90results about How to "Easy to change shape" patented technology

A catheter device that is useable to extract material from a body conduit, such as a blood vessel, comprises a flexible catheter advanceable into the body conduit, an opening in the wall of the catheter that is in fluid communication with a material collection chamber, and a controllably arcuate segment along the catheter shaft, near the distal tip of the catheter and including the opening. Further said catheter may include a sliding member, located within a lumen of the catheter, that is used to move the material entering the catheter through the arcuate segment opening, into the material collection chamber and away from said opening. The catheter may include a single mechanism utilized to both generate a vacuum to cause material to enter the catheter at the arcuate segment opening and also cause the sliding member to travel, inside the catheter, moving material away from the opening and into the material collection chamber. Methods of utilizing such a catheter device to remove material from a body conduit are also disclosed.

The present invention relates to a pouch-type secondary battery having improved stability, and more particularly to a pouch-type secondary battery which is designed such that the shape of the pouch is changeable to disconnect the connection parts between an electrode lead and an electrode tab when the internal pressure of the pouch rises due to excessive charging or the like, and a battery pack including the same. The present invention can significantly increase the lifetime and stability of a pouch-type secondary battery, without the need for additional materials, devices, or the like in the manufacturing of the secondary battery, by fundamentally interrupting the current flow when gas is generated in the secondary battery, and the present invention can provide a pouch-type secondary battery capable of being low cost, light weight, and a battery that is easily changeable in shape, etc.

Disclosed herein is a battery pack manufacturing apparatus constructed in a structure in which an object to be processed is pressed by an upper jig member, which is actuated by the pressure of a press, while the object is placed on a lower jig member. The press is mounted at the upper end a frame of the apparatus, the upper jig member is mounted at the frame by means of tension springs, and a sensing unit is mounted on the upper jig member for detecting the pressure applied from the press. The pressure applied from the press is controlled based on the pressure detected by the sensing unit.

The invention relates to a method for replacing a jet rod of a spraying machine, which is realized by adjusting the position change of side jet rods arranged at the two sides of a fixed jet rod and the length or installation position of an adjusting support rod connected between the side jet rods and a vertical jet rod; a spray pipe is connected and communicated with a vertical spray pipe provided with a spray head by a transverse spray pipe provided with a spray head through a flexible pipe, and the vertical spray pipe and the transverse spray pipe are respectively connected at the inner sides of the fixed jet rod and the vertical jet rod; and the spray pipes can form a follow-up change-tunnel-type spray pipe by the position change of the fixed jet rod, the side jet rods and the vertical jet rod, so that line spacing change of fruit trees and fence-frame crops as well as the spraying requirements of the fruit trees and the fence-frame crops with different shapes can be adapted. The invention has the characteristics of convenient adjustment of the positions of the spray pipes, pesticide application efficiency increment and strong applicability.

The invention relates to tissue engineering skin and a preparation method thereof. The tissue engineering skin comprises a dermis layer and an epidermis layer, and is prepared from seed cells, cell growth factors and a biological scaffold material according to a biological 3D printing technology. The tissue engineering skin is similar to natural skin, comprises the dermis layer and the epidermis layer, can be produced in batches, can be closely attached to a wound, and has high biocompatibility, the dermis layer contains blood vessels, sweat glands and hair follicles, the shape, size and thickness of the tissue engineering skin can be easily changed, the elasticity and flexibility of the skin after sound healing can be enhanced, and the tissue engineering transplantation success rate can be increased.

A bag house air filtration system with minimal recirculation uses new inlet airflow patterns and cleaning processes. Inlet air enters the bag house. An input plenum changes the velocity profile. Dirty inlet air is split into two plenums, and then passed through guide vanes. A clean air plenum contains a series of individual compartments with a pre-set number of filter bags that are effectively cleaned during a single cleaning cycle. Each individual compartment has a door or louver mounted above the bag openings that is opened and closed during the cleaning cycle. An automatic control system continuously senses bag house pressure drop and activates the cycle when needed. The doors open and close in a pre-set pattern to drop the dust cakes from the bags and restore air flow to normal pressures. Closing a door mounted above the bags creates a reversal of pressure that removes the dust cake.

A waterproof storage bag which comprises a bag body having an open end and a bag opening provided at the open end of the bag body to seal the bag body. The bag opening has inner surfaces which are smooth surfaces made of smooth and soft plastic material and the inner surfaces do not contain any self-adhesive material and are not disposed with any additional adhesive material thereon. A multi-porous resilient member is provided inside the bag body. It is an object of the present invention to provide a waterproof bag which could indicate to a user whether its waterproof function is still functioning properly. It has the advantages of simple structure, easy operation and low manufacturing costs.

