47results about How to "Reduce material weight" patented technology

The present invention provides a non-aqueous electrolyte secondary battery comprising a positive electrode, a negative electrode having a negative active material, and a non-aqueous electrolyte; characterized in that said negative active material contains composite particle (C), which has silicon-containing particle (A) and electronic conductive additive (B), and carbon material (D), wherein the weight of said electronic conductive additive (B) falls within the range of 0.5 wt. % to 60 wt. % to the weight of said composite particle (C). The negative active material contains silicon which is capable of performing high discharge capacity, so that a non-aqueous electrolyte secondary battery having a large discharge capacity can be obtained. In addition, since the negative active material contains the electronic conductive additive (B) and the carbon material (D), the contact conductivity between the silicon-containing particle (A) or between the negative active material improves and, as a result, a non-aqueous electrolyte secondary battery having satisfactory cycle performance can be attained.

An improved self returning floor mounted hinge assembly for a door. The hinge assembly includes a guide plate affixed to a support frame and having an opening substantially surrounding a linearly displaceable guide shaft. The opening in the guide plate is substantially aligned with an opening in the frame structure supporting the end of the guide shaft.

A cross car beam is constructed as a tubular member including a series of bracing plates internally bracing a series of tubular member segments to markedly increase its strength and stiffness so that a much lighter cross beam is obtained.

The invention discloses a highly flame-retardant felt used for automobile engine compartments and a manufacturing method thereof. The highly flame-retardant felt is a mixture of the following materials (accounting for the total weights of raw materials): 44 to 48 percent of blend of regenerated glass fibers and flame-retardant loosened cotton, 39 to 42 percent of blend of nano-sized SiO2 powders and phenolic resin, and 13 to 14 percent of a flame retardant agent. The method comprises the following steps: firstly, preparing an aqueous solution (30 to 35% concentration) of powdery polyammonium phosphate which is used as flame retardant agent and water, uniformly spraying the solution to loosened cotton, and loosening while adding regenerated glass fibers; then, mixing nano-sized SiO2 powders with phenolic resin such that nano-sized SiO2 powders are uniformly dispersed in phenolic resin, and adding the flame retardant agent and thoroughly mixing; and finally, simultaneously feeding the two powdery mixtures to an air-laid netting machine by use of a distributor. By virtue of the process of phenolic resin modification with nanopowders and the special process of fiber flame-retardant treatment, and the composition of flame-retardant loosened cotton, regenerated glass fibers and modified phenolic resin, in addition with an appropriate proportion of flame retardant agent, the best results of being both economic and flame-retardant and satisfying the need for performance improvement are achieved.

A sliding bearing and a service method of performing a service of a sliding bearing are provided. The sliding bearing includes a first bearing shell and a second bearing shell and a plurality of bearing pads arranged between the first bearing shell and the second bearing shell. In addition, the bearing includes an opening in the first bearing shell, wherein the opening is arranged such that the bearing pads are visible through the opening.

Disclosed is a method enabling a trawl net to vertically expand. Canvas is utilized for manufacturing flexible expanders. The method is characterized in that the flexible expander is made to be rectangular, the periphery of the expander is sewed with edges, and stamping eyelet rings are evenly distributed on a center line of each sewing edge; the flexible expander is tied on a middle position of an upper line or flexible expanders are respectively tied at the middle position of the upper line and the middle position of a lower line, the flexible expander tied on the middle position of the upper line is connected with a string of cork wire ropes of a deepwater trawl net, a rope ring at each of both ends of each cork wire rope is provided with an attack angle control line, two attack angle control lines of the flexible expander which is at the middle position of the upper line are respectively connected with the upper line on two sides of the flexible expander, the flexible expander which is tied on the middle position of the lower line is connected with a string of iron chains, an attack control line is installed at each of both ends of each iron chain, and two attack control lines of the flexible expander which is at the middle position of the lower line are respectively connected with the lower line on two sides of the flexible expander; and flexible expanders adjust an attack angle through adjustment to the lengths of the attack angle control lines. The method is suitable for the deepwater trawl net and a termocline trawl net.

The invention discloses a main and auxiliary double-wheel device of an automobile. The main and auxiliary double-wheel device comprises a wheel hub and a tire arranged on the periphery of the wheel hub, wherein a rigid auxiliary wheel is arranged in parallel outside the tire; the outer diameter of the rigid auxiliary wheel is greater than that of the wheel hub and is smaller than that of the tire; and the rigid auxiliary wheel is fixedly connected to the outer side of the wheel hub by a bolt. For the automobile using the main and auxiliary double-wheel device, an accident can be effectively prevented being happened when one tire is punctured in a running process; the automobile can be enabled to run to the road side or a repair shop at a low speed in a short distance when the tire leaks air in a parking process; the rigid auxiliary wheel is fixedly connected to the outer side of the wheel hub by the bolt, so that the wheel hub forms a cylindrical cavity structure, therefore, the strength and the supporting force of the wheel hub are enhanced; and compared with the prior art, under the same supporting force, the material thickness and the material weight of the wheel hub can be reduced.

