64results about How to "Avoid shorter lifespan" patented technology

A container for a temperature sensitive product, such as a pharmaceutical compound, includes an inner vessel and an outer shell. When the inner vessel is contained in the outer shell, a chamber adapted to receive a phase change material is defined between an inner vessel wall and an outer shell wall. A container may also include multiple chambers defined by multiple walls, with different phase change materials disposed in different chambers. A cap, such as a child-proof cap, may be used to secure the contents of the container.

A flexible display using semiconductor light-emitting devices and a method of fabricating the same are provided. The flexible display includes: a flexible pliable substrate; a display unit with semiconductor light-emitting devices arranged in pixels on the pliable substrate and which produces an image; and first and second circuit layers driving the semiconductor light-emitting devices. The flexible display having the above-mentioned configuration provides flexibility and the semiconductor light-emitting devices offer a high emission efficiency and a long lifespan.

Provided are a novel compound for an organic electronic material and an organic electroluminescent device using the same. The compound for an organic electronic material according to the present invention has high electron transport efficiency, thereby preventing crystallization at the time manufacturing of a device, and allows a layer to be easily formed, thereby improving current characteristics of the device, and thus an OLED device having a lowered driving voltage and improved power efficiency as well as superior luminous efficiency and lifespan characteristics as compared with the existing material can be manufactured.

An AC / DC converter is disclosed. The proposed AC / DC converter generates an output voltage and includes a current ripple eliminator having an input terminal, an energy storage capacitor and an output terminal, wherein the input terminal has an input voltage, the output terminal generates a pure AC component of a voltage feedback signal based on the output voltage, when the input voltage is larger than a first reference voltage, the energy storage capacitor stores a difference between the input voltage and the first reference voltage as an electric energy, otherwise, the energy storage capacitor releases the electric energy to the input voltage, and an operational amplifier operating the AC component and a second reference voltage to determine when the storage capacitor should store or release the electric energy to minimize a ripple of an output power thereof.

A light emitting diode (LED) table lamp including a base, a support arm, a pivot, and a light emitting device is provided. One end of the support arm is connected to the base, and the pivot is provided at the other end of the support arm. The light emitting device includes a lampshade, a LED light assembly provided at the lampshade, and at least a heat pipe. The lampshade is pivotally connected to the support arm by the pivot, and the heat pipe is provided at the LED light assembly. In addition, an end of the heat pipe is tightly fitted with the pivot.

Gasket devices having a crawling arthropod deterring substance for fitting adjacent to connection points to permanent fixture objects on walls, ceilings and floors to interior spaces. The novel gasket devices can be used for protecting gaps and spaces between permanent fixtures such as shower heads, faucets, drainpipes, incoming waterlines into various rooms such as but not limited to bathrooms and / or kitchens, and anywhere these fixtures exist. Additionally, the gasket devices can be used for protecting gaps and spaces between other permanent fixtures such behind plates such as but not limited to electrical sockets, switches, cables, telephone jacks thermostats, and the like. Additionally, the gasket devices can be used behind ventilation vent covers, and the like. Finally, the gasket covers can be used about wall mounted stems of on hanging fixtures such as lights, chandeliers, and ceiling fans, and the like.

The present invention relates to a combination comprising a plurality of cDNAs which are differentially expressed in treated rat liver and in human liver and which may be used in their entirety or in part to diagnose, stage, or treat a liver disorder, to monitor diagnostic and therapeutic applications, to detect metabolic and toxicological responses, and to elucidate drug mechanism of action.

The invention discloses a force-electricity energy converter and an array thereof. The energy converter works in a bending-pressing mode and converts vibration of an environment or energy generated when a human body walks into electric energy by using a piezoelectricity principle. The energy converter of the invention comprises a pair of piezoelectric units and a pair of bow-shaped elastic elements, wherein the piezoelectric units and the elastic elements are fixed by pre-loading devices; and the elastic elements convert a transverse force (or outside vibration) applied by the outside to an elastic strip into longitudinal (axial) pressure which is applied to the piezoelectric units and is amplified in the bending-pressing mode and then the piezoelectric units efficiently generate electricity through the piezoelectric effect. The invention further relates to the array of the force-electricity energy converter. The array is used for converting mechanical energy which is generated when the human body (including other moving vehicles) operates on a plate into the electric energy and outputting the electric energy. The force-electricity energy converter and the array thereof have the advantages of simple structure, low resonant frequency and low manufacturing cost and can guarantee to work for a long term under the high-pressure working condition.

