160results about How to "Soft touch" patented technology

The invention discloses a manufacturing method of quantitative elastic non-woven fabric. The manufacturing method comprises the following steps: S1, manufacturing an elastic spunbond layer from raw materials based on a spunbond process; s2, compounding three spunbond layers based on hot rolling to form an elastic non-woven fabric; s3, after leaving the high-speed traction roller, the composite layer enters a cooling area to be cooled to the room temperature; and S4, rolling is conducted. According to the manufacturing method of the quantitative elastic non-woven fabric, the spunbond layers with different elasticity are manufactured through the spunbond technology and then compounded, and the elastic non-woven fabric is formed; the speed difference is generated between the low-speed traction roller and the high-speed traction roller, so that the elastic non-woven fabric in the high-temperature state is stretched, melt polycondensation of the non-woven fabric is accelerated, the transverse quantitative elastic effect is achieved, and meanwhile, the touch feeling is softer, the draping degree is higher, and the comfort degree is higher.

The invention discloses an organic / inorganic composite anti-ultraviolet polyamide 66 fiber master batch, a preparation method thereof and a functional fiber. The organic / inorganic composite anti-ultraviolet polyamide 66 fiber master batch is prepared from the following raw materials in parts by weight: 50-85 parts of polyamide 66 resin; 10 to 45 parts of an organic / inorganic composite anti-ultraviolet nano material; 0.5 to 10 parts of a fluorescent whitening agent; 0.2 to 5.0 parts of a dispersant; the organic / inorganic composite anti-ultraviolet nano material is prepared from an inorganic anti-ultraviolet material, a coupling agent and an organic ultraviolet absorbent. The fiber and the fabric which are made of the master batch have an anti-ultraviolet function, and also have higher strength, smaller fineness, soft luster, soft hand feeling and comfort.

The invention relates to the technical field of layered materials, and discloses a flame-retardant heat-insulating layer-shaped composite fabric and a preparation method thereof. The preparation method of the flame-retardant heat-insulating layer-shaped composite fabric comprises the following steps: blending soybean fibers, modified cotton fibers and carbon fibers into yarns, and weaving to obtain a lining fabric; blending the modified aramid 1313 fiber, the cotton fiber and the polytetrafluoroethylene fiber into yarns, and weaving to obtain an outer-layer fabric; immersing the outer-layer fabric into the modified aerogel treating agent to obtain a functionalized outer-layer fabric; one side of the functionalized outer-layer fabric is coated with a polyurethane adhesive, the functionalized outer-layer fabric is attached to the inner-layer fabric, hot pressing is conducted, and the flame-retardant and heat-insulating layer-shaped composite fabric is obtained. The flame-retardant and heat-insulating layer-shaped composite fabric has excellent flame-retardant and heat-insulating properties and also has good antistatic property, antibacterial property, corrosion resistance, water and oil repellency, moisture absorption, breathability and skin friendliness.

The utility model discloses an elastic nylon fabric which comprises a fabric layer, the fabric layer is formed by interweaving warp yarns and weft yarns in a plain weave mode, the warp yarns are of a ZS double wrap yarn structure formed by wrapping spandex with low-denier nylon, the twisting mode is that Z twisting and S twisting are conducted at the same time, and the twisting degree ranges from 1800 twists to 2000 twists. According to the elastic nylon fabric, a ZS double-wrapping structure is adopted in the warp direction of the elastic nylon fabric, the overall tension of wrapping yarn is ensured, and the elasticity and stability of the fabric are improved. Meanwhile, by adjusting the density in the warp direction and the weft direction, the fabric not only has an excellent cool feeling effect, but also has good anti-ultraviolet performance, and the air permeability is optimized.

