Abstract: An absorbable iron-based alloy implantable medical device includes an iron-based alloy matrix, a degradable polymer coating disposed on the surface of the iron-based alloy matrix, and a corrosion inhibition layer disposed on the surface of the iron-based alloy matrix. The corrosion inhibition layer can delay early-stage corrosion of the iron-based alloy matrix, ensure mechanical performance of a medical device in the early stage of the implantation, prevent degradation of a polymer in the early stage of the implantation of the medical device, and reduce the usage of the degradable polymer, thereby reducing risks of inflammatory reactions.

Abstract: A water output control method and a water output apparatus for implementing the same. The method includes the following steps: connecting and pouring purified water, hot water, and room temperature water respectively into three water input ports of a control valve core; obtaining the purified water and mixed water output respectively from two separate water output ports of the control valve core, connection and communication of the water input port and the water output port is realized through the control valve core; and connecting the two water output ports of the control valve core respectively to two water input ports of a water output device, such that the two separate water output ports of the water output device output the purified water, and the mixed water respectively. The water output apparatus is simple in structure, novel in design, and easy to control.

Abstract: A multi-function water output device includes: a shell, a water ejection head and a core body connected to each other in the shell. On the core body is provided with a first valve hole, a second valve hole, and a third valve hole disposed in sequence along a water flow direction from rear to front. Rear end of the core body is provided with an outer interface, while inside the outer interface is provided with an inner interface. An inner cavity of the inner interface is in communication with a first water input port at bottom of a first valve hole. An upper portion of the first valve hole is provided with first water output port. In the first valve hole is provided with a first valve plug, controlling connection and disconnection of the first water input port and the first water output port.

Abstract: A new type water output converter includes: a valve body, and a valve sleeve. Wherein, in the valve body is provided with a first water route and a second water route. One of which is switched to open or close through using the valve sleeve. The water output of the second water route is controlled through an outside connected switch. The position of the valve sleeve is adjusted by the outside connected switch through feedback of water pressure in the second water route. When the outside connected switch is switched off, the valve sleeve is pushed to move upward by the water pressure in the second water route, to open the first water route. When the outside connected switch is switched on, the valve sleeve is pushed to move downward by the water pressure in the first water route, to close the first water route.

Abstract: A two-route switching water output system includes a water input converter and a water output device. The water input converter includes a water input valve body and a valve cock. In the water input valve body is provided with a first water input route and a second water input route. One of the first water input route and the second water input route is selected to open or close through the valve cock. The water output device includes a water output valve body and a control valve core. Inside the water output valve body is provided with a first water output route and a second water output route. The first water input route and the first water output route are connected to form a first water route. The second water input route and the second water output route are connected to form a second water route.

Abstract: A water output converter includes a valve body and a valve cock. In the valve body is provided with a first water route and a second water route, while one of the two routes is switched to open or close through the valve cock. Water output of the second water route is controlled through an outside connected switch. The position of the valve cock is adjusted by the outside connected switch through feedback of water pressure in the second water route. When the outside connected switch is switched off, the valve cock is pushed to move upward by the water pressure in the second water route, to open the first water route. When the outside connected switch is switched on, the valve cock is pushed to move downward by the water pressure in the second water route, to close the first water route.

Abstract: A mini water route structure comprises: a water route piece and a plurality of water route switches. The water route piece includes: a water input end, connected to an outside water route member; a water output end, connected to the outside water route member; a water passage channel, with its two ends connected respectively to the water input end and the water output end; and a switch installation portion, formed integrally into a body, and is connected to the water passage channel along a direction of a water route. The plurality of water route switches is disposed on the switch installation portion in sequence along the direction of the water route, and are connected in series using their internal water routes. By using mini water route structure, more water route switching can be achieved on a household water utility device.

Abstract: A mini vertical-and-horizontal engine structure, comprising: a rear water channel, connected to an outside pipeline; a first engine, disposed vertically in the rear water channel to switch between water routes; a second engine, disposed horizontally in the rear water channel; a front water channel, connected fixedly to one end of the rear water channel; a push button, disposed on the front water channel, to control the first engine and the second engine; and a connection rod, with its one end connected fixedly to the push button, and with its other end connected fixedly to the first engine and the second engine. The engine structure is novel in design, compact in structure, a plurality of engines are arranged to dispose vertically or horizontally to reduce space it occupies. A push button is used to control the engines to switch between a plurality of water channels.

Abstract: A pipe-in-pipe quick connection structure comprises: an outer pipe; an inner pipe, disposed in the outer pipe; a water input piece, sleeved around one end of the outer pipe; a water output piece, sleeved around the other end of the outer pipe; two connectors, each inserted into each end of outer pipe, and connected respectively to the water input piece and the water output piece; two inner pipe fixing rings each being used to fix each connector and the inner pipe; and two outer pipe connection rings, each sleeved around an outer wall of each connector, and connected respectively to the water input piece and the water output piece. The pipe-in-pipe quick connection structure further includes two positioning protrusions, two fix protrusion pins, two positioning and guiding slots, two positioning and fixing holes, two copper sleeves, two tight seal slots, and two tight seal rings.

