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49results about How to "Moderate force" patented technology

Molybdenum, nickel, phosphorus soaking solution and preparation thereof

The present invention relates to a dipping solution containing molybdenum (Mo), nickel (Ni) and phosphor (P) and a preparation method thereof. The concentration for each matter in the solution is: 10 to 90g / 100ml of MoO3, 1 to 18g / 100ml of NiO and 0.5 to 5g / 100ml of P. The solution is mainly characterized by changing the pH value of the solution between 2 to 6 by adding nitrogen compound into an acid dipping solution. The dipping solution provided by the present invention with a high pH value and good stability, can be used for the preparation of various hydrogenation catalysts, weaken the coactions between active components and a carrier and reduce the loss of the specific surface of the catalyst caused by high acidity of the dipping solution.
Owner:CHINA PETROLEUM & CHEM CORP +1

Air cushion effect soft oral care brush

InactiveUS20030172483A1Reduce the degree of impactUsed easily and comfortably and effectivelyCarpet cleanersBrush bodiesMassageEngineering
A oral care brush device is described for use primarily for massaging and stimulation of sensitive gums and teeth. The brush head is hollow but closed at one end, and is made of a shape-retaining but soft and resilient material. One end of the brush handle is inserted into the hollow handle and is configured to substantially seal the open end of the head and trap air inside, the trapped air providing an air cushion effect. The air cushion effect and the soft head allow use of the device for effective and thorough cleaning, massage and stimulation of the gums and teeth notwithstanding the user's tooth or gum sensitivity.
Owner:DAVIS COLIN G

Visual hardness detection device for hardware plate

The invention relates to a hardness detection device, in particular to a visual hardness detection device for a hardware plate. The visual hardness detection device for the hardware plate is precise in hardness detection, comprehensive in detection and visual enough in observation. In order to achieve the technical purposes, the visual hardness detection device for the hardware plate comprises a bottom plate, a second sliding rail, a rack, a fulcrum rod, a top support, a third connecting rod, a first sliding rail, a first sliding block, a containing plate, a special-shaped block, a contact wheel, a spring, a lifting rod, a second hammer, a guide plate, a second sliding block, a sector gear, a motor, a first connecting rod, a cylinder body, a first piston, a second piston, a second connecting rod and a first hammer. The effects of being precise in hardness detection, comprehensive in detection and visual enough in observation are achieved, and due to the fact that the device is high in detection speed, reasonable in design and convenient and rapid to use, the device is high in practicality.
Owner:唐山金马钢铁集团有限公司

Catalyst for poly-alpha-olefin synthetic oil and preparation method for catalyst

The invention relates to a catalyst for poly-alpha-olefin synthetic oil. The catalyst comprises the following ingredients: a support and active ingredients, wherein the support is a porous inorganic support, and the active ingredients comprise a metal oxide and a Lewis acid type metal salt. The invention further provides a preparation method for the catalyst. The preparation method comprises the steps: dissolving a metal salt of the metal oxide, which serves as a raw material, in deionized water, dipping the support with the obtained metal salt solution, and then, carrying out drying, so as to obtain a metal salt loaded support; roasting the metal salt loaded support in a muffle furnace, so as to obtain a metal oxide loaded catalyst matrix; and then, adding the metal oxide loaded catalyst matrix into an organic solvent containing the Lewis acid type metal salt for loading, thereby obtaining a loaded dual-active-center catalyst.
Owner:PETROCHINA CO LTD

Bagged cement loading system

The invention discloses a bagged cement loading system, and relates to the technical field of bagged cement loading devices. The bagged cement loading system comprises a track, a conveying crown block, an inclined belt conveyor, a bearing frame, a bag distributing and stacking device and stacking robots. The conveying crown block is in rolling fit with the track, a horizontal belt conveyor is arranged at one end of the conveying crown block and connected with one end of the inclined belt conveyor, the other end of the inclined belt conveyor is connected with the bag distributing and stacking device, the bag distributing and stacking device is fixed to the lower portion of the bearing frame, and the upper portion of the bearing frame is fixedly connected with the other end of the conveying crown block. Base mounting frames are symmetrically fixed to the side faces, on the two sides of the bag distributing and stacking device, of the bearing frame, and the stacking robots are fixed to the base mounting frames. According to the system, the stacking robots are symmetrically fixed to the two sides of a bag stacking mechanism, the relative positions of the stacking robots and the bag stacking mechanism are fixed, it is guaranteed that the stacking robots can accurately grab bags every time, and the loading efficiency is improved.
Owner:北京宁欣智能科技有限公司

