111results about How to "High quality appearance" patented technology

The invention relates to a method of producing a multifunctional functional unit with a rigid support structure, in which control elements and/or display elements are arranged behind a transparent surface layer which is continuous over substantially the entire functional unit. The method includes punching a positioning hole in a transparent plastic film with a thickness in the range of 0.1-0.4 mm; positioning the film into an injection mould using the positioning hole, with a corresponding positioning means for engaging in the positioning hole; back-injecting film to form a plastics support on the first side, the injection mould being designed such that, of the plastic film is not back-injected at the control elements and/or display elements, on the second side the plastics film is flooded with a transparent curing casting compound to form a continuous transparent surface layer.

A coupling mechanism includes a locating unit fitted in a groove preformed at each lower corner of a board-type shelf; a tightness control element located in the locating unit to couple to an engaging head of a hanger hooked to a vertical post, which engaging head is moved into the tightness control element via a window provided at a bottom of the locating unit; and an adjusting unit including a slide movably supported on two oblique guide slots on the tightness control element and an adjusting screw mounted on the locating unit to thread through the slide. When the adjusting screw is turned, the slide is moved up or down along the oblique slots to loosen or tighten the tightness control element from or against the engaging head of the hanger, enabling easy removal or connection of the shelf from or to the vertical post.

A mold-in fastening member which is composed of a strip of substrate, engaging elements formed on one surface of the substrate, and an elastomer layer completely surrounding the engaging elements, the substrate having slits or notches which extend from a widthwise central portion of the substrate to a widthwise end portion of the substrate. The mold-in fastening member bends in conformity with a two- or three-dimensionally complicated shape of a molded article. The mold-in fastening member prevents the surface having the engaging elements from being covered with a foamable liquid molding resin during a mold-in process, thereby preventing the engaging elements from losing the engaging function.

The present invention provides one kind of method of heating and cooling plastic injecting mold. The method includes splitting each of the movable mold and the fixed mold into two parts, one inner part and one outer part, assembled together; making the split movable mold and the fixed mold possess the required profile, and machining water/air channels in the split movable mold and the fixed mold for both heating and cooling. The present invention has water/air channels for both heating and cooling in the same distance to the profile of the mold cavity, so that it has homogeneous heating and cooling and capacity of obtaining high quality plastic injecting formation product.

An operating device for a vehicle has operating elements for operating different electrical equipment such as, for example, a navigation device, an audio system, a heating and/or air conditioning system and/or a telephone. In order to permit the driver of a vehicle to operate such units as conveniently as possible, and to avert his attention as little as possible during driving operation, it is proposed to design the operating device such that the operating device has a support body that prescribes a fixed position of the operating hand and has operating elements in the form of a control wheel and keys surrounding the control wheel. The keys are arranged in an operating plane such that they enclose an obtuse angle with the support surface formed by the support body.

An earphone single-shaft structure includes a head strip, a cap body, and a single-shaft component. The single-shaft component is located at a housing of the cap body and connected to the head strip. The single-shaft component includes a body, a rotating shaft, a shaft hole, a pivot area and swinging areas. When the head strip rotates for a first angle about the pivot area, two ends of the head strip are located on one side of each swinging area, so that the cap body rotates in a first direction, and when the head strip rotates for a second angle about the pivot area, the two ends of the head strip are located on the other side of each swinging area, so that the cap body rotates in a second direction.

The invention discloses a deburring system and method for a paper carrier band. The deburring system and method are used in cooperation with a paper carrier band punching device at the same time. The deburring system is characterized by comprising a slicer pulling mechanism, a constant speed feeding mechanism, two discharging supporting wheels of the same height, an anode electrode and a cathode electrode, wherein the slicer pulling mechanism and the constant speed feeding mechanism are sequentially arranged on the rear side of a punching die, and the anode electrode and the cathode electrode are arranged between the two discharging supporting wheels. Meanwhile, the anode electrode and the cathode electrode are symmetrically fixed above the below a paper carrier band conducting constant speed discharging respectively. The anode electrode and the cathode electrode are connected through a high voltage pack, and an electric arc is formed in a hole punched in the paper carrier band. The deburring system and method have the advantages that the technology method is simple, power consumption is lowered, the environment is improved, the product quality is improved, and the deburring efficiency is improved.

The invention relates to the field of color-coated steel sheet production, and particularly to a method for producing a back plate of a liquid crystal television. The method is characterized in that the raw steel material is required to be deep-draw steel at DX53D+Z or above; the surface is required to reach the quality standard of FB level or above; and started with the process control adjustment of pre-treatment, coating and packaging, curing, cooling procedures and coiling technology in the production process, the method for producing the back plate of the liquid crystal television comprises the specific control steps of: 1) carrying out the pre-treatment process, including, pre-degreasing, pre-cleaning, pre-rinsing, and controlling a speed of a production line within 50-70 m/min; 2) passivating, and coating primer and finish paint on the front side of the product and back paint of a product; 3) drying and curing at 18-226 DEC G; 4) cooling strip steel; and 5) using a paper sleeve when coiling the strip steel on line. Compared with the prior art, the method for producing the back plate of the liquid crystal television has the beneficial effects of realizing the quality characteristic requirements of the back plate of the liquid crystal television, and realizing production of a back plate of a liquid crystal television with a good appearance and excellent performances through a color coating technology.

