141results about How to "Shorten the vertical length" patented technology

The invention provides a flapping-wing aircraft belonging to the technical field of aircrafts. The flapping-wing aircraft comprises an airframe, a stationary shaft, a reversing frame, a half-rotating swing blade, a pin gear, a steering cam, a gearwheel, a driven gear, a driving gear, a control motor and the like, wherein the stationary shaft and the airframe are fixed, and the reversing frame is fixedly linked with the driven gear; the driving gear and the driven gear are meshed to form a main transmission mechanism of the aircraft to drive the reversing frame and the half-rotating wing blade to rotate to generate propelling force required by the aircraft; and the control motor is driven by a first-stage gear, the cam and the pin gear to form a maneuverable control mechanism of the aircraft, and the initial position of the half-rotating wing blade is changed, so that the direction of the propelling force is changed. The flapping-wing aircraft provided by the invention is flexible in adjusting the direction of the propelling force, stronger in maneuverability and beneficial to the control for taking off, landing and flying in a complex flying space; and the main transmission mechanism and the maneuverable control mechanism are simple, high in reliability and low in manufacturing cost.

In an image sensor in which a vertical length from a photoelectric conversion element to an uppermost micro-lens is minimal, and a method of manufacturing the same, the image sensor includes a substrate, a plurality of photoelectric conversion elements, and first to n-level (where n is an integer greater than or equal to 2) metal wires. In the substrate, a sensor region and a peripheral circuit region are defined. The plurality of photoelectric conversion elements are formed in or on the substrate within the sensor region. The first to n-level metal wires are sequentially formed on the substrate. The n-level metal wires within the sensor region are of a thickness that is less than the n-level metal wires within the peripheral circuit region.

The invention discloses a composting device for domestic waste, which comprises a sealed casing and a feeding inlet provided with the casing. A composting chamber communicating with the feeding inlet is provided inside the casing, and a discharging opening is provided with the composting chamber. A ventilated spiral agitation propeller is provided inside the composting chamber while a water bath below the composting chamber. A heating device is connected with the water bath. The composting device can provide heat for the fermentation of organic domestic waste such as kitchen garbage in the composting chamber to build out the environment benefit for microbe activities, thereby increasing the fermentation speed of organic domestic waste and the utilization rate of heat energy. Meanwhile, solar heating reduces the consumption of conventional energy and is environmental protection. A secondary composting chamber is arranged below the composting chamber, which greatly shortens the longitudinal length of the whole composting apparatus and further saves the occupation area for composting operations, thereby further increasing the composting fermentation degree and reducing workload.

A traditional Chinese medicine pulse-taking sensor device comprises a pulse-taking array sensor, and the sensor array position is designed according to the gold standard of diagnosis of the portion above the wrist end, the wrist end, the processus styloideus radii, the elbow end and the portion below the elbow end.The traditional Chinese medicine pulse-taking sensor device comprises a difference closed-loop sampling system, a pulse-taking instrument, a traditional Chinese medicine pulse-taking diagnosis and treatment system and a traditional Chinese medicine pulse-taking system health service platform.The health service platform comprises a cloud storage and cloud processing platform, is used for conducting cloud storage on detection results, and matches later-period diseases and selecting treatment schemes by using cloud computing.Stability and repeatability of taking patient pulses are ensured through mechanical design, pulse data of a patient is collected more objectively and accurately through the difference closed-loop sampling system, traditional Chinese medicine resources are optimally configured through an Internet of Things implementing scheme, and the cognition degree of people to traditional Chinese medicine is improved.The 25-point array is set according to the portion above the wrist end, the wrist end, the processus styloideus radii, the elbow end and the portion below the elbow end, and array arranging space with a good diagnosis and treatment effect is obtained.

The embodiment of the invention discloses a display panel and a display device. The display panel comprises a display area and a non-display area surrounding the display area, the non-display area isprovided with a plurality of fan-out wires and a plurality of first binding bonding pads, and the fan-out wires are led out from the display area and electrically connected with the first binding bonding pads; the first binding bonding pads are arranged in a first direction, and each first binding bonding pad comprises a first bonding pad part and a second bonding pad part; the first end of the first bonding pad part in each first binding bonding pad is in electrical contact with the first end of the corresponding second bonding pad part, the second end of each second bonding pad part is electrically connected with the corresponding fan-out wire, and the length direction of the first bonding pad parts intersects with the length direction of the second bonding pad parts; an acute angle between the long edge of each second bonding pad part and the connected fan-out wire is smaller than 30 degrees. According to the technical scheme, a frame of the display panel is further narrowed while the effective binding area of the first binding pads is ensured.

