87 results about "Parallel plane" patented technology

End effectors and systems may capture, release, and / or create a mating engagement between the end effector and a target object, such as in capture and launch applications, grasping applications, or pick-and-place applications. The end effectors are tolerant of positional and rotational misalignment of the target object, and may include a plurality of roller wheels, one or more of which is arranged in a non-parallel plane with respect to one or more other roller wheels. Control devices enable operation of these and other end effectors in a portable, self-contained system that a single operator can use in a hand-held or wearable form factor. The control devices may include a drive system for power transfer, manual and automatic leveling or angular positioning mechanisms, and / or operator-mounting features. Related methods may involve capture and release, pick-and-place, and / or grasping operations performed with the disclosed control device and one or more end effectors coupled thereto.

Braking device for a vehicle, with a piezoelectric sensor (2) comprising: a piezoelectric material, two electrodes (6, 7), wherein the piezoelectric material comprises a first flat face (4) and a second flat face (5), the faces extending in parallel planes identified by two orthogonal y and z directions, wherein an electrical signal is collected by the electrodes when the piezoelectric material is simultaneously subjected to a normal force in an x-direction and to a shear force in the z-direction, wherein the first electrode is positioned on the first face and the second electrode is positioned on the second face and has extensions (7a, 7b) on the first face separated by the first electrode, wherein each of said extensions extends on a corresponding side of said first face, and wherein each of said extensions is symmetrically configured with respect to a central axis of the first face.

The invention discloses a double-optical-path long-optical-path gas absorption cell which comprises a first light source, a second light source, two sets of spherical reflectors, two sets of plane reflectors, a roof prism, a triangular reflector, two sets of narrow-band optical filters and two sets of detectors. All the components are arranged perpendicular to the XZ plane, the light source is located above the first spherical reflector and arranged on the two sides of the sphere center, the concave faces of the spherical mirrors are relatively parallel, the plane mirrors are obliquely parallel, and the prism is correspondingly matched with the optical filter and the detector. The double light paths can adopt the same light source to split beams (improve the detection sensitivity) or light sources with different wavelengths (synchronously detect various gases), the light beams are anticlockwise reflected for multiple times in the cavity to form a long light path, and light spots are distributed in a semi-ellipse manner. According to the invention, the spherical mirror does not need to be punched, the processing and coating difficulty is reduced, the debugging error-tolerant rate is improved, the long optical path and miniaturization are both considered, and the method is suitable for related gas detection scenes of the TDLAS technology.

Embodiments of the present disclosure relate to the technical field of computers, and provide a cylindrical surface detection method and apparatus. The method comprises: obtaining a plane detection result corresponding to point clouds to be detected; dividing approximately parallel planes in the plane detection result into plane groups; for each plane group, determining, from said point clouds, a point cloud set corresponding to the plane group and a projection plane corresponding to the point cloud set, wherein point cloud points in one point cloud set and an acquisition device configured to obtain said point clouds are located on the same side of the projection plane corresponding to the point cloud set, and the projection plane is a plane in the corresponding plane group; determining a target point cloud set and a target projection plane from the obtained point cloud sets and the corresponding projection planes on the basis of the projection point distribution of the point cloud sets on the corresponding projection planes; and detecting a target cylindrical surface on the basis of the target point cloud set and the target projection plane. In this way, the cylindrical surface can be detected from the point clouds, and high detection accuracy is achieved.

The application discloses an array antenna applied to three-dimensional multi-target arbitrary power distribution wireless energy transmission, and belongs to the field of wireless energy transmission. The array antenna comprises a transmitting antenna and a receiving antenna, and a plurality of transmitting antenna array units and a plurality of receiving antenna array units are arranged in the transmitting antenna and the receiving antenna respectively. In the transmitting antenna, the distribution of the plurality of transmitting antenna array units is divided into two layers, the transmitting antenna array units in each layer are arranged to form a circle, and an open three-dimensional space is formed. In the receiving antenna, the plurality of receiving antenna array units are distributed on two parallel planes, and the two planes are located at the center of the three-dimensional space formed by the transmitting antenna. The transmitting antenna array unit is a rectangular microstrip patch antenna. The array antenna can meet the application scene of three-dimensional multi-target arbitrary power distribution wireless power transmission.