The invention discloses a bathtub-floor integrated super multi-coating (SMC) floor, which comprises a floor main body and a bathtub which are integrally arranged, wherein a bathtub drain hole is arranged at the bottom surface of the inner side of the bathtub, the edge of the bathtub extends downwards to form the skirt of the bathtub, a repair and maintain hole and the drain hole of a wash basin are arranged on the side edge of the skirt of the bathtub, the bottom of the bathtub is connected with the floor main body which is integrally arranged with the bathtub, and a drain ditch is arranged at the connection part of the bathtub and the floor main body, a floor drain hole and a defection hole are arranged on the floor main body, a shoulder step is arranged at the edge of the floor main body, a watertight shutter is arranged on the lateral straight edge of the shoulder step, and the bottoms of the floor main body and the bathtub are pneumatically reinforced, and are provided with adjustment bolts. The bathtub-floor integrated super multi-coating floor arranges the floor, the bathtub and the skirt of the bathtub into a whole body, so the bathtub and the skirt of the bathtub are parts of the floor, no splicing seam is generated, so the water leakage problem caused by the splicing seam of the conventional integral bathroom is solved, and the floor has an attractive and elegant overall appearance, and is easy to clean; and according to the floor, the repair and maintain hole and the drain hole of the wash basin are arranged on the skirt of the bathtub, so the subsequent fault maintenance is facilitated.

A method according to the invention for producing forged parts with a prescribed end contour comprises the following steps: pre-forging of a blank in order to obtain a forged part and subsequent reshaping of the forged part in a die, wherein one or a plurality of tools are inserted into the forged part during the reshaping and, in the process, the material of the forged part is displaced in a manner such that the specified end contour is obtained.

A heat exchanger heat transfer element basket assembly (500) for receiving heat transfer element plates (850) therein. The heat exchanger heat transfer element basket assembly (500) includes first and second one-piece side straps (520a, 520b), a pair of inboard corner flanges (528a, 528b), an I-shaped splitter plate (530), a pair of outboard corner flanges (522a, 522b), first and second end straps (526a, 526b), and a cap. Each of the first and second one-piece side straps (520a, 520b) includes a center portion (625), a first extension (630), and a second extension (635). Each of the first and second extensions (630, 635) includes a flange portion that is folded over across the heat transfer element plates (850) so as to be operative to retain the heat transfer element plates (850) in the heat exchanger heat transfer element basket assembly (500).

The invention discloses a remedying system for non-hazardous waste buildings and a remedying method, and belongs to the technical field of remediation of contaminated sites. The remedying system for the non-hazardous waste buildings provided by the invention sequentially comprises the following modules: a crushing module for crushing and processing dismantled contaminated buildings, a feeding module including a material conveyor belt and a vibrating screen which is used for feeding and provided with a high-pressure spraying system, a roller mud-making module including a roller mud-making machine provided with the high-pressure spraying system, a multi-stage screening module for screening mud slurry materials discharged by the roller mud-making module, and a mud slurry dehydration and mud cake stabilizing module which is used for stabilizing integrated equipment and a plate and frame filter press to realize separation of mud and water, wherein the vibrating screen is used for screeningthe contaminated buildings processed by the crushing module, and after mud cakes are concentrated, stabilizing treatment is further adopted so as to realize non-hazardous treatment. According to the remedying system disclosed by the invention, remediation engineering on the contaminated buildings can be realized.

The invention discloses a polypropylene and carbon nano-tube composite type foam material, and belongs to the technical field of foam materials. The polypropylene and carbon nano-tube composite type foam material comprises polypropylene materials and modified sodium bicarbonate. Carbon nano-tubes are added into the polypropylene materials to form carbon nano-tube reinforcement polypropylene composite materials. The polypropylene and carbon nano-tube composite type foam material comprises, by weight, 85-90 parts of polypropylene, 2-8 parts of compatibilizers, 0.5-10 parts of carbon nano-tubes and 0.5-2 parts of other additives. A weight ratio of the modified sodium bicarbonate to the carbon nano-tube reinforcement polypropylene composite materials is 0.5-5:95-99.5. The polypropylene and carbon nano-tube composite type foam material has the advantages that the raw material cost can be saved, and the polypropylene and carbon nano-tube composite type foam material which is a uniform and compact polypropylene micro-foam composite material with tiny cells and good mechanical properties further can be obtained.

Building materials formed from synthetic polymer materials have an appearance which simulates natural woods. The building materials may be used in the construction of fences, sheds, decking materials, indoor/outdoor furniture, railings and numerous other products. The faux wood material is constructed to include reinforcing fibers and voids for weight reduction. The aesthetic appearance of the finished product can be enhanced by applying a color wash which includes a polymer component and a color component adhering to the surface of the material.

