35results about How to "Avoid heat deterioration" patented technology

An LED module structure and a light fixture provided with the structure includes a heat releasing casing; an LED package having an LED chip mounted on a base material, a material having both heat conductance and electric insulation property placed between the heat releasing casing and the LED package upon fitting of the LED package to the heat releasing casing, and a plastic fluid or adhesive agent having particles with high heat conductivity. The material has a groove with outside smaller than an outside dimension of the LED package. The groove receives excess plastic fluid or excess adhesive agent on a surface to which the LED package is firmly attached.

The invention relates to a liquid feeding device. The device comprises a fixing seat, a rotating arm pivotally connected to the fixing seat, a driving assembly connected to the fixing seat, a swing arm connected to the rotating arm, a feeder connected to the swing arm and a food grade hose connected with the feeder. An inner cavity is arranged in the rotating arm; the driving assembly is connectedto the rotating arm; the feeder comprises a manifold branch block, a connecting head, and a spray nozzle. A cooking device including the liquid feeding device is provided. The device has the advantages that the feeder can selectively enter the range of a cooking container according to demands through a swinging manner, the feeder is composed of the manifold branch block and the spray nozzle, theproblem of natural dripping leakage is solved, in the non-feeding state, the swing arm is swung out of the range of the cooking container, liquid seasonings in the feeder and the food grade hose are prevented from being deteriorated or solidified after heating, and the difficulty of cleaning the feeder and the cooking container is reduced.

After rich control for controlling the air / fuel ratio of a mixture to be an air / fuel ratio richer than stoichiometric air / fuel ratio, lean control is carried out so that air / fuel ratio of the mixture formed in the combustion chamber is controlled to be an air / fuel ratio leaner by a predetermined degree than the stoichiometric air / fuel ratio, or the air / fuel ratio of the mixture is controlled to temporarily be the air / fuel ratio leaner by the predetermined degree than the stoichiometric air / fuel ratio. If lean control is carried out after rich control is finished, temporary lean control provides that a degree of how much the air / fuel ratio of the mixture is leaner than the stoichiometric air / fuel ratio when the air / fuel ratio of the mixture is controlled to be the air / fuel ratio leaner than the stoichiometric air / fuel ratio in lean control is lower than the predetermined degree according to the temperature of a catalyst.

The invention discloses a homogeneous sample mixer. The homogeneous sample mixer comprises a pedestal and a homogeneous sample mixing box arranged on the pedestal, a baseboard is arranged in the pedestal, a first transmission mechanism is arranged between the baseboard and the pedestal, and a second transmission mechanism is arranged between the baseboard and the homogeneous sample mixing box; the center of the bottom of the homogeneous sample mixing box is provided with a third motor, and the lower end of the middle portion of a stirring plate is connected with the output shaft of the third motor; and a hollow ball is arranged in the homogeneous sample mixing box. Compared with mixers in the prior art, the homogeneous sample mixer has the following advantages: the homogeneous sample mixing box realizes 360 DEG eccentric rotation, and the hollow ball provided with a sample is arranged in the homogeneous sample mixing box, so direct contact of the sample with the stirring plate in the homogeneous mixing process is prevented, and heating deterioration or adhesion of the sample is prevented; and the hollow ball can randomly roll to realize full-dimensional stirring, so maximal homogenous mixing is realized, and the quality of the sample is improved, thereby the homogeneous sample mixer meets various experiment requirements and has very good market prospect.

This invention is directed to providing a high-performance ceramic support being capable of realizing early activation of a catalyst due to direct loading while maintaining the excellent properties of the substrate ceramic, and being less susceptible to heat deterioration, by specifying the kind and combination of optimal replacing elements and the replacing amount and the like. A ceramic support comprising a substrate ceramic containing Mg, Al, Si and O as constituent elements are solid-dissolved therein Ti and W as the second component. The proportion of cordierite crystal having solid-dissolved therein W and Ti is 25 mol % or more, whereby a high-performance directly supporting ceramic support is realized.

A circulation pipe for a coolant is connected to a fuel cell. A pump and a heat exchanger are connected to the circulation pipe. A bypass pipe is connected in parallel with the pump. An ion exchanger is connected to the bypass pipe. An electronic cooling device is connected to the bypass pipe on an upstream side of the ion exchanger. The coolant, which is supplied to the ion exchanger, is cooled by the electronic cooling device to a predetermined temperature, so that the ion-exchange resins are prevented from being abnormally heated by the coolant.

An image forming apparatus includes a recording sheet storage unit for storing recording sheets substantially in an upright position, an image forming unit which forms an image on a recording sheet conveyed from the recording sheet storage unit, and a recording sheet receiving unit for storing the recording sheet conveyed from the image forming unit substantially in an upright position. In this image forming apparatus, a paper conveyance passage extends upward from a lower portion of the recording sheet storage unit toward the recording sheet receiving unit. The image forming unit positioned on the paper conveyance passage comprises a fixing device and a developer unit at least including a developer carrier, and the fixing device is arranged above the developer unit. Further, a developer receptacle for storing developer that is supplied to the image forming unit is arranged adjacent to one longitudinal end of the developer carrier.

