67results about How to "Reduce bendability" patented technology

A puncture, pierce, and cut resistant fabric comprised of a plurality of sheets of plates arranged in a repeating pattern. A material interconnects the plates. The fabric is twistable, bendable, and flexible. It is constructed of substances that will withstand cutting, puncture, and piercing forces encountered in medical or other environments.

A copper alloy contains 0.01% to 1.0% of Fe, 0.01% to 0.4% of P, and 0.1% to 1.0% of Mg with the remainder being copper and inevitable impurities and has a volume fraction of dispersoids having a particle diameter exceeding 200 nm of 5% or less, in which dispersoids having a particle diameter of 200 nm or less and containing Mg and P have an average particle diameter of 5 nm or more and 50 nm or less. The copper alloy preferably has an average particle diameter of dispersoids containing Fe and P of 20 nm or less. The copper alloy has improved bendability and stress relaxation property.

An inductance element (1) comprises a core (2) having a multilayer body (6) composed of magnetic alloy thin ribbons (5) and an insulating coating layer (7) which covers the peripheral surface of the multilayer body without being bonded thereto, and a coil (4) wound around the core (2). The magnetic alloy thin ribbons (5) are stacked in a non-adhered state or with a flexible insulating adhesive layer therebetween. Having such a structure, the inductance element can stably attain good characteristics even when it is small-sized or made short.

The invention particularly relates to a formulation of wood-plastic profile as well as a preparation method and a manufacturing device thereof. The formula is characterized by being prepared from the following raw materials in parts: 100 parts of PP waste plastic with good mobility, 20 to 75 parts of wood powder, 5 to 15 parts of flexibilizer; 2 to 10 parts of compatibilizer; 1 to 10 parts of lubricant; 0.1 to 1 part of main antioxidant; 0.1 to 0.5 part of auxiliary antioxidant; 0.02 to 0.5 part of light stabilizer and 0.1 to 4 parts of antibacterial agents; the preparation method is characterized by comprising the following steps:(1) recycling the PP waste plastic with good mobility; (2) cleaning, crushing and drying; 3) drying the wood powder; 4) extruding and granulating; and 5) extruding and molding; and the manufacturing device is characterized by comprising a plastic cleaning device, a wood powder drying device, a weighing device, a mixing device, an extrusion granulation device and an extrusion molding device. The invention has the advantages of low cost, durability, long life, good heat resistance, good resistance to ultraviolet rays, high hardness and high load capacity.

The invention belongs to the technical field of metal materials and machining thereof, discloses an Al-Zn-Mn alloy profile for a rail transit vehicle body and a preparation method thereof, and relatesto the technical field of aluminum alloy machining. The alloy comprises the following chemical components of, by mass, 4.4-4.6 % of Zn, 0.1-0.15% of Cu, 0.3-0.4% of Mn, 0.16-0.24% of Cr, 0.04-0.08% of Ti, 0.12-0.20 of Zr, less than or equal to 0.12% of Fe, less than or equal to 0.06% of Si, and the balance Al, wherein the ratio of the mass percentage of the Zn to the mass percentage of the Mg is3.2 to 3.5. The Al-Zn-Mn alloy material prepared through the preparation method has high toughness, corrosion resistance, anti-fatigue and weldable characteristics, and can meet the running requirements of the high-speed rail transit vehicle body.

A semiconductor package providing with a printed circuit board and a semiconductor device, including a semiconductor substrate having a surface provided with an external connection electrode and mounted on the printed circuit board, and, a surface opposite that with said external connection electrode, abrased with a mirror finish and reinforced with a back-surface reinforcement.

The invention discloses a super compliable recyclable film-covered subsection support which comprises support cup rim portions at the two ends and a support body. The support body is connected with the support cup rim portions at the two ends and is composed of two or more subsection portions. The inner diameter of each cup rim portion is larger than that of each subsection portion. A layer of independent outer sleeving film is arranged on the exterior of the support body in a nested mode, and a mutual motion gap exists between the subsection portions and the outer sleeving film. The subsection portions are connected through an operation line. The invention further discloses a manufacturing method of the super compliable recyclable film-covered subsection support. The manufacturing method comprises the steps that the cup rim portions at the two ends of the support body are embedded into the corresponding positions of the outer sleeving film; a high temperature vulcanization way is adopted to fix the outer sleeving film and the cup rim portions at the two ends of the support body; the connected subsection portions are placed into the outer sleeving film; the operation line is adopted for connecting the subsection portions with the cup rim portions at the two ends of the support body.