The invention relates to a preparation method and applications of a monolithic catalyst used for catalyzing and purifying ammonia-containing waste gas. The monolithic catalyst consists of two parts, namely a honeycomb-shaped metal wiremesh carrier and a catalytic active component, wherein the honeycomb-shaped metal wiremesh carrier material is a FeCrAl stainless steel wiremesh; and the catalytic active component consists of a metal active component and an inorganic oxide carrier; the metal active component is one or more of Ag, Cu, Fe and Mn; and the inorganic oxide carrier is one or more of Al2O3, TiO2, SiO2, ZrO2 and CeO2. The monolithic catalyst has a three-dimensional permeating structure and properties such as higher heat transfer coefficient and mass transfer coefficient and lower pressure drop, is suitable for the installations of various reactors and can be directly applied in the industrial field. For example, the Ag / Al2O3 honeycomb-shaped metal wiremesh catalyst can be used for completely converting NH3 at 220 DEG C and have higher selectivity to N2 (>80%); and the catalyst has high stability and wide operating temperature window and is insensitive to the change of space velocity.

The purpose of the present invention is to provide a pipe bending apparatus comprising a turning means that can be easily implemented at low cost and can be used for bending pipes in different directions and in different shapes. In order to achieve this purpose, in the pipe bending apparatus of the present invention, a pipe feeding base (61) is disposed so as to be movable in the feeding direction of a pipe (P), a feeding means (60) is configured by rotatably disposing a chuck (63) on the feeding base to support the pipe, a cam (71) formed by bending a long plate or rod is disposed substantially parallel with the movement direction of the feeding base, a cam follower (86) is disposed on the feeding base so as to be movable in a direction perpendicular to the axis of the pipe, a turning means (70); is configured by engaging the cam follower with the cam and also connecting the cam follower to the chuck, and, together with an operation which moves the feeding base forward, the cam follower follows the cam and moves, and the motion of the cam follower is transmitted to the chuck so as to turn the chuck.

The invention discloses a preparation technology of multipurpose folium artemisiae argyi paper. The preparation technology comprises the following steps: S1, material selection: harvesting artemisia argyi not bloomed and flourish in May to July, and laying the selected artemisia argyi in a ventilation place for preliminarily drying the artemisia argyi till the water content of the artemisia argyi is reduced to 20 to 40 percent; S2, disleaving: laying the preliminarily dried artemisia argyi in the S1 into an artemisia argyi disleaving machine, so as to separate folium artemisiae argyi from the artemisia argyi; S3, cleaning: laying the separated folium artemisiae argyi in the S2 into cleaning machine equipment, and repeatedly cleaning the folium artemisiae argyi for 3 to 7 times; S4, storing and drying; S5, crushing and screening; S6, hot grinding; S7, pulping; S8, paper delivery. The invention further provides the application of the multipurpose folium artemisiae argyi paper. The multipurpose folium artemisiae argyi paper is applied to traditional Chinese medicine health protection comprising moxibustion therapy, edicated compress, foot bath and medicated bath. The preparation technology has the advantages that the preparation technology is simple and does not pollute the environment, and the folium artemisiae argyi paper is small in volume, high in density, clean and sanitary, short in storage and transportation costs, convenient for shape changing and convenient for the operation of individual person or traditional Chinese medicine health protection personnel.

An electronic and power unit of eyeglass frame is featured as designing tube in framework of eyeglass to hide electronic circuit in said tube for forming eyeglass with radio communication unit or utilizing framework to intensify tenacity of eyeglass and to fix electronic product and also enabling to design holding seat on framework to combine with shell modern paster for creating more fashions.

The invention relates to a conveyor belt system comprising a conveyor belt (1) extending in the longitudinal direction and a plurality of support roller stations (2) arranged at a distance from each other in the longitudinal direction and on which the conveyor belt (1) is supported by support rollers (3), said conveyor belt (1) being formed from a flexible base material (4) and a plurality of unconnected traction means (5) which determine the tensile strength of the conveyor belt (1) and which extend in the longitudinal direction. According to the invention, in the cross-section of the conveyor belt (1) and with respect to a desired position on a central belt section (a) supported on a support roller (3) of the support roller station (2), the tensile strength relative to the belt width is less than on the laterally adjoining belt sections (b) which are not supported in the desired position by a support roller (3). The invention also relates to the conveyor belt (1) itself.