In the present exhaust purification system of an internal combustion engine, a particulate filter is arranged downstream of an NOx storage / reduction catalyst device and an S trap device is arranged upstream of the NOx storage / reduction catalyst device. A first fuel supplying device for supplying additional fuel for regeneration of the particulate filter to the exhaust system upstream of the S trap device or into the cylinder is provided. An amount of the additional fuel supplied by the first fuel supplying device is controlled to make the S trap device not release SOx. A second fuel supplying device is provided in the exhaust system between the NOx storage / reduction catalyst device and the particulate filter to make up for a deficiency of the additional fuel supplied by the first fuel supplying device in the regeneration treatment of the particulate filter.

The invention relates to the technical field of films, and discloses a seasoning bag raw material film and a production method. The seasoning bag raw material film comprises a base layer, a thermal insulation layer and a dampness-proof layer, wherein the thermal insulation layer and the dampness-proof layer are arranged on the base layer in sequence; the base layer is prepared from the following ingredients in parts by weight: 15-23 parts of polypropylene, 30-42 parts of filling agent, 5-10 parts of antibacterial agent, 2-5 parts of antioxidant and 1-3 parts of preservative. According to the seasoning bag raw material film disclosed by the invention, the problems of poor safety and poor dampness-proof and thermal-insulation effects of a plastic film in the prior art can be solved.

An image forming apparatus includes a recording sheet storage unit for storing recording sheets substantially in an upright position, an image forming unit which forms an image on a recording sheet conveyed from the recording sheet storage unit, and a recording sheet receiving unit for storing the recording sheet conveyed from the image forming unit substantially in an upright position. In this image forming apparatus, a paper conveyance passage for conveying the recording sheet extends upward from a lower portion of the recording sheet storage unit toward the recording sheet receiving unit. The image forming unit positioned on the paper conveyance passage comprises a fixing device and a developer unit at least including a developer carrier, and the fixing device is arranged above the developer unit.

An LED module structure and a light fixture provided with the structure includes a heat releasing casing; an LED package having an LED chip mounted on a base material, a material having both heat conductance and electric insulation property placed between the heat releasing casing and the LED package upon fitting of the LED package to the heat releasing casing, and a plastic fluid or adhesive agent having particles with high heat conductivity. The material has a groove with outside smaller than an outside dimension of the LED package. The groove receives excess plastic fluid or excess adhesive agent on a surface to which the LED package is firmly attached.

There is provided an image forming apparatus utilizing a concurrently transferring and fixing method which improves a transfer efficiency of a toner image from an intermediate transfer member to a transferring and fixing member, allows a stable forming of a high-definition image in a high-speed image forming, and ensures further reduction of power consumption, and prevention of heat deterioration of a photoreceptor, with no upsizing of the apparatus. In an image forming apparatus comprising a toner image baring section, a first intermediate transfer section, a transferring and fixing section, and an electrical field section, a second intermediate transfer section is disposed between the first intermediate transfer section and the transferring and fixing section.

The invention relates to a zinc alloy zipper comprising zipper teeth, a slider and two zipper belts. The two sides, facing each other, of the two zipper belts are each provided with a row of zipper teeth; the two rows of zipper teeth are mutually staggered and engaged. The slider is clamped to the zipper teeth of the sides, facing each other, of the zipper belts. Each zipper tooth comprises a biting portion embedded in the corresponding zipper belt, and an engaging portion used for mutual engagement, wherein the biting portion comprises an upper biting portion and a lower biting portion, which are U-shaped. The problem that large zinc alloy zippers cannot be formed in the prior art is solved, the tensile strength of the zipper is greatly improved and the application range is wider.

The invention relates to a slow-release essence microcapsule and a preparation method thereof. The slow-release essence microcapsule comprises a core material (1), polyacrylate (2) and an emulsifier (3). The emulsifier (3) is carried by the outer wall of the polyacrylate (2). The polyacrylate (2) and the emulsifier (3) form a continuous capsule composite wall and the composite wall wraps the core material (1) so that the coated essence microcapsule is obtained. The core material (1) comprises essence, an organic carrier and initiator residues. The emulsifier (3) is a clathrate compound of cyclodextrin and wax. The polyacrylate (2) is prepared from an acrylate monomer and an initiator through polymerization. A mass ratio of cyclodextrin to wax is 1: (0.1-0.2). A mass ratio of the organic carrier, cyclodextrin, essence, acrylate monomer to initiator is 1: (0.2-0.6): (0.01-1): (0.5-2): (0.004-0.02). The slow-release essence microcapsule effectively improves fragrance endurance and feel comfortableness and has the characteristics of environmental friendliness, no toxicity, good mechanical strength and good heat resistance.