371 results about "Change color" patented technology

A ball is configured for use in racket and paddle sport games. These configurations include a material composition that is sensitive to mechanical force. This composition may change colors in response to a crack or other defect in the surface of the ball. In one implementation, the ball may have a thin, peripheral wall that encloses a hollow interior. This ball may find use in pickleball and, thus, meets the requirements and parameters for use in the sport.

An excess heat exposure indicator and methods for making the same are disclosed. The excess heat exposure indicator includes a print media substrate comprising an indicator region, a data region, at least one first thermochromic composition is provided on the substrate within the indicator region of the substrate, a second thermochromic composition is provided on the substrate within the data region, the second thermochromic composition configured to change color state from a third color state to a fourth color state when heated above a second temperature threshold, the indicator region is configured to be selectively treated with heat above the first temperature threshold to place a first portion of the indicator region in the second color state, different than the first color state, forming a visible indicia, the visible indicia configured to change appearance when the indicator region is subsequently exposed to a temperature above the first temperature threshold.

An excess heat exposure indicator and methods for making the same are disclosed. The excess heat exposure indicator includes a print media substrate comprising an indicator region, a data region, at least one first thermochromic composition is provided on the substrate within the indicator region of the substrate, a second thermochromic composition is provided on the substrate within the data region, the second thermochromic composition configured to change color state from a third color state to a fourth color state when heated above a second temperature threshold, the indicator region is configured to be selectively treated with heat above the first temperature threshold to place a first portion of the indicator region in the second color state, different than the first color state, forming a visible indicia, the visible indicia configured to change appearance when the indicator region is subsequently exposed to a temperature above the first temperature threshold.

The utility model relates to a fever cooling patch with color reminding, which comprises a surface lining layer, a first gel layer, a second gel layer and an anti-sticking layer, the first gel layer and the second gel layer are laid on the surface lining layer side by side, the anti-sticking layer is attached to the first gel layer and the second gel layer, and the first gel layer and the second gel layer are arranged at an interval. The thickness of the first gel layer is larger than that of the second gel layer, the surface lining layer is provided with a temperature-sensing ink layer corresponding to the second gel layer, and the temperature-sensing ink layer can change color through heating. The fever cooling patch is provided with the two gel layers, namely the first gel layer for cooling and the second gel layer for facilitating heat conduction, the second gel layer with the thin thickness is arranged so that heat can be conducted to the temperature sensing ink layer more quickly, the temperature sensing ink layer can be heated to change color in time, a warning of high body temperature is provided for parents, and therefore the fever cooling patch is convenient to use. And timely response to seeing a doctor is facilitated.

The invention belongs to the technical field of dental materials, and particularly relates to resin with gradually-changed color and light transmittance, a preparation method and application of the resin and a false tooth simulating natural teeth. The resin with the gradually changed color and light transmittance is formed by hot pressing of multiple layers of materials; the light transmittance and chromaticity of each layer of materials are strictly controlled, the absolute value of the difference value of the light transmittance of every two adjacent layers of materials in the multiple layers of materials is 1-7%, and the absolute value of the difference value of the light transmittance of the first layer and the last layer is larger than 20%; the color difference value of two adjacent layers of materials in the multiple layers of materials is smaller than 1, and the color difference value of the first layer and the last layer is larger than 4. The resin with gradually changed color and light transmittance provided by the invention is natural in color transition, two adjacent layers are mutually fused, the resin can be used for manufacturing a whole false tooth and a complete false tooth, and the manufactured false tooth has the effect of gradually changing light transmittance and color and can better simulate the aesthetic effect of the cutting end and neck of a natural tooth.

The utility model provides a full-automatic powder spraying room capable of rapidly switching colors and types, which comprises a powder spraying room and a conveying assembly arranged in the powder spraying room and used for conveying workpieces, and the powder spraying room is divided into a color powder spraying area, an operation area and a metal powder spraying area along the conveying direction of the conveying assembly. Two powder spraying mechanisms arranged in a mirror symmetry mode are arranged in the color powder spraying area, a starting controller is arranged in the operation area, and the starting controller is connected with the conveying assembly and the powder spraying mechanisms. The powder spraying room is small in occupied area, workpieces sequentially enter the color powder spraying area and the metal powder spraying area through the conveying assembly to be colored and decorated, the time for changing lines and colors is saved, color crossing is not likely to happen, the workpiece spraying efficiency is improved, and the equipment utilization rate is increased. And a powder spraying area and an employee operation area are isolated, so that dust pollution can be reduced, and color powder and metal powder can be conveniently distinguished and recycled while the health of employees is protected.