The invention discloses bio-based antibacterial powder for textile coloring, the bio-based antibacterial powder is a nano colored particle with a core-shell structure, which takes a natural coloring agent as a core and a polymer polymerized by a bio-based antibacterial monomer, a polymer monomer, a silicon modified monomer and a dispersing agent as a shell, and the mass ratio of the core to the shell is 1: (1-3). The invention further discloses a preparation method and application of the bio-based antibacterial powder for textile coloring, the coloring agent and the dispersing agent are used as water phases, the polymeric monomer is used as an oil phase to prepare dispersion liquid of the nano coloring particles, and the bio-based antibacterial powder is prepared by adopting a spray drying method. Compared with a traditional antibacterial agent, the antibacterial powder coating has the advantages of being low in storage and transportation cost, good in durability and excellent in hand feeling and breathability, no other auxiliaries are needed in a system, and the antibacterial powder coating has the advantage of being low in water consumption. The antibacterial powder disclosed by the invention can also be applied to antibacterial finishing of other flexible base materials or rigid base materials, such as MDF plates, automotive interiors and the like.

The invention relates to the technical field of textile printing and dyeing, and discloses a knitted fabric and a dyeing and finishing processing method thereof. The blended yarn is formed by blending polyester fibers and viscose fibers. The mass ratio of the polyester fibers to the viscose fibers is 1: (0.1-10). The knitted fabric is formed by weaving the blended yarn. The mass percent of the blended yarns is greater than or equal to 50%. The blended yarn provided by the invention comprises the polyester fibers and the viscose fibers, and the content ratio of the polyester fibers and the viscose fibers is wide in change range; the blended yarn can be independently used as a raw material or woven into knitted fabric together with spandex / chemical fiber filaments and other raw materials, and the defects that an existing knitted fabric is single in component, the content of the raw materials is strictly limited and the like are overcome. According to the dyeing and finishing processing method of the fabric, the knitted fabric with different components can be treated, the fabric is bright in color, excellent in washing fastness, rubbing fastness and pilling resistance and soft in hand feeling, and the application requirements of the clothing industry can be better met.

The invention relates to the field of weaving technology, and in particular to a warp knitting imitating woven jacquard process manufacturing method, mesh cloth and shoe upper, including a comb setting step, a warping step, a yarn threading step, and a weaving step. The invention not only has the appearance and texture of woven fabrics, a flat cloth surface, good drape and other advantages, but also has the advantages of warp knitting fabrics being crisp, good anti-loosening property, good extensibility, good dimensional stability, and not easy to have fringes. During weaving, due to the good anti-loosening property, the coil loosening defect caused by broken yarn and holes in weft knitting fabrics can be effectively solved. The invention has high output, low price, high speed, and the warp knitting fabric is not easy to have fringes, which can effectively solve the fringing defect of woven fabrics and break through the limitations of traditional processes.

The invention relates to a fabric flame retardant and a preparation method thereof. The fabric flame retardant is obtained by polymerizing a monomer composition, and the total weight of the monomer composition is 100%. Comprising the following components in percentage by weight: 15 to 30 percent of alkenyl amino triazine comonomer, 5 to 20 percent of polyalkenyl siloxane comonomer, 5 to 15 percent of alkenyl sulfonyl propylidene diacetamide comonomer, 2 to 10 percent of allyl polyoxyethylene ether comonomer and 40 to 65 percent of deionized water. The flame-retardant effect of the fabric finished by the flame retardant can reach B1 level, the fabric is soft and smooth in hand feeling, the fabric surface is not separated out and is not sticky in the storage process, and the color yield is uniform. And the flame retardant is phosphorus-free, halogen-free, formaldehyde-free, safe and environment-friendly.