Electronic device comprising audio / video functionalities including: a central processing unit (100) comprising means of storage of audio / video files; a Bluetooth communication controller (200) allowing the wireless communication of audio / video files towards a satellite (20), said communication controller comprising a buffer (210) ensuring the provisional storage of audio / video data received by the central processing unit; characterized in that it comprises means for transmitting a packets burst of audio / video data towards said communication controller; means for ensuring an intermittent deactivation of said central processing unit between two bursts of audio packets in order to reduce the electricity consumption of said central processing unit.

A field emission cathode has a field emitter and an extraction grid, and the field emitter and the extraction grid can be moved relative to one another. Such a field emission cathode is highly durable and exhibits a longer lifespan. An x-ray tube has a field emission cathode composed of a field emitter and an extraction grid that can be moved relative to one another. Such an x-ray tube is highly durable and exhibits a longer lifespan.

The invention discloses a photovoltaic system and a tracking mechanism thereof. The tracking mechanism comprises a stand column, a transmission mechanism and a driver, wherein the driver is fixed on the stand column and is connected with the transmission mechanism; the transmission mechanism comprises a main beam connecting rod, a first supporting rod, a drive connecting rod and a second supporting rod which are sequentially hinged to form a four-rod linkage mechanism; a mounting part used for fixedly mounting a main beam is arranged on the main beam connecting rod; hinge points of the main beam connecting rod and the first and second supporting rods are positioned on both sides of the mounting part separately; and the drive connecting rod is connected with an output end of the driver. The photovoltaic system and the tracking mechanism thereof omit a plastic bearing between the main beam and the stand column, thereby avoiding the influence of short service life and unstable structure of the plastic bearing on the whole set of tracking mechanism; and the photovoltaic system and the tracking mechanism thereof enable a rotating center of the four-rod linkage mechanism to coincide with gravity centers of the main beam and a photovoltaic assembly, thereby avoiding extra torque generated to the main beam by gravity of the main beam and the photovoltaic assembly when the main beam and the photovoltaic assembly rotate.

A cutting tool (1) for widening the diameter of a borehole and method thereof is disclosed. The cutting tool (1) comprises a housing (2) having cavity (10) in which a moveable activation element (6) is arranged. The activation element (6) is moved in an axial direction and is connected to one or more cutting blocks via a mechanical coupling (15). The mechanical coupling (15) transfers the axial movement of the action element into a radial movement of the cutting blocks. An activation unit (24) pushes the activation element (6) towards a stopping position which in turn causes the cutting blocks (11) to move out of the housing. The activation unit (24) further pulls the activation element back towards its starting position which in turn causes the cutting blocks to move back into the housing. The cutting blocks (11) extend into one or more cavities formed in the activation element, thereby increasing the travel-to-expansion ratio. The cutting blocks can be replaced by stabiliser blades (20) which are used to stabilise the drilling in the expanded borehole.

An organic light-emitting diode includes: a first electrode, a light-emitting stack thereon including: a hole transport layer (HTL), a blue light-emitting layer including: a blue host material (BHM), and a blue fluorescent dopant (BFD) material, and an electron transport layer (ETL), and a second electrode on the light-emitting stack, wherein BFD LUMO>BHM, BFD HOMO>BHM, BFD singlet energy<BHM, HTL HOMO>BHM and BFD, HTL HOMO−BFD HOMO≤0.1 eV, the HTL material LUMO>the BHM, HTL LUMO−BHM LUMO≥0.5 eV, HTL LUMO>BFD, ETL LUMO>BHM and BFD, a difference in LUMO between the ETL material and the BFD material≤0.1 eV, and the HTL material, the ETL material, and the BHM have the following triplet energy relationships: T1,BH<T1,HTL and T1,BH<T1,ETL, 2.8<T1,HTL<3.0, and 2.6<T1,ETL<2.8.

An optical semiconductor lighting apparatus includes: a housing; a heat discharge block which is made of a metal and is embedded in the housing; an AC direct-connection module which is made of a metal and is embedded in the housing, the AC direct-connection module including a semiconductor optical device which is driven in an AC direct-connection scheme; and an insulation connector which is provided in the AC direct-connection module and is exposed to an outside of the housing for electrical connection with an external power source.

Disclosed is a high-output lithium secondary battery including: a cathode that includes, as cathode active materials, a first cathode active material represented by Formula 1 below and having a layered structure and a second cathode active material represented by Formula 2 below and having a spinel structure, wherein the amount of the second cathode active material is between 40 and 100 wt % based on the total weight of the cathode active materials; an anode including crystalline graphite having a specific surface area (with respect to capacity) of 0.005 to 0.013 m2 / mAh as an anode active material; and a separator.