The invention discloses a socket type pore-forming mold, a socket type pore-forming device and a method for preparing a porous brick thereof. The socket type pore-forming mold comprises an upper mold and a lower mold; the upper mold is formed by arranging a plurality of inserting rod cross-beams provided with pore-forming inserting rods; the pore-forming inserting rods are distributed below the inserting rod cross-beams in rows; an inserting hole plate which corresponds to the pore-forming inserting rods below the inserting rod cross-beams; both ends of the inserting rod cross-beams are assembled through assembling bodies; and guide devices are arranged between the inserting rod cross-beams and the assembling bodies. The socket type pore-forming device comprises the socket type pore-forming mold; the lower mold is two rails; the assembling bodies at both ends of the inserting rod cross-beams are placed on the two rails of the lower mold respectively; and a ramming mechanism, a vibration mechanism and a drawing mechanism are arranged above the upper mold respectively. The socket type pore-forming mold, the socket type pore-forming device and the method for preparing the porous brick thereof ensure that porous brick products thereof are more diversified, and can also ensure intact pore shapes and beautiful products.

The invention discloses tissue engineering skin with a layered structure and a preparation method of the tissue engineering skin, and relates to the technical field of tissue engineering skin. The tissue engineering skin with the layered structure comprises a collagen layer, a collagen layer embedded in human skin fibroblast, a first multilayer collagen layer, a collagen layer embedded in keratinocyte and a second multilayer collagen layer. According to the tissue engineering skin disclosed by the invention, a manner that channels are innovatively generated in tissues by a temporary material such as gelatin is adopted, and human umbilical vein endothelial cells are adhered to the inner parts of the channels, so that the formed blood vessels are better fit with human body blood vessels; thetransporting and distributing rate of the formed blood vessels is increased; cells have higher viability and high multiplication rate; the printed skin with the layered structure is adopted, so thatthe interaction between cells of the formed skin structure and the interaction of the skin tissues and epimatrix are more stable, and regeneration of the skin tissue is facilitated.

The invention provides a four-degree-of-freedom integrated robot joint mechanism, relates to a robot joint, and aims to solve the problems of complex and huge whole mechanism of the robot because the conventional actually applied robot basically consists of single-degree-of-freedom joints. The robot joint comprises the technical key points that: the inner surface of a driving cylinder of the joint mechanism is provided with dot matrix windings; the outer surface of the main body of a driven element is provided with dot matrix permanent magnets; three first end plates and three second end plates are combined together respectively to form contours, and all the contours are circular rings which are coaxial with the inner surface of the driving cylinder; the main bodies of three cylindrical curve driven elements are combined together to form contours, and the contours are cylinders which are coaxial with the inner surface of the driving cylinder; each driven element axially slides along two corresponding guide rods; and one end of each of the three connecting rods is connected with the extending end of an extending end rod of each of the three driven elements, while the other end is connected with the inner side surface of an end platform through a spherical pair. The mechanism can be applied to the fields of robot joints and rehabilitation of patients with joint injuries or dyskinesia and the like.

The present invention relates to a microspeaker, comprising: a frame; a vibration diaphragm, the outer periphery of which is fixed at the frame; a voice coil fixed at the lower surface of the vibration diaphragm; a resilient suspension, the outer periphery of which is fixed at the frame; a yoke fixed at the suspension; a permanent magnet fixed at the inner bottom surface of the yoke; and a plate fixed at the upper surface of the permanent magnet, wherein the pair of the frame and the vibration diaphragm, the pair of the yoke and the permanent magnet, and / or the pair of the permanent magnet and the plate are coupled together by a bonding film.

The invention provides wireless charger equipment with low cost. The wireless charger equipment is characterized in that a wireless charger uses a low-cost wireless charger transmitting coil (5.1) manufactured by a printed circuit board, an etching metal foil or a narrow band metal belt; and the transmitting coil is connected with a wireless charge control driving circuit board (5.3) by using a low-cost flexible and flat cable (5.2), so that the characteristics of high frequency and large current can be satisfied, and the cost can be reduced.

The invention relates to a radiation device with a wind scooper. Conventional radiators have the disadvantages of the low wind speed of a high-temperature area, the high wind speed of a low-temperature area and poor radiation effect. The radiation device with the wind scooper comprises a heat-conducting pedestal and a radiation fin set arranged on the heat-conducting pedestal. The radiation device is characterized in that: the TT-shaped wind scooper is sleeved on the periphery of the radiation fin set; and one end of the wind scooper is externally extended to form a wind inlet with an externally-extended surface, while the other end is provided with a TT-shaped wind outlet. The radiation device with the wind scooper has the advantages of making the flow speed of airflows flowing through the radiator higher than that of an external wind field, increasing the airflow and flow speed of the high-temperature area of the radiator, not decreasing the airflow and the flow speed of a downstream area of the radiator and improving radiation performance from three aspects.

