856results about How to "Easy to maintain" patented technology

The invention relates to a cassette holder assembly for holding a cassette for storing at least one semiconductor material substrate in an interior space accessible from a front end of the cassette. The cassette holder assembly may have a base plate for receiving the cassette. Two holding members supported by the base plate may be positioning the cassette on the plate in the assembly. The holding members may be substantially identical to each other.

A tripod type constant-velocity joint includes an outer ring formed with three axially extending track grooves circumferentially spaced apart from each other by 120 degrees. Each track groove has a pair of opposed, axially extending side faces. A tripod member is inserted in the outer ring. The tripod member includes three protrusions each slidably received in one of the track grooves and having a pair of circumferentially curved side faces each opposing one of the pair of side faces of each track groove. Torque is thus transmitted between the outer ring and the tripod member. At least the protrusions of the tripod member are formed of a synthetic resin.

A plasma display panel and its driving method are provided, which is capable of improving high speed performance and reducing the necessary voltage for a selective discharge for switching a discharge cell and preferably of suppressing a brightness in a black display and making it easy to modulate the minimum brightness for improving the quality of image. A scanning pulse voltage and a high-level data pulse voltage are so set that even if a data pulse of a discharge cell is low level or this discharge cell is non-selected, then in this non-selected discharge cell, a weak discharge 501 is generated between a low resistive wiring 111b and a stepped portion 203 over a data electrode 210 which are overlapped each other, and if a data pulse of a discharge cell is high level or this discharge cell is selected, then the weak discharge 501 is generated immediately after application of the data pulse before this discharge expends to a position under a transparent electrode 111a, whereby the weak discharge 501 becomes a discharge 502.

A method of steering a watercraft propulsion device mounted to a transom plate and having a steering drive unit which allows the watercraft propulsion device to rotationally move about a swivel shaft. The method can include calculating a steering parameter for the steering drive unit in accordance with the degree of operator's steering wheel displacement, and operating the steering drive unit based on the calculated control physical quantity, in which the control physical quantity can be selected from a plurality of preset control physical quantities.

The invention discloses a wireless-transmission-based unmanned aerial vehicle platform for power line inspection. The unmanned aerial vehicle platform comprises an unmanned aerial vehicle-borne control platform and a ground station control platform, wherein the unmanned aerial vehicle-borne control platform is used for conducting power line inspection, the data of a power line and a tower is acquired through a visible-light camera, an infrared imager and an ultraviolet imager, the acquired data information is stored in real time and the stored data information is sent to the field control platform through a wireless transmission module A; and the ground station control platform is used for storing the received data information and transmitting the data information to a real-time monitoring module for image display. The wireless-transmission-based unmanned aerial vehicle platform for power line inspection has complete functional facilities and is used for inspecting comprehensively and accurately and is high in efficiency and security.

The invention discloses a multi-head numerical control drilling machine, which comprises a base, a tool changing mechanism, a drill bit mechanism and a feeding mechanism, wherein the base is provided with a workbench, an upright post is fixedly arranged on the base, and the top of the upright post is provided with the tool changing mechanism; a supporting frame is fixedly arranged on the base; the drill bit mechanism is arranged on the supporting frame, the drill bit mechanism is connected with the feeding mechanism, and the feeding mechanism drives a main shaft sleeve of the drill bit mechanism to move along the vertical direction so that a pneumatic clamp arranged on the main shaft sleeve can move along the vertical direction; and the control ends of the tool changing mechanism, the drill bit mechanism and the feeding mechanism are connected with the signal output end of a numerical control system. The tool changing mechanism, the drill bit mechanism and the feeding mechanism are mutually independent, so the drilling machine has clear and compact structure and is easy to maintain; and the mechanisms are controlled uniformly by the numerical control system so as to increase the operation flexibility, improve the production efficiency and reduce the cost. The drilling machine can be widely applied in the machining field.

