95results about How to "Improve alignment" patented technology

A mallet-style golf ball putter with a hollow pipe component that has generally the same diameter as a golf ball, is positioned about the sweet spot in the vertical and lateral dimensions on the putter striking face, and extends longitudinally towards the rear of the putter to assist the golfer to align the striking face of the putter with the golf ball when in an address position and with the intended line of putt during takeback and follow-through. Peripheral weighting further enhances the moment of inertia of the golf putter head. The pipe component so designed permits a visual alignment of the striking face with the golf ball in the lateral and vertical dimensions and for a smooth perpendicular stroke along an axis of the pipe.

The infusion device comprises an infusion chamber with a first portion (5) and a second portion (3), movable with respect to each other, and one of which defining a seat (25) for the capsules (C). In the seat there is disposed at least one perforator (27) to perforate the capsule. A first duct (47) feeds an infusion fluid into the chamber and a second duct (29) allows delivery of the food product from the infusion chamber. In said seat (25) there is housed a centering member (40) of the capsules (C), elastically movable in an axial direction and provided with a guide and centering surface (40A) of the capsules, facing towards the second of said portions of the infusion chamber.

Connector (1) fitted to the end of a cable and provided with lateral locking means (7) provided so as to interact with a receptacle of a complementary device with which the plug connector is connected. The locking means comprise a tongue (13) exhibiting a stump (12) passing from a lateral slot (10) of the connector. The tongue is retained in a base (4) of the connector by means of piercing means (38, 39) which are themselves retained in the base. In addition to this, the locking means comprise anchoring means in order to be retained in a cover (16) surrounding this base.

The invention discloses a buckle piece lamination device of a conical stator punching sheet. The buckle piece lamination device comprises a stator punching sheet lamination device, a leveling device and a buckle piece lamination device, wherein an expansion sleeve, lower external cone tools and a stator punching sheet fixing seat are arranged on the stator punching sheet lamination device and are in clearance fit with one another, a trapezoidal plate is fixedly arranged on the stator punching sheet fixing seat and is arranged vertically, inclined surfaces of two sides of the trapezoidal plate can be inserted into two corresponding inner grooves of each stator punching sheet, the leveling device comprises a flattening tool, an upper internal cone tool sleeves the flattening tool, the flattening tool and the upper internal cone tool can downwards press on the stator punching sheet lamination device under the push of a leveling air cylinder, the buckle piece lamination device comprises a roller capable of transversely moving and a roller air cylinder, the roller transversely mover under the driving of the roller air cylinder, and an upper end and a lower end of a buckle piece are respectively bent and are attached onto an upper surface and a lower surface of a conical stator so that the stator punching sheets forming the conical stator can be fixed together. The buckle piece lamination device has the advantages of good perpendicularity in each stator punching sheet, stack compactness, stator inner groove orderliness and high appearance cylindricality.

A semiconductor wafer and pattern alignment method are disclosed. The semiconductor wafer can include an exposure field; a die within the exposure field, wherein the die comprises an integrated circuit region, a seal ring region, and a corner stress relief region; and a die alignment mark disposed between the seal ring region and the corner stress relief region.

The present invention relates to projection films and methods of making the same. In particular, the present invention relates to a projection film whereby the microspheres exhibit improved alignment on the light exit surface and have alignment on the light entrance surface that varies according to the individual microsphere diameter. In another embodiment, the present invention relates to a projection film that has the attributes of variable gain within the single projection film. In another embodiment, the present invention relates to an exposed microsphere projection film construction that provides modification of the head-on and angular pattern of light transmission (gain).

