37results about How to "Long life span" patented technology

A material for an organic optoelectronic device including a first compound represented by Chemical Formula A-1 and a second compound represented by Chemical Formula B-1:

wherein, variables R₁-R₈, Ar₁, Ar₂, L₁, L₂, X₂, n₁, and n₂ are described in the specification.

An elongate tubular lighting assembly having a body with a length between spaced first and second ends. The tubular lighting assembly has a source of illumination and first and second connectors respectively at the first and second body ends. The first connector has cooperating first and second parts having first and second surfaces. The first and second connector parts are configured so that the first and second surfaces are placed in confronting relationship to prevent separation of the first and second connector parts with the body in an operative state as an incident of the first connector part moving relative to the second connector part from a position fully separated from the second connector part in a substantially straight path that is transverse to the length of the body into an engaged position.

An electric fireplace heater having an LED flame simulator includes a main body, a light-guide unit, a roller unit, a plurality of LED light sources, and an electric heating device. The main body includes a frame and artificial logs. The light-guide unit is mounted inside of the main body and behind the artificial logs. The roller unit is mounted inside of the main body and behind the light-guide unit. The roller unit includes a rack, and a cylinder provided with patterned apertures and driven to rotate by a motor. One of the LED light sources is disposed under the artificial logs to simulate burning woods and one of the LED light sources is disposed inside of the cylinder. The light emitted by the LED light source passes through the patterned apertures of the cylinder and is projected onto the light-guide unit, thereby presenting images of simulated flames.

A projection display includes three integrator modules which emit red, green, and blue beams, respectively. The integrator modules include at least one compact light source and a glass rod that transforms a light beam emitted from the at least one compact light source so as to have a uniform light intensity and emits a modulated light beam. The glass rod includes an incident portion through which the light beam radiates, and an emission portion through which the light beam is emitted. The incident portion includes a parabolic first reflective surface to collimate the light beam radiating from the at least one compact light source, and the at least one compact light source is located in the vicinity of a focal point of the first reflective surface.

A method and a device for the identification of at least two substances of content of a body fluid, wherein adjacent to a body tissue containing the body fluid, are arranged at least one radiation source and a photo receiver. The radiation source generates radiation of two different wavelengths. The radiation is directed onto the body tissue and the photo receiver receives radiation reflected by the body tissue and/or reduced through the body tissue. At least at times the radiation of a third wavelength is directed onto the body tissue for the identification of a hemoglobin derivate.

A projection display includes one or more reflective optical modulators and one or more illumination units which illuminate the one or more reflective optical modulators. Each of the one or more illumination units includes at least one collimator which includes a first reflective surface that is parabolic and reflects a light beam radiating from a lower portion toward a side portion, at least one compact light source which is located at a vicinity of a focus of the first reflective surface and sequentially radiates light beams toward the first reflective surface, at least one integrator which transforms light beams to have uniform intensities, and a polarization transformer which is located between the collimator and the integrator and transforms a light beam into one of first and second polarized beams.

The invention discloses a method for arresting large-tonnage ships, which is characterized in that at least two fixed piers are arranged above water, at least a constant resistance device is arranged between the two adjacent fixed piers, then an arresting gear with ultimate tension less than or equal to the horizontal strike resistant force of the fixed piers is taken, one end of the constant resistance device is connected with the arresting gear and the other end thereof is connected with the fixed piers, finally a plurality of spaced buoys are arranged between the two adjacent fixed piers and the arresting gear is fixedly connected with the upper parts of the buoys. The method has the following advantages: the large-tonnage ships at higher speed can be effectively arrested, the fixed piers and the arresting gear can be prevented from damage or breakage due to excessive stress, the method ensures the effectiveness of arresting and is suitable for extensively protecting the large-tonnage ships with immense kinetic energy from striking the bridges; in addition, the arresting system used in the method has long life cycle, is convenient to replace and maintain and has relatively low cost, thus being suitable for engineering.