The invention discloses a cradle type cable forming machine and a cradle apparatus thereof. The cradle apparatus comprises a pressure-bearing plate provided with a rotary shaft, multiple cradles rotationally arranged on the pressure-bearing plate through the rotary shaft, and a rotation bearing apparatus used for bearing the rotary shaft of the pressure-bearing plate; the cradle apparatus is characterized in that the rotation bearing apparatus comprises bearing supporting assemblies arranged at the two ends of the rotary shaft; each bearing supporting assembly comprises a seat body and a bearing arranged on the seat body; the two ends of the rotary shaft are supported by two bearings respectively; and the cradle apparatus also comprises multiple motor driving apparatuses which are fixed on the pressure-bearing plate and are in transmission connection with the rotary shafts of the respective cradles in a one-to-one correspondence manner. By adoption of the cradle apparatus of the cradle type cable forming machine provided by the invention, the problem of turbulence generated in the operating process of a pressure-bearing plate main shaft is avoided, and the problem of short service life of a transmission part also can be avoided.

The invention relates to a single-stage AC-DC multi-output electrolytic-capacitor-free high-power LED driving power source and a control method. The LED driving power source comprises an input filtercircuit, a bridgeless Boost PFC circuit, a half-bridge LLC resonant circuit and an LED load. The bridgeless Boost PFC circuit and the half-bridge LLC resonant circuit are integrated into a single-stage structure by sharing two switching tubes. A multi-series isolation transformer LLC converter drives the LED load. An LED driving circuit uses a common control strategy with a PFM and PWM variable duty cycle technology. In this control strategy, a power factor is increased, a DC bus voltage is lowered, output voltage ripple is reduced, and the required capacitance of the circuit is e reduced so that a ceramic capacitor with a long service life replaces an electrolytic capacitor to extend the service life of the driving power source. The circuit and the control strategy of the present invention have high efficiency, a high power factor, less components, low cost, low DC bus voltage, and no electrolytic capacitor.

A transformable teething toy comprising a first hub and a second hub. Resilient flexible rods connect the first hub to the second hub such that the inner surfaces of the first and second hubs are oriented to face towards each other. The teething toy is further transformable between an open position and a closed position. In the open position, the first and second hubs are spaced apart from each other by the resilient flexible rods to form an expanded structure. In the closed position, the resilient flexible rods are bent such that the expanded structure is collapsed and the inner surfaces of the first and second hubs are releasably engaged with each other.

Disclosed is an additive for nonaqueous electrolyte solutions, including a first compound represented by the formula (1), and at least one second compound selected from the group consisting of an ethylene carbonate compound, a vinyl ethylene carbonate compound, a cyclic sulfonic acid ester compound, and a cyclic disulfonic acid ester compound,in the formula (1), X represents a sulfonyl group or a carbonyl group, and R1 represents an alkyl group having 1 to 4 carbon atoms and optionally substituted with a halogen atom or the like.

Disclosed is an organic light-emitting diode device including: a first electrode; a second electrode disposed opposite to the first electrode; m light-emitting units (where m is an integer of 2 or more) disposed between the first electrode and the second electrode, and including at least one light-emitting layer; and m-1 charge generation layers each interposed between two adjacent light-emitting units of the m light-emitting units; wherein at least one of the m-1 charge generation layers includes a compound for a charge generation layer, which includes a boron-containing compound bonded to a metal halide by a one-electron sigma bond.

The invention provides an Ag-MnO2 / AC composite formaldehyde removal material, a preparation method thereof, a formaldehyde removal module and air purification equipment. The preparation method comprises the following steps: S1, mixing a potassium permanganate solution and porous carbon for a first preset time to obtain a first composite system; S2, mixing the first composite system with an Ag < +>-containing solution for a second preset time to obtain a second composite system; S3, carrying out solid-liquid separation on the second composite system to obtain a solid isolate and a separation liquid; and step S4, drying the solid isolate at the temperature of 60-100 DEG C to obtain the Ag-MnO2 / AC composite formaldehyde removal material. A method of loading manganese oxide on porous carbon and then loading silver is adopted so that the three aldehyde removal materials are effectively compounded. The formed formaldehyde removal material utilizes activated carbon to adsorb formaldehyde, manganese oxide and nano-silver to catalyze and oxidize formaldehyde to form carbon dioxide and water so that the service life is prolonged, and the problem of generation of toxic substances is avoided.