The invention provides a photomask for photo alignment and a photo-alignment method. The photomask for photo alignment comprises a photomask body (2) and a plurality of light-transmitting patterns arranged on the photomask body (2), wherein the plurality of light-transmitting patterns are arrayed along the first direction (DY) line by line and are arranged along the second direction (DX) perpendicular to the first direction (DY); each light-transmitting pattern comprises a non-overlapping domain and overlapping domains, and the non-overlapping domain is not overlapped with adjacent photomasks during use; the overlapping domains are respectively positioned on the left side and the right side of the non-overlapping domain and are overlapped with the adjacent photomasks during use; the first direction (DY) is the translation forward direction of the photomask when the phototmask is used for exposure and alignment; one ends, towards the first direction (DY), of the light-transmitting patterns positioned in the overlapping domains are aligned to one ends, towards the first direction (DY), of the light-transmitting patterns positioned in the non-overlapping domain, so that the alignment effect can be improved, and the mura problem due to the fact that the unexposed domains or insufficiently-exposed domains exist when MMG products are aligned is avoided.

A steering mechanism is provided, including a rack, a rotatable support member, and an automatically-adjustable support member. The rack includes a rack gear portion and the pinion includes a pinion gear portion coupled with the rack gear portion. The rotatable support member is positioned with respect to the rack or the pinion such that rotation of the rotatable support member adjusts an overlap distance between the rack gear portion and the pinion gear portion. The automatically-adjustable support member automatically urges together the rack and the pinion along an urging direction. The urging direction remains substantially constant throughout the rotation of the rotatable support member within a desired angular range.

The invention relates to layout design and a software system of a programmable logic device, and discloses a connection structure of the programmable logic device, a wiring system and method of the programmable logic device and a layout system and method of the programmable logic device. In the connection structure of the programmable logic device, only adjacent wire rails in one wire rail group are connected through a programmable transmission gate, so that a cross-wire rail group programmable transmission gate is saved; new multipath selectors are increased to serve as wire rail selectors, so that wire rails of different wire rail groups can be accessed to logic units, the connectivity of all the wire rails is provided, and then the chip area, power consumption and construction cost are decreased while the connectivity of each wire rail group is kept. Moreover, the layout and wiring of the programmable logic device are improved, so that the routing rate of the connection structure is further improved and the using quantity of the multipath selectors is decreased.

The invention discloses a face alignment method based on thick-to-thin face shape estimation. As for any one input face image, firstly the initialized face shape is estimated and then the real shape of the face is gradually approximated, including estimation of the position of the main feature points of the face and the face expressions through the multitask deep learning framework, a head postureclassification model based on the convolutional neural network is constructed to perform accurate estimation and classification of the heat posture of the face, and the more accurate initialized shape is obtained by using the head posture classification result and the estimation result of the face expressions and the position of the main feature points; and the respective regressor is trained based on the initialized shape according to the classification result of the posture and the expressions and the face shape is updated so as to be approximate to the standard shape. The more accurate face initialized shape is constructed and the more advanced cascade regression framework is used so that the robustness of the face expressions, the head posture and the illumination shade difference canbe enhanced.

A sensing contact probe includes a beam support and a probe. The probe has a bent beam body that extends from the beam support to a probe tip face that has a position and faces in an angular direction. The bent beam body has first and second beam layers bonded together and have differing residual stresses that bend the beam body. A stress relief region is formed in the bent beam body. The stress relief region has an adjusted stress property that adjusts the bending to control the probe tip face position and angular direction.

The invention discloses a central fishtail cutter and belongs to the field of parts of shield tunneling machines. The central fishtail cutter comprises a cutter holder, a first cutter body, an additive injection block and two second cutter bodies, wherein the two second cutter bodies are respectively and symmetrically arranged on two sides of the first cutter body and are vertically fixed on the first cutter body; the bottoms of the two second cutter bodies are fixed on the cutter holder; a second accommodation groove is formed in a position, corresponding to the additive injection block, of each second cutter body; the additive injection block is located in an accommodation cavity and is mounted in an additive injection block mounting hole; injection channels are formed in the first cutter body and the two second cutter bodies; a plurality of injection holes are formed in the position, corresponding to the accommodation cavity, of the additive injection block; the lower injection holes are connected with the injection channels through connection tubes. Through the central fishtail cutter, the injection channels of the first cutter body and the second cutter bodies are capable of guiding additives in the additive injection block to outlets of the injection channels through the connection tubes, so that the injection range of the additives can be broadened; the problem of formation of mud cakes can be effectively avoided.