The utility model discloses a double-bead feeding mechanism capable of changing colors front and back, which comprises a base, a pulley is arranged on the base, a bead feeding clamp is arranged on the pulley, a jaw capable of being opened or closed under the action of the pulley is arranged at the front end of the bead feeding clamp, the double-bead feeding mechanism further comprises a shifting mechanism, a fixed positioning block is arranged above the bead feeding clamp, and the fixed positioning block is arranged on the base. A fixed positioning block is arranged on the base, a sliding positioning block is connected to the front side of the fixed positioning block in a sliding mode, a first positioning hole is formed in the sliding positioning block, a second positioning hole is formed in the fixed positioning block, a color changing supporting plate is arranged between the sliding positioning block and the base, and a front stroke limiting structure, a first rear stroke limiting structure and a second rear stroke limiting structure are arranged on the base. The sliding positioning block and the first rear stroke limiting structure can slide left and right at the same time under the action of the shifting mechanism. The bead feeding mechanism is compact in structure, small in occupied installation space, good in operation stability and reliability and suitable for the bead embroidery machine head with a plurality of bead feeding mechanisms.

The invention discloses a novel environment-friendly high-barrier CPP film and a preparation method thereof.The novel environment-friendly high-barrier CPP film comprises a base film layer, a corona layer and a heat sealing layer, the corona layer and the heat sealing layer are arranged on the two sides of the base film layer respectively, the novel environment-friendly high-barrier CPP film further comprises a protective surface layer, and the protective surface layer is arranged on the side, away from the base film layer, of the corona layer; a plurality of color-changing patterns made of thermochromic materials are arranged between the protective surface layer and the corona layer, and the color of the patterns changes after the patterns reach the corresponding temperature. The color-changing patterns made of the thermochromic materials are arranged between the base film layer and the heat sealing layer and can be used for indicating the real-time packaging temperature; when the packaging environment temperature is higher than the color-changing temperature of the color-changing pattern made of the thermochromic material, the color-changing pattern made of the thermochromic material is dominant, a user can judge whether the packaging environment temperature is too high or not by observing whether the color-changing pattern is dominant or not, and it can be conveniently ensured that the packaging and products in the packaging are at the proper temperature.

The invention discloses a preparation method of a coating structure for testing, which comprises the following steps: S1, scraping putty on a substrate, and waiting for the putty to be dried and cured to form a putty layer; a plurality of putty layers are arranged in sequence, and at least one of the putty layers is a tracer putty layer formed by blade coating after a tracer and putty are compounded; s2, the putty layer farthest from the base plate is coated with permeable coating, the permeable coating permeates into the putty layer and can make contact with the tracer to enable the tracer to change color, and a permeable fixing layer is formed after the permeable coating is cured; the base plate, the putty layer and the permeation fixing layer are combined to form a coating structure for testing. The invention also discloses a test coating structure prepared by the method. The test coating structure which can be used for testing and displaying is prepared by utilizing the characteristic of color change due to contact between the tracer and the permeable coating, the penetration depth of the permeable coating can be clearly displayed through the coating structure, and the penetration result is striking and easy to observe.

The invention discloses a vacuum infusion bag film structure of a wind power generation blade. The vacuum infusion bag film structure of the wind power generation blade comprises at least one bag film, the bag film comprises a base material layer and a temperature-sensitive color-changing layer, the temperature-sensitive color-changing layer is arranged on the base material layer or embedded in the base material layer, and the temperature-sensitive color-changing layer is configured to change color along with temperature change. The temperature-sensitive color-changing layer is used for monitoring local temperature abnormity in the vacuum infusion process of the wind power generation blade, when the temperature of the coverage area of the temperature-sensitive color-changing layer exceeds a preset threshold value, the temperature-sensitive color-changing layer is converted into a second color from a first color, and the first color is different from the second color. According to the technical scheme provided by the invention, the temperature-sensitive color-changing layer is arranged on the bag film, so that a real-time and visual temperature monitoring means can be provided when the leaves are heated and cured or maintained and heated.

