Abstract: An ink-jet device (20) is provided. The ink-jet device includes an ink reservoir (22), a print head (24), and a carry-in pipe (26) connected between the ink reservoir and the print head. The ink-jet device further includes an air outlet pipe (28) and a balance pipe (30). The air outlet pipe is connected with the print head and intercommunicates with the atmosphere. The balance pipe is connected between the carry-in pipe and the air outlet pipe. A method for eliminating air bubbles in print head is also provided.

Abstract: A congestive placement preventing apparatus applied to a circuit layout including electrical devices is provided. The congestive placement preventing apparatus includes an analyzing module, a reserving module and a placing module. The analyzing module performs a routing congestion analysis on the circuit layout to generate an analysis result of the circuit layout. The reserving module correspondingly disposes a plurality of blockages in the circuit layout according to the analysis result, so that a first space with the blockages and a second space are formed in the circuit layout. After the placing module places the electrical devices in the second space, the placing module removes the blockages from the first space, and redistributes the electrical devices in the first space and the second space according to a redistribution rule.

Abstract: A shielding tool protects a non-sprayed surface of a workpiece including a coating surface and defining a groove in the coating surface, with a bottom surface of the groove is the non-sprayed surface of the workpiece. The shielding tool includes a first shield member positioned in the groove of the workpiece, and a second shield member positioned on the first shield member. The first shield member includes an abutting surface. The second shield member includes a resisting surface abutting the abutting surface of the first shield member. The abutting surface and the resisting surface are substantially the same shape and size as the bottom surface of the groove. A gap is formed between the abutting surface and the resisting surface.

Abstract: A continuous coating supply system includes a first coating storage unit, a second coating storage unit, a coating intake, a coating outlet, conduits and a plurality of valves. The conduits connect the first storage unit, the second coating storage unit, the coating intake and the coating outlet and are positioned on the conduits. The control unit is respectively connected to the first storage unit and the second storage, to determine a volume of coating in the first storage unit and the second storage unit, thus deciding to opened and close the valves. The pressure unit is respectively connected to the first storage unit and the second storage unit, to apply air pressure to the first coating storage unit and the second coating storage unit.

Abstract: A table system includes a moving table, first and second guide rails extending along a linear path, a first slider positioned between the moving table and the first guide rail including a first revolving assembly, a second slider positioned between the moving table and the second guide rail including a second revolving assembly and a sliding assembly slidably connected to the second revolving assembly, first and second linear actuators to move the first and second sliders. The moving table is rotatably connected to the first guide rail by the first revolving assembly; the sliding assembly is rotatably connected to the second guide rail by the second revolving assembly, and the sliding assembly is slidably connected to the moving table. The first and second linear actuators are selectively actuated to control the movement of the moving table along linear and curved paths.

Abstract: An inkjet printer includes an inkjet cartridge, an inkjet head, a controller, a viscosity adjustment device and a viscometer. The inkjet cartridge is filled with ink. The inkjet head is connected to the inkjet cartridge. The catcher plate is opposite to the inkjet head, and connected to the cartridge. The viscometer is configured for determining a viscosity of ink in the inkjet cartridge. The viscosity adjustment device is configured for adjusting viscosity of ink in the inkjet cartridge. The controller is electrically connected to the inkjet head, the viscometer, and the viscosity adjustment device, respectively.

Abstract: The present invention provides methods of treating soft tissue calcification in a subject, comprising a step of administering to said subject an effective amount of ferric organic compound, such as ferric citrate. The claimed methods may prevent, reverse, delay or stabilize soft tissue calcification in a subject having chronic kidney disease. Affected soft tissue calcification includes soft tissue calcification in the joint, skin, eye, in cardiovascular system such as heart valve, myocardium, coronary arteries and arteriole, or in internal organs such as kidney and lung.

Abstract: A relief valve device comprising: a valve body and a valve mechanism. The valve body includes a axial channel, an air inlet end and an air outlet end. The air inlet end is defined as one end of the valve body. The air outlet end is defined as the other end of the valve body. A first washer is mounted in the air inlet end. A second washer is mounted in the air outlet end. The valve mechanism includes a washer, a poppet, a torsion spring, and a ring. The washer, the poppet, the torsion spring and the ring are mounted in the axial channel of the valve body in sequence. The ring is mounted to restrict the torsion spring, the poppet and the washer in the valve body. Thus, the present invention can effectively lower the cost and be easy to assemble and manufacture.

Abstract: An inkjet head includes a main body, a film, a piezoelectric atomizer, a cover and a nozzle plate. The main body includes a cavity receiving a fluid with an opening connecting the cavity. The cover is fastened to a top end of the main body. The film is interposed between the cover and the main body. The nozzle plate includes a plurality of nozzles. The nozzle plate is disposed on a bottom end of the main body. The piezoelectric atomizer is interposed between the cover and the film. The piezoelectric atomizer introduces pressure variations in a static pressure to atomize the fluid.

Abstract: The present invention relates to an ink-supplying system. The ink-supplying system includes an ink tank for receiving ink therein, a vacuum pump configured for providing a pressure below atmospheric pressure in the ink tank, a first regulating unit, at least one second regulating unit, and a third regulating unit disposed between the vacuum pump and the ink tank, and in communication with each other. The first regulating unit and the third regulating unit each includes a pressure regulating valve and a buffer tank connected therewith, and the at least one second regulating unit comprises a closed-loop pressure regulating valve and a buffer tank connected with the closed-loop pressure regulating valve.