A cleaning device of the present invention includes (i) a blade, which has an edge portion to be pressed against a surface of a photoreceptor, so as to scrape toner and (ii) a brush roller, which has bristle whose ends make contact with the surface of the photoreceptor, so as to supply fine particles of a scraped lubricant agent to the surface of the photoreceptor, the blade having a rebound resilience of 10% to 45% and a Young's modulus of 5 MPa to 11 MPa. With this, even when small-particle toner with no corner is used, it is possible to (a) improve a cleaning property while allowing a photoreceptor to have a long life span and without degrading the original electrophotographic performance of the photoreceptor and (b) charge the photoreceptor uniformly.

An electrical connector (100) includes an insulative housing (1), a pair of contact terminals (2) mounted on the housing, a pair of spring terminals (3) and a pair of retaining contacts (4). The insulative housing defines a receiving space for receiving the contact terminals and spring terminals through a top and bottom wall (10, 11) thereof. Each contact terminal includes a body portion (20), a cantilevered beam (21) and a contact portion (210) interconnecting top portions of body portion and cantilevered beam. The cantilevered beam downwardly and angularly extends from the contact portion. The cantilevered beam has a leading face (211) projecting beyond the top wall of the housing. Each spring terminal is retained between the contact terminal and the retaining contact. A mating electrical connector can upwardly slide along the leading face to electrically connect with the contact terminals by the leading surface.

The invention relates to a river lateral undercurrent exchange measuring device and method. The measuring device comprises a simulation box and a shooting device and is characterized in that a sand layer is laid in the simulation box, a simulated riverway is dug in the upper surface of the sand layer, a water inlet pipe is connected to one end of the simulated riverway and communicated with a water source, a water outlet pipe is connected to the other end of the riverway, the shooting device is used for shooting the migration trajectory, along with water flow, of tracer agent dripped to a bank, and the bank is sand on two sides of the riverway. The river lateral undercurrent exchange measuring device is capable of continuously obtaining high-precision measuring data, cheap to manufacture,simple to operate and long in service life.

The invention provides, among other aspects, compositions and methods for treating, preventing, and diagnosing diseases or conditions associated with an abnormal level or activity of biglycan; diseases or conditions associated with an abnormal level or activity of collagen VI; disorders associated with an unstable cytoplasmic membrane, due, e.g., to an unstable dystrophin associated protein complex (DAPC); and disorders associated with abnormal synapses or neuromuscular junctions, including those resulting from an abnormal MuSK activation or acetylcholine receptor (AChR) aggregation.

The invention discloses a serum-free CHO cell culture medium and a preparation method thereof. By adding such supplement factors with determined chemical ingredients as a variety of amino acids, vitamins, inorganic salts, trace elements, alkaloids, fatty acids and hormone and the like, the culture medium can be used for quickly growing CHO cells under a suspension culture condition without adaptation, the cell density and cell activity can be equal to those of a cell culture with serum, the CHO cell culture requirements can be satisfied and multiple unfavorable factors caused by the use of serum can be effectively avoided, the production cost is reduced and the serum-free CHO cell culture medium can be completely replacing the cell culture with serum to perform large scale culture and production of CHO cells. In addition, due to a powdery storage manner, the product transport risk can be effectively avoided, the transport cost can be reduced and the requirements of performing large scale culture on the CHO cells can be satisfied.

The present invention relates to a label or a business form label combination in which the labels have been created by applying multiple zones or coatings. The zones or coatings can have differing thicknesses, coat weight or may use a variety of adhesives. The label is intended for a variety of different industries such as business, marketing, advertising, retail, wholesale, industrial, personal, and the like and more particularly the label is suitable for use in contaminated or difficult to label applications.

To provide an array management device that changes criterion for judging whether to execute re-redundancy in accordance with configuration type of communication path. An array management device that executes redundancy on storage devices, and controls access to each storage device includes: a judgment unit judging whether access to each storage device has succeeded or failed; a holding unit holding therein configuration type of communication path to each storage device; a derivation unit, for each storage device, deriving a waiting period in accordance with the configuration type, the waiting period being from failure of access to the storage device to start of redundancy; and a redundancy processing unit, when access to a given storage device is judged to have failed, and then access to the given storage device is not judged to have succeeded within the waiting period, executing redundancy on the storage devices other than the given storage device.