The invention discloses a sponge sofa or sponge stool structure which comprises a low-density sponge foaming forming sofa base or low-density sponge foaming forming stool base with the foaming density of 10-35 kg/m<3>, wherein a high-density sponge cladding layer with the foaming density of 35-60 kg/m<3> is integrally foamed on the outer surface of the base; the hardness of the sponge sofa base or the sponge stool base is Share A 20+; the hardness of the sponge cladding layer is 30-80 Kgf. The sponge sofa structure has the characteristics of simple manufacturing process, shape controllability, high production efficiency and low manufacturing cost. In addition, a low-density sponge of the sponge sofa base or the sponge stool base is relatively low in price and light in weight and has certain supporting strength and supporting toughness. Therefore, the consumption of a high-density sponge can be reduced, and the material cost and weight of a whole sponge sofa or stool can be further reduced. Moreover, the sponge cladding layer is integrally foamed on the outer surface of the sponge sofa base or the sponge stool base, is firmly attached to the surface of the base and is unlikely to loosen, and thus the service life of the sponge sofa or stool is guaranteed.

The invention discloses a super-hydrophobic material and a preparation method thereof. The method includes: mixing expandable microspheres or a mixture of the expandable microspheres and modified silicon dioxide with EVA, and uniformly mixing the substances; carrying out hot cutting by using a single-screw extruder in a temperature range of 70-90DEG C by using an extrusion method to obtain expandable microsphere composite master batch; adding the expandable microsphere composite master batch into plastic resin, and conducting extrusion, injection molding, calendering or blow molding to obtainthe super-hydrophobic material. The surface of the prepared super-hydrophobic material has high hydrophobicity and high durability, and meanwhile, the weight of the material can be greatly reduced. The master batch prepared by the method can be used for improving the hydrophobic property of a material, and is specifically shown in the fields of pollution prevention, water prevention, fog prevention, freezing prevention, self-cleaning, lossless transmission of liquid and the like.

A mosaic liner unit (A) for chute/hopper lining comprises of a body having a front face (10) and a rear face (11). Each of the front face (10) and the rear face (11) are made of an elastomeric material (2). Within the elastomeric material is embedded a plurality of high hardness steel units (3). The front face (10) is adapted to take the impact load of material falling on the chute/hopper and the rear face (11) is fixed to chute/hopper wall (12).

The invention relates to a system for mixing expanded perlite plate raw materials. The system comprises an adhesive storage pool, a dosing tank, a feeding tank, a mixer, an expanded perlite chamber, a baffle plate and an adhesive pipeline, wherein the adhesive storage pool is connected with the dosing tank which is connected with the feeding tank, and the feeding tank is connected with the mixer; an impurity outlet of the dosing tank and an impurity outlet of the feeding tank are connected with the adhesive storage pool; the expanded perlite chamber is positioned above the mixer, and provides expanded perlite for the mixer through the baffle plate. According to the method, adhesive and liquid materials are subjected to liquid-liquid phase mixing; impurities are removed; expanded perlite and the adhesive mixed solution are subjected to solid-liquid mixing. Based on the system and the method provided by the invention, the consumption amount of the adhesive is effectively reduced, damage of materials is avoided, the quality of products is improved, and the production efficiency is also improved.

The invention discloses a conductive film electrochemical machining tool electrode and a manufacturing method and device thereof. The tool electrode comprises a base and is characterized in that the base is machined by insulating materials, one end of the base is a working face, a conductive film closely attaches to the working face, the base is further provided with a wire, and the wire is electrically connected with the conductive film. The conductive film electrochemical machining tool electrode has the advantages that the insulating materials replace conductive metal to serve as the base of the tool electrode, the machining efficiency of the base of the tool electrode is increased greatly, machining difficulty, machining cost, material cost and electrode weight are lowered greatly, the loss of cutting equipment and cutting tools are is reduced greatly, and the electrochemical machining cost of enterprises is reduced.

The invention discloses a splicing-type magnesium oxychloride cement composite wood chip board. The splicing-type magnesium oxychloride cement composite wood chip board comprises a composite board anda connecting piece, the every two adjacent composite boards are fixedly connected through the connecting pieces, the connecting piece is fixedly connected on the ground through screws, and the composite board is prepared by magnesium chloride, magnesium oxide, modified admixture and wood chips in a certain proportion. According to the splicing-type magnesium oxychloride cement composite wood chipboard, the composite board and the connecting piece are fixed on the ground by splicing and through the screws, the installation and connection speed is high, the disassembly and replacement of the composite board are convenient, and the water resistance, compressive strength and flexural strength of the composite board are obviously improved by adding the modified admixture and wood chips in thepreparation process.