A photon count-based radiation imaging system. The invention also relates to a method of implementing X-ray imaging in said system, and to key apparatus of said system. In the system, an x-ray source directs x-rays at a sample on a scanning platform. When the x-rays pass through said sample, photons carrying information about characteristics of the material at various spatial positions are produced. A photon count detector counts the photons on an imaging plane, obtains incident photon projection data and energy data, and transmits same to a 3D reconstruction system. The 3D reconstruction system reconstructs, on the basis of said projection data and energy data, the 3D structure and the matter composition inside the sample, then performs digital dyeing on the component parts of the sample, thereby differentiating the matter composition of the sample.

The invention discloses a line laser weld joint automatic tracking system for a six-axis industrial robot. The system comprises the six-axis industrial robot, a welding gun, a line laser visual sensor, a worktable, welding corollary equipment, an embedded industrial controller, a Beckhoff module and a control cabinet. The invention also discloses a line laser weld joint automatic tracking method for the six-axis industrial robot. The method comprises the following steps: S1, before welding, collecting an image by a line laser visual sensor and sending the image to the embedded industrial controller for characteristic extraction to obtain an initial weld joint characteristic point and an adjacent region; S2, after welding is started, continuously collecting each frame of the image and sending the same to the embedded industrial controller for continuous convolution operation tracking algorithm to determine the position of the weld joint characteristic point in the image, and updating parameters of a filter with a novel sample; and S3, sending a deviation value obtained to the six-axis industrial robot in real time to automatically track the weld joint of the six-axis industrial robot.

A rotor mounting boom assembly includes a rotor mounting boom releasably attachable to a wing of the personal aircraft, one or more vertical lift rotors, and one or more rotor controller assemblies. Controller assemblies for each rotor are positioned on the rotor mounting booms such that downwash from the rotor causes increased airflow across the controller assembly to cool the controller assembly components. A rotor controller enclosure includes an air inlet and an air outlet to allow airflow through the enclosure to cool the controller components. The air inlet is positioned relative to the path of the rotor blades such that the downwash from the rotor that flows into the air inlet is maximized. The structure of the enclosure includes features for increasing the airflow through the enclosure.

Method of positioning blind coverage regions in an indoor wireless network. The method comprises the following steps: constructing an indoor and outdoor combined three-dimensional spatial structural model of a target scene; recording and storing information of wireless access equipment which can be received by the target scene, both from the indoor wireless network and from an outdoor (e.g., cellular) network with overlapping coverage; establishing a wireless fingerprint database of the target building covering both the indoor and the outdoor wireless networks; when loss of coverage is detected, the UE handing over to the outdoor network to transmit a measurement report from which the outdoor network can derive the UE's position (e.g., through triangulation); deriving the UE's position in the indoor area by superimposing the obtained information on the fingerprinting database (by analyzing only those cell-Id's that appear on the MR) and interpolating the result (mean square error); if the obtained position is covered by the fingerprinting database (i.e., it is in the indoor area), determining that the position corresponds to a blind coverage area inside the indoor wireless area; otherwise, assuming that the UE has left the building and a normal handover has taken place.

The invention discloses a heald selecting device for a solenoid valve of an electronic jacquard, which consists essentially of seven pieces of central brackets, two pieces of side brackets, modular solenoid valves, needle selecting hooks, offsetting springs, bidirectional moving hooks, a pulley module, a heald twine hanging cable and a quick coupling, wherein, the modular solenoid valves are arranged among the seven pieces of central brackets as well as between the central brackets and the side brackets; two sides of each modular solenoid valve are provided with a pair of needle selecting hooks, and a pair of offsetting springs and a pair of bidirectional moving hooks are arranged under each modular solenoid valve; and the bidirectional moving hooks, the pulley module, the heald twine hanging cable and the quick coupling are sequentially connected. The heald selecting device for the solenoid valve of the electronic jacquard has small electric power, correct and stable heald selecting and convenient maintenance.