Abstract: A three-dimensional printer includes an inkjet head and a nozzle plate. The inkjet head includes a top wall and two sidewalls connecting with the top wall. The top wall of the inkjet head includes a top nozzle. Each sidewall includes a side nozzle. The nozzle plate is positioned on an inner surface of the inkjet head. The nozzle plate includes a top area and two opposite side areas connecting with the top area. The top area of the nozzle plate includes a plurality of holes corresponding to the top nozzle of the inkjet head. Each side area of the nozzle plate includes a plurality of holes corresponding to the side nozzle of the inkjet head.

Abstract: A three-dimensional printing device includes a top bracket, a side bracket, and a pivoting member. The top bracket includes a pair of sidewalls cooperatively defining a receiving space to receive an inkjet head. The side bracket includes a pair of sidewalls cooperatively defining a receiving space to receive the top bracket. The pivoting member includes a pair of sidewalls cooperatively defining a receiving space to receive an inkjet head. The pivoting member is rotatably mounted in the receiving space of the side bracket.

Abstract: A clock tree distribution method is provided. The method, applied to an I/O interface of an integrated circuit, is for generating a clock tree utilized in the I/O interface. The clock tree distribution method includes determining a conversion rate, converting a two-dimensional interface arrangement to a one-dimensional interface arrangement according to the conversion rate, forming a one-dimensional clock tree according to the one-dimensional interface arrangement, generating the clock tree corresponding to the two-dimensional interface arrangement by converting the one-dimensional clock tree according to the conversion rate.

Abstract: A pneumatic valve device comprising an integral valve body having first, second, third, fourth, fifth, sixth and seventh openings; a regulation assembly for supplying gas in the second opening; a relief valve in the seventh opening; a pressure gauge in the sixth opening; and an inlet connector in the fifth opening. The first opening communicates with the second opening and the third opening respectively, the first opening has external threads releasably connected to a compressed gas cylinder, the third opening has one end communicating with an outside surface of the valve body and the other end communicating the regulation assembly, the fourth opening interconnects the compressed gas cylinder and the inlet connector, and the fifth opening, the sixth opening, and the seventh opening are equally spaced apart around an outer surface of the valve body and have the same elevation. The first, third and second openings communicate with each other.

Abstract: A clock tree distribution method is provided. The method, applied to an I/O interface of an integrated circuit, is for generating a clock tree utilized in the I/O interface.

Abstract: An electronic device holder includes: a base; a pivot seat extending uprightly from the base; first and second pivot joints; a connector having front and rear end portions, the rear end portion of the connector being pivoted to the pivot seat through the first pivot joint so as to permit rotation of the connector relative to the pivot seat about a first axis; and a device holding seat having front and rear sides. The rear side of the device holding seat is pivoted to the front end portion of the connector through the second pivot joint so as to permit rotation of the device holding seat relative to the connector about a second axis.

Abstract: A change point finding method applied to a logic circuit is provided. The method first defines an indication map and performs a functional equivalent check to judge whether the indication map is correct. When a result is confirmative, the method adds a trap to an RTL HDL of the logic circuit, so that a plurality of comparing points are generated in an APR gate level HDL of the logic circuit. Then the method performs a backward functional equivalent check on the APR gate level HDL of the logic circuit to find a change point according to the comparing points.

Abstract: A circuit protecting apparatus is provided. The circuit protecting apparatus comprises a selecting module, a routing module, a processing module, and a controlling module. The selecting module selects for each of a plurality of a minimum-sized routing region a routing pattern from a plurality of predetermined routing patterns, and generates an input signal. The routing module then generates the routing comprising the selected routing patterns on a to-be-protected region to form a circuit protecting layer. The routing receives the input signal and outputs an output signal. The processing module decodes the output signal into a restored signal a compares the restored signal with the input signal to generate a comparison result, according to which the controlling module selectively fails a chip.

Abstract: A circuit protecting apparatus is provided. The circuit protecting apparatus comprises a selecting module, a routing module, a processing module, and a controlling module. The selecting module selects for each of a plurality of a minimum-sized routing region a routing pattern from a plurality of predetermined routing patterns, and generates an input signal. The routing module then generates the routing comprising the selected routing patterns on a to-be-protected region to form a circuit protecting layer. The routing receives the input signal and outputs an output signal. The processing module decodes the output signal into a restored signal a compares the restored signal with the input signal to generate a comparison result, according to which the controlling module selectively fails a chip.

Abstract: The present invention relates to an apparatus (10) for regulating air pressure in an ink tank (14). The apparatus includes a vacuum pump (12) configured for providing a pressure below atmospheric pressure in the ink tank. A first regulating unit (16), a second regulating unit (18), and a third regulating unit (20) are disposed between the vacuum pump and the ink tank, and in communication with each other. The first regulating unit and the third regulating unit each include a pressure regulating valve and a buffer tank connected with the pressure regulating valve, and the second regulating unit includes a closed-loop pressure regulating valve (180) and a buffer tank (182) connected with the closed-loop pressure regulating valve.