72results about How to "Zoom in" patented technology

The invention relates to a retractable folding quad rotor which comprises a central supporting mechanism and four sets of propeller mechanisms. The improvement of the retractable folding quad rotor is as follows: the four sets of propeller mechanisms are four sets of retractable propeller mechanisms with identical structures; each set of retractable propeller mechanism comprises a bevel pinion, a telescopic rod, a propeller, a motor and a lifting arm mechanism, and also comprises a large conical gear and a servo motor; the servo motor, the large conical gear and the four bevel pinions form driving mechanisms of telescopic rods of the four sets of propeller mechanisms; and under the drive of the servo motor, the four bevel pinions respectively and simultaneously drive the four telescopic rods to realize outward retraction or inward retraction by virtue of screw drive of the screw rods. According to the improvement, four sets of folding mechanisms are arranged, wherein each set of folding mechanism drives each set of telescopic propeller mechanism to fold or unfold. According to the quad rotor, the telescopic mechanisms and the folding mechanisms are additionally arranged, so that the four-rotor body is greatly retracted; and compared with the conventional product, the retractable folding quad rotor disclosed by the invention has the advantages that the size of the quad rotor is effectively reduced, and the quad rotor is convenient to carry.

The invention provides a double electromagnet driving micro flapping wing aircraft which comprises a driving mechanism, a transmission mechanism and wing mechanisms, wherein the driving mechanism consisting of a permanent magnet and two groups of coils drives the connecting rod type transmission mechanism connected by two sets of flexible hinges; the wing mechanisms are installed and fixed on both sides of the transmission mechanism through dovetail grooves, and flap happens along with rotation of a connecting rod at the output end of the transmission mechanism so as to generate lift required by motion of the aircraft. The aircraft provided by the invention has two groups of coils which respectively drive the two wings, and various turning movements and multi-directional linear flight of the aircraft can be realized by respectively adjusting the flapping rule of the two wings.

The invention relates to an airport runway foreign object damage detection system which comprises a terminal and at least one light emitting device and at least one camera device connected to the terminal. Each light emitting device is arranged at one side of a runway and is used for emitting near infrared light to illuminate the runway to generate light spots, and a projection of a foreign object is generated when the foreign object exists on the runway covered by the light spots. Each camera device is arranged at the other side of the runway and is used for shooting the light spots on the runway to obtain an image of the light spots. The terminal is used for processing the image, obtaining position information of the foreign object when the projection of the foreign object in the image is detected, and carrying out alarming. The invention provides the airport runway foreign object damage detection system, the identification of a micro foreign object is facilitated, the sensitivity of monitoring is improved, the automatic identification of FOD is realized, problems of low accuracy and low efficiency of artificial identification of FOD are avoided, and the projection of the foreign object can be quickly and accurately captured even under a strong sunlight background or in a condition of low visibility and water or oil on the runway.

The invention discloses a stroke amplifying device for a workbench of a printing machine. The stoke amplifying device for the workbench of the printing machine is characterized in that the stroke amplifying device comprises a base, a hinge lug, a slideway, a lower rack, a crank, the workbench and an upper rack; the base is used for fixing a stroke amplifying device body for the workbench of the printing machine; the hinge lug is arranged at one end of the base and used for connecting the base with the crank; the slideway is fixed to the other end of the base; the lower rack is arranged in the slideway and can slide back and forth in the slideway; one end of the crank is hinged to the hinge lug, and the other end of the crank is connected with a connecting rod; the connecting rod is hinged to the center of a first driving gear, and the first driving gear and a second driving gear are connected through the connecting rod; the workbench is located above the stroke amplifying device body for the workbench of the printing machine and used for various kinds of printing operation; the upper rack is fixed below the workbench. The stoke amplifying device for the workbench of the printing machine is simple in structure, all adopted components are standard pieces, production, application and popularization are easy, and the transformation potential is great.

A wafer clamping device utilizing spring tensioning force feedback and motor driving force feedback comprises a base, a front clamp and a rear clamp, wherein the front clamp and the rear clamp are arranged on the base and used for clamping wafers, a driving mechanism used for controlling the front clamp and the rear clamp to move is further arranged on the base, the driving mechanism is composed of a front clamp connecting mechanism, a rear clamp connecting mechanism and a power source, the power source comprises a transmission belt, a driving unit and a driving unit support, the driving unit is placed on the base through the driving unit support, the transmission belt is meshed with the driving unit and reciprocates leftwards and rightwards alternately under the driving of the driving unit, one end of the transmission belt is connected with the front clamp through a rear spring tensioning mechanism, and the other end of the transmission belt is connected with the rear clamp through a front spring tensioning mechanism. The device effectively solves the problem of a vacuum absorption type clamping device that wafer transmission pollution can be caused due to the contact between the vacuum absorption type clamping device and the back sides of wafers, water clamping reliability is guaranteed, and cross contamination between wafers is avoided.

