412results about How to ""Easy connection" patented technology

An improved portable media device and methods for operating a media device are disclosed. According to one aspect, the portable media device can also function as a solid-state drive for data storage. The form factor of the portable media device can be hand-held or smaller, such that it is highly portable. The portable media device can use one or more status indicators. The portable media device can also include a peripheral bus connector, a rechargeable battery, and one or more input devices. According to another aspect, the portable media device has the capability to store media device status information in persistent memory before powering down. Thereafter, when the portable media device is again powered up, the stored media player status information can be retrieved and utilized. According to still another aspect, the portable media device can form and/or traverse a media asset playlist in an efficient manner.

A multilayer capacitor which can prevent chattering noises from occurring and improve the packaging density and packaging yield, and a method of manufacturing a multilayer capacitor are provided.

Even when an electrostrictive vibration is generated in this multilayer capacitor upon voltage application, a joint surface of a metal terminal can flex, so as to mitigate the electrostrictive vibration, thereby preventing chattering noises from occurring. The joint surface is formed with a cutout and thus can fully secure its flexibility. In this multilayer capacitor, a step formed by a terminal connecting surface, a substrate connecting surface, and the joint surface is positioned within an area overlapping a capacitor element body as seen in the laminating direction of dielectric layers. Therefore, solder fillets do not protrude out of the capacitor element body, whereby the packaging density on a mounting substrate K can be improved. The state of solder fillets is easy to see from the outside, and a connection yield can also be secured.

A wheelchair holding device for holding a wheelchair at a wheelchair holding area of a vehicle is movable between a storage position and a wheelchair holding position, where at least a portion of the wheelchair holding device is positioned at the wheelchair holding area. The wheelchair holding device includes an attachment element that is configured to attach to a wheelchair positioned at the wheelchair holding area. The wheelchair holding device is interconnected to a support member or seat of the vehicle and is moved toward the wheelchair holding position as the support member is moved toward the non-use position.

The invention relates to a lead shear damper used in seismic control of buildings, which comprises a upper and a lower cover plate 1, and a sliding plate 2; wherein, the two cover plates 1 are respectively covered on the upper and the lower surface of the sliding plate 2; the contact surfaces of the two cover plates 1 and the sliding plate 2 are respectively provided with a groove, and the four grooves have opposite position, same size, and form a upper and a lower cavity in which the shear lead 3 is embedded directly. A plurality of screws 5 pass through the two cover plates 1, and the screws 5 are locked by a plurality of locknut 4 to fix the two cover plates 1, the sliding plate 2 between the two cover plates 1, and the shear lead 3. The lead shear damper used in seismic control of buildings has the advantages of simplifying the shear lead cylinder of the prior art into a shear lead block, simplifying the connection of the lead block and the cover plate since the shear lead embedded directly in the groove of the cover plate and the sliding plate, having simple structure, processing conveniently, reducing manufacturing cost, keeping the hysteretic performance, and having high application value.

The invention relates to wheel for a vehicle comprising, inside the wheel:

• • a housing having a first side for mounting to a vehicle,
  • an electrical motor for driving movement of said vehicle, said electrical motor comprising a stator rotation-fixedly connected to said housing and a rotor rotationally coupled to said stator and having an axis of rotation, said stator being arranged within said rotor, and
  • a brake drum, forming an integral piece of equipment with the rotor.

The invention further relates to a vehicle provided with such a wheel and a method and an adapter plate for mounting such a wheel to a vehicle, and to such a wheel having a rim system in which the rim forms an integral part with said rotor and with a brake drum of the brake system, i.e. forming one integral price of equipment.

This slide device comprises a first tension member connected to a distal end of an opening cable, a second tension member connected to a distal end of a closing cable, a lower roller bracket rotatably mounted on a sliding door, a first pin disposed at a front portion of a lower roller bracket, and a second pin disposed at a rear portion of the lower roller bracket. The front of the first tension member is rotatably connected to the first pin and the rear of the second tension member is rotatably connected to the second pin. The first tension member and the second tension member overlap with each other.

The invention discloses a method and a device for intelligently disconnecting wifi (wireless fidelity) hot points. The method for intelligently disconnecting wifi hot points comprises the following steps: a, when the wifi hot points are selected to be connected, automatically connecting to a test website through a network provided by the wifi hot points; b, when being unsuccessfully connected to the test website, generating time interval for being reconnected with the test network; c, after the time interval, reconnecting to the test website; and d, when being unsuccessfully connected to the test website, automatically disconnecting the wifi hot points. According to the method, through judging whether the wifi hot points can be connected with the internet or not, the intelligent disconnection with unavailable wifi hot points can be realized, thereby facilitating connection with available wifi hot points.