The invention discloses a method for preventing and controlling waxberry orchard fruit flies by using housefly pupas to replace fruit fly pupas for breeding parasitic wasps. The method comprises the steps of (1) housefly pupa obtaining and (2) pachycrepoideus vindemmiae breeding. Through the adoption of the technical scheme, pachycrepoideus vindemmiaes bred by the housefly pupas can realize higher control efficiency on the control of fruit flies, so the prevention and control cost is greatly reduced; the pachycrepoideus vindemmiae obtained by the method has the characteristics that the reproductive capacity is obviously higher, the progeny yield is obviously higher, the individual lifetime is obviously longer, the individuals are obviously larger, and the like.

The electronic tag of the present invention is mounted under the door holder on the front and right side of the container and the lock bolt on the electronic tag is inserted into the holes of the container door handle and the door seal turnover panel. The lock cap screws to the lock bolt tightly, so that the lock bolt can not be pulled out from the electronic tag. The electronic tag adopts RFID technique, GPS satellite positing and identifying technique and un-touching approach switch door seal technique. When the lock cap screws onto the lock bolt, the door closing information is recorded; when the lock cap screws out from the lock bolt, the door opening information is recorded. The present invention identifies, reads and writes the freight information, logistics information, door seal information of the container through the electronic tag in an un-touching manner. The electronic tag has large storage volume, long life span, and good security. Besides, the electronic tag also has GPS that can position and identify the position of the container.

The invention relates to a solar cell, in particular to a solar cell packaging method which has efficient water-oxygen isolation capacity and can effectively protect the solar cell so as to remarkably prolong service life of the solar cell. The method includes: adding graphene into epoxy resin, and dispersing the graphene in the epoxy resin to obtain graphene modified epoxy resin; adding a curing agent into the graphene modified epoxy resin for blending to obtain a curable graphene modified epoxy resin composite, if the area of a solar cell device is less than or equal to 2.5cm*2.5cm, adopting an adhesive dropping process; if the area of the solar cell device is more than 2.5cm*2.5cm, taking photovoltaic ultra-clear glass as an upper layer and a photovoltaic back plate as a lower layer, filling a gap between the upper layer and the lower layer with the curable graphene modified epoxy resin composite to enable the solar cell to be wrapped; curing the curable graphene modified epoxy resin composite to complete packaging of the solar cell.

A shower head with rotary bottom cover assembly includes a water passage member with a third inlet and an outlet chamber communicating with each other, a rotator mounted inside the outlet chamber and having a first rotator inlet, a first outlet and a diverting channel, a rotator cover, a bottom cover assembly. The first rotator inlet is mounted inside the third inlet of the water passage member and communicates with a center portion of the diverting channel. The diverting channel has two second outlets formed on two ends thereof and oppositely located. The rotator cover hermetically covers and seals the outlet chamber and has a hole for an outlet hose to be mounted through. A top of the outlet hose is connected with the center portion of the diverting channel. A bottom of the outlet hose engages the bottom cover assembly. The water head is structurally simple and has massaging effect.

The invention relates to a flue ash removal device adopting axial moving type scrapers and an application method of the flue ash removal device. The flue ash removal device comprises a flue pipe which is internally provided with a sleeve; the inner side wall of the sleeve is provided with fan blades which are arranged at intervals in the circumferential direction and used for enabling the sleeve to rotate through wind energy in the flue pipe and move axially in the favorable wind direction; the outer side wall of the sleeve is provided with the ash scrapers in the circumferential direction at intervals; and the flue pipe is further provided with a driving device used for enabling the sleeve to axially travel in the flue pipe against the wind. The flue ash removal device is not only simple in structure, but also can remove ash in a flue in all directions, and is easy and convenient to use.