Automatic reset device for curtain pull bar

An automatic reset device for curtain pull bar is fixed on a rod of a curtain fabric and comprises a fixed base, a pull bar having a handle, and a torsion-supplying element. One end of a rotation axis of the pull bar is located at the fixed base, and the pull bar can be rotated relative to the fixed base. The torsion-supplying element that preserves torsion is connected between the pull bar and the fixed base. When the curtain fabric is furled and the pull bar is released, the pull bar is automatically rotated and reset by the preserved torsion force of the torsion-supplying element. The handle of the pull bar will not collide with the door trim of a vehicle, and the abutting pressure forced against the door trim by the handle of the pull bar can be efficiently controlled.
Owner:MACAUTO IND CO LTD

Pesticide sustained release granule containing thiamethoxam and preparation method thereof

The invention discloses a pesticide sustained release granule containing thiamethoxam and a preparation method thereof, wherein the pesticide sustained release granule is prepared from the following raw materials in parts by weight: thiamethoxam, anhydrous calcium sulfate, kaolin, other carriers, membrane material and white carbon black, and the membrane material is calculated in parts by mass and comprises the following components: 0.1-15 percent of displacer, 5-60 percent of curing agent, 0.01-5 percent of membrane filter agent, 0.2-5 percent of passivation material, and the balance of cross-linking agent, wherein the structure of displacer is similar with that of the thiamethoxam, and the pesticide sustained release granule is sequentially prepared according to the following steps of mixing, prilling, spraying membrane firstly, spraying membrane secondly, protecting granule, toning, checking and packaging, and the effective constituent of the pesticide sustained release granule is similar with that of the displacer, gradually penetrates outward, and the sustained release period is long, the pesticide effect is stable, the preparation method is simple and the cost is low.
Owner:青岛海纳生物科技有限公司

Cobalt-based Fischer-Tropsch synthesis catalyst and preparation method thereof

The invention belongs to the field of catalysts, and particularly relates to a cobalt-based Fischer-Tropsch synthesis catalyst and a preparation method thereof. The catalyst comprises 10-30 wt% of metal cobalt and the balance of an oxide carrier, wherein the microcrystal particle size of the metal cobalt is 6.5-7.5 nm, the oxide carrier is composed of Al2O3 and ZrO2, and the content of ZrO2 accounts for 5-10 wt% of the weight of the carrier. According to the method, a co-precipitation method is used for producing the catalyst. Oxalic acid or an oxalate and an alkaline precipitant are used as a precipitant system in a co-precipitation process, and then roasting is carried out in an inert atmosphere. CO generated by oxalic acid decomposition in the roasting process is used as reducing gas, and roasting and reduction can be carried out synchronously, so that active component cobalt in the prepared cobalt-based catalyst can be uniformly dispersed, the acting force between cobalt and the oxide carrier is moderate, and the catalyst has proper activity, C<5+> selectivity and service life on the whole.
Owner:滕州京腾鑫汇新材料科技有限公司

Nanoscale single exosome separation method

The invention discloses a nanoscale single exosome separation method. The method comprises the following steps of fully diluting a cell culture solution containing exosome; adding a superparamagneticamino magnetic bead diluent, and carrying out low-frequency oscillation mixing until the nano magnetic beads are coupled with the exosome; transferring a coupling solution to a surface layer of a nanopore array microchip; placing the microchip on a shaking table, and oscillating in low speed and small angle, so that the coupling solution is uniformly distributed on the surface layer of the chip; placing a magnetic source on the lower surface of the microchip, and enabling a magnetic bead exosome couplet to enter a nanopore array by using a progressive magnetic adsorption mode; under the actionof larger magnetic force, maintaining stable adsorption of the magnetic bead exosome couplet, cleaning the upper surface of a substrate with a buffer solution, and standing to obtain the nano microchip containing the single exosome which can be directly used for subsequent detection. On the basis of the nanopore microarray microchip with the high-precision screening effect, high-purity single exosome can be obtained through magnetic bead coupling exosome and progressive magnetic adsorption.
Owner:XI AN JIAOTONG UNIV

Method for manufacturing foam pads

A method for manufacturing foam pads includes a first step of preparing a proper amount of PVC power, DOP curing agent, light calcium carbonate, kaolin, foaming agent and pigment and pouring them into a blending device to be blended and form a liquid starchy material. Next, the liquid starchy material is conveyed into an intermediate material barrel and kept stationary for pre-foaming at normal temperature for about 8 hours and then coated on a conveyer pelt to form a starchy material layer. Subsequently, the starchy material layer is kept stationary and heated at 80-90° C. for about 3-10 minutes and then continuously heated at 185-200° C. for about 20-30 minutes to form an integral-sheeted foam pad. After cooled, the integral-sheeted foam pad is thermo-compressed and cut into various foam pad products.
Owner:UNION LOOPER