The puncture-resistant skin-friendly velvet composite fabric comprises a velvet layer, a base cloth layer and a plastic film layer which are sequentially arranged from surface to inside, the base cloth layer is woven cloth formed by interweaving warp and weft yarns, the weave structure of the woven cloth is plain weave or 1 / 2 twill weave, the velvet layer is formed by the base cloth layer through a sanding and raising process, and the plastic film layer is formed by weaving warp and weft yarns. The plastic film layer is attached to the base cloth layer through glue, the warp and the weft are filaments, the yarn count of the weft is 2-4 times that of the warp, the yarn count of the warp is 75-100 D, and when the yarn count of the weft is determined according to the preset proportion of the warp to the weft, the yarn count range of the weft should meet 150-300 D. The invention further provides a preparation method of the puncture-resistant skin-friendly velvet-feeling composite fabric. The napping process has the characteristics that the napping process and the napping height are designed according to the texture structure, the fabric specification and tightness and the yarn form of the composite fabric, and uniform anchoring during lamination of the composite fabric is ensured. Through mutual cooperation of processes, the final performance and hand feeling of the composite fabric are ensured.

The invention provides a polylactic acid material environment-friendly skin-friendly natural antibacterial double-layer fabric and a preparation method thereof, and belongs to the technical field of fabrics. Polylactic acid long fibers, combed long stapled cotton yarns and antibacterial spandex are combined, a double-sided circular knitting machine is adopted for weaving, grey cloth is woven according to a designed organization structure, the grey cloth is subjected to pre-shaping, hair removal through cellulase, dyeing through reactive dye and disperse dye, liquid ammonia finishing is conducted after drying is conducted through loose drying equipment, and the antibacterial fabric is obtained. During shaping, soft oil finishing and preshrinking finishing are carried out, and the polylactic acid material environment-friendly skin-friendly natural antibacterial double-layer fabric is prepared. The polylactic acid fiber is combined with high-quality cotton yarn and antibacterial spandex, and meanwhile, the polylactic acid material environment-friendly skin-friendly natural antibacterial double-layer fabric is prepared through the special design of a weaving method and the working procedures of enzyme washing treatment, liquid ammonia treatment, silicone oil treatment and the like.

The invention relates to the field of building ceramics, in particular to a high-wear-resistance ceramic tile and a preparation method thereof.The high-wear-resistance ceramic tile comprises a green body layer, a cover glaze layer, a decoration layer and a protective glaze layer, the protective glaze layer is prepared from protective glaze slurry and zirconite, the particle size of the zirconite is 60-120 meshes, and the adding proportion of the zirconite is 20%-40% based on the total amount of the protective glaze slurry. The 60-120-mesh zirconite is physically blended in the protective glaze slurry, so that the overall strength of the fired glaze surface is improved, the ceramic tile has high wear resistance, and meanwhile, by regulating and controlling the particle size and the adding proportion of the zirconite, the whitening of the glaze surface can be effectively prevented, the light sensation and transparency of the protective glaze layer are ensured, and the color development of the decorative layer is not influenced.

The invention discloses an environment-friendly polyester modified waterproof agent as well as a preparation method and application thereof. Comprising the following raw materials: 2-20% of double-end hydroxyalkyl silicone oil with the molecular weight of 1000-5000, 5-20% of epsilon-caprolactone, 0.001-1% of an organic bismuth catalyst, 5-70% of an organic solvent, 1-20% of isocyanate, 0.01-2% of an environment-friendly catalyst, 0.05-1% of organic amine, 0.5-3% of an environment-friendly end-capping reagent, 1-50% of an emulsifier and 0.1-2% of acid. According to the waterproof agent, polyester modified hydroxyalkyl silicone oil with an ultra-long molecular chain is introduced, the prepared waterproof agent contains a silicone oil component, a fabric can be endowed with soft hand feeling and does not become hard, white marks caused by hand grasping are greatly reduced, meanwhile, an environment-friendly end-capping reagent is introduced, the end-capping reagent is unblocked during high-temperature setting, unblocked isocyanate can generate a cross-linking effect with fiber molecules, and the waterproof effect is good. Therefore, the waterproof effect and the washability of the fiber are improved.