The invention discloses a high-performance radiant leaky coaxial cable which comprises an inner conductor, an insulating layer, an outer conductor and an outer jacket, wherein the inner conductor is embedded in the outer conductor through the insulating layer, and the inner conductor and the outer conductor are positioned at the position of a concentric circle; the outer conductor is provided witha plurality of rabbets along the longitudinal direction; the insulating layer sequentially comprises an inner insulating surface layer, an insulating foaming layer and an outer insulating surface layer from the inside out; and a bonding layer which is a natural adhesive coating or a synthetic adhesive coating is arranged between the outer conductor and the outer jacket. The coaxial cable not onlyhas excellent bending mechanical property and waterproof and anti-corrosion property, but also has excellent information transmission performance. Meanwhile, the coaxial cable also has the characteristics of simple structure and convenient mounting and construction.

A surgical device includes a structural portion which is formed of a first element, such as titanium, which has an outer surface and an inner core. A second element, such as oxygen, is combined with the first element without creating a shear plane, to create a concentration of the second element in the first element which varies from the outer surface to the inner core. In an associated method, the second element is driven into the first element under other than ambient conditions to develop a concentration gradient of the second element between the outer surface and the inner core of the first element.

The present invention relates to a cellular core having, in an expanded state, a bonding surface area suitable for sandwich type construction, wherein the cellular core comprises a plurality of elongate planar rectangular wall elements which define the depth and height of said core and extend in a core plane in a wall element direction, and wherein, in the expanded state of the cellular core, arrays of closed cells are formed between two adjacent wall elements, and wherein a respective cell is formed by wall element sections and bonded wall element sections of the two adjacent wall elements. The bonded wall elements have with this folding facility of the wall elements, the freedom to take a position of being almost or exact rectangular to the skin line which means that with this core we have on almost all positions the best skin support as it is the closest to rectangular support. An advantage is that the core can be formed with a double curvature.

A connector for connecting to an electrical cable includes a retaining member for aligning and retaining the electrical cable. The holding part has a main body part and a rod part. The body portion has a plurality of fixing portions for fixedly holding the rod member. The cable is securely clamped between the body portion and the bar member.

A highly bendable insulated electric wire includes a conductor part that has a plurality of non-compressed strands made of a copper alloy, each of the non-compressed strands having a cross-sectional area of 0.13 sq. mm, and a covering part that is provided on the conductor part, wherein the conductor part has an elongation of 7% or more and a tensile strength of 500 MPa or more, and the covering part is made of 100 degree Celsius heat-resistant polyvinyl chloride and has an elongation of 100% or more at a temperature of −40 degree Celsius.

The present invention relates to a polyimide photosensitive resin composition that is capable of being developed by an alkali aqueous solution, and a dry film that is produced by the same, and more particularly to a photosensitive resin composition which comprises a) a polyamic acid, b) two or more (meth)acrylate-based compounds that include one or more double bonds between carbons, c) a photopolymerization initiator, d) a phosphorus-based flame retardant, and e) an organic solvent, and a dry film that is produced by the same.

The invention relates to the field of architectural industrialization lifting, in particular to a lifting sling for a prefabricated component. The lifting sling is used for lifting the prefabricated component. The lifting sling for the prefabricated component comprises at least one main force bearing rod. The main force bearing rods are provided with at least two clamping arms matched with each other. Fixing structures are arranged at the two ends of the clamping arms matched with each other respectively. One ends of the fixing structures are connected with the main force bearing rods, and the other ends of the fixing structures are connected with the prefabricated component. The fixing structures comprise positioning pin shafts and pins. The prefabricated component comprises at least one pair of holes arranged correspondingly. The positions of the holes correspond to the positions of the positioning pin shafts, and the positioning pin shafts penetrate into the holes for fixing. According to the lifting sling for the prefabricated component, no exposed embedded parts need to be reserved during manufacturing of the prefabricated component, so that the follow-up project amount of lifting operation is reduced, and the good decorative finish quality of the prefabricated component can be ensured.

The invention provides a technical scheme of a five-core coaxial cable. The five-core coaxial cable comprises five coaxial lines; the coaxial lines are wired to form an integrated cable core layer; the integrated cable core layer is wrapped by a bonding type plastic-aluminum composite tape; and the bonding type plastic-aluminum composite tape is wrapped by an outer sheath layer. The five-core coaxial cable provided by the scheme has the advantages of excellent shielding performance, quite high transmission rate, super high resolution, good signal transmission quality, low attenuation, wide transmission frequency scope, large information transmission capacity, high echo loss, good bendability, stable performance, simultaneous transmission of multipath super high resolution radiofrequency signals, and the like.

The invention discloses a surface chiseling protective coating for a hypersonic rocket sled slide rail and a preparation method thereof. The preparation method comprises the following steps: 1, pretreating the surface of a matrix; 2, preparing a PES/E51/polyamide system in proportion; and 3, directionally and uniformly spraying the powder onto a metal matrix by adopting a directional spraying technology. The bonding strength of the coating and a metal matrix is high, the impact resistance is good, and the chiseling phenomenon on the sliding rail can be effectively relieved.