A movable contact (20) is proposed for an electrical current interruption device (50), comprising: - a first conducting knife (1) and a second conducting knife (2), extending from parallel planes (P1,P2) separated by a distance between them, the conducting knives (1,2) being rotationally linked about a common axis of rotation (R), - a first and second spacer (3,4) configured to maintain a minimum distance between the first knife (1) and the second knife (2), wherein a cross-section (S1,S2) of each knife (1,2) is shaped to: - have an area equal to the area of ​​a reference rectangular cross-section (S1',S2') of the same length (a), and - have a second moment of area greater than the second moment of area of ​​the reference cross-section (S1',S2'), the second moment of area being determined with respect to an axis parallel to the transverse axis (T1,T2) of the knives (1,2). Figure of the abstract: Figure 3

The invention discloses a point cloud registration method and system based on parallel plane group features, and relates to the technical field of registration algorithms, and the technical scheme is characterized in that the method comprises the steps: obtaining preprocessed two-point cloud data; extracting a triad structure descriptor from the preprocessed two-point cloud data, and obtaining a triad structure descriptor of a source point cloud and a triad structure descriptor of a target cloud; kD tree scanning matching is constructed, the most similar triad structure descriptor in the target point cloud is inquired for each triad structure descriptor in the source point cloud, point cloud transformation is calculated, and optimal initial matching is obtained; and performing multi-objective optimization on the optimal initial matching, and screening out the optimal transformation. The registration method mainly points to high-level structure information hidden in a scene structure, and a descriptor formed by plane groups greatly reduces the information calculation amount and the registration transformation number needing to be screened.

Implementations of a semiconductor package may include two or more die, each of the two more die coupled to a metal layer at a drain of each of the two more die, the two or more die and each metal layer arranged in two parallel planes; a first interconnect layer coupled at a source of each of the two more die; a second interconnect layer coupled to a gate of each of the two or more die and to a gate package contact through one or more vias; and an encapsulant that encapsulates the two or more die and at least a portion of the first interconnect layer, each metal layer, and the second interconnect layer.

The utility model discloses a microfluidic system for target object pairing, which comprises a first flow channel, a second flow channel, an oil liquid flow channel, a buffer liquid flow channel, a matching flow channel and a pairing micro valve, a first micro valve, a second micro valve and a buffer liquid micro valve are arranged, the matching flow channel is communicated to the oil liquid flow channel, and the first flow channel, the second flow channel and the buffer liquid flow channel are all communicated to the matching flow channel. The first flow channel comprises a first flow section different from the first micro-valve, the second flow channel comprises a second flow section different from the second micro-valve, and the upper side inner wall surfaces and the lower side inner wall surfaces of the first flow section and the second flow channel are parallel planes, so that the distance difference between different target objects and the upper side inner wall surfaces is reduced; therefore, the flow velocity difference caused by the distance difference is reduced, the stopping range of the target object is further reduced, the pressure of the buffer solution and the volume of the liquid can be correspondingly reduced, and the capturing success rate can be improved.

A memory sub-system includes a memory device comprising a memory array comprising a plurality of planes a processing device configured to detect a boot process of the system subsequent to an occurrence of a power loss event, and initiate a series of multi-plane read operations to identify a last written page of the memory device, wherein the last written page was programmed prior to the occurrence of the power loss event, and wherein at least a portion of the memory device remains unprogrammed.

The invention provides a binocular vision reconstruction method and system for a mobile carrier based on dynamic baseline expansion, and the method comprises the steps: installing an IMU sensor, a GPS positioning device, and two cameras which are in bilateral symmetry on the same parallel plane on the mobile carrier, and carrying out the time synchronization of the two cameras, the IMU sensor and the GPS positioning device; the binocular vision reconstruction method for the mobile carrier comprises the following steps: S1, receiving left and right video frames, IMU attitude data and GPS displacement data collected by two cameras, an IMU sensor and a GPS positioning device at the same time; s2, performing target detection on the left and right video frames to obtain position information of a target in the left and right video frames; s3, motion compensation is carried out on the IMU attitude data and the GPS displacement data, position information of the target in the left and right video frames is converted into a virtual baseline based on motion compensation, depth calculation is carried out, and the depth of the target is obtained; and S4, performing three-dimensional space reconstruction on the target based on the target depth.

The utility model discloses a combined core mould for making carbon fiber roller, which comprises a long strip-shaped supporting core, and an axle head is arranged at the front and rear ends of the supporting core respectively, the two axle heads are coaxially arranged, the upper and lower sides of the supporting core are parallel planes, an upper cover plate is arranged on the upper side of the supporting core, a lower cover plate is arranged on the lower side of the supporting core, in the radial section of the supporting core, the outer contour shape of the combination of the upper cover plate, the supporting core and the lower cover plate is the same as the radial section shape of the carbon fiber roller to be processed and wound, and the upper cover plate and the lower cover plate are respectively connected and fixed with the supporting core through positioning mechanisms. The utility model has the beneficial effect that the core can be separated from the carbon fiber roller by simple operation, and demolding is realized.