Problem to be Solved To provide a method of producing a nonwoven fabric for artificial leather and substrate for artificial leather which is capable of providing the substrate for artificial leather having a sufficient shape stability by producing the nonwoven fabric for artificial leather without causing serious damages to the scrim.

Means for Solving Problem A method of producing a nonwoven fabric for artificial leather, including a step of entanglement for uniting superposed fiber web and scrim by a needle punching, wherein the needle punching is performed in a manner satisfying the following formulae 1 and 2;

S₁<2P≦S₁/cos(D₁×(π/180))   (1)

S₂<2P≦S₂/cos(D₂×(π/180))   (2)

wherein S₁ is a diameter of warps constituting the scrim, S₂ is a diameter of wefts constituting the scrim, D₁ is an angle between the warps and barbs which penetrate the scrim, D₂ is an angle between the wefts and barbs which penetrate the scrim, and P is a total barb depth of the barbs.

The invention discloses a preparation method of a lightweight and high-strength high-energy glue-rigid foam composite material structure. The preparation method comprises the following steps: cuttinghigh-energy glue, fiber pre-soaking cloth and rigid foam; wrapping the rigid foam with the high-energy glue and wrapping the high-energy glue with the fiber pre-soaking cloth; putting the obtained pre-formed product into a mold, closing the mold and covering tightly, and heating the mold at 100 to 200 DEG C for 10 to 60 minutes, so that the high-energy glue in the product is heated to generate anexpanding force from inside to outside and the fiber pre-soaking cloth is solidified and formed at high temperature; and performing cooling operation on the formed mold and opening the mold to take out the high-energy glue-rigid foam composite material structure, wherein the maximal expanding strength of the high-energy glue in the heating expansion process is less than or equal to the compressivestrength of the rigid foam subjected to 10 percent of compressive deformation. The high-energy glue-rigid foam composite material structure has lightweight and high-strength effects, and can be applied in the fields of aerospace, new-energy automobiles and the like which need the lightweight and high-strength composite materials.

A high-purity hard gold alloy containing 50 ppm or more of Gd and one or more of other additional elements in Au having a purity of 99.7% by weight or more, such that a total content of the additional elements is 100 to 3000 ppm. The high-purity gold alloy can be hardened to a level approximately equivalent to that of 18-karat gold at a relatively low working ratio, and the high-purity gold alloy thus hardened is not extremely softened by a heat treatment performed as a post-treatment, such as brazing or welding.

An output unit of a refrigeration device having a niche with a rear wall, which is provided with a cover, and a method of installing the output unit. The cover includes a dish-shaped section, which is curved inward into the niche and bounded by opposite edge sections, which are connected with a niche frame. In an exemplary embodiment of the invention, the edge sections at front supporting surfaces of the niche frame are held in contact in an installation end position, wherein the dish-shaped section is pulled by fastening means against the rear wall of the niche. By these means, it is ensured that the narrowest or most uniform gap possible between the cover and the place of installation is guaranteed and, in addition, fastening means are not visible to the user.

A method for producing a fiber-reinforced composite material is provided. By satisfying particular conditions, this method is capable of suppressing the problem of poor appearance caused by the release film in the production of the fiber-reinforced composite material having a three-dimensional shape by heat-press molding to enable production of the fiber-reinforced composite material having a high quality appearance in high cycle.

A method for manufacturing a fiber-reinforced composite material wherein a fiber-reinforced substrate containing a reinforcing fiber (A) and a thermosetting resin (B) is sandwiched between release films (C) to constitute a layered material, and the layered material is pressed in a mold heated to molding temperature to thereby cure the thermosetting resin (B), wherein

• • the method satisfies the following (i), (ii), and (iii) or (i), (ii), and (iv):
  • (i) the fiber-reinforced composite material has at least 1 bent part,
  • (ii) the molding temperature is 130 to 180° C., and pressure application time is 0.5 to 20 minutes,
  • (iii) the release film (C) has a thermal contraction rate satisfying the following expressions (1) and (2):

0<Ta≤20  expression (1), and

1≤Ta−Tb≤20  expression (2),

• • Ta: the thermal contraction rate (%) of the release film (C) measured by using a thermomechanical analyzer at the temperature the same as the molding temperature
  • Tb: the thermal contraction rate (%) of the release film (C) measured by using a thermomechanical analyzer at a temperature 30° C. lower than the molding temperature, and
  • (iv) hardness of the fiber-reinforced substrate and the hardness of the release film (C) measured by using a durometer corresponding to JIS-K-7215, type A satisfy the following expressions (3) and (4):

0.8≤Hrc/Hrf≤1.2  expression (3),

1<Hhc/Hhf≤1.5  expression (4),

• • Hrc: hardness of the release film (C) at 30° C.,
  • Hrf: hardness of the fiber-reinforced substrate at 30° C.,
  • Hhc: hardness of the release film (C) at the molding temperature,
  • Hhf: hardness of the fiber-reinforced substrate at the molding temperature.