The invention discloses a device and a method for preparing directionally arranged fiber by a solution blow-spinning technology. The device comprises a solution blow-spinning system and a system for collecting fiber directionally arranged by airflow; the solution blow-spinning system comprises a spinning solution, an airflow control system and a blow-spinning device; the blow-spinning device, a spinning solution and the airflow control system are connected; a spinning collection system comprises a paving collection net; the paving collection net is connected with a negative pressure device; and the solution blow-spinning system collects directionally arranged nanometer fiber on the paving collection net by adjusting the angle of the spinning air flow and the paving collection net and by taking high-speed airflow as a directional driving force. The device and the method are relatively simple to operate, have many adjustable parameters and are high in precision; and the fiber obtained through preparation is high in arrangement degree, large in preparation quantity and high in uniformity.

The invention relates to an assembly for a vehicle brake system, which comprises at least one brake cylinder and an electromechanical brake booster, having a drive arrangement for driving at least one actuating device designed for actuating a brake cylinder, wherein the drive arrangement has at least one electric motor and a gear mechanism for coupling the electric motor to the at least one actuating device, wherein at least one fastening device is provided for fastening the assembly to a vehicle, said fastening device defining a fastening plane. According to the invention the rotary shaft of the electric motor is arranged perpendicular to the longitudinal axis of the actuating device and at an angle of between 60° and 120° to the fastening plane.

A scanner and a method for performing an exposure process through a photomask on a wafer are provided. The exposure process includes an alignment step and an exposure step. The method includes the steps of moving a wafer table to align the wafer with an alignment apparatus, wherein the wafer table includes at least one chuck hole to attach the wafer to the wafer table by vacuum chucking, detecting an actual position of each of a plurality of alignment marks on the wafer, calculating an index value based on a difference between a predicted position and the actual position of each alignment mark, adjusting a vacuum pressure of the at least one chuck hole in the alignment step when the index value is larger than a first threshold value, and finishing the exposure process when the index value is smaller than or equal to the first threshold value.

The invention discloses a thin film material used for terahertz and infrared light polarization modulation and a preparation method thereof. According to the thin film material, particularly, an ErSb nanowire array is embedded in a GaSb substrate, the direction of the nanowire array is vertical to or parallel with the surface of the substrate, and when the volume by volume concentration of the ErSb is 10%, the direction of the nanowire array is vertical to the surface of the substrate; and when the volume by volume concentration of the GaSb is 15 to 25%, the direction of the nanowire array is parallel with t the surface of the substrate. Through a molecular beam epitaxy method, a composite material of embedding the nanowire structure with a semi metallic property in a semiconductor material is acquired, the material can be used for a broadband terahertz and infrared polarizer and can be integrated with a terahertz and infrared optoelectronic device based on III-V semiconductor materials.

The invention discloses a double-layer pinhole microlens combination array manufacturing method based on inkjet printing. The invention provides high-precision and high-aligning-degree precision of the integrated imaging double-layer pinhole/microlens combination array through lithography and inkjet printing. The method comprises the steps of preparing a black circular hole trough array (namely acircular hole array) by means of a lithography method, performing fixation by means of black circular holes; then performing inkjet printing on a cleaned black circular hole array through using UV resin with low viscosity and high transmittance as ink, forming a projected ink liquid drop by means of a hydrophobic effect of a template and an interface tension function of a substrate, regulating a liquid drop parameter through controlling a printing air pressure and a driving voltage, performing multiple times of printing under a precondition that no decorative modification on the substrate surface is not required, regulating a lens height; and obtaining a high-quality microlens array after ultraviolet curing.