The disclosed invention is a fixed bed ion exchange water purification system. It employs a combination of electronically controlled process steps and specific systems configurations to duplicate the effects of moving resin beds from one operating position to another as is required in moving bed ion exchange water purification systems. The invention combines features of single fixed bed ion exchange systems with those of a moving bed system. The invention applies to the treatment of water having typical industrial and drinking water concentrations of various ions.

A detachable lamp holder (1) of a LED lamp has a cover-shaped shell (11) matched with a LED tube (2). The bottom of the cover-shaped shell (11) is provided with pins (12) connecting to the power supply and LED light sources. The cover-shaped shell (11) comprises a hollow sleeve (116) and a hollow sleeve cover (111) being detachably connected, and a base (113) coaxially disposed between the sleeve (116) and the sleeve cover (111). The base (113) forms the bottom part of the cover-shaped shell (11), and the pins (12) are fixed to the base (113). When the LED lamp is partially damaged and needs to be maintained or replaced, the sleeve cover (111) as a part of the lamp holder is screwed off, and the lamp holder and the PCB in the lamp tube can be taken off, thus realizing easy maintenance and replacement.

The invention relates to an installation, in particular a vacuum processing installation for processing a substrate (130), in particular a semiconductor wafer, comprising a processing station. Said installation comprises a frame (110), to which is clamped a carrier (120), for holding and / or transporting the substrate (130), whereby the latter (130) can be fastened by its entire surface to said carrier (120). The processing station preferably comprises a chuck electrode (140) with a flat outer surface (141) and the carrier (120) can be positioned parallel and adjacent to said outer surface (141) of the chuck electrode (140). The carrier is composed in particular of a non-conductive dielectric material and is provided on one side with a conductive layer (122), in such a way that the chuck electrode (140) and the carrier (120) form an electrostatic chuck.

The invention relates to a full-hydraulic electric fork lifter, which comprises lifter body, double oil tank, motor variable displacement pump connected with motor, multiway valve, steering device, inclined lifting device and walking-driving device. It is characterized by that the said motor is single one, and said multiway valve comprise incline valve, lifting valve, walking valve and control valve, said four valves are connected into one body by a connecting component, said multiway valve is equipped with a main oil hole communicated with the said four valves and two brach oil holes, and between said two branch oil holes and variable displacement pump a precedence valve is set to implement single motor driving, hydraulic speed regulation.

The invention relates to a distribution method for a lower slice of a close distance coal seam group and a low slice structure. The layout method for the lower slice of the close distance coal seam group comprises the step that two roadways of one working surface are tunneled and limited at the positions, corresponding to the positions under every two adjacent mined-out areas in an upper slice of the close distance coal seam group, of the lower slice respectively. The roadways of one working surface are limited in the lower slice structure of the close distance coal seam group and located at the positions under every two adjacent mined-out areas in the upper slice of the close distance coal seam group respectively. According to the layout method and the lower slice structure, an upper-slice coal pillar arranged between every two adjacent mined-out areas is made to be located over the corresponding working surface, and a lower-slice coal limited by every two roadways in two adjacent working surfaces and the two roadways are located under the same mined-out area. Accordingly, the roadways in the lower slice are flexible in distribution, small in supporting difficulty, easy to maintain and high in mining rate.

A carbonation system is disclosed that effectively controls the treatment of fruits and vegetables with CO2 gas, providing enhanced flavor to fruits and vegetables. One embodiment of the invention uses a microprocessor to preferably monitor and control the pressure, temperature and gas flow within a sealable enclosure to effectively control the carbonation of fruits and vegetables. Another embodiment consists of a combination carbonation system and cooler that effectively controls the carbonation of fruits and vegetables by including pressure relief devices and an insulation cover. The insulation cover has apertures that provide for the distribution of CO2. A third embodiment is disclosed that also consists of a combination carbonation system and cooler. This third embodiment controls carbonation by including, among other features, feedback mechanisms and a pressure relief device. A method of using the first embodiment is also provided.