The invention provides a special-shaped spandex monofilament, a preparation method of the special-shaped spandex monofilament, a spinning device and cellosilk. The special-shaped spandex monofilament comprises a multi-leaf-shaped structure. The multi-leaf-shaped structure comprises blades and a central part formed by connecting the adjacent blades; each blade comprises a blade top part, a blade middle part and a blade root part; the blade tops of the adjacent blades are isolated from each other, and the blade middles of the adjacent blades are isolated from each other; the blade root parts of the adjacent blades are connected through a first curved surface which is sunken towards the central part; and the blade top part is a second curved surface which protrudes outwards. The special-shaped spandex monofilament provided by the invention has relatively high profile degree, can be prepared by adopting a spinneret plate, and is simple and convenient to operate, low in requirement on the performance of a spinning solution and high in section profile rate of a product.

The invention discloses a textile fabric with an ultraviolet-proof function and a preparation method, the textile fabric is prepared by mutually vertically interweaving warps and wefts, the warps are yarns obtained by blending mulberry silk, natural cotton fibers, polyacrylonitrile fibers and polyester fibers, and the wefts are ultraviolet-proof fiber blended yarns, the ultraviolet-proof fiber blended yarn is formed by blending ultraviolet-proof fibers, antibacterial fibers, modal fibers and polyester fibers. The ultraviolet-proof fibers are blended in the ultraviolet-proof fiber blended yarns, so that the textile fabric can still keep high ultraviolet-proof capacity after being washed for multiple times, the ultraviolet-proof fibers are prepared from polyvinyl alcohol, the adhesion capacity of an ultraviolet-proof additive is improved through the added thickening agent, and the ultraviolet-proof performance of the textile fabric is improved. Due to the addition of the ultraviolet-proof additive, the fabric has certain ultraviolet absorption and blocking capabilities, so that the ultraviolet-proof performance of the textile fabric is improved.

The utility model relates to the technical field of dismounting and mounting devices, in particular to a gas cylinder cap dismounting and mounting device which comprises a limiting structure, and an electric rotating structure is arranged on the limiting structure; the limiting structure covers the outside of the bottle cap and is arranged at the upper part of the gas bottle; the limiting structure is an annular cylinder with an opening in one end, and through holes are symmetrically formed in the center of the inner wall of the limiting structure; and two T-shaped bolts for controlling the bottle cap to rotate are arranged in an interlayer in the limiting structure. Therefore, the gas cylinder cap disassembling and assembling device can solve the problems that a common wrench or a screwdriver is used for being inserted into a round hole of a cylinder cap to increase torque by hand screwing and is difficult to use, a cylinder valve hand wheel is possibly rotated by mistake due to misoperation, and gas leakage and other dangers are caused.

The invention discloses an efficient and energy-saving continuous open-width bleaching and washing process for knitted fabric. The process comprises the steps of fabric preparation, an efficient bleaching stage, bleaching treatment, a continuous open-width washing stage and drying treatment. The low-alkali bleaching finishing agent has the beneficial effects that low-alkali bleaching finishing of the fabric is realized, the output of heavy sewage is reduced, and the fabric has the advantages of good whiteness and strength, so that the problems that the energy utilization efficiency is low, and energy is wasted in each link from bleaching to washing to drying are solved.

The utility model discloses a kind of flexible spandex knitted fabric, belong to the technical field of knitted fabric, including surface layer and bottom layer, the surface layer adopts every four-way one loop system circular knitting, adopts front and back needle bed double knitting, first road and third road adopt single-bead ground stitch knitting as upper layer, second road and fourth road adopt rib weave as lower layer, and the upper layer and lower layer are connected by tuck, the surface layer of the utility model adopts every four-way one loop system circular knitting, in one loop system, first road and third road adopt single-bead ground stitch knitting as upper layer, second road and fourth road adopt rib weave as lower layer, and the upper layer and lower layer are connected by tuck, surface layer has obvious concave-convex effect, make skin and clothing appear a transmission channel, make sweat quickly discharge from human body, make the fabric prepared by knitted fabric more close-fitting and breathable, the upper layer and lower layer of surface layer all adopt brocade ammonia fiber, have the strength of brocade and the elasticity of spandex, to have better close-fitting wearability.