The invention discloses an automobile noise reduction system with one-fourth wavelength pipes combined with a Helmholtz silencer, and belongs to the technical field of environment control and improvement in order to solve the problems that an existing automobile noise reduction system is high in manufacturing cost, poor in noise elimination effect, high in air inlet resistance and consumed power, poor in fuel economy and not suitable for various automobiles. The Helmholtz silencer is communicated with the side wall of a front air inlet guide pipe, the front air inlet guide pipe is communicated with an air filter, an air filtering net is arranged in the air filter, the air filter is communicated with a first rear air inlet guide pipe, the first rear air inlet guide pipe is communicated with a second rear air inlet guide pipe through a flexible connecting pipe, an air throttling valve is arranged on the second rear air inlet guide pipe, the second rear air inlet guide pipe is communicated with an air inlet header pipe, the air inlet header pipe is communicated with an air inlet manifold, and one ends of the two one fourth wavelength pipes are both connected and communicated with the side wall of the first rear air inlet guide pipe. According to the system, while power property and economy of an automobile are maintained, the noise of the whole automobile can be lowered particularly, the environment quality can be improved, and the system is suitable for various automobiles.

A fire hole part structure of a gas burner, which is constructed to be manufactured at a low cost, can improve flame stability, and can prevent incomplete combustion due to the length of flame. The structure is provided to a premixing ignition burner, which is installed to apply heat to a heat exchanger of a boiler, and includes fire hole pieces which are installed parallel to one another in mounting openings of a burner body, and each of which is defined with fire holes at regular intervals. An upper wall of at least one of the fire hole pieces is bent or curved to extend in at least two directions, and the fire holes are defined through respective surface portions of the upper wall, which extend in different directions, to face different directions.

An electrostatic discharge (ESD) protection element includes a first diode, a second diode, and a poly resistor. The first diode is connected between a first voltage and an input / output (I / O) pad. The second diode is connected between the I / O pad and a second voltage. The poly resistor is formed on the second diode.

The invention provides an electronic expansion valve. The spinning position of a screw thread is restricted through using a lump protrusion with a limit function; the pretension to a valve port by a valve needle is controlled; a rotor part is designed into a split structure; after the relative position of the valve needle and a valve body is regulated well, a rotor component and a bolt are fixed together in a tight matching or welding mode; then the outer screw thread of the bolt fixed on the rotor and the inner screw thread of a screw sleeve are matched, the rotor can move up and down under the guidance of the screw thread when the rotor rotates, the relative movement of the valve needle and the valve port of the valve body is controlled, thus the flow rate of a refrigerant is controlled. Compared with the existing structure, the electronic expansion valve provided by the invention has the advantages that a stop rod component of a greater size is prevented from being used, the radial size of the valve body is reduced, also the number of components is reduced, the structure is simplified, the assembling is easy, and the volume is small.

A structure of a loudspeaker is designed to decrease a thickness or height thereof, thereby reducing a mounting depth of the loudspeaker on a mounting panel or wall. The loudspeaker includes a speaker frame, a diaphragm connected to the speaker frame in a manner capable of vibration, a voice coil connected to the diaphragm through a coil bobbin to receive an electric signal to vibrate the diaphragm, a spider connected to the speaker frame and to the diaphragm for supporting the diaphragm and the voice coil in a flexible manner, a magnetic assembly including a top plate, a permanent magnet and a pole piece for creating a magnetic circuit for interaction with the voice coil inserted in an air gap, and a plurality of cut-outs formed on a top of the magnetic assembly at an outside thereof to receive therein corresponding suspension elements of the spider.

Disclosed is a coin change which comprises a coin sort section 50 for sorting coins C discharged from an input hopper 21, and a coin storage section 60 for storing the coins C sorted by the coin sort section 50 on a coin type by type basis. The coin storage section 60 includes a plurality of coin storage grooves 63 provided respectively to the plural coin types and disposed parallel to each other. Each of the coin storage grooves has a width dimension slightly greater than the diameter of a corresponding one of the types of coins and extends approximately horizontally. The coin storage section 60 also includes a stacking belt 65 disposed along the base of each of the coin storage grooves to extend in the longitudinal direction of the coin storage grooves, and a stopper member disposed at the downstream end of each of the coin storage grooves and adapted to be moved between a coin-passing-enabling position of allowing one or more of the coins C to pass therethrough and a stack position preventing the passing of the coins C so as to allow the subsequent coins C to be stacked on each other