A semiconductor device of the present invention is provided with a terminal for connecting a plurality of buses to the outside of the semiconductor device, a bus interface circuit for treating the plurality of buses as the same bus within the semiconductor device and a controller connected to the bus interface circuit.

The invention discloses an adapter. The adapter comprises a male connecting seat and a female connecting seat, wherein the male connecting seat is provided with a male connecter, a male connecting terminal and a magnetic element; the female connecting seat is provided with a female connecter, a female connecting terminal and a magnetic element; when the male connecting seat and the female connecting seat are sucked together through the magnetic elements, the male connecter and the female connecter are electrically connected through the male connecting terminal and the female connecting terminal; the male connecting seat is connected with an input port of equipment while the female connecting seat is connected with an output port of the equipment; and the male connecting seat and the female connecting seat are automatically sucked together through the magnetic elements. The adapter has the advantages of not changing the standard structures of the traditional input port and output port, along with convenient and quick connection.

The invention discloses a three-axis permeability test and CO2 displacement simulation test device, and belongs to the field of coal bed gas exploitation. The device is composed of a model system (1),a gas control system (2), a temperature control system (3), a three-axis loading system (4), a vacuumizing system (5), a gas sample collecting system (6), and an electrical controlling and monitoringsystem. The gas control system (2) supplies gas for a test. The temperature control system (3) controls the temperature of the test. The three-axis loading system (4) supplies confining pressure andaxial pressure. The gas sample collecting system (6) collects a gas sample and analyzes the gas components. The electrical controlling and monitoring system monitors the test. The device can simulatethe CO2 displacement process in a lab; moreover, by measuring the pressure pulse applied on the inlet end of a rock sample, the attenuation data can be obtained, and then the permeability of rock sample is calculated. The device has the advantages that the temperature control precision is high, the temperature fluctuation is small, and the device is easy to control and install and is safe and reliable.

An exchangeable cutting head that is inserted into a mounting hole formed on a tool body, screwed on a mounting screw section provided on a bottom portion of the mounting hole, and is attached removably to the tool body, the exchangeable cutting head includes: a cutting head body including: a cutting portion provided at a front-end section; a mounting portion provided at a rear-end section and inserted into the mounting hole; and an engaging hole having an inner-peripheral face on which a recessed portion is formed, the cutting head body being made of a hard material; and a connection member including: a shaft portion that is inserted into the engaging hole, includes an outer periphery attached firmly to the inner-peripheral face of the engaging hole, and is engaged with the inner-peripheral face; a head screw section screwed with the mounting screw section; and a hole section formed inside of the head screw section and the shaft portion and along a center line of the shaft portion, the connection member being made of a metal material having a degree of hardness lower than a degree of hardness of the hard material and the connection member being connected to the cutting head body.

The invention provides a system and method for data synchronization between heterogeneous databases and a storage medium. The method is applied to a data synchronization process between heterogeneousdatabases. The system comprises an acquisition plug-in unit, a write-in plug-in unit and a data processing center, the plurality of databases are connected with the data processing center in a star mode through the acquisition plug-in unit and the write-in plug-in unit; the data processing center comprises a plurality of synchronous execution nodes; the plurality of synchronous execution nodes carry out data synchronization in a distributed execution mode; the adapter is adopted to adapt to collection and writing of various heterogeneous databases; a unified intermediate data format is adoptedfor transmission; connection between different source ends and target ends is simplified, the data collection efficiency is improved, the expansibility is very high, receiving, distribution, receiving and load balancing of synchronous tasks are achieved through a unified synchronous task controller, data synchronization operation is executed in parallel in a multi-channel mode, and therefore theexecution efficiency is further improved.

A pump connector device includes two or more sleeves engaged into a housing for receiving inflation valves, a mobile member engaged in the housing for compressing the sleeves to grasp the inflation valves, two or more valve elements engaged into the sleeves for engaging with the inflation valves, a casing slidably engaged in the housing and having a conduit and two or more spaces for receiving the valve elements and for forcing the mobile member to compress the sleeves to grasp the inflation valves, the inflation valves may disengage the valve elements from the mobile member for allowing the pressurized air to flow into the mobile member when the mobile member and the sleeves are compressed by the casing.