The invention relates to a chip type electronic element appearance inspection machine in the field of electronic element manufacturing and inspection. The chip type electronic element appearance inspection machine comprises a feed mechanism, a transparent turntable conveying mechanism, six sets of inspection mechanisms, a sorting mechanism and a control system; the feed mechanism comprises a disk feeder and a straight feeder; the transparent turntable conveying mechanism comprises a glass disk; each inspection mechanism comprises an inspection unit, a CCD (Charge Coupled Device) camera unit, LED (light-emitting diode) illumination units and a focusing unit, and the six sets of inspection mechanisms are arranged over, under and on the edge of the transparent glass disk; and the sorting mechanism comprises a high-speed electromagnetic valve, an acceptable product bin, an unaccepted product bin and a reinspection bin. Since the glass disk is used by the chip type electronic element appearance inspection machine, the six sides of an electronic element can be inspected at high speed; since the sorting mechanism is used, the chip type electronic element appearance inspection machine has a simple structure, and is convenient to maintain; because the inspection mechanisms can directly shoot the six sides of the electronic element and transmit information, the chip type electronic element appearance inspection machine can be adapted to high-speed inspection operation; and manual operation is replaced, the inspection quality is stable, and the cost is low.

The invention relates to a light switcher used to test multi-light-port device, wherein it is arranged between one error bit tester and one tested multi-light-port device; it comprises one main controller and a light switch array unit; said main controller comprises a processor, a communication interface, a driving circuit and a programmable logic unit; the main controller is used to communicate between the light switch and the error bit tester, to arranged the light switch of light switch array unit; said light switch array unit has several light switches, whose setting is controlled by the main processor uses driving circuit to set the control pin of each light switch. The invention can be connected to extender, to improve the testing efficiency, with simple operation and low cost.

The invention discloses an electrical control cabinet. The invention belongs to the technical field of electrical equipment, the cabinet comprises a control cabinet, a shock absorption and bumping prevention mechanism, a dehumidification and water absorption mechanism and a dust prevention and accumulation mechanism, two opening and closing doors hinged to the control cabinet are arranged on the front portion of the control cabinet, a rain-proof shed and an observation window are arranged on the top of the control cabinet, an extension frame is arranged on the rain-proof shed, an illuminatinglamp is arranged on the extension frame, the shock absorption and bumping prevention mechanism comprises a base and a shock absorption assembly, four self-locking universal wheels are arranged at thebottom of the base, and four supporting columns are arranged on the top of the base. The electrical control cabinet has the beneficial effects that the damping and anti-bumping effects on the controlcabinet can be achieved through the damping and anti-bumping mechanism, electrical elements in the electrical control cabinet are prevented from being damaged due to bumping, and the safety of the control cabinet is improved; and dust adhering to the dustproof net can be removed through the dustproof dust accumulation mechanism, and falling dust can be collected in a centralized mode under the action of the dust collection assembly.

The invention discloses a vehicular power maintenance system with a maintenance tool box. The vehicular power maintenance system with the maintenance tool box comprises a vehicle main body, a lifting device and a maintenance bracket, wherein the lifting device is arranged on the vehicle main body; the maintenance bracket is arranged in a hoisting device; the ends of a lifting platform are provided with movable plates which can be opened; the movable plates are arranged adjacent to a working opening; the movable plates form a maintenance muzzle bell which is communicated with the working opening after being opened; the vehicle main body is also provided with the maintenance tool box; the maintenance tool box comprises a box body; one side of the box body is provided with a cabinet door; a plurality of compartments and drawers, which are formed by baffle plates, are arranged in the box body; cameras are arranged in the compartments and the drawers; the cabinet door is provided with a door panel; the baffle plates are also provided with rotary display screen assemblies connected with the cameras.