The utility model discloses a coating structure that changes color with temperature, which includes a bottom layer of a mobile phone back shell, a buffer layer sealed between the bottom layer and the outer layer, the buffer layer is surrounded and defined by a surrounding edge to form a plurality of honeycomb areas, the area directly covers the mobile phone battery, and each honeycomb area is interconnected to allow the internal medium to flow freely. The utility model forms an equilateral hexagonal grid by precise stamping on the buffer layer, and the grid gaps are filled with a medium. When the temperature of the mobile phone battery rises, the medium can absorb heat and change color, so as to visually warn whether the mobile phone is overheated. In addition, the honeycomb areas are interconnected, so that the internal medium can flow freely. Therefore, during the use of the mobile phone, the heat can be quickly and evenly dispersed to each part, effectively preventing local areas from overheating. At the same time, this color change process not only increases the ornamental and interesting nature of the mobile phone, but also further enhances the user experience.

A lighting device (10) has a rectangular cubic shape and includes "leaves" (11, 17, 29, 60) which may be pivoted between closed and opened positions. Three separate options for illumination devices are included which are all unique and differ from one another. Illumination means is operated by a switch that closes a circuit activating illumination when a leaf is opened and opening the circuit thereby stopping illumination when a leaf is closed. The illumination means for each leaf consists of one or more LEDs. Known technology allowing the LEDs to change colors and to be dimmed or brightened may suitably be employed. If desired, artificial intelligence (AI) technology may be incorporated into the lighting device. For example, the device can be operated using voice prompts to dim or brighten LEDs, illuminate them or stop illumination and change colors. A dedicated phone App can be utilized in controlling the various modes of operation of the invention.

This temperature-indicating label is provided with: a base material; an adhesive layer to be affixed to the surface of a living body; and a temperature-indicating ink layer that is positioned between the base material and the adhesive layer, and that is configured so as to change color in accordance with the temperature of the temperature-indicating ink layer. The stress at 20% stretching is 0.2 N / mm2 to 10.0 N / mm2. The thickness of the temperature-indicating ink layer is 1-9 µm. In a state in which the adhesive layer is affixed to a white plate, the color difference ΔE* ab in the L*a*b* color space between a first state in which the temperature-indicating ink layer exhibits a first color and a second state in which the temperature-indicating ink layer exhibits a second color different from the first color is greater than 10. The color change between the first color and the second color is visible via the base material.

The invention belongs to the technical field of composite material forming, and particularly relates to a verification method for composite material plate-plate structure glue joint and a glue joint method. The invention provides an application of a pressure-sensitive color-changing film in cementing verification of a composite material plate-plate structure. According to the method, the pressure-sensitive color-changing film and the gluing adhesive film used in the gluing process are simultaneously arranged on the to-be-glued surfaces of the plate-plate structures of the two composite material assemblies through the isolating film, and then the to-be-glued surfaces of the two composite material assemblies apply pressure to the pressure-sensitive color-changing film through pressurization verification or vacuumizing verification, so that the color of the pressure-sensitive color-changing film is changed, and the gluing effect of the two composite material assemblies is improved. By observing the color change condition of the pressure-sensitive color-changing film, the weak pressure area during panel-panel structure cementing is displayed, so that the large-gap area is judged according to the color change condition of the pressure-sensitive color-changing film, the cementing adhesive film is added for compensation, visualization of composite material panel-panel structure cementing verification can be realized, and the operation is simple, accurate and reliable.