A selectively configurable tube-holding apparatus for use in tube-welding system by a frame, defining a recess and a pinching surface; a selector wheel, disposed in the recess and defining first and second pairs of tube holding divots; wherein: the selector wheel is rotatably connected to the frame, each divot of the first pair is of a first gauge different from a second gauge for each divot of the second pair, the selector wheel is rotatable to first and second positions; in the first position, radial centers of the first pair are aligned to be in the parallel plane with the pinching surface the second pair are not, and in the second position, the radial centers of the second pair are aligned to be in the parallel plane with the pinching surface and the radial centers of the first pair are not.

The utility model provides a chip bonding wire three-dimensional measurement system based on an inner cavity reflection camera system. The chip bonding wire three-dimensional measurement system comprises a microscope lens, a reflector cavity, a relay lens, an industrial camera and an illumination module. Two parallel plane mirrors are arranged in the reflector cavity and used for separating a first real image imaged by the microscope lens into three independent light paths to form a three-view virtual image, and the three-view virtual image is transmitted to a photosensitive chip of the industrial camera through the relay lens at the amplification factor of 1: 1, so that three-view images are acquired through single exposure. The system is matched with a computer to carry out optical flow calculation, point cloud fusion and three-dimensional reconstruction, a three-dimensional grid model with texture colors is generated, and high-precision and non-contact measurement of the multi-layer lead shielding structure is achieved. The system is compact in structure, easy and convenient to install and adjust and suitable for on-line detection of bonding and packaging of vehicle-gauge-level chips.

The invention provides a reciprocating type electric knife, and relates to the technical field of electric knives. Comprising an eccentric shaft which comprises a reference shaft section and an eccentric section; the reference shaft section is driven by a power device to rotate around the axis; the eccentric section is sleeved with the first bearing, and two parallel planes are arranged on the outer ring of the first bearing; the first bearing is arranged in the sliding clamping groove and is in sliding fit with the sliding clamping groove through the two planes; the movable rod is fixedly connected with the sliding clamping groove, and a first angle is formed between the extension direction of the movable rod and the extension direction of the sliding clamping groove; and the electric knife is arranged at the tail end of the movable rod and reciprocates along with the movable rod. Through sliding fit of the first bearing and the sliding clamping groove, the movement perpendicular to the axial direction of the movable rod is offset, so that tremor in the direction is avoided, and only the axial movement of the movable rod is reserved; finally, the movable rod transmits the stable axial reciprocating motion to the electric knife.

A number of modular preformed skeletal steel panels are mounted side by side in a row on a building structure to form a composite panel assembly on the building structure. Each modular preformed skeletal steel panel comprises two mesh layers, namely a bottom mesh layer and a top mesh layer supported spaced-apart in parallel planes by intermediate spacers extending between the layers. The bottom layer has a plurality of spaced-apart outwardly projecting splice bars for interengagement with an adjacent preformed skeletal steel panel in the panel assembly thus facilitating interengagement of the modular preformed skeletal steel panels in the composite panel assembly. Each spacer comprises a cross member engaged with the top layer and having outwardly extending legs at opposite ends of the cross member. A lower end of each leg terminates in a foot which engages with the bottom layer. The cross member, legs and feet are all mutually perpendicular.

A glass article is provided that has two plane-parallel main sides, a thickness between the two plane-parallel main sides of less than 3.0 mm, an average near-surface level of damage (ONSL) on each of the two plane-parallel main sides, and an average location-thickness variation (ODS) normalized with respect to the thickness on the specified measuring area. The average near-surface level of damage is less than 2000 damages with an extension of less than 1.0 μm. The specified measuring area is 2×2 mm2. The average location-thickness variation (ODS) normalized is less than 10 nm per μm thickness of the glass article. The average location-thickness variation (ODS) is a difference between a highest thickness and a lowest thickness within the specified measuring area.

Electronic devices and antenna systems / assemblies for mounting in a dash of a watercraft are provided herein. The electronics device comprises a liquid crystal display (LCD) comprising a screen defining a first surface opposing a second surface, and a frame attached to the second surface. The frame is a conductive material. The electronics device further comprises at least one antenna element attached to the frame of the LCD. The at least one antenna element defines a radiating element for transmitting and receiving a wireless signal and a ground portion each extending in parallel planes. The ground portion is attached to and in electrical communication with the frame. The electronics device further comprises a cable extending from the ground of the at least one antenna, wherein the cable enables data communication between the at least one antenna and a printed circuit board.