The invention discloses an ultrasonic vibration spindle device for incrementally forming plates. The ultrasonic vibration spindle device comprises an ultrasonic generator, a shell and a coupling. The coupling is connected with the shell by shell bolts, a primary winding is connected with the ultrasonic generator by a wire, a secondary winding is arranged on the coupling, and the primary winding and the secondary winding are connected with each other by means of inductive coupling; a giant magnetostictive rod is arranged in the shell, a driving coil is arranged outside the giant magnetostictive rod, permanent magnets are arranged at two ends of the giant magnetostictive rod, magnetic conductive blocks are arranged on the permanent magnets, the magnetic conductive block which is close to the coupling is arranged on a rear cover plate, the other magnetic conductive block is arranged on a front cover plate, the front cover plate is connected with the shell by bolts, and a tool head is fixed to the front cover plate by the aid of screws. The ultrasonic vibration spindle device has the advantages that the giant magnetostictive rod is a driving element, and accordingly the problem of low output amplitude and power of the traditional piezoelectric transducer can be solved.

The invention provides a connector, which includes multiple terminal contactors, as well as a housing, and the housing has multiple cavities for respectively inserting terminal contactors therein. Theinvention is used for preventing the terminal contactor from reversely being inserted into the stabilizing piece in the housing and projecting from the terminal contactor. The stabilizing piece is recessedly formed at the inner wall of the cavity for being inserted into the guiding groove. The guiding groove of the housing has a communication mouth, and the communication mouth and the lower stepcavity which is next to the upper step cavity on which recessed guiding grooves are formed are communicated.The communication mouth is arranged for facing the upper surface of the spear rod on the upper surface of the inner wall formed on the lower step cavity.

The invention discloses a portable double-offset-parabola antenna which comprises a main reflecting face, an auxiliary reflecting face, a main-reflecting-face supporting device, an auxiliary-reflecting-face fixing device, a feed source system, a feed source supporting device and a servo motor. The main reflecting face is fixed to the main-reflecting-face supporting device, the auxiliary reflecting face is fixed to the main-reflecting-face supporting device through the auxiliary-reflecting-face fixing device, the servo motor is fixed to the position below the main-reflecting-face supporting device, the feed source system is fixed to the main-reflecting-face supporting device through the feed source supporting device, and the main reflecting face is of a transverse elliptic structure, that is, the width of the main reflecting face is larger than the height of the main reflecting face. Compared with an existing Gregory antenna, the performance of the antenna is guaranteed; meanwhile, the portable double-offset-parabola antenna has the advantages that the focal length is small, the caliber is small, a feed source is small, and the performance is excellent; the portable double-offset-parabola antenna has the structural advantages of being simple in structure, light in weight, easy to machine and low in cost.

The invention relates to an electric welding machine with an excellent radiating function. The electric welding machine comprises an electric welding machine outer shell. Radiating ports are formed in the front side face of the electric welding machine outer shell. Protective nets are mounted on the outer surfaces of the radiating ports. A handle is mounted on the upper surface of the electric welding machine outer shell. A pull rod storage groove is embedded in the upper surface of the electric welding machine outer shell. The front side face and the rear side face of the electric welding machine outer shell are provided with radiating holes. An electrode holder hanging groove is connected with the rear side face of the electric welding machine outer shell. An electric wire storage groove is mounted in the right portion of the electrode holder hanging groove. A storage groove cover is connected with the outer side of the electric wire storage groove. A rainproof groove is formed in the right side face of the electric welding machine outer shell. A control panel is mounted in the rainproof groove. The electric welding machine with the excellent radiating function adopts the design of the radiating ports, a water cooling structure, rolling wheels, a pull rod, the pull rod storage groove, a supporting plate and the rainproof groove, heat can be dissipated conveniently, electric leakage of the electric welding machine can be avoided, and heat can be prevented from being accumulated in the electric welding machine.

A zoom lens optical system includes a first optical group with a first lens having negative refraction, a second lens having positive refraction, and a light path changing unit to change the path of an incident light passing through the first lens to have light incident on the second lens. A second optical group is provided for varying magnification. The second optical group has a third lens having negative refraction, a fourth lens, and a fifth lens, wherein the fourth and fifth lenses are integrally connected and have negative refraction. A third optical group includes an iris diaphragm, a sixth lens having positive refraction, and a seventh lens having negative refraction. A fourth optical group is provided for focusing. The fourth optical group has an eighth lens and a ninth lens being integrally connected and both having positive refraction.