The invention discloses a high-pressure sterilization indicator card, comprising a base layer (1), wherein the base layer (1) is provided with a temperature-sensitive area (2), a diffusion channel (21), a moisture-sensitive area (3) and a standard color block (4), wherein the temperature-sensitive area (2) is filled with a temperature-sensitive color-changing material, and the temperature-sensitive color-changing material changes color along the diffusion channel (21) on the base layer (1) after reaching the required temperature; wherein the moisture-sensitive area (3) is located between the temperature-sensitive area (2) and the diffusion channel (21), and wherein the moisture-sensitive area (31) is filled with a moisture-sensitive material (31), and wherein the moisture-sensitive material (31) is in a solid state when the humidity required for sterilization is not reached, thereby blocking the temperature-sensitive area (2) and the diffusion channel (21), and wherein the moisture-sensitive material (31) changes from a solid state to a liquid state when the humidity required for sterilization is reached, thereby connecting the temperature-sensitive area (2) with the diffusion channel (21). The invention has the characteristic of improving the accuracy of the detection result.

The utility model relates to the technical field of colored crystal glass panels, in particular to an LED luminescent glass structure which comprises a glass plate, a glass texture layer is arranged on one side of the glass plate, a light guide plate is adhered to the side, provided with the glass texture layer, of the glass plate through an adhesive layer, and light guide points are arranged on the other side of the light guide plate in a laser etching mode. A reflecting plate is bonded to the side, provided with the light guide points in the laser etching mode, of the light guide plate, a light bar is installed on the side portion of the light guide plate, and the light bar can change colors and brightness and is controlled through a controller. The utility model aims to provide an LED luminescent glass structure. The LED luminescent glass structure is provided with an LED light bar with variable color and brightness; the color and brightness change of the light bar is controlled through the controller, so that the appearance change of the household appliance panel is achieved.

1. Name of the Design Product: Graphical User Interface for Data Analysis and Report Generation of Electronic Devices. 2. Use of the Design Product: The design product is used for an electronic device. 3. Design Key Points of the Design Product: Lies in the graphical user interface. 4. Picture or Photograph that Best Illustrates the Design Key Points: Front View. 5. Use of the Graphical User Interface: The interface is mainly used as an interactive interface for data analysis and report generation. The front view interface is displayed as the initial interface. Click the "Add" function key at the lower middle part of the front view interface, and the interface will be presented as the interface change state diagram 1. After filling in relevant options in the "Data" window on the right side of the interface change state diagram 1, the interface will be presented as the interface change state diagram 2. Click the "Filter Data" module on the left side of the "Data" window in the interface change state diagram 2, and the interface will be presented as the interface change state diagram 3. After filling in relevant information in the "Filter Data" window of the interface change state diagram 3 and clicking the "X" function key at the upper right of the window, the interface will be presented as the interface change state diagram 4. Click and select a style module in the "Change Style" column above the interface change state diagram 4, and the interface will be presented as the interface change state diagram 5. After clicking the "Change Color" module above the interface change state diagram 5 and then clicking other color styles, the interface will be presented as the interface change state diagram 6. Click the "Analysis" option at the upper right of the "Table" window on the right side of the interface change state diagram 6, and the interface will be presented as the interface change state diagram 7. Click the arrow icon on the right side of the "Analysis" option in the interface change state diagram 7 and then click the "Animation" option, and the interface will be presented as the interface change state diagram 8.

The utility model discloses a cable, which comprises a core wire, a shielding layer wrapping the core wire, an insulation protection layer wrapping the shielding layer and an outer layer located on the outer side of the insulation protection layer, and the outer layer comprises color-changing yarns and non-color-changing yarns, the color of the color-changing yarns can be changed along with temperature, and the non-color-changing yarns and the color-changing yarns are woven together. The color of the cable can be changed along with the temperature change, and the cost is low.

