Abstract: An illumination apparatus includes a frame, an optical base plate, a light source and an optical film. The optical base plate is disposed in the frame and has a protrusion area at the center of the optical base plate. The protrusion area has at least a protrusion portion, which has at least a reflective surface. The reflective surface includes a plurality of inclined surfaces with different inclination angles. The light source is disposed in the frame and located adjacent to the periphery of the optical base plate. The light source is disposed corresponding to the reflective surface and has a plurality of light-emitting elements. Each light-emitting element has an optical axis direction, and the optical axis directions extend toward the protrusion area. The optical film is disposed at the frame, and the protrusion portion of the optical base plate protrudes toward the optical film.

Abstract: A four-wheel steering central transmission device includes an input shaft extending through a front wall of a housing and having an input rotary disc formed with a first slide groove. A turning output unit includes an output shaft extending through a rear wall of the housing and having an output rotary disc formed with a second slide groove. A transmission unit disposed between the input and output shafts includes a hollow adjustment block disposed adjustably within the housing and movable leftward or rightward, and a transmission member movable within the adjustment block and having slide pieces inserted respectively and slidably into the first and second slide grooves.

Abstract: An upper body reciprocating exerciser includes a frame having a post. A cam is connected to the post and has a guide slot which is cooperated with a piston rod of a cylinder. An enclosed loop pipe is connected to outside of the cylinder and includes two sets of a check valve and an adjustable control valve. The loop pipe communicates with a space in the cylinder. The check valves and the adjustable control valves control fluid in the cylinder to adjust the resistance force when a user pulls a pull unit, so that the user's bones and muscles are exercised properly.

Abstract: A lower body reciprocating exerciser includes a frame having two posts on two sides thereof. Two swing units are respectively connected to the two posts and an arm of each swing unit is connected with a cam of a transmission unit corresponding thereto. The cam is connected with a piston rod of a resistance unit corresponding thereto and the piston rod is connected with a piston located in a cylinder. An enclosed loop pipe is connected to outside of each of the cylinders and includes two sets of a check valve and an adjustable control valve. The loop pipe communicates with the space in the cylinder. The check valves and the adjustable control valves control the fluid in the cylinders to adjust the resistance force when the user swings the pedals and the arms, so that the user's bones and muscles of the lower body are exercised properly.

Abstract: A receiving and transmitting device for wireless transceivers is revealed. The device has been developed from a high isolation MIMO (multiple-input multiple-output) antenna used for 2.45 GHz WLAN operation. The antenna is a dual-fed coupled monopole MIMO antenna that includes a dielectric substrate and a MIMO antenna. A grounding portion with two signal ends for feeding signals is disposed on the dielectric substrate. A T-shaped metal plate is extended from the grounding portion and located between two signal ends. A C-shaped parasitic element is arranged at the metal plate and there is a certain distance therebetween so as to adjust the isolation. The antenna is symmetrical for improving isolation and is suitable for USB dongles or small-sized wireless mobile devices.

Abstract: A lower body reciprocating exerciser includes a frame having two posts on two sides thereof. Two swing units are respectively connected to the two posts and an arm of each swing unit is connected with a cam of a transmission unit corresponding thereto. The cam is connected with a piston rod of a resistance unit corresponding thereto and the piston rod is connected with a piston located in a cylinder. An enclosed loop pipe is connected to outside of each of the cylinders and includes two sets of a check valve and an adjustable control valve. The loop pipe communicates with the space in the cylinder. The check valves and the adjustable control valves control the fluid in the cylinders to adjust the resistance force when the user swings the pedals and the arms, so that the user's bones and muscles of the lower body are exercised properly.

Abstract: A dual wideband dipole antenna used for wireless communication and receiving electromagnetic signals is revealed. The antenna mainly includes a dielectric substrate, two radiating metal portions and a feed line. Each radiating metal portion consists of a metal plate, an L-shaped metal piece and a rectangular metal sheet. An initial end of the metal plate has a feeding point. The metal plate has a regulatory segment and a projecting segment. The L-shaped metal piece is between a terminal end of the metal plate and the regulatory segment. The L-shaped metal piece has a turning portion. The rectangular metal sheet is between the terminal end of the metal plate and a rear end of the regulatory segment of the other metal plate. The feed line connects the feeding points. Thus the antenna is excited to produce resonance frequencies at 0.85, 1.13, 1.68, 1.93 and 2.29 GHz and cover GSM850/900/1800/1900 bands.

Abstract: A solar module having uniform light for assembling on the top of a building to act as a roof is revealed. It comprises a transparent substrate, at least one solar chip, a hot melt adhesive film, a transparent cover plate, and a diffusion film disposed between the transparent substrate and the solar chip.

Abstract: A device for generating electric power and absorbing heat is revealed. It comprises a substrate, a plurality of solar chips, a broad spectrum light absorbing layer and a light scattering film on the substrate and beside the solar chips, a hot melt adhesive film, and a transparent cover plate.

Abstract: The present invention provides an apparatus for performing a measurement inside a living body. The apparatus includes a first sensing element, a manipulating device and an analyzing device. The first sensing element performs the measurement. The manipulating device is coupled to the first sensing element, and manipulates the first sensing element. The analyzing device is for analyzing the measurement.

Abstract: A smart lighting control system has a central control unit and at least one lighting module. The lighting module has its own controller, an ambient light sensor, a current sensor, and an emergency button and is connected to the central control unit and other modules via a serial port. Each lighting module can follow commands from the central control unit to display a specific lighting effect or adjust its brightness according to the ambient light automatically or to switch to another color or lighting effect to generate a warning signal.