The application discloses a label printer and a label printing method. The label printer comprises a paper bin for accommodating a label roll paper; an RFID reader-writer comprising a plurality of antennas, the plurality of antennas being arranged in at least two non-parallel planes respectively; and a controller for controlling the RFID reader-writer to identify an RFID label arranged on the label roll paper and controlling a printing operation according to an identification result of the RFID label. The application can solve the problem of identification blind area of a single antenna and improve the identification success rate of the RFID reader-writer.

The utility model provides a connecting mechanism and a connecting piece for realizing double-layer parallel or non-parallel planes and curved surfaces, and the connecting mechanism comprises the connecting piece which is provided with a main body part, and a first end part and a second end part which are far away from each other; the first plate is connected to the first end part; the second plate is connected to the second end part; the outer diameter of the first end and the outer diameter of the second end are smaller than the outer diameter of the body part, the first end extends towards the direction where the first plate is located to abut against an inner wall material of the first plate, and the second end extends towards the direction where the second plate is located to abut against an inner wall material of the second plate. According to the utility model, the first end part and the second end part are respectively provided with the flower tooth part, or one of the first end part and the second end part is provided with the flower tooth part, so that the first plate and / or the second plate can be in interference connection.

The application discloses a reflection type laminated imaging method based on off-axis diffraction and a related device, relates to the field of laminated diffraction imaging, and comprises the following steps: acquiring diffraction images of different scanning positions in a target region of a sample; according to the diffraction images, applying an improved rPIE iterative algorithm to perform diffraction light field reconstruction to obtain the amplitude and phase of the sample reconstruction; and the improved rPIE iterative algorithm refers to replacing a diffraction propagation model in a traditional rPIE iterative algorithm with a parallel plane off-axis diffraction transmission model. In the application, the diffraction propagation model in the traditional rPIE iterative algorithm is replaced with the parallel plane off-axis diffraction transmission model, a relatively simple light field transmission model is established and applied to realize the reconstruction of the reflection type laminated imaging, no complex interpolation calculation is involved, the reconstruction method is simplified, and the reconstruction accuracy is improved from the aspects of the definition, contrast and resolution of the reconstruction result.

A hinge is mountable between two support parts of a flexible electronic device for mounting a flexible display thereon. Each support part includes first, second and third support plates. The hinge includes two rotating units rotatably mounted at two sides of a base seat to be shifted among an unfolded state, a transition folded state and a fully folded state. Each rotating unit includes a primary rotating member, a secondary rotating member, first and second shaft members and a support bracket. In the transition folded state, the first, second and third support plates cooperatively define two parallel planes for resting two halves of the flexible display. During shifting to the fully folded state, the shaft members are inclined to bring the third support plates close to each other such that a distance between the third support plates is smaller than that between the first support plates.

The invention relates to the technical field of photovoltaic module installation, and discloses a folding and unfolding device, which comprises a storage device, which is provided with a storage space and is used for storing a first photoelectric conversion piece and a second photoelectric conversion piece; the carrier is used for bearing the first photoelectric conversion piece and the second photoelectric conversion piece; the telescopic device is arranged on the storage device and is used for driving the carrier to do telescopic action, so that the first photoelectric conversion piece and the second photoelectric conversion piece are moved into / out of the storage device; and the rotating device is arranged on the carrier, and drives the second photoelectric conversion piece to rotate in the process that the first photoelectric conversion piece and the second photoelectric conversion piece are moved out of the storage device, so that the projections of the second photoelectric conversion piece and the first photoelectric conversion piece on the same parallel plane are converted into a non-storage state from a storage state. The effective working area of the photoelectric conversion part is increased, the energy collection efficiency is improved, the high space utilization rate and compact storage are achieved, the device can be integrated on a mobile platform such as an inspection robot, and flexible use and rapid deployment are facilitated.

Disclosed herein is a converter valve assembly (20) for a power grid system, comprising two or more equal groups (6a, 6b, 6c) of prismatic converter cells (3a-j), each group (6a, 6b, 6c) arranged in a respective plane (7a, 7b, 7c) of a plurality of parallel planes spaced apart along a horizontal axis (8). The converter cells (3a-j) in a group (6a) are connected in series, and the groups (6a, 6b, 6c) are connected in series along the axis (8). The prismatic converter cells (3a-j) in a group (6a) are arranged such that, during operation of the converter valve assembly (20), a corresponding voltage difference exists between each converter cell (3a-j) in the group (6a) and its corresponding converter cell (3k-t) in the adjacent group (6b) that is spatially closest to the converter cell (3a-j). Therefore, spacing between the groups can be reduced, thereby reducing the overall volume of the converter valve assembly.