Abstract: A water purifying faucet not having pull-out function, comprising: a faucet main body, a dual output bend tube, a hot water input tube, a cold water input tube, a cold water output tube, a purified water input tube, a hydraulic converter, a two-input two-output valve seat, a two-input two-output valve core, a water channel tube, a connector, a central bolt, and a press plate. The two-input two-output valve seat is disposed on the faucet main body, with its two water input ports connected respectively to the hot water input tube and the cold water input tube. The water purifying faucet not having pull-out function is novel in design, easy to operate, and is capable of providing three types of water output, in meeting users' requirements effectively.

Abstract: A two-input and two-output valve core structure comprises: a hood-shape outer shell, and a sway plate sleeve, a sway plate, a movable porcelain plate, and a fixed porcelain plate disposed therein. Wherein the hood-shape outer shell is provided with an upper passage port and a lower passage port. The movable porcelain plate includes a detachable upper movable plate and a detachable lower movable porcelain plate. The fixed porcelain plate includes a detachable upper fixed porcelain plate, a detachable lower fixed plate. A middle section of the sway plate is hinged onto the sway plate sleeve, an upper sway head of the sway plate is protruded out of the upper passage port of the hood-shape outer shell, while a lower sway head of the sway plate is extended into an upper opening of the upper movable plate.

Abstract: A method for compensating a slit illumination uniformity includes executing a first lithography operation and recording an initial slit uniformity profile; executing a slit uniformity optimization process and recording an optimized slit uniformity profile; and offsetting the optimized slit uniformity profile to obtain a working slit uniformity profile such that the working slit uniformity profile has a mean value closest to that of the initial slit uniformity profile.

Abstract: A multi-function water output device includes: a shell, a water ejection head and a core body connected to each other in the shell. On the core body is provided with a first valve hole, a second valve hole, and a third valve hole disposed in sequence along a water flow direction from rear to front. Rear end of the core body is provided with an outer interface, while inside the outer interface is provided with an inner interface. An inner cavity of the inner interface is in communication with a first water input port at bottom of a first valve hole. An upper portion of the first valve hole is provided with first water output port. In the first valve hole is provided with a first valve plug, controlling connection and disconnection of the first water input port and the first water output port.

Abstract: A water output control method and a water output apparatus for implementing the same. The method includes the following steps: connecting and pouring purified water, hot water, and room temperature water respectively into three water input ports of a control valve core; obtaining the purified water and mixed water output respectively from two separate water output ports of the control valve core, connection and communication of the water input port and the water output port is realized through the control valve core; and connecting the two water output ports of the control valve core respectively to two water input ports of a water output device, such that the two separate water output ports of the water output device output the purified water, and the mixed water respectively. The water output apparatus is simple in structure, novel in design, and easy to control.

Abstract: A new type water output converter includes: a valve body, and a valve sleeve. Wherein, in the valve body is provided with a first water route and a second water route. One of which is switched to open or close through using the valve sleeve. The water output of the second water route is controlled through an outside connected switch. The position of the valve sleeve is adjusted by the outside connected switch through feedback of water pressure in the second water route. When the outside connected switch is switched off, the valve sleeve is pushed to move upward by the water pressure in the second water route, to open the first water route. When the outside connected switch is switched on, the valve sleeve is pushed to move downward by the water pressure in the first water route, to close the first water route.

Abstract: A two-path water output device includes a valve, and is mounted around by a shell. The valve has a first waterway and a second waterway. The first waterway is constantly connected to a water converter, while the second waterway is controlled to be open or closed by a control valve core. Such two-path structure is simple, novel and easily controllable for two types of water output like tap water and filtered water. When the second waterway is closed, the water pressure switches a water converter connected to the inlet end of the valve to the first waterway to output water. When the second waterway is open, the released pressure switches to the first waterway to output water.

Abstract: A water output converter includes a valve body and a valve cock. In the valve body is provided with a first water route and a second water route, while one of the two routes is switched to open or close through the valve cock. Water output of the second water route is controlled through an outside connected switch. The position of the valve cock is adjusted by the outside connected switch through feedback of water pressure in the second water route. When the outside connected switch is switched off, the valve cock is pushed to move upward by the water pressure in the second water route, to open the first water route. When the outside connected switch is switched on, the valve cock is pushed to move downward by the water pressure in the second water route, to close the first water route.

Abstract: A two-route switching water output system includes a water input converter and a water output device. The water input converter includes a water input valve body and a valve cock. In the water input valve body is provided with a first water input route and a second water input route. One of the first water input route and the second water input route is selected to open or close through the valve cock. The water output device includes a water output valve body and a control valve core. Inside the water output valve body is provided with a first water output route and a second water output route. The first water input route and the first water output route are connected to form a first water route. The second water input route and the second water output route are connected to form a second water route.

Abstract: Tunneling field effect transistors are provided. The tunneling field effect transistor includes a source region, a drain region, and a channel region disposed between the source region and the drain region. The channel region includes a first region adjacent to the source region and a second region adjacent to the drain region. A first energy band gap of the first region is lower than a second energy band gap of the second region, and the first region has a direct energy band gap.

Abstract: A method for compensating a slit illumination uniformity includes executing a first lithography operation and recording an initial slit uniformity profile; executing a slit uniformity optimization process and recording an optimized slit uniformity profile; and offsetting the optimized slit uniformity profile to obtain a working slit uniformity profile such that the working slit uniformity profile has a mean value closest to that of the initial slit uniformity profile.