Disposal sterilized operation stitching device

The invention discloses a disposable aseptic surgical suturing device which is characterized in that the device comprises an adhesive tape, a reinforcing rib, a plurality of locking strips and a plurality of locking hooks. The adhesive tape is a gas-permeable, planar and flexible tape. The reinforcing rib is arranged lengthwise at one side of the adhesive tape. The adhesive tape consists of an adhesive upper layer, an adhesive lower layer and a protective layer. The reinforcing rib is arranged between the adhesive upper layer and the adhesive lower layer, and is provided thereon with gas-permeable holes and the plurality of locking strips or the plurality of locking hooks in equidistance. Each of the locking strips is T-shaped and provided thereon with a lock hole and a spacing zone. The locking strips and the locking hooks are respectively fixedly connected with the reinforcing rib. When in use, two adhesive tapes with locking strips and locking hooks are respectively attached to the skin at two sides of a wound, the locking strips are tensed to close the wound and attached to the corresponding locking hooks, and the lock is regulated again according to closure and stress conditions of the wound to ensure appropriate stress on the skin and wound healing. The disposable aseptic surgical suturing device has the advantages of novel structure, easy operation and convenient use.
Owner:江苏泰应生物科技有限公司

Energy-saving rice processing equipment

The invention discloses energy-saving rice processing equipment, and belongs to the field of rice processing equipment. The energy-saving rice processing equipment comprises a base. Supporting legs are welded and fixed to the lower surface of the base. An empty and cuboid processing box is welded and fixed to the upper surface of the base. A grinding box is fixed to the right side of the outer topsurface of the processing box through a bolt. A conical feed inlet is welded and fixed to the upper surface of the grinding box. A first discharge outlet is arranged at the bottom of the processing box. A second discharge outlet is arranged on the right wall of the processing box. A first partition plate and a second partition plate are horizontally welded and fixed inside the processing box, andthe first partition plate is arranged above the second partition plate. A secondary grinding cavity is arranged on the first partition plate. A filtering bin is formed between the first partition plate and the second partition plate. A broken rice collecting bin is formed below the second partition plate. A notch through which the secondary grinding cavity communicates with the filtering bin is cut in the left end of the first partition plate. The energy-saving rice processing equipment is easy to operate and good in processing effect.
Owner:JINGMEN SHUANGFU ECO AGRI DEV CO LTD

Disposal sterilized operation stitching device

The invention discloses a disposable aseptic surgical suturing device which is characterized in that the device comprises an adhesive tape, a reinforcing rib, a plurality of locking strips and a plurality of locking hooks. The adhesive tape is a gas-permeable, planar and flexible tape. The reinforcing rib is arranged lengthwise at one side of the adhesive tape. The adhesive tape consists of an adhesive upper layer, an adhesive lower layer and a protective layer. The reinforcing rib is arranged between the adhesive upper layer and the adhesive lower layer, and is provided thereon with gas-permeable holes and the plurality of locking strips or the plurality of locking hooks in equidistance. Each of the locking strips is T-shaped and provided thereon with a lock hole and a spacing zone. The locking strips and the locking hooks are respectively fixedly connected with the reinforcing rib. When in use, two adhesive tapes with locking strips and locking hooks are respectively attached to theskin at two sides of a wound, the locking strips are tensed to close the wound and attached to the corresponding locking hooks, and the lock is regulated again according to closure and stress conditions of the wound to ensure appropriate stress on the skin and wound healing. The disposable aseptic surgical suturing device has the advantages of novel structure, easy operation and convenient use.
Owner:江苏泰应生物科技有限公司

Friction material and friction material composition

InactiveUS20210207672A1Smoothing of friction surface can be preventedFluctuation in friction coefficientFriction liningActuatorsMohs scale of mineral hardnessPolymer science
A friction material according to an embodiment is a friction material including: copper in an amount of 0.5 wt % or less; an inorganic material having a cleavage property in an amount of 10 wt % to 20 wt %; a first abrasive material having a Mohs hardness of 6.5 or more and less than 7 and a second abrasive material having a Mohs hardness of 7 or more and 8 or less in an amount of 0.2 wt % to 3 wt %.
Owner:ADVICS CO LTD

Inspection system and method

A method of inspecting a lateral pipe extending from a manhole, the method comprising: (a) extending an imaging head into the manhole using a positioning system, the imaging head comprising an imaging device and at least one lamp capable of producing a light beam, the positioning system comprising an elongated member and a targeting fixture operatively connected thereto, the imaging head being attached to one end of the elongated member, the targeting fixture having a distal end biased outwardly from the imaging head; (b) placing the distal end on a rigid surface proximate to the lateral pipe; (c) pushing down on the elongated member such that the distal end resiliently moves toward the imaging head, thereby allowing the light beam to be centered approximately in the lateral pipe; and (d) imaging a target located within the lateral pipe.
Owner:ENVIROSIGHT