The invention belongs to the technical field of graphene, and particularly relates to graphene leather capable of realizing temperature-sensitive color development and a preparation method of the graphene leather. As the graphene heating functional layer adopts the high-thixotropic silver paste, the printed circuit pattern is clear in edge, uniform in thickness and extremely high in consistency with the designed pattern; and a clear interface is formed between a silver paste circuit and leather fibers, and improper penetration is avoided. And the circuit resistance value consistency is excellent (the deviation is controlled within + / -5%), so that rapid, uniform and stable planar heating can be realized after the graphene heating layer is connected, and the local overheating hidden danger is perfectly eliminated. According to the present invention, the natural texture and the soft touch feeling of the leather are maintained while the efficient and safe heating performance with the visual color developing function is achieved.

The present invention belongs to the technical field of fabric treatment agents, and particularly relates to a low-temperature resistant fabric treatment surfactant and a preparation method thereof. A cationic surfactant 1 is prepared by using epichlorohydrin, modified silicone oil and dibasic acid as raw materials, and further compounded with carboxyethyl thiosuccinic acid to obtain a low-temperature resistant fabric treatment surfactant. The polysiloxane molecular chain contained in the prepared cationic surfactant 1 can effectively reduce the static friction coefficient between fabric fibers, making the fabric soft and smooth; the introduced ester group makes the prepared surfactant have lower irritation and higher biodegradability; on the other hand, the addition of carboxyethyl thiosuccinic acid can quickly soften paraffin under low temperature conditions, destroy the continuous wax film layer on the surface of the fabric, so that the prepared surfactant obtains a relatively excellent fabric treatment effect under low temperature conditions.

The application discloses a cool cotton pack and belongs to the technical field of pillows. The cool cotton pack comprises a cotton pack body. The application is novel and ingenious. An outer cover is designed as a double-sided structure, A side and B side are adopted, the A side mainly comprises polyester or nylon materials, the A side can be used in summer, cool feeling is provided, and comfort is increased, the B side mainly comprises pure cotton materials, has a warm-keeping effect, the pure cotton fabric has soft touch and strong skin friendliness, the B side can be used in winter, warm intention is provided, and thus the touch of the pillow is increased, the use feeling of the pillow is improved, an inner core is divided into a filler and a partition layer, the partition layer is detachably connected to the outside of the filler, the partition layer can block saliva and sweat of the pillow during use, saliva and sweat are prevented from penetrating into the filler and being difficult to clean, the cleanliness of the filler in the pillow is improved, the service life of the inner core of the pillow is improved, the cost is reduced, and the practicality of the device is greatly improved.

The invention provides a preparation process of a warm-keeping, breathable, antibacterial, anti-mite and anti-static cashmere overcoat lining, and belongs to the technical field of lining fabrics. Based on the selection of the satin weave crepe plain satin fabric, strict control of the degumming rate, and the selection of the Newton blue acid dye for constant tension jig dyeing machine dyeing and the preshrinking process, the color fastness, breaking strength, luster and soft hand feeling of the fabric are synergistically improved, the possibility of pilling and the stitch slipping condition are reduced, and the produced overcoat lining fabric is soft in hand feeling, good in hand feeling and good in hand feeling. The fabric is soft in gloss, stable in size and suitable for frequent wearing, washing injury is avoided, and the problems of scratching and hooking injury and poor antistatic property in wearing are solved.