The invention belongs to the field of folding design, and particularly relates to a method for spatial linkage between parallel or approximately parallel planes, which comprises a first plane and a second plane which are parallel or approximately parallel. In the folding process, the first face is converted from the horizontal plane or the approximate horizontal plane to the vertical plane or the approximate vertical plane and the second face is converted from the horizontal plane or the approximate horizontal plane to the vertical plane or the approximate vertical plane to follow up. By designing fewest constraint points on or between the two parallel or approximate planes, linkage of the two parallel or approximate parallel planes can be achieved, implementation of subsequent related industrial design on the structure becomes possible, and the research and development cost is greatly reduced.

A number of modular preformed skeletal steel panels (1) are mounted side by side in a row on a building structure to form a composite panel assembly on the building structure. Each modular preformed skeletal steel panel (1) comprises two mesh layers, namely a bottom mesh layer (2) and a top mesh layer (3) supported spaced- apart in parallel planes by intermediate spacers (4) extending between the layers (2, 3). The bottom layer (2) has a plurality of spaced-apart outwardly projecting splice bars (6) for interengagement with an adjacent preformed skeletal steel panel (1 ) in the panel assembly thus facilitating interengagement of the modular preformed skeletal steel panels (1) in the composite panel assembly. Each spacer (4) comprises a cross member (4a) engaged with the top layer (3) and having outwardly extending legs (4b) at opposite ends of the cross member (4a). A lower end of each leg (4b) terminates in a foot (4c) which engages with the bottom layer (2). The cross member (4a), legs (4b) and feet (4c) are all mutually perpendicular.

A vibrating screen (1) suitable for use in pharmaceutical and food processing includes: a screen support frame (10) having an inner periphery (11) and an outer periphery (12); a screen (20) for solid particles, extending horizontally within the screen support frame (10) and vertically supported by the screen support frame (10); one or more vibrating motors (30) disposed on the outer periphery (12) of the screen support frame (10) and generating vibration components in a direction (z) perpendicular to the screen (20); at least Two internal annular discs (14.1, 14.2, 14.3), each having an inner edge and an outer edge, wherein each of the at least two internal annular discs (14.1, 14.2, 14.3) is mounted to the inner periphery (11) of the screen support frame (10) via its outer edge, wherein the at least two internal annular discs (14.1, 14.2, 14.3) are spaced apart from each other in a parallel plane; an inner sleeve (17) is disposed within a sleeve support frame (10). The inner sleeve (17) is mounted to the inner edges of the two (14.2, 14.3) of the at least two internal annular discs, wherein the upper internal annular disc (14.2) and the inner sleeve (17) of the two internal annular discs have continuous surfaces, and the lower internal annular disc (14.3) of the two internal annular discs has an opening (18) facing the external environment. This device (1) is capable of handling high throughput and meets the highest hygiene standards.

The invention relates to material multi-layer alignment stacking equipment and a stacking method, and belongs to the technical field of industrial automation. The equipment comprises a visual identification module, a bearing lifting module, a feeding module, an alignment module and a discharging module; the visual identification module obtains two-dimensional image information of a material center hole and takes the two-dimensional image information as a reference of center alignment; the alignment module adopts an escapement grabbing unit to cooperatively work with an alignment unit, and the escapement grabbing unit rotates around a first direction through a plurality of claws to grab or put down materials so as to realize stable grabbing and rotation; and the alignment unit drives the grabbed materials to carry out angle and posture adjustment based on a plane detection result through a plurality of position detection subunits and an alignment lifting unit. The problems of slippage and insufficient alignment precision caused by unstable grabbing and non-parallel planes in the stacking process of large-size and heavy-weight materials are solved, and high-precision automatic center alignment stacking is achieved.

This invention belongs to the field of laser technology. It proposes a 10-12 μm tunable diamond Raman laser and a threshold reduction method. A pulsed laser emission system emits a 2.1 μm pulsed laser, which is split into a reflection path and a transmission path by a first polarizer. The reflection path sequentially includes a second half-wave plate, a second polarizer, a first reflecting mirror, and a ring resonator, which outputs a 4.29-4.62 μm laser. The transmission path sequentially includes a third reflecting mirror and a parallel plane cavity, which outputs a 10-12 μm laser. Both types of lasers are injected into the diamond ring cavity via a second and a fourth reflecting mirror, respectively, generating a 10-12 μm tunable diamond Raman laser. This invention utilizes the first-order Raman effect of diamond crystal to obtain long-wave infrared laser in this band, solving the problems of high threshold and low conversion efficiency in existing diamond lasers outputting this laser.