1. The name of the product of this design: Pulse energy control graphical user interface for electrohydraulic lithotripsy. 2. Purpose of the product with this design: The electrohydraulic lithotripter is used to treat urinary stones and stones in gallbladder and pancreatic diseases, and uses shock waves generated by high-voltage electric pulses to break up stones in the body; the pulse energy control graphical user interface is used to adjust the size of the pulse energy, select the pulse mode, and display the value and change status of the pulse energy. 3. The key design point of this design product lies in the content of the product's graphical user interface. 4. The picture or photo that best illustrates the design points: Interface change state diagram 2. 5.Purpose of the graphical user interface: The pulse energy control graphical user interface is used to adjust the pulse energy, select the pulse mode, and display the value and change status of the pulse energy. 6. The area of ​​the graphical user interface in the product: the display screen of the main view. 7. Human-computer interaction of the graphical user interface: After booting up and entering the pulse energy control main interface (the user interface in the main view), click Single Pulse in the Pulse Mode column on the right. The option changes color, indicating that the Single Pulse option is selected. The "lightning" icon in the energy ring in the middle of the interface changes to a "Single Pulse" icon (as shown in the interface change state Figure 2). Click the plus circle or minus circle below the energy to adjust the energy value. The energy value is adjusted within the range of 0-400MJ. The pointer of the corresponding energy ring will point to the adjusted energy value (as shown in the interface change state Figure 2-8); click the Start / End option in the lower left corner of the main interface (as shown in the interface change state Figure 9) to start or end energy transmission.

The invention discloses a color-changeable TPU (thermoplastic polyurethane) film as well as a preparation method and application thereof, and belongs to the technical field of intelligent high polymer materials. The TPU film comprises a thermoplastic polyurethane (TPU) matrix, a color change response system, an interface stabilizer and a functional additive. The color-changing response system comprises at least two different types of color-changing materials, so that multiple environmental stimulus response color changing, such as temperature and light dual response, is realized. The film has the characteristics of sensitive color change response, high color contrast, good color change reversibility, excellent fatigue resistance, high mechanical property retention rate and the like. Through formula and process optimization, the technical problems that a single color-changing material is insensitive in response, low in color-changing contrast ratio, poor in durability and poor in compatibility with a TPU matrix are solved. The TPU film prepared by the invention can be widely applied to the fields of intelligent wearing, safety anti-counterfeiting, dynamic decoration, sensor indication and the like.

The application provides a top patch, a top cover assembly, a battery and an electric device. The top patch comprises a bottom layer, a detection layer and a top layer which are sequentially stacked; the bottom layer is provided with a plurality of liquid guide holes, the plurality of liquid guide holes are arranged at intervals on the bottom layer, each liquid guide hole penetrates the bottom layer along the thickness direction of the bottom layer, and the bottom layer is used for connecting with the top cover; the detection layer comprises a first surface and a second surface, the first surface and the second surface are oppositely arranged in the thickness direction of the detection layer, the first surface is connected with the bottom layer and covers the plurality of liquid guide holes, the second surface is connected with the top layer, the detection layer is used for changing color when contacting with electrolyte, and the top layer is used for observing the color change of the detection layer. The technical scheme of the application can improve the liquid leakage detection capability in the top cover assembly and avoid continuous liquid leakage of the battery.

The utility model discloses a flash steam conveying assembly. A flange plate comprises a flange body, a boss arranged on the end face of the flange body and an annular sinking groove formed in the end face of the flange body and arranged around the boss. The annular piece is provided with an annular outer peripheral wall, an annular inner peripheral wall and a storage cavity formed between the outer peripheral wall and the inner peripheral wall; the storage cavity is filled with an object which changes color when encountering water and changes color when encountering water; at least the peripheral wall is made of a transparent material; via holes communicated with the storage cavity are distributed in the inner circumferential wall; the bosses of the two groups of flange plates have a butt-joint state that the end surfaces are mutually butt-jointed and sealed; in the butt joint state, the annular piece is arranged between the flange bodies on the two sides, and the two axial ends of the annular piece are matched with the annular sinking grooves in the corresponding sides in an inserted mode. According to the utility model, when steam leaks, a prompt can be given through color change, so that the steam leakage condition can be found in time, even if the steam leakage amount is small, the steam leakage condition can be found in time, and the safety of steam conveying operation is effectively improved.

The invention discloses a UI animation control system based on a random tilt and color change algorithm, and the system comprises an animation execution module which drives a target UI element to rotate and change color attributes through an animation complement library; the random tilt calculation module generates a random rotation axis through vector cross multiplication and instructs the animation execution module to drive the target UI element to rotate along the random rotation axis in the 3D space; the dynamic trigger module comprises a control parameter n which is calculated in real time, and is used for monitoring at least one state parameter of the target UI element, comparing the state parameter with the control parameter n, and sending a trigger instruction to the animation execution module and the random tilt calculation module when a preset condition is met, the rotation and the color attribute change of the target UI element are driven. The problems that an existing UI animation is simple in dynamic effect, single in interaction mode and incapable of meeting the dynamic and interactive requirements of a user can be solved.