The invention discloses a pair of pneumatic tongs, which belongs to the technical field of machine tool clamps. The pair of pneumatic tongs comprises a base, an air cylinder, an upper tong body and a lower tong body, wherein the middle part of the upper tong body is hinged with the lower tong body through a pin shaft; and the rear end of the upper tong body is connected with the tail end of a piston rod of the air cylinder through a pin shaft. The pair of pneumatic tongs is characterized in that: an air cylinder cover, an air cylinder drum and an air cylinder base are fastened on the lower tong body through two contour pads by a bolt; two slide columns are strung on the air cylinder cover, the lower tong body and the base; a linear bearing is arranged in a base hole through which the slide columns pass; the tail end of the piston rod is a flat tail; a round waist hole is formed on the flat tail; a roller sleeve is arranged in the round waist hole; and the pin shaft connecting the rearend of the upper tong body and the tail end of the piston rod is sleeved in the roller sleeve. The pair of pneumatic tongs has a reasonable and simple structure, low material waste, low machining cost, good anti-rust function, high sealing effect and long service life and is easy to manufacture. The air cylinder is connected with the lower tong body at a plurality of points; the connection area is large; and the connection strength is high. The pair of pneumatic tongs is strong in overall rigidity; the deformation displacement of a tong tooth part during working is small; and the service lifeis long.

The invention belongs to the technical field of experiment equipment, and especially relates to a flexible detachable whirlpool mixer. The flexible detachable whirlpool mixer comprises a mixer main body and a flexible test tube stand; a shaking platform is arranged on the upper end of the mixer main body; the flexible test tube stand is arranged on the shaking platform; the flexible test tube stand comprises a test tube stand main body; the test tube stand main body is prepared from an elastic material; a vibration frequency modulating device, a timing device, a signal emitting and receiving device, and a controller are arranged in the mixer main body; remote controlling of the controller with the outside world is realized through the signal emitting and receiving device or mobile phone communication; a signal emitting device and corresponding control buttons are arranged on a remote control unit; adopted mobile phones are installed with APPs. The flexible detachable whirlpool mixer suitable for a vertical structure can be used for vibration and vortex large amplitude experiments, is capable of realizing effective vibration mixing when test tubes are maintained at vertical states,and avoiding splashing of reagents caused by vibration; and remote control of the flexible detachable whirlpool mixer can be realized through terminal wireless signals, and operation is convenient.

A switch valve having a long span of life is provided. The switch valve 70 of the present invention has a low-melting-point metal 76 having a surface on which a blocking member contacts, with the low-melting-point metal 76 melted, thereby a closed state appears in which an inner space of the switch valve 70 is split up into an inner space and an outer space of the blocking member 72. When the inner space and the outer space of the blocking member 72 are connected in the inner space of the switch valve 70, outside devices are blocked from each other in the closed state. The outside devices are connected to each other in an opened state in which the lower end of the blocking member 72 is spaced away from the low-melting-point metal 76.

The invention relates to a method for operating an electric or hybrid vehicle with shiftable transmission, in which at least one electric motor is employed for propelling the vehicle. Upon reaching a shift threshold, a shift operation is performed in the transmission of the vehicle, wherein a value specifying the shift threshold is varied depending on at least one parameter. As the at least one parameter, a speed (26, 36) is used, at which a power provided by the at least one electric motor for propelling the vehicle has a maximum (30, 38). Furthermore, the invention relates to an electric or hybrid vehicle.

The invention describes a novel, simple and low-consumption daylight lamp which is characterized in that two ends of a strip-shaped lamp body are provided with plugs; the lamp body is internally provided with a lamp slot; the lamp slot is provided with a PCB (Printed Circuit Board); the PCB is provided with an LED (Light-Emitting Diode) light source; the LED light source is externally provided with a transparent lampshade; a power plug is connected with the plug at one end by virtue of a connecting line. Compared with the prior art, the novel, simple and low-consumption daylight lamp is reduced in energy consumption, convenient to install, concise, prolonged in service life and environment-friendly.