The invention provides an information processing apparatus, an information processing method and a program, and provides logic for formatting electronic content according to the apparatus and the method. In one implementation, the apparatus of the invention includes a generation unit configured to generate a signal for displaying content to a user on a display screen, and a receiving unit configured to receive information associated with a selection by the user of the displayed content. An identification unit is configured to identify a content element corresponding to the displayed content selection, based on at least the received information, and a formatting unit is configured to format the identified content element by applying a formatting structure to the identified content element. The generation unit generates a signal for displaying the formatted content element on the display screen.

The invention relates to a mechanical opening parallel mechanism with a sector gate for quantitative loading of a skip. Right and left transfer connection rods of the mechanical opening parallel mechanism are distributed on the right and left sides of a slide block; one end of each of the two transfer connection rods is articulated with the slide block; one end of a left magnifying connection rod is articulated with an intermediate left support; the other end of the left transfer connection rod is articulated with the intermediate left support; one end of a right magnifying connection rod is articulated with an intermediate right support; the other end of the right transfer connection rod is articulated with the intermediate right support; one end of a left opening connection rod is articulated with the other end of the left magnifying connection rod; one end of a right opening connection rod is articulated with the other end of the right magnifying connection rod; the other ends of the right and left opening connection rods are articulated with arc sides of a right sector side plate and a left sector side plate respectively; and a left support and a right support are arranged on outer side faces of the left sector side plate and the right sector side plate respectively, and articulated with parts near circle centers of the left sector side plate and the right sector side plate respectively. The working performance is excellent; the opening is stable; the falling back is rapid; and the maintenance is easy.

The present invention belongs to a mobile communication terminal field and provides an extension type mobile communication terminal for a display part. The characteristic of the mobile communication terminal is including the following parts: a casing with a display window; a first display board fixed in said casing and displaying through said display window; a second display board moving between the first position shuted out by the first display board and the second position parallel with said first display board and able to slide in or out of said casing. In the present invention, the mobile communication terminal can extend the display part of the mobile communication terminal through two parallel display boards and can output amplified static image and dynamic image shot by a camera, thus, said function is very useful for the moblie communication terminals having a camera function, a dynamic image game function or a broadcasting function.

The invention provides a real-time high-dynamic imaging method and imaging system, and solves the problems that an existing dynamic range extension method cannot meet the application occasions with high real-time requirements and small time delay, calculation results have large errors, and high-dynamic images are blurred. The method comprises the following steps: 1, enabling an image detector to output high-gain and low-gain image data; 2, performing Gray code-binary code conversion on the high-gain image data and the low-gain image data; 3, obtaining weights of the high-gain image and the low-gain image; 4, fusing the high dynamic range images; 5, performing high dynamic range image mapping; 6, storing the mapped high dynamic range image data in a cache unit; 7, reading cache unit data, and packaging and encoding the mapped high dynamic range image data; and 8, sending the packaged and encoded image data to an output unit for outputting.

The invention is suitable for the technical field of audio processing, and provides an audio processing device and an audio processing method for a multimedia device. The audio processing device comprises an audio signal input module, an amplification control module and an output module, wherein the audio signal input module is used for processing received audio signals; the amplification controlmodule is used for amplifying the audio signals, an amplification coefficient x is adopted to amplify the audio signals representing live broadcast sound, and an amplification coefficient y is adopted to amplify the audio signals representing background sound, wherein the amplification coefficient x is smaller than the amplification coefficient y; and the output module is used for receiving the audio signals output by the amplification control module and converting the audio signals into sound to be output. The technical scheme provided by the invention enables the live broadcast sound in theaudio signals to obtain a smaller amplification coefficient and enables the background sound to obtain a bigger amplification coefficient, thereby lowering the live broadcast sound and raising the background sound to better satisfy the requirements of users.