A three-dimensional model of a semiconductor chip is produced from coarsely aligned mosaic images of respective layers of the semiconductor chip using an improved method for aligning the mosaic images, so that minimal operator intervention is required to produce the model. A line detection algorithm is applied to each of the mosaic images to produce a set of line segments identified by x and y coordinates of end points of the line segments with respect to a frame defined by a mosaic image in which each line segment occurs. Virtual reference marks are established using end points of different mosaic images that are vertically aligned to within an uncertainty of the coarse alignment of the mosaic images, and the virtual reference marks are used to compute a mean adjustment of the x and y coordinates of each of the mosaic images to produce a three dimensional coordinate space. The end points are processed within the three dimensional coordinate space to define vias, lines and branch lines of the semiconductor chip, which are used to build the three-dimensional model. Operator intervention is only required to verify putative line segments that are marked as uncertain because of poor agreement with predefined rules. The 3-D model may be annotated and viewed separately from the mosaic images.

The invention discloses a button attaching machine. According to the technical scheme, the button attaching machine is characterized by comprising a mounting frame, button attaching devices, a feedingdevice and perforating devices; each button attaching device comprises a button attaching head and a button attaching driver; each perforating device comprises a perforating cutter and a perforatingdriver; the mounting frame is provided with a button attaching table, the button attaching table comprises two button attaching planes, and the two button attaching planes are correspondingly locatedon two opposite sides of the button attaching table; the button attaching devices and the perforating devices are both provided with two groups; the mounting frame is provided with a bag shifting mechanical arm and a bag shifting driver, wherein the sliding direction of the bag shifting mechanical arm driven by the bag shifting driver is the arrangement direction of the perforating cutters and thebutton attaching heads; the feeding device comprises a feeding hopper and two conveying rails, the feeding hopper is provided with two discharging ports, and the two discharging ports are correspondingly in communication with feeding ports of the two conveying rails; and the perforating cutters and the button attaching heads are arranged in the length direction of the conveying rails, a first avoiding component is arranged on the each of the two button attaching heads, and a second avoiding component is arranged on the each of the two perforating cutters. The button attaching machine has theadvantage that the automatic degree is high.

Systems and methods for electrical characterization of inter-layer alignment. In one embodiment, a wafer including a plurality of test structures are accessed. The plurality of test structures include chains of conductive segments on multiple layers, coupled by vias. The plurality of test structures are designed with varying amounts of intentional misalignment between the multiple layers. The reactance of each of the plurality of test structures is measured. The reactance is analyzed to determine the process-induced inter-layer misalignment of the integrated circuit wafer.

The invention discloses an intravascular ultrasound diagnostic instrument with a rotation coupled structure. The intravascular ultrasound diagnostic instrument comprises an ultrasound catheter, a driving/withdrawing device and an ultrasound imaging system, wherein one end of the driving/withdrawing device is connected with the ultrasound catheter, and the other end is connected with the ultrasound imaging system; the driving/withdrawing device comprises the rotation coupled structure, a driving motor and an ultrasound excitation/reception device; one end of the rotation coupled structure is connected with the ultrasound catheter, and the other end of the rotation coupled structure is connected with the ultrasound excitation/reception device; the ultrasound excitation/reception device is connected with the ultrasound imaging system; the driving motor is connected with the rotation coupled structure, and is also connected with the ultrasound catheter. According to the intravascular ultrasound diagnostic instrument with the rotation coupled structure, the rotation coupled structure is arranged in the driving/withdrawing device, so that the using cost is reduced, and meanwhile, the possibility is provided for improving the performance of the rotation coupled structure.

The invention discloses a ferrite composite for titanium pumps and a preparation method of the ferrite composite. The ferrite composite is prepared from raw materials including ferric oxide, zinc oxide, manganese oxide, silicon powder, nanometer aluminum oxide, nanometer magnesia, calcium isooctanoate, c zinc dihydrogen phosphate, glass fiber, cobalt oxide, polystyrene, lanthanum oxide, tricresyl phosphate, calcium fluoride, calcium carbonate, lithium oxide, zirconium, zinc borate, manganese carbonate, tin, stibium, ferroboron, gallium, yttrium, strontium carbonate, rubidium, titanium, cerium, vanadium, sodium fluoride, praseodymium, molybdenum, lubricant and clay. The ferrite composite is good in product property and stable in structure; the preparation method is easy to implement; dispersibility and compressibility of ferrite particles are improved, degree of alignment of the ferrite particles along the easily-magnetized direction is greatly increased, and degree of orientation of the ferrite particles is greatly increased.