The invention relates to a lightweight abrasion-resistant automobile gear and belongs to the technical field of processing of automobile gears. The automobile gear comprises a core body and an outer layer arranged on the surface of the core body, wherein the core body is made of a porous alloy steel ceramic material. The porous alloy steel ceramic material comprises alloy steel powder, ceramic powder, a pore-foaming agent and a resin adhesive according to a mass ratio of 100 to (50.1-145.2) to (0.6-1.2) to (9-12). The outer layer is made of an alloy steel ceramic material; the alloy steel ceramic material comprises the alloy steel powder, the ceramic powder and the resin adhesive according to a mass ratio of 100 to (50.1-145.2) to (7-10). The lightweight abrasion-resistant automobile gear is excellent in mechanical property and high in sound-absorbing and vibration-damping effects, and can work for a long time under the harsh conditions.

The invention relates to a plastic washbasin used for a bathroom cabinet in a toilet and a manufacturing method thereof, wherein the washbasin comprises a washbasin main body made from a plastic material, and the bottom of the washbasin main body is provided with a water outlet hole. The manufacturing method comprises the following steps of: A. proportionally mixing and drying all the raw materials; B. injecting the melted raw materials into a pre-designed mold cavity through a nozzle of an injection molding machine, wherein the temperature of the mold cavity is 55 to 70 DEG C, barrel temperature is 260 to 275 DEG C, and nozzle temperature is 250 to 270 DEG C; C. allowing the formed blank to stand in the mold cavity, cooling for 30 to 120 seconds; D. setting a mold opening time to be 20% of the whole cycle; E. polishing joint lines of the blank; and F. spraying the surface of the polished washbasin with UV oil so as to obtain a finished product. The washbasin in the invention is made from the plastic material, and has the advantages of firmness, durability, difficulty in damage, fine compatibility with the bathroom cabinet, easiness in manufacturing and processing, low cost, convenience for model change, and the like.

The invention discloses an LED lamp printing and dyeing device. The device comprises a base, the base is of a hollow structure, two symmetric first supporting rods are arranged on the base, a thread rod which is horizontally arranged is arranged in the base, one end of the thread rod is rotatably connected with the inner wall of the base, the other end of the thread rod penetrates the side wall ofthe base, the thread rod is sleeved with two symmetric first sliding blocks, the first sliding blocks are in threaded connection with the thread rod, the upper side wall of each first sliding block is connected with a second supporting rod which is vertically arranged, a strip opening matched with each second supporting rod is formed in the upper side wall of the base, the second supporting rodspenetrate the strip openings, clamping blocks are connected to the positions, above the base, of the side walls of the opposite sides of the two second supporting rods, and clamping grooves are formedin the clamping blocks. The fixing effect on a lamp is good, and a printing and dyeing head is convenient to disassemble and replace.

The invention discloses a method of prestressed steel wire mesh polymer mortars reinforcing a concrete ribbed arc bridge. The method comprises a plurality of reinforcing systems which are distributed along a concrete arch bridge arch rib to be reinforced, each reinforcing system comprises multiple rows of steel wire meshes which are arranged at intervals, formed by prestressed steel wires and coat the concrete arch rib to be reinforced in a ring direction, first fixation members which are used for fixing one ends of the steel wire meshes and forming unit construction segments, and second fixation members which are used for fixing the other ends of the steel wire meshes and are arranged parallel to the first fixation members at intervals, and widths of a strain equipment which is used for stretch-drawing and fixing the first fixation members and the second fixation members are reserved between the first fixation members and the second fixation members. The method of the prestressed steel wire mesh polymer mortars reinforcing the concrete ribbed arc bridge is simple and convenient in construction and short in period, does not need large-scale machines and tools and equipment, and is obvious in reinforcing effect and good in durability.

The invention provides a deformable baffle of a conveying belt. The deformable baffle comprises a plurality of baffles, a stop sheet, ferrule components, two turning plates and a connecting rod, wherein the ferrule components are arranged on two long side edges of the stop sheet in rows at a predetermined space respectively; the two turning plates are pivotally connected to two short side edges of the stop sheet respectively; and the connecting rod penetrates through a row of ferrule components on one sides of two adjacent baffles in the baffles respectively. The deformable baffle has a simple structure, is low in manufacturing cost and can be conveniently applied to various conveying belts.