An optical isolator is constituted by providing a substrate, a waveguiding layer lattice-matched to the substrate, and a non-reciprocal phase shifter, and a waveguide and a curved waveguide for guiding the waveguiding layer are formed in the waveguiding layer, and a branch coupler is also provided therein, furthermore, a refractive index of the waveguiding layer is made larger than 3.36 by changing a semiconductor composition.

The invention provides an antenna reflector plate. The antenna reflector plate comprises an intelligent antenna reflector plate arranged at the lower end and a base station antenna reflector plate arranged at the upper end, wherein the intelligent antenna reflector plate and the base station antenna reflector plate are coaxially connected and are longitudinal, and side plates are arranged on the left side and the right side along the longitudinal direction respectively; the intelligent antenna reflector plate is bent along the transverse direction to form a plurality of first convex plates, a first mounting groove is formed between every two adjacent first convex plates and between each first convex plate and the corresponding side plate respectively; the base station antenna reflector plate is bent along the transverse direction to form a second convex plate, and a second mounting groove is formed between the second convex plate and the right side plate of the base station antenna reflector plate. Correspondingly, the invention also provides a multi-system common exhaust pipe antenna using the antenna reflector plate. An antenna array of the multi-system common exhaust pipe antenna is arranged on the antenna reflector plate. The multi-system common exhaust pipe antenna can support 2G, 3G and 4G networks of China mobile simultaneously, and is relatively small in size; and meanwhile, the influence of an antenna housing on radiation performance is greatly reduced.

A method and apparatus for reducing a length of an antenna (402) involves an arrangement which includes an orthogonal antenna feed. An antenna includes a radiating element (404) with a length extending along an axis (418). The orthogonal feed arrangement permits recovery of a portion of the spatial volume comprising the antenna which is normally used for antenna matching circuitry (406). An end portion of the radiating element is chosen to be helically shaped and includes an RF feed gap. The RF feed gap is coupled to a matching network which includes elongated conductors (412). The matching circuitry is positioned so that the elongated conductors are adjacent to the first end portion and extend in a direction aligned with the axis, but orthogonal to the coils forming the helically shaped end portion.

A zoom lens optical system includes a first optical group with a first lens having negative refraction, a second lens having positive refraction, and a light path changing unit to change the path of an incident light passing through the first lens to have light incident on the second lens. A second optical group is provided for varying magnification. The second optical group has a third lens having negative refraction, a fourth lens, and a fifth lens, wherein the fourth and fifth lenses are integrally connected and have negative refraction. A third optical group includes an iris diaphragm, a sixth lens having positive refraction, and a seventh lens having negative refraction. A fourth optical group is provided for focusing. The fourth optical group has an eighth lens and a ninth lens being integrally connected and both having positive refraction.

The invention provides an electronic video laryngoscope with anti-mist function. The laryngoscope comprises a bracket component, an arc oropharynx air duct and spatula assembly, an image shooting component, a cell box and a display, wherein the arc oropharynx air duct and spatula assembly is positioned on the front end of the bracket component; the image shooting component is positioned at the lower part of arc oropharynx air duct and spatula assembly; the image shooting component comprises a camera and an illuminating lamp; the display can be rotatably arranged on the rear end of the bracket component; the camera is connected with the display through a data wire; the cell box is connected with the illuminating lamp, the camera and the display through electric wires. The electric video laryngoscope also comprises a cell kit which can also be used as an operation handle; the cell box is arranged in the cell kit; the cell kit is arranged on the side of the bracket component; the camera and the illuminating lamp are arranged on the front end of a cavity of the image shooting component; and an optical protective lens applied with anti-mist antireflection coating is fixed on the top end of the cavity of the image shooting component. The electric video laryngoscope can effectively shorten the handle length, can be operated conveniently, has lower requirement on operation experience of a doctor, and has excellent anti-mist effect.

A water bather device includes: a water storage portion provided under a passage and a water barrier portion. In a first state, the water barrier wall is suspended and supported by the lid portion such that a space is formed by a lower end portion of the water barrier wall, a bottom surface of the water storage tank, and a side wall of the water storage tank. In a second state, the water barrier wall projects with respect to the passage through the opening. A first discharge port is connected is formed at a portion of the side wall of the water storage tank, the portion constituting the space, and a bottom surface of the water storage tank is inclined so as to become lower toward the first discharge port in a transverse direction of the passage.

Provided is a package structure including a substrate, N dies, N first pads, N vertical wires, and a second pad. The N dies are stacked alternatively on the substrate, so as to form a multi-die stack structure. The N dies include, from bottom to top, first to Nth dies, wherein N is an integer greater than 1. The first die is a bottom die, and the Nth die is a top die. The first pads are disposed on an active surface of the dies respectively. The vertical wires are disposed on the first pads respectively. The second pad is disposed on the top die.

