been conventionally adopted in a plant factory, which reduces eyestrain from a red light source, thereby improving working conditions, and at the same time, enhances the wavelength of light emitted from the lighting device, thereby being capable of relatively further increasing the growth efficiency of a plant. So light emitted from the LED lighting module and the LED lighting device with the LED lighting module can reach to a primary peak in a wavelength range (450 nm) of blue light, and reach to a secondary peak in a wavelength range (660 nm) of red light, so as to promote plant growth as a whole. According to the LED lighting module for the plant factory and the LED lighting device, a blue chip light source and a phosphor composed of yellow, green, red phosphors coating at the surface of the blue chip light source are integrated in one chip, so production is easy.

The present invention relates to a colored lens. More specifically, the present invention relates to a colored lens which can achieve various colors by means of a small number of layers by employing asubtractive color mixture printing method. A colored contact lens according to the present invention may comprise: a bottom layer corresponding to a user's eye side; an upper layer opposite to the bottom layer; and a color part placed between the upper layer and the bottom layer, wherein the color part comprises: a base layer formed on the bottom layer and containing an inorganic material; and anorganic color layer formed on the base layer and containing an organic pigment.

The invention provides a wood chip bar shaping machine and a repairing method thereof. The wood chip bar shaping machine has a structure capable of easily repairing even if a shaping machine used by the wood chip bar shaping machine is abraded. The wood chip bar shaping machine presses wood chips into a compression cylinder with reduced inside diameter from an inlet towards an outlet, and the wood chips pass through the shaping machine provided with a groove shaping component on the inner surface and having reduced inside diameter, so as to form a high-temperature and high-pressure state, and shape as the wood chip bar shaping machine for a bar-shaped wood chip bar provided with grooves on the surface, wherein because the groove shaping component is arranged to be disassembled relatively to the shaping machine, the groove shaping component can be disassembled from a shaping machine body when being repaired and is applied with overlaying welding, grinding and the like respectively.

The invention relates to a kind of defrosting technique by a caloric pump, including: the heating operation that the cold-producing medium passes through a reversible valve which is connected to the compressor, and then takes turns to flow pass the indoor heat exchanger , electronic dilating valve, container, extraventricular heat exchanger ; the defrosting operation that switches to the refrigerating operation via a reversible valve to remove the frost in the extraventricular heat exchanger; and the defrosting-relieving operation after the defrosting operation that switches to the heating operation again. the defrosting operation said above is made up of the process that by reducing the frequency of the compressor to the minimum to minish the pressure difference of the caloric pump system under the context of opening the electronic dilating valve completely, and the process that after switching the reversible valve according to the cold-producing model raising the frequency of the compressor to the maximum to remove the frost. the defrosting-relieving operation said above is made up of the process that reducing the frequency of the compressor to the minimum to minish the pressure difference of the caloric pump system when the temperature sensor which is installed outside the extraventricular heat exchanger's tube examines the condition satisfied with that of the defrosting-relieving operation and the process after the defrosting operation closing the electronic dilating valve completely as well as switching the reversible valve according to the heating model, and the process that increasing the frequency of the compressor and the electronic dilating valve in turns .

The present invention relates to a metal separator for a fuel cell, and a fuel cell stack provided with the same, wherein the metal separator for a fuel cell comprises: a channel portion comprising reaction gas channels which are formed at the center and are protruded from a first surface to a second surface, and a cooling water channel which is formed between reaction channels protruded at the second surface; a metal main body portion which is integrated with the channel portion at the four side edges of the channel portion and has openings which penetrate the first surface and the second surface and are formed at the two side surfaces facing each other; a polymer manifold-gasket assembly comprising a manifold portion which is formed as a divided space at the openings for the supply and discharge of a reaction gas and cooling water, and a gasket which is integrated with the manifold portion at the edge of the metal main body portion and a region required for sealing; and reaction gas inflow / outflow holes which are integrated with the manifold-gasket assembly. By the configuration, the present invention enables a smoother flow of the reaction gas and cooling water flowing through the reaction gas channels and the cooling channel, obtains stiffness of a metal separator, and improves the durability of a metal separator.

The invention relates to a substrate carrying device and a substrate carrying method utilizing the same. The substrate carrying device comprises a supporting portion for supporting substrates; an arm unit, wherein the supporting portion can be combined with the arm unit in a rotatable manner; an arm pedestal, wherein the arm unit can be combined with the arm pedestal in a rotatable manner; and a driving portion which enables the arm unit and the supporting portion to rotate so as to move the supporting portion. While the driving portion is moving the supporting portion, the supporting portion is moved in a direction opposite to a snaking direction of the supporting portion.

The present invention relates to a traveling rail having a driving and guide function, which is for substrate transfer between processes. According to the present invention, the traveling rail havingdriving and guide functions in which multiple numbers are formed in a pallet transfer system for substrate transfer comprises: a flat rail pad which is an upper cross section; a rail inclined portioninclined to left and right and lower sides of the rail pad; and a foreign material receiving portion extending from the rail inclined portion to form a groove portion. Therefore, according to the present invention, the traveling rail can prevent a roller unit from being separated from the traveling rail by stably running the roller unit along the rail inclined portion due to the structure having the driving and guide functions at the same time.

The present invention relates to a printing ink composition containing conductive metal particles and a binder resin, and an interior decoration film using the same. While solving the problem of oxidation of the metal deposition layer, the manufacturability, productivity and economy are improved.

The invention provides a mover for a linear motor and a manufacturing method thereof, and a linear motor comprising the motor. The mover for a linear motor of the invention comprises: a connecting component which comprises a first protruding component provided with a first combining slot and a second protruding component provided with a second combining slot; a coil component which comprises a coil main body combined with the coil, a first combined main body provided with a first inserting slot, and a second combined main body provided with a second inserting slot; and a combining component with one side inserted into the first combining slot and the first inserting slot and the other side inserted into the second combining slot and the second inserting slot, so the coil component is combined with the connecting component. The invention can reduce manufacturing unit cost, increase manufacturing yield, and decrease overall dimensions and weight.

The invention provides a wood chip bar shaping machine and a repairing method thereof. The wood chip bar shaping machine has a structure capable of easily repairing even if a shaping machine used by the wood chip bar shaping machine is abraded. The wood chip bar shaping machine presses wood chips into a compression cylinder with reduced inside diameter from an inlet towards an outlet, and the wood chips pass through the shaping machine provided with a groove shaping component on the inner surface and having reduced inside diameter, so as to form a high-temperature and high-pressure state, andshape as the wood chip bar shaping machine for a bar-shaped wood chip bar provided with grooves on the surface, wherein because the groove shaping component is arranged to be disassembled relatively to the shaping machine, the groove shaping component can be disassembled from a shaping machine body when being repaired and is applied with overlaying welding, grinding and the like respectively.