The invention relates to the technical field of glass tube machining, in particular to a borosilicate glass tube forming outer diameter precise regulation and control device and a regulation and control method thereof.The borosilicate glass tube forming outer diameter precise regulation and control device comprises a polishing machine body, a polishing assembly, a gas collection assembly and a heat energy conversion assembly, and a supporting piece is arranged on an output shaft of the polishing machine body; a first grinding piece is arranged on one side of the workbench, a second grinding piece is arranged on the other side of the workbench, the gas collection assembly comprises an exhaust groove and a gas suction groove, and the heat energy conversion assembly comprises a heat transfer piece. According to the device, heat of the borosilicate glass tube can be absorbed through the heat energy conversion assembly, so that the first grinding piece and the second grinding piece grind the borosilicate glass tube after the glass tube is cooled to a certain temperature, and the problems that the wall thickness distribution is uneven and the outer wall is not smooth in the standing and cooling process of the borosilicate glass tube are solved.

The utility model provides an anti-pilling cut-flower fabric, which belongs to the technical field of textile fabrics and comprises a base layer and a fluff layer. The fluff layer is arranged on one side of the base layer, and a cut-flower pattern is formed on the fluff layer; the base layer is formed by interweaving warp yarns and weft yarns; the warp yarns and the weft yarns are fragrant, cool and breathable composite yarns; and the fluff layer is made of anti-pilling and anti-ultraviolet polyester filament yarns. The anti-pilling anti-ultraviolet polyester filament fabric comprises the base layer and the fluff layer which comprise the anti-pilling anti-ultraviolet polyester filament, so that the anti-pilling anti-ultraviolet polyester filament fabric has good anti-pilling performance, and made clothes are more durable.

The utility model relates to a cleaning block with a good cleaning effect, the cleaning block comprises a cotton cleaning layer, a loofah sponge imitating filter cotton layer and a connecting assembly, the loofah sponge imitating filter cotton layer is detachably arranged on one side of the cotton cleaning layer through the connecting assembly, and the connecting assembly comprises a round hair bonding layer and a hook hair bonding layer; the loop hair bonding layer is arranged on one side of the cotton cleaning layer, the hook hair bonding layer is arranged on one side of the loofah sponge imitating filter cotton layer, the loop hair bonding layer and the hook hair bonding layer are detachably bonded, and an anti-tearing layer is arranged between the loop hair bonding layer and the cotton cleaning layer. And a convenient-to-tear layer is arranged between the bristle bonding layer and the loofah sponge-like filter cotton layer. The cleaning block has the effects of prolonging the service life of the cleaning block and improving the cleaning performance and the drying performance.

The utility model discloses a surgical drape with high water absorption rate. The surgical drape comprises spunlace non-woven fabric, holes are formed in the upper surface of the spunlace non-woven fabric, a water absorption layer is arranged on the upper surface of the spunlace non-woven fabric and located on the periphery of the holes, a fixing cover is arranged on the upper surface of the spunlace non-woven fabric, the water absorption layer is located in the fixing cover, wrinkles are evenly distributed in the middle of the fixing cover, the water absorption layer is a fluff pulp water absorption layer, and the fixing cover is a non-woven fabric fixing cover. A waterproof layer is arranged on the lower surface of the spunlace non-woven fabric, an adhesive layer is arranged on the lower surface of the waterproof layer, a release film layer is adhered to the lower surface of the adhesive layer, the edge of the release film layer is larger than that of the adhesive layer, and liquid suction pipe belts are evenly distributed on the upper surface of the spunlace non-woven fabric. According to the utility model, multiple water absorption structures are arranged, the water absorption rate is high, meanwhile, the fence function is realized, the overflow of liquid can be avoided, and the use effect is good.

Disclosed are a film prepared from a waste thermoplastic elastomer and recycled polyester, and a laminate thereof. The composition for forming the film comprises: 0.5%-90% of a waste thermoplastic elastomer, 0.5%-90% recycled polyester having an intrinsic viscosity of between 0.5-2, 0.01%-3% of a viscosity modifier, 0.01%-10% of a slipping agent for preventing adhesion when the prepared film is rolled, and 0%-98% of a fresh thermoplastic elastomer. The recycled polyester is a recycled polyester bottle, a polyester fishing net, a polyester packaging material, an electronic product polyester injection molded part, a polyester building product, polyester home textiles, and the like. The thermoplastic elastomer is a terylene elastomer, a nylon elastomer, a biologically derived nylon elastomer, and / or a biologically derived terylene elastomer. The prepared film has good moisture permeability, washing performance, tensile strength, and desired hand feel softness.