Abstract: A multi-band antenna for tablet computers is revealed. The antenna includes a first path, a second path, a third path, a fourth path, a fifth path, a sixth path, a seventh path, an eighth path and a grounding portion, connected to one another. Thereby the antenna can cover the GSM 850/900/1800/1900/ UMTS and LTE 700/2300/2700 operations.

Abstract: In a non-invasive human metabolic condition measuring apparatus and method, a micro-light source emits an incident light having a wavelength from 329 nm to 473 nm to trigger a mitochondrial metabolite of a human mucosa tissue, and the metabolite is excited to generate a fluorescent signal having a wavelength from 405 nm to 572 nm, and the fluorescent signal is filtered by an optical filter, received by a micro receiver, and amplified by an amplification circuit sequentially, and then a filter circuit and an analog/digital conversion circuit of a microprocessing unit are provided for filtering and performing an analog/digital signal conversion respectively, so that the metabolite content can be calculated by the computation to provide human metabolic conditions, and a combination of micro components and circuits is used for miniaturizing the apparatus to provide a convenient carry of the apparatus.

Abstract: An upper body reciprocating exerciser includes a frame having a post. A cam is connected to the post and has a guide slot which is cooperated with a piston rod of a cylinder. An enclosed loop pipe is connected to outside of the cylinder and includes two sets of a check valve and an adjustable control valve. The loop pipe communicates with a space in the cylinder. The check valves and the adjustable control valves control fluid in the cylinder to adjust the resistance force when a user pulls a pull unit, so that the user's bones and muscles are exercised properly.

Abstract: The present invention pertains to a monopole slot antenna for multiple input and multiple output comprising a substrate. An antenna module is disposed on the first surface of the substrate and includes a first antenna and a second antenna disposed symmetrically with each other. A first inner monopole slot and a first outer monopole slot are disposed on the first antenna. The first inner monopole slot is formed by connecting a first straight section with a plurality of first bended sections. The first outer monopole slot surrounds the outer periphery of the first inner monopole slot. The second antenna is disposed symmetrical to the first antenna. An isolation unit is defined between the first antenna and the second antenna and has a third straight section and a third bended section. Furthermore, two feeding units are defined on the second surface of the substrate.

Abstract: A subtle vortex polishing apparatus includes a receiving unit; a stirring unit, movably provided in the receiving unit; and a transmission unit, connected to the stirring unit. The workpiece to be polished and the fluid abrasive are placed in the in the receiving unit. The stirring unit is driven by the transmission unit so that the fluid abrasive in the receiving unit forms the eddy friction for polishing the workpiece and the deburring, polishing, chamfering for the workpiece can be finished in one time. Thereby, the grinding effect of the inner and outer surfaces of the workpiece enhances, and this invention can be thus used in processing small, bored, cracked, cambered complex surfaces, achieving the effects of easy operation, single-sided or multi-surface processing at the same time, increase in the processing rate, significant reduce in labor intensity, reduced processing costs and improved productivity.

Abstract: A dual wideband dipole antenna used for wireless communication and receiving electromagnetic signals is revealed. The antenna mainly includes a dielectric substrate, two radiating metal portions and a feed line. Each radiating metal portion consists of a metal plate, an L-shaped metal piece and a rectangular metal sheet. An initial end of the metal plate has a feeding point. The metal plate has a regulatory segment and a projecting segment. The L-shaped metal piece is between a terminal end of the metal plate and the regulatory segment. The L-shaped metal piece has a turning portion. The rectangular metal sheet is between the terminal end of the metal plate and a rear end of the regulatory segment of the other metal plate. The feed line connects the feeding points. Thus the antenna is excited to produce resonance frequencies at 0.85, 1.13, 1.68, 1.93 and 2.29 GHz and cover GSM850/900/1800/1900 bands.

Abstract: An electric water heater having a filtering device includes an electric water heating device and a filtering device. The filtering device communicates with the electric water heating device, and includes a shell having at least an accommodating area, an inlet connecting to one end of the shell and communicating with the accommodating area, an outlet connecting to the other end of the shell and communicating with the electric water heating device and the accommodating area, a porous magnetic resin film located inside the accommodating area, and a calcium sulfite filter membrane in the accommodating area and between the outlet and the porous magnetic resin film. With the combination of the porous magnetic resin film and the calcium sulfite filter membrane respectively for the absorption of metallic impurities in water and chlorine removal, the scales can be avoided from generating after the electric water heating device heats the water.

Abstract: Disclosing is a preparation apparatus of a porous alumina plate, including an electrolytic tank, an aluminum substrate, a negative electrode, a thermostatic apparatus, a circulation apparatus, and a power supply. The electrolytic tank includes an accommodating space and connects to a first opening and a second opening of the accommodating space, respectively, and a slot wall of the electrolytic tank is installed with an input tube and an output tube. The accommodating space is used to accommodate an electrolyte. The aluminum substrate and the negative electrode are installed on the first opening and the second opening, respectively, to contact the electrolyte. The thermostatic apparatus is used to maintain a temperature of the electrolyte, and the circulation apparatus is connected to the thermostatic apparatus and the electrolytic tank to circularly transport the electrolyte in the thermostatic apparatus and the electrolytic tank.

Abstract: A method for producing an alumina template of nanorods, the alumina template, and the nanorods are provided for overcoming the problems of the conventional alumina template having anodic aluminum oxide that may be peeled off from a substrate or forming a non-conductive oxide easily, and the alumina template includes a conductive substrate composed of an active metal and an inert metal, so that the alumina template can be attached onto the active metal and inert metal at the same time, and the active metal can be used for securing the alumina template and supporting the alumina template on the inert metal, and the anodic aluminum oxide attached onto the inert metal can be used for providing a better conductivity, such that a stable and highly conductive alumina template can be produced.