A rechargeable battery is introduced, and an exemplary embodiment of the present invention provides a rechargeable battery including: an electrode assembly configured to charge and discharge a current; a case accommodating the electrode assembly therein; a cap plate configured to seal an opening of the case; an electrode terminal electrically connected to the electrode assembly and externally drawn out through the cap plate; a first valve assembly installed in an electrolyte injection opening of the cap plate to open and close the electrolyte injection opening; a gas removal opening formed in the cap plate to remove a gas; and a second valve assembly installed in the gas removal opening to open and close the gas removal opening.

The invention discloses a force-electricity energy converter and an array thereof. The energy converter works in a bending-pressing mode and converts vibration of an environment or energy generated when a human body walks into electric energy by using a piezoelectricity principle. The energy converter of the invention comprises a pair of piezoelectric units and a pair of bow-shaped elastic elements, wherein the piezoelectric units and the elastic elements are fixed by pre-loading devices; and the elastic elements convert a transverse force (or outside vibration) applied by the outside to an elastic strip into longitudinal (axial) pressure which is applied to the piezoelectric units and is amplified in the bending-pressing mode and then the piezoelectric units efficiently generate electricity through the piezoelectric effect. The invention further relates to the array of the force-electricity energy converter. The array is used for converting mechanical energy which is generated when the human body (including other moving vehicles) operates on a plate into the electric energy and outputting the electric energy. The force-electricity energy converter and the array thereof have the advantages of simple structure, low resonant frequency and low manufacturing cost and can guarantee to work for a long term under the high-pressure working condition.

A cathode material includes a cathode active material; and a carbon material of secondary particles including a plurality of primary particles, where the carbon material of the secondary particles has an average chain length that is equal to or less than 50 primary particles coupled to each other. A cathode includes the cathode material and a current collector. A lithium battery includes the cathode.

The present invention provides a fabricating method of a lithium electrode, a lithium electrode, and a lithium secondary battery including the same, the fabricating method including: a) forming an active material layer on one surface or active material layers on both surfaces of a current collector; b) forming a conductive fiber structure layer in a frame form on a surface of the active material layer; and c) pressing the current collector on which the conductive fiber structure layer in a frame form is formed. Since breakage of the active materials caused by pressing is prevented by the conductive fiber structure layer in a frame form, the present invention provides a lithium electrode capable of maintaining electronic conductivity between active material particles and having a long lifespan and high-rate charge and discharge characteristics.

A cold cathode illumination apparatus applied with an alternative current includes a tube, at least one electrical connection element, a voltage transforming element, a cold cathode fluorescent lamp (CCFL) and a strip element. At least one part of the tube is light-permeable. The electrical connection element is disposed at one end of the tube. The voltage transforming element is disposed in the tube and electrically connected with the electrical connection element. The CCFL is disposed in the tube and electrically connected with the voltage transforming element. The strip element is disposed along and in the tube. The CCFL is connected with the strip element. The strip element has a reflective surface above which the CCFL is disposed.

An object of the present invention is to provide an organic EL element that has (1) high light emission efficiency and high power efficiency, (2) a low light-emission start voltage, (3) a low actual driving voltage, and (4) an especially long lifespan. According to the present invention, provided is an organic electroluminescent element, or organic EL element, having at least an anode, a hole injection layer, a first hole transport layer, a second hole transport layer, a light emitting layer, an electron transport layer, and a cathode, in this order, wherein the second hole transport layer contains an arylamine compound represented by the general formula (1) below, and the electron transport layer contains a pyrimidine derivative represented by the general formula (2) below. Note that A in the general formula (2) represents a monovalent group represented by the structural formula (3) below.

A split type downlight apparatus includes a lamp cap, a driving component, a light body assembly, a spring and an electrical connector. The light body assembly includes a light shell and a light assembly fixed in the light shell. One end of the electrical connector electrically connects to the driving component. The other end of the electrical connector electrically connects to the light assembly. Two ends of the spring are hooked in the bottom of the driving housing and the top of the light shell respectively. The driving housing connects to the light shell through the spring. The driving board and the light assembly are separated.

A novel composite electrode material and a method for manufacturing the same, a composite electrode containing said composite electrode material, and a Li-based battery comprising said composite electrode are disclosed. Herein, the composite electrode material of the present invention comprises: a core, wherein a material of the core is at least one selected from the group consisting of Sn, Sb, Si, Ge, C, and compounds thereof; and a carbon nanotube or a carbon fiber, wherein the carbon nanotube or the carbon fiber grows on a surface including a surface of the core.