The invention discloses a seamless woven garment and a weaving method thereof, and belongs to the technical field of woven garments. The seamless woven garment is formed by compounding a seamless woven inner layer and an air layer; the yarns are formed by blending cotton fibers, chinlon, corn polylactic acid fibers, polyvinyl alcohol fibers and silk; the air layer comprises a plurality of fabric layers, latex particles located between the adjacent fabric layers and a hot-pressing composite adhesive layer; the latex particles are uniformly dispersed in the hot-pressing composite adhesive in advance, then the hot-pressing composite adhesive is coated between the adjacent fabric layers, then the fabric layers are subjected to hot-pressing compounding through hot-pressing equipment, and the operation is repeated for multiple times, so that a multi-layer fabric composite layer is obtained, and an air layer is formed. By means of the mode, the obtained seamless woven clothes have the advantages of being good in heat retention property, air permeability and moisture permeability and the like, and when the sweat of the human body is much, the clothes can rapidly absorb sweat and dissipate heat and are high in comfort degree.

The present application relates to the technical field of textile fabric, in particular to a kind of sense of gloss fabric and manufacturing process;Gong sense of gloss fabric includes warp and weft, and Gong sense of gloss fabric is formed by warp and weft interlaced pressing blend;The present application is woven to form warp by first warp base line, second warp base line and third warp base line, then it is woven to form weft by first weft base line, second weft base line and third weft base line, and warp and weft are interlaced pressing blend, and the grey cloth is obtained, the compact structure of grey cloth is not easy to loosen, can adapt to the large-scale movement of people, at the same time, it is convenient to dye and has high elasticity, good open porosity, also make fabric have good comfort, in addition, the manufacturing process provided by the present application, the fabric made has the glossiness of Gong cloth after thousands of hammering and tempering, at the same time, it has soft hand feeling, light and thin texture, good drapability, wearing dry and comfortable, rich in gloss, color tone elegant and other characteristics.

The utility model discloses a kind of bubble organ waist pants type sanitary products, it is related to absorbent article technical field, including outer cladding component, outer cladding component includes outer layer sheet and inner layer sheet, outer layer sheet is in end portion and is inwardly folded to form first return portion to inner layer sheet direction, outer layer sheet top end is outwardly folded to form outer fold portion;First cavity is equipped between outer layer of outer fold portion and inner layer of outer fold portion, second cavity is equipped between outer layer sheet and inner layer sheet, third cavity is equipped between inner layer sheet and first return portion. Outer cladding component includes outer layer sheet and inner layer sheet, intermediate layer sheet is equipped between the two;Several sheet joint parts are equipped on outer cladding component with interval, fourth cavity is formed between outer layer sheet and intermediate layer sheet, fifth cavity is equipped between intermediate layer sheet and inner layer sheet. Through the improvement of outer cladding component, softness and air permeability are improved, stiffness of waist region outside material is increased, both organ effect and bubble effect can be realized.

The invention relates to a valve (1) having a valve stem and a closing member (3) arranged on the valve stem for closing a valve opening (4), the closing member (3) being displaceable between a closed position and a maximum open position by means of the valve stem only linearly in a direction parallel to a longitudinal extension of the valve stem, and having a valve drive (7) which drives the closing member (3) in the direction parallel to the longitudinal extension of the valve stem. The invention relates to a valve drive (7) having a manually actuatable handle (8), the valve drive (7) having a valve drive housing (9) and at least one lever pair (10), each lever pair (10) having a first lever (11) and a second lever (12).