A novel data processing apparatus makes adding, deleting, and changing of modification rules easy. This data processing apparatus includes an output destination type determining unit 302 that determines type of output destination determined by an output destination determining unit using categorizing information, modification processing units 306a-306c that execute modifying processes different from each other on content of image data, a Plug-in Factory 304 that determines the modifying process by referring to the determined type and content of modifying process set for each categorized type and generates modification processing units 306a-306c that execute the determined modifying processes, and a print commanding unit that requests modification processing units 306a-306c to execute the modifying process, generates output data from the modified image data, and sends the output data to the determined output destination. The content of the categorizing information and modifying process can be customized, and modification processing units can be added or deleted.

The invention discloses a mobile and lifting intelligent power distribution cabinet, comprising a base, a cabinet body, a bracket, a flashing head cove and a pulley, wherein the base comprises a rotating plate, an inner sleeve, an outer sleeve, a bottom disk and a limiting screw rod; the cabinet body comprises a main cabinet body, cabinet side plates and a cabinet door; the cabinet side plate on the left side of the main cabinet body is sequentially provided with a first vent hole, a temperature sensor and a temperature sensor from top to bottom; the cabinet side plate on the right side of the main cabinet body is sequentially provided with a pressure gauge and a smoke sensor from top to bottom; the cabinet door is sequentially provided with a hook, a glass window and a second vent hole from top to bottom; and the bracket is provided with an LED lamp, a cooling device, a controller and a dry powder tank. The mobile lifting intelligent power distribution cabinet is mobile and lifting; the cabinet side plats can be dismantled; the temperature in the power distribution cabinet is detected and controlled; the cooling device is used for cooling; accumulation of dust is reduced; the equipment can stably run for a period of time; the service life is prolonged; the dry powder tank and the smoke sensor are arranged in the mobile lifting intelligent power distribution cabinet, so that fire behaviors are prevented; and the intelligent power distribution cabinet is safe and reliable.

The invention relates to a spinning technology of a semi continuous high speed spinning machine, belongs to the technical field of semi continuous spinning machine spinning, and comprises the steps of glue supplying, filament forming, spinning and winding, wherein the spinning is accomplished by a spinning device which comprises one or more spinning rollers arranged on an operating surface corresponding to the spinning surface, the filament winds around the spinning roller, the drafting, solidification and deacidification of the spinning step are accomplished under the rotation of the spinning roller. According to the spinning technology provided by the invention, the problems that the spinning speed can not be accelerated and dual attention to the working efficiency and the product quality cannot be given, caused by the insufficiency reaction of the semi continuous high speed spinning machine filament, are solved, the changing of the spinning roller distribution direction enables the spinning machine to accelerate spinning speed and reserve the structure of other parts of the conventional device, the filament to walk farther, and the reaction of the filament and the acid bath to be more efficient, both the working efficiency and the product quality are considered.

A mounting frame includes a cell enclosure and a retention arrangement. The cell enclosure comprises a first boundary frame including four first boundary legs and a second boundary frame including four second boundary legs extending to align with the four first boundary legs respectively to form a box-shaped structure for fittingly framing a fuel cell stack. The retention arrangement includes four pairs of first and second coupling members provided at free ends of the four first boundary legs and the four boundary legs respectively, and four affixing elements arranged when the four first boundary legs are aligned with the second boundary legs to overlap the first and second coupling members, the affixing element is detachably connected the first and second coupling members so as to securely lock up the first boundary frame with the second boundary frame for retaining the fuel cell stack therewithin.

An embodiment of the invention discloses a detecting method and device for a call center. The method includes: receiving a call strategy set by a user, wherein the call strategy includes a call number and call time corresponding the call number; calling the call center corresponding to the call number at the call time; detecting whether the calling state of the call state is communicated or not, if so, acquiring the voice played by the call center and generating a voice playing file; performing matching analysis on the voice playing file and a local voice file to generate a voice analyzing record, and saving the voice analyzing record into a state table, wherein the state table is used for allowing the call center to perform testing. By the method, a server can automatically call and test the call center, and the problem that the call center is high in testing task load and high in testing task complexity is solved.