The invention belongs to the technical field of biomimetics and discloses a flexible electromagnetic elastomer device with the simulation of a chameleon tongue and a manufacturing method thereof. Thedevice comprises an electromagnetic coil, a sleeve, a blocking structure, a soft tongue and a metal block, wherein the inside of the sleeve is a cylindrical first hollow structure, the outer portion of the sleeve is provided with the electromagnetic coil according to the magnitude of ejection force, the blocking structure is disposed at one end of the first hollow structure, and the soft tongue includes an ejection member and an extending member. The invention also discloses a manufacturing method of the corresponding device. The device can simulate the ejection process of the chameleon tonguewell and has the advantages of compact structure, small energy consumption, fast ejection speed and automatic recovery, the electromagnetic coupling / interaction characteristics of a flexible electromagnetic material are used, the ejection of the chameleon tongue to drive a whole body can be achieved with only an instantaneous discharge process, the required voltage and energy consumption are reduced, and at the same time, the mechanical energy conversion efficiency is high.

The invention relates to a method for replacing a jet rod of a spraying machine, which is realized by adjusting the position change of side jet rods arranged at the two sides of a fixed jet rod and the length or installation position of an adjusting support rod connected between the side jet rods and a vertical jet rod; a spray pipe is connected and communicated with a vertical spray pipe provided with a spray head by a transverse spray pipe provided with a spray head through a flexible pipe, and the vertical spray pipe and the transverse spray pipe are respectively connected at the inner sides of the fixed jet rod and the vertical jet rod; and the spray pipes can form a follow-up change-tunnel-type spray pipe by the position change of the fixed jet rod, the side jet rods and the verticaljet rod, so that line spacing change of fruit trees and fence-frame crops as well as the spraying requirements of the fruit trees and the fence-frame crops with different shapes can be adapted. The invention has the characteristics of convenient adjustment of the positions of the spray pipes, pesticide application efficiency increment and strong applicability.

Disclosed are a toothbrush and a method of producing the same. The toothbrush of the present invention includes a pressure relief unit (r) which is installed in a head part of the toothbrush and has a plate shape and a predetermined size sufficient to cover bristles set in the head part. In the present invention, the head part is thin, and the bristles are set in the head part without using a wire. Furthermore, the present invention is easily adapted for mass production using inexpensive equipment. As well, the pressure relief unit (r), which is installed in the head part, serves as a reinforcing unit. Therefore, the head part is prevented from breaking during use despite having a reduced thickness.

The invention relates to a tubular wind wheel capable of being used for air conditioner and fan products such as a split-type air conditioner indoor unit, a movable air conditioner, an air freshener, a dehumidifier, a low static pressure blast pipe machine, a tower fan, a window type air conditioner and so on. The tubular wind wheel comprises a rotating shaft (27) and blades which are arranged on the rotating shaft (27), and is characterized in that the blades which are arranged on the rotating shaft (27) comprise large blades (24) and small blades (26); the diameters of the large blades (24) and the small blades (26) are unequal, and the large-diameter blades (24) and the small-diameter blades (26) are distributed in the staggered form; and the mounting intervals along the circumferential direction between the large blades (24) and the small blades (26) are unequal intervals. The tubular wind wheel has the advantages of good sound quality, low noise, large air quantity, high production efficiency, easy change of the shape of the blades and the length of the wind wheel, high reliability and so on.

The invention relates to an individual hip joint percutaneous puncture guider and a using method thereof. The guider comprises a guiding body matched with the hip joint of a human body; two ends of the guiding body are respectively provided with first through holes corresponding to femoral great trochanters on two sides of a human body; two second through holes corresponding to pubes on two sides of the pubic joint of a human body are formed in the middle of the guiding body; each second through hole on the guiding body outward and obliquely upward extends to form an auxiliary part; third through holes corresponding to anterior inferior spines on two sides of a human body are formed in the two auxiliary parts; U-shaped grooves are formed in boundaries of the first, second and three through holes; and at least one guide post is arranged on the guiding body. The hip joint percutaneous puncture guider and the using method thereof can be used for conveniently avoiding important great vessels around the hip joint during puncture treatment on the hip joint of a human body, so that the accuracy and safety of puncture can be guaranteed, the treatment efficiency can be improved, and pains of patients can be relieved. The individual hip joint percutaneous puncture guider has a simple structure, and has relatively good reliability and stability.