A method and apparatus for reducing a length of an antenna (402) involves an arrangement which includes an orthogonal antenna feed. An antenna includes a radiating element (404) with a length extending along an axis (418). The orthogonal feed arrangement permits recovery of a portion of the spatial volume comprising the antenna which is normally used for antenna matching circuitry (406). An end portion of the radiating element is chosen to be helically shaped and includes an RF feed gap. The RF feed gap is coupled to a matching network which includes elongated conductors (412). The matching circuitry is positioned so that the elongated conductors are adjacent to the first end portion and extend in a direction aligned with the axis, but orthogonal to the coils forming the helically shaped end portion.

The invention discloses a planar multi-channel slow wave structure. By processing four metal slow wave lines which have the same transmission direction, are sequentially arranged and aligned in parallel on a medium substrate, the same working voltage is simultaneously loaded, and the same electron beam is used. Among the four metal slow wave lines, the identical slow wave lines in pairs are connected in series in an end-to-end manner to form two sets of the metal slow wave lines connected in series, so that an amplified electromagnetic wave signal is returned to the start place of beam-wave interaction, namely, the position before the electron beam deceleration, and the beam-wave interaction is performed again to achieve the purpose of further amplifying the electromagnetic signal, therebysignificantly increasing the gain. At the same time, since the two sets of the metal slow wave lines connected in series operate in different frequency bands, the working bandwidth can be significantly improved without affecting the efficiency of the beam-wave interaction. Compared with the scheme using multiple traveling wave tubes, the planar multi-channel slow wave structure of the invention can greatly reduce the equipment size.

A flange 62 having motor mounting through holes 63 is provided on a motor 6, motor mounting holes 19 are provided on a base body 1, so that motor mounting screw 61 are passed through the motor mounting through hole 63 from a back surface 1b side so as to be screwed into the motor mounting holes 19 to fix the motor 6 to the base body 1. Housing mounting holes 83 are provided on a control housing 8, housing mounting through holes 17 are formed on the base body 1 so as to be offset from portions which are in abutment with the flange 62, so that housing mounting screws 81 are passed through the housing mounting through holes 17 from the back surface 1b side so as to be screwed into the housing mounting holes 83 to fix the control housing 8 to the base body 1.

The invention relates to a holographic optical waveguide device for three-dimensional dynamic display and augmented reality display equipment. The holographic optical waveguide device comprises an optical-mechanical system which comprises a laser illumination system and a micro-display, wherein the micro-display is used for loading a three-dimensional computed hologram obtained after the wavefrontcoding of a three-dimensional scene, light waves irradiated to the micro-display are modulated by the laser illumination system according to the three-dimensional computed hologram, and the modulatedlight waves carrying three-dimensional scene wavefront information distribution enter a lens system; the lens system which is used for filtering the light wave carrying the three-dimensional scene wavefront information distribution and then emitting the light wave into a multiplexing volume holographic grating; the multiplexing volume holographic grating which is used for coupling the light wavecarrying the three-dimensional scene wavefront information distribution into a waveguide plate; the waveguide plate which transmits the light wave carrying the three-dimensional scene wavefront information distribution to a coupled-out multiplexing body holographic grating in a total reflection mode; and the coupled-out multiplexing volume holographic grating which is used for coupling the light wave carrying the three-dimensional scene wavefront information distribution out to human eyes.

The invention provides a miniaturized quasi Yagi-Uda antenna based on a reflector deformed structure. The miniaturized quasi Yagi-Uda antenna comprises a dielectric substrate, an antenna feed line, a balancer, a differential mode feed circuit, a coplanar strip line, a feed source vibrator, a director and a ground strap, wherein one end of the antenna feed line is connected with an antenna port, and the other end is connected with one end of the balancer; the other end of the balancer is connected with one end of the differential mode feed circuit; the antenna feed line and the balancer are horizontally arranged on one side of one end of the dielectric substrate side by side; the other end of the differential mode feed circuit is connected with one end of the coplanar strip line; the feed source vibrator is horizontally arranged at the middle part of the dielectric substrate, and a source end of the feed source vibrator is connected with the other end of the coplanar strip line; the director is horizontally arranged at the other end of the dielectric substrate; and a first metal strip and a second metal strip are connected to two sides of the ground strap respectively. According to the miniaturized quasi Yagi-Uda antenna provided by the invention, the longitudinal and transverse lengths are reduced, so that miniaturization of the quasi Yagi-Uda antenna is realized, the structure of the antenna is more compact, and good electric property characteristics are ensured.