The invention relates to the technical field of rail flaw detection, and discloses a railway rail flaw detection mechanism and a flaw detection vehicle, the railway rail flaw detection mechanism comprises a fixing frame, a guide wheel and a flaw detection wheel, and also comprises a longitudinal adjusting frame, a transverse adjusting frame and a flaw detection wheel frame; the longitudinal adjusting frame is installed on the fixing frame in a longitudinal sliding mode. The transverse adjusting frame and the flaw detection wheel frame are mounted on the longitudinal adjusting frame in a transverse sliding manner; a guide wheel is mounted on the transverse adjusting frame; flaw detection wheels are mounted on the flaw detection wheel carriers, are opposite to the wheel edges of the guide wheels and are arranged along a pre-detected track; the railway track flaw detection mechanism is simple in structure and convenient to operate, the wheel edge of the flaw detection wheel makes close contact with the track surface of the track to be detected in the flaw detection process, a good centering state is kept, the flaw detection accuracy is ensured, and the flaw detection efficiency of a flaw detection vehicle is improved.

The invention discloses a layout circuit board of a multi-device parallel power module. In the layout circuit board of the multi-device parallel power module, a first lotus-shaped BNC interface (comprising a load positive electrode output terminal and a load negative electrode output terminal) is located in the center of a PCB, and a plurality of parallel silicon carbide devices in the silicon carbide device parallel module are arranged in a circumferential mode with the first lotus-shaped BNC interface as the circle center; and a plurality of parallel decoupling capacitors in a decoupling capacitor parallel module are arranged circumferentially by taking the first lotus-shaped BNC interface as a circle center. The arrangement positions of the parallel devices are optimized, so that parasitic parameters of the circuit are matched, the distribution difference of stray inductance of the circuit is reduced, the current coupling effect is eliminated, the transient current imbalance of themulti-device parallel power module can be changed, and the good current sharing characteristic of the parallel silicon carbide devices is realized.

The invention discloses an ultrafine atomization nozzle applied to a spray freeze drying device; and the nozzle is suitable for providing an uniform ultrafine atomization condition for preparation ofmultiple biological aerosol samples such as bacteria, virus, endospore and toxin. The nozzle comprises a gas path joint, a nozzle body, a liquid path joint, a spray head, a sealing ring and a tightening nut; and under a lower liquid flow and lower gas pressure, a liquid column jet flow is collided through stabilization and impact effects of cyclone gas to intensify instability of the jet flow, sothat droplets are broken and dispersed, and the collision polymerization of the droplets is effectively prevented, high-quality uniform atomization is generated, and a condition is provided for preparation of uniform fine frozen aerosol particles under an ultralow-temperature environment.

The invention discloses a preparation method of a ferrite material. The preparation method comprises the following steps: 1, preparing a ferrite pre-sintered material, and performing a wet crushing treatment on the ferrite pre-sintered material until the average particle size of the ferrite pre-sintered material reaches 0.2 to 0.5 micrometers; washing with 3mol/L HCl solution, and filtering to remove impurity ions, dissolved in the HCl solution, in the pre-sintered material; 2, adding the ferrite pre-sintered material into alkaline water, standing for 5 minutes and then filtering, washing withdeionized water, and then carrying out drying treatment until ferrite pre-sintered dry powder having a water content of less than 0.4wt% is obtained; carrying out vibration milling treatment on the ferrite pre-sintered dry powder for 30 minutes by using a vibrating mill so as to obtain ferrite pre-sintered powder subjected to vibration milling. The invention provides the preparation method of theferrite material.

A centering support for a piston in a piston-type pump having a diaphragm extending between the piston and the cylinder to define a product end of the pump and a driven end of the pump includes at least three equally radially spaced, centering elements extending radially outwardly from the piston for contacting the cylinder wall. The centering elements define a gap between the piston and the cylinder wall. The centering elements are disposed on the piston spaced from the diaphragm at the product end of the pump.