The invention provides a corrosion indicating coating which comprises a conductive material and an electrochromic material, the conductive material comprises conductive carbon fibers, nano carbon black and graphene, and the electrochromic material comprises (Ba3-x-yMgxEuy) Al14O24. After metal under the coating is corroded, a weak current signal can be partially guided into the coating, the color-changing part is triggered to change color through current induction, and a user can observe whether the metal is corroded or not through the change of the color of the coating.

The invention discloses a blow molding box for self-heating food, a production mold and a production method, and relates to the technical field of blow molding boxes and production. The blow molding box for the self-heating food is used for containing the food to be heated or a heating bag, the heating bag is a heating bag capable of heating when encountering water, a water level identification protrusion is arranged on the blow molding box, and a temperature sensing color changing layer is arranged on the water level identification protrusion. According to the blow molding box for the self-heating food, the production mold and the production method, the color can be changed within the range of 0-20 DEG C in the mode that the temperature sensing color changing layer is additionally arranged on the water level line protrusion, and then the corresponding water amount can be added through operation selection, for example, the temperature sensing color changing layer changing from blue to red at the temperature of 0-20 DEG C is selected; when the temperature-sensing color-changing layer is slightly red, water submerging the upper edge of the water level (the temperature-sensing color-changing layer) can be added, when the temperature-sensing color-changing layer is slightly blue, water submerging the lower edge of the water level (the temperature-sensing color-changing layer) can be added, and finally accurate heating of food is achieved.

The utility model belongs to the technical field of pipe fitting welding detection, and discloses an electric melting pipe fitting welding effect detection device which comprises an electric melting pipe fitting, two temperature sensing assemblies are arranged on the outer surface of the electric melting pipe fitting, and the two temperature sensing assemblies are symmetrically arranged at a connector of the electric melting pipe fitting respectively. The temperature sensing assembly is used for sensing the temperature of the outer surface of the melting area and comprises a fixing adhesive tape and a color changing block arranged on the fixing adhesive tape, the fixing adhesive tape is used for being bonded and fixed to the outer surface of the melting area of the electric melting pipe fitting, and the color changing block is used for sensing the temperature of the outer surface of the melting area so as to change the color of the color changing block and is white under the normal temperature condition. The color changing block changes color under a high-temperature condition, and the color is kept unchanged after color changing; according to the utility model, the temperature sensing assembly is arranged to sense the temperature of the outer surface of the melting area, and the sensed temperature is presented in a visual form, so that a worker can observe the temperature conveniently, and the problem of quickly detecting the welding effect of the pipe fitting is solved.

Methods, apparatus, and systems for indicating cable temperature with chromogenic polymer coatings include determining, based on a temperature threshold, a material for a chromogenic polymer coating, wherein the chromogenic polymer coating is configured to change color based on a temperature of the chromogenic polymer coating exceeding the temperature threshold, and applying the chromogenic polymer coating to a surface of a cable.

The utility model relates to the technical field of luggage cases, in particular to a multifunctional luggage case capable of changing colors and emitting light, which comprises a frame, a front shell is mounted at a port on one side of the frame, a rear shell is mounted at a port on the other side of the frame, a pull rod is connected onto the outer wall of the rear shell in a pluggable manner, and a side handle is mounted on the side wall of the rear shell. A coded lock is installed on the outer wall of the frame, a top handle is installed on the outer wall of the front shell, a control assembly is installed on one side of the top handle and located on the outer wall of the front shell in an embedded mode, a hook is installed on one side of the control assembly and located on the outer wall of the front shell in an embedded mode, and a side lampshade is installed on the outer wall of the front shell in an embedded mode. The sliding cover is opened, then the key switch is pressed down, the key switch controls the control panel to control the first lamp strip to be turned on, meanwhile, the control panel controls the second lamp strip and the lamp panel to be turned on, the first lamp strip, the lamp panel and the second lamp strip emit colorful lamps, and the requirements of users are met.