The invention discloses a pipe holding machine, and belongs to the field of wind power installation machinery. The pile holding device comprises a mounting seat, a main pushing mechanism and a clamping arm assembly. The clamping arm assembly comprises a first clamping arm, a second clamping arm, a third clamping arm, a first pile holding cylinder, a second pile holding cylinder, an opening and closing cylinder, a plurality of correction cylinder assemblies and a boom cylinder assembly. The boom cylinder assembly includes a boom cylinder, a fixed arm and a boom. When the first pile holding cylinder, the second pile holding cylinder and the opening and closing cylinder are extended, the first clamping arm, the second clamping arm and the third clamping arm are closed, after the clamping armsare closed, the elongation length of the correction cylinder assemblies is adjusted, and the verticality of a foundation pile is adjusted in time. When a certain height difference occurs when the second end of the second clamping arm and the second end of the third clamping arm are closed, the height adjustment of the second end of the third clamping arm is achieved by the boom cylinder, so thatthe second end of the second clamping arm and the second end of the third clamping arm is kept on the same plane to facilitate the connection between the second end of the second clamping arm and thesecond end of the third clamping arm, the operation is simple, and time and labor are saved.

The invention discloses a method for testing single event effect of an on-chip system. The method includes: dynamically testing single event effect of a register, a high-speed data cache D-cache, an integer operation unit ALU, a floating-point operation unit FPU, direct memory access DMA, an off-chip memory, an on-chip memory and a peripheral unit in a microprocessor of the on-chip system; mainly testing the above function modules dynamically, namely testing occurrence number of single event effect, error data and working current changing condition of the function modules in irradiation environment. By the method, single event effect of different function modules inside the on-chip system can be tested online accurately.

A variable pliability actuator for moving a movable component and including rotary electric motors, an output shaft rotated by the motors, around a rotation axis an elastic transmission system for transferring motion from the motors to the output shaft and for varying the pliability of output shaft, a control unit for adjusting that pliability through the elastic transmission system, and a holding structure defining an outer surface and an inner volume for holding the electric motors, elastic transmission system, output shaft and control unit. The holding structure has a driving output controlled by the output shaft and rotates the movable component, at least one stiff coupling element for enabling a stiff connection of the holding structure, and a support output opposite to the driving output and substantially coaxial with the rotation axis to partly house and stabilize the rotation of the movable component.

The invention discloses a CO2 displacement simulated testing method and belongs to the field of coal bed gas exploitation. A rock sample is placed in a model system (1), pressure pulse is applied on the rock sample; a gas control system (2) supplies test gas to the model system (1); a temperature control system (3) controls the temperature of the model system (1); a three-axis loading system (4) applies a confining pressure and an axial pressure on the rock core clamp of the model system (1); a vacuumizing system (5) vacuumizes the testing device; a gas sample collection system (6) detects thegas components after the test; and an electric controlling and monitoring system monitors the test process. The method comprises following steps: filling a sample into a tank, checking the air tightness, simulating the displacement, and cleaning the test system. The provided method can simulate the high temperature and high pressure environment in a deep coal layer in a lab; by applying pressurepulse on the rock sample inlet port, a simulated CO2 displacement test can be realized; the test efficiency is high, the external influence on the test is small, and the test result is more accurate.

An electronic apparatus includes a keyboard unit, a first circuit board, and a first electronic component. The keyboard unit includes a plate that includes a front surface and a bottom surface facing each other and a first coupling portion protruding from the bottom surface, and a plurality of keys provided on the front surface side of the plate. The first circuit board is provided to face the bottom surface via the first coupling portion and includes a second coupling portion to be coupled with the first coupling portion and a first front surface as a surface on a side that faces the bottom surface. The first electronic component is mounted on the first front surface of the first circuit board.

The invention relates to an intelligent shore power system which comprises a variable-frequency power source, a switching network and an electric reactor. The variable-frequency power source comprises a rectifying module, an inversion module, a bus, a variable-frequency power source controller, a communication module and a power grid sampling module, wherein the rectifying module, the bus, the inversion module, the variable-frequency power source controller, the power grid sampling module, the switching network and the electric reactor are sequentially connected; the power grid sampling module obtains external ship power grid information in real time and transmits the external ship power grid information to the variable-frequency power source controller, the variable-frequency power source controller controls the switching network to switch power grid systems to be matched with a ship power grid according to the external ship power grid information, and shore power grid information is generated; when the external ship power grid information and the shore power grid information are the same, the variable-frequency power source controller controls the inversion module to be connected with the electric reactor, and after voltage is stabilized, the variable-frequency power source controller controls disconnection of an external marine auxiliary machine and the ship power grid through the communication module.

The present invention discloses an optical transmission line constructing method comprising the steps of connecting a plurality of optical fibers differing from each other in terms of a transmission characteristic; making inspection light incident on an entrance end of the connected plurality of optical fibers; detecting, on the entrance end side, respective return light components of the inspection light occurring at individual positions of the plurality of optical fibers in its longitudinal direction; evaluating a characteristic information distribution of return light in the longitudinal direction of the plurality of optical fibers; and constructing an optical transmission line according to a result of the evaluation.