The invention discloses a rocking pneumatic impact machine, and belongs to the coal washing and dressing industry. The rocking pneumatic impact machine is used with an arc-shaped classifying screen and comprises an electric control portion, an actuation cylinder, a rocker arm and the like. The rocker arm is a self-balanced rocker arm with symmetric equal armed levers and comprises impact head assemblies, impact rods and a rocker arm body, the middle of the rocker arm body is connected with a base by a hinge pin, two ends of the rocker arm body are respectively connected with the impact rods and the impact head assemblies, the impact head assemblies and the impact rods are symmetrically arranged, and the weight of the rocker arm body is in a self-balanced state around the hinge pin; the electric control portion is connected with the cylinder, and the cylinder is connected with the rocker arm body. The rocking pneumatic impact machine has the advantages that the rocker arm is of a balance scale structure, the stroke of the cylinder is enlarged, the impact speed is increased, the dead weight of the rocker arm is in the self-balanced state, and the rocking pneumatic impact machine can swing flexibly and is low in resistance; a cylinder driving portion is in a design of a surpassing structure with free stroke, so that a quick rebounding effect can be realized after impact actions are completed, elastic impact actions can be implemented, and the impact efficiency can be improved; the rocking pneumatic impact machine can be repositioned flexibly and conveniently owing to hoop locking structures of the impact head assemblies, so that multiple points can be impacted precisely.

The invention discloses a seat waist synchronous linkage device for a seat and the seat. The seat waist synchronous linkage device comprises a base, a seat frame arranged above the base. A front connecting rod, a rear connecting rod, the base and the seat frame form a four-connecting-rod mechanism, and the seat frame can move relative to the base under the supporting and guiding effects of the front connecting rod and the rear connecting rod and perform state conversion between a no-load position and a sitting position. The device also comprises a waist support connected with the seat frame orthe base in a sliding mode, wherein the waist support is provided with an initial position and a waist jacking position; and a sliding guide mechanism which drives the waist support to slide along one of the seat frame or the base, and correspondingly, relative displacement is generated between the waist support and one of the seat frame or the base. The stroke of the waist support relative to the base in the horizontal direction is larger than that of the seat frame relative to the base, the stroke of the waist support is larger, so that the waist of a human body can be quickly jacked when the human body sits, and the purpose of supporting the waist is achieved.

In order to solve the problems of the prior art such as the small sizes of the images projected by the conventional on-board head-up display systems and the limited information displayed by the projected images, the invention provides an on-board head-up display system comprising a display screen assembly and a three-reflection type optical assembly. The three-reflection type optical assembly comprises a zoom lens assembly, an image quality compensation lens assembly, and a front windshield compensation lens assembly, which are sequentially arranged on an optical path. The zoom lens assembly comprises a zoom lens body and a zoom lens focusing assembly. The image quality compensation assembly comprises an image compensation lens body and an image compensation lens focusing assembly. The on-board head-up display system is advantageous in that the continuous zooming can be realized, and the projected image can be magnified by a plurality of times even dozens of times, and the position of the image surface can be remained; the image surface quality is stable, and the image surface cannot be fuzzy or deformed because of the magnification; the abundant information can be provided for the driver in the limited space, and the technical guarantee can be provided for the enriching of the use functions of the on-board head-up display system.

The invention provides an electronic pen which comprises a pen point and a nib, the pen point is arranged at the front end of a pen container, and a piston part, an elastic part and a pressure sensorare arranged in the pen container. The top of the pen point is fixedly connected with the bottom of the piston part, the outer wall of the piston part is fixedly connected with the inner wall of the pen container, and the pressure sensor is arranged above the piston part; the elastic component is connected between a pressure collecting point of the pressure sensor and the top of the piston part, and the pen point can change the contraction or elongation of the elastic component through the piston part under the action of the external forces or the own gravity of the pen point. The electronic pen of the invention is suitable for amplifying the stroke of the pressure sensor in the electronic pen.

The invention provides a synthesis method of a peptide nucleic acid guanine monomer. The preparation method comprises the following steps: 1) dissolving 2-N-(diphenylmethoxycarbonyl) guine-9-acetic acid in N, N-dimethylformamide, adding N-hydroxysuccinimide while stirring, adding 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride at 0 DEG C, stirring and reacting at room temperature, and displaying that the reaction is finished through TLC (Thin Layer Chromatography); and 2) dissolving N-(2-Fmoc-aminoethyl) glycine in N, N-dimethylformamide, adding the active ester obtained in the step 1), dropwise adding N, N-diisopropylethylamine at 0 DEG C, and reacting at room temperature overnight to obtain the required product peptide nucleic acid guanine monomer. The reaction route is simplified, and the reaction condition is mild; the use of acyl chloride is avoided, and anhydrous and anaerobic operation is not needed; the used solvent can be recycled, and is green and environment-friendly; and a basis is provided for industrialization of the peptide nucleic acid guanine monomer.