Integrated production process of annular thin-walled powder products, and production system thereof

The invention discloses an integrated production process of annular thin-walled powder products, and a production system thereof. The integrated production process comprises the major steps that a hydraulic press is adopted for product pressing molding; pressing-molded products are transferred; product milling is conducted through a drilling and milling machine; the milled products are transferred; and stacking is conducted. Automatic integration of pressing, milling and stacking of the products is achieved, the number of transferring and stacking times is decreased, repetitive work is eliminated, labor consumption is lowered, and the duration of the whole production process is greatly shortened; and meanwhile, the production system used for the production process can automatically conveyand mill the pressing-molded products, acting force is gentle during milling, the products are not prone to being damaged, the pressing-molded products do not need to be cured, while automatic millingand transferring of the products are achieved, the duration of the working procedure is shortened, the production efficiency is improved, the product pass rate is increased, and material waste is reduced.
Owner:河南中南工业有限责任公司

Preparation method of carbon nanotube, carbon nanotube fiber

The invention belongs to the technical field of carbon nanotubes, and particularly relates to a preparation method of carbon nanotubes. The preparation method comprises the following steps: obtaininga substrate deposited with a catalyst layer, and loading the substrate deposited with the catalyst layer into a reaction furnace of chemical vapor deposition equipment in a protective gas atmosphere;vacuumizing the reaction furnace to 10 <-2 > Torr or below, injecting a protective gas to enable the pressure in the reaction furnace to be 150-300 Torr, and maintaining the pressure for 20 minutes orlonger; and heating to 600-800 DEG C under the conditions that the injection rate of the protective gas is not changed and the pressure in the reaction furnace is not changed, and introducing a carbon source gas for carbon nanotube growing, thereby obtaining the carbon nanotubes. According to the preparation method provided by the invention, the prepared carbon nanotubes are high in purity, goodin structural integrity, good in large-area size growth uniformity and high in length-diameter ratio by strictly regulating and controlling conditions such as growth pressure, flow velocity and temperature of the carbon nanotubes, and can be directly drawn and spun into carbon nanotube fibers.
Owner:SHENZHEN XIWAN TECH CO LTD

Screwing-embedding integrated rapid reset key-locking threaded insert mounting device

The invention provides a screwing-embedding integrated rapid reset key-locking threaded insert mounting device. The device comprises a guide rod, a sleeve, a spring, a stop block, a gland and an end cover. Four guide keys are arranged at the front section of the guide rod and matched with the four guide grooves inside the sleeve, the spring and the stop block penetrate through the rear end of theguide rod in sequence to be installed in the sleeve, the gland is installed at the rear end of the sleeve for pressing the stop block, the end cover is arranged at the rear end of the guide rod, and the guide rod, the spring, the stop block, the gland, the sleeve and the end cover are coaxially connected. According to the device, the screwing and embedding integrated installation of key-locking threaded inserts can be realized, plug pins can be quickly and continuously embedded in the installation process by virtue of spring rebounding reset, and compared with a traditional installation mode,the device has the advantages of being simple and convenient to operate, good in installation quality and high in production efficiency, and can be widely applied to installation of the key-locking threaded inserts.
Owner:THE 724TH RES INST OF CHINA SHIPBUILDING IND

Silk thread clamping, positioning and tensioning device for synchronous rotary table

The invention discloses a silk thread clamping, positioning and tensioning device for a synchronous rotary table, which is characterized by comprising two rotary tables which are oppositely arranged, the rotary table for fixing the beginning and tail ends of the silk thread is an open side rotary table, and the rotary table for fixing the middle part of the silk thread is a closed side rotary table; the opening side rotary table comprises a bottom plate, a translation plate is arranged on the bottom plate, two stand columns are transversely arranged on the translation plate and used for fixing a pay-off structure with two wire grooves, and the first wire groove is consistent with the rotating center of the rotary table. A square plate is further arranged on the translation plate, one end of the square plate is vertically and fixedly connected with the translation plate, and a tensioning fixing block is arranged at the other end of the square plate; a hole is formed in the center of the square plate, the first coaxial tensioning structure obliquely penetrates through the hole and then is connected with the starting end of a silk thread bypassing the first wire groove, and the other end of the first coaxial tensioning structure is connected with one end of the tensioning fixing block. One end of a horizontally-arranged second coaxial tensioning structure is connected with the tail end of the silk thread bypassing the second wire groove, and the other end of the horizontally-arranged second coaxial tensioning structure is connected with the tensioning fixing block; and the closed side turntable and the open side turntable are basically consistent in structure.
Owner:INST OF HIGH ENERGY PHYSICS CHINESE ACADEMY OF SCI
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