The invention provides a connecting structure of a section steel support and a concrete support. The connecting structure comprises an H section steel support, an H steel structure connecting piece and a reinforced concrete support, and is characterized in that the steel structure connecting piece and the reinforced concrete support are stacked together horizontally; a pre-buried connecting bolt is arranged on the reinforced concrete support; one side of the steel structure connecting piece is connected with the reinforced concrete support through the pre-buried connecting bolt in a detachable manner; and the other side of the steel structure connecting piece is connected with the section steel support through a detachable high-strength bolt. The section steel support and the reinforced concrete support are combined in a foundation pit supporting plane, reinforced concrete structures are adopted in longer diagonal braces or angle braces and irregular rim positions, and section steel structures are adopted in regular rims and the positions of shorter diagonal braces or angle braces. Connection contacts have the advantages of high shear strength, recycling and reusing of section steel and the like, are convenient and fast to connect, and can achieve the purposes of construction period reduction, construction cost reduction and low carbon and environmental protection of the foundation pit supporting engineering.

The invention provides a power battery and high-voltage distribution box integrated control system for a blade electric vehicle. The system comprises a battery pack lower shell box with a battery pack internally installed. The battery pack lower shell box seals the battery pack through a battery pack upper shell cover and a battery pack fixing support. A power battery positive electrode and a power battery negative electrode are arranged in the battery pack lower shell box. A manual maintenance power-off switch is arranged between the power battery positive electrode and the power battery negative electrode. The power battery positive electrode is connected with the contact switch input end of an MCU pre-charging relay, the contact switch input end of a quick charging relay, the contact switch input end of a general positive relay, the contact switch input end of a slow charging relay and the contact switch input end of an electric heating relay in parallel through wires. The power battery negative electrode is connected with the contact switch input end of a general negative relay. The power battery and high-voltage distribution box integrated control system has the beneficial effects that the production cost of the electric vehicle can be reduced, the dead weight of the electric vehicle is reduced, and the installation space of the electric vehicle is saved.

The invention discloses an integrated assembly type residential system and a construction method thereof. The integrated assembly type residential system comprises at least one room formed by encircling of a plurality of walls, wherein each room is provided with at least one wall with a hole; each wall is formed by at least one integrated wall, each integrated wall comprises a skeleton arranged vertically and an inner filling wall arranged between the skeletons, the skeleton comprises end stand columns arranged at two end parts of the wall, and the end stand columns of two adjacent integrated walls are fixedly connected with each other; and a concave profile steel is arranged between two adjacent integrated walls in the vertical direction, and the profile steel and a floor slab form an integrated structure, or the profile steel and an integral cast-in-place concrete layer cast on a pressure bottom mold form an integrated structure. The integrated assembly type residential system is low in cost, high in construction efficiency and high in reusability.

The invention is suitable for the field of a teaching device of electronic circuit technology and provides a modularized single-chip microcomputer experiment box. The modularized single-chip microcomputer experiment box comprises a box body. The box body is provided with function modules, a power module and a plurality of connection lines. The box body comprises an upper cover and a bottom housing for storing the function modules and the connection lines. The upper cover is arranged on the bottom housing, and the upper cover is equipped with an operation panel for detachably mounting the function modules. Through the bottom housing, the function modules and the connection lines are stored in the bottom housing; through the operation panel, when single-chip microcomputer experiment teaching is to be carried out and required functions are to be demonstrated, one only needs to take the selected function modules out of the bottom housing, and then, mounts the function modules to the operation panel, and finishes connection through the connection lines, so that simple and convenient connection is realized, and the selected function modules are not influenced by other un-selected function modules; and besides, when a new function is to be demonstrated, one only needs to add a new function module, thereby facilitating expanding and meanwhile, facilitating maintenance of each function module.

The invention discloses a three-axis permeability testing method, and belongs to the field of coal bed gas exploitation. A rock sample is placed in a model system (1), then pressure pulse is applied on the rock sample; a gas control system (2) supplies test gas to the model system (1); a temperature control system (3) controls the temperature of the model system (1); a three-axis loading system (4) applies confining pressure and axial pressure on the rock core clamper of the model system (1); a vacuumizing system (5) vacuumizes the test device; a gas sample collecting system (6) detects the gas components after the test; and an electrical controlling and monitoring system monitors the test process. The method comprises following steps: filling a sample into a tank, checking the airtightness, carrying out a permeability test, and cleaning the test system. The provided method can simulate a high temperature and high pressure environment of a deep stratum in a lab; pressure pulse is applied on the inlet end of a rock sample, the attenuation data of pressure pulse can be obtained, and then the rock sample permeability is calculated based on the attenuation data. The test efficiency ishigh, the external interference is little, and the test result is more accurate.

[Problem]

An object of the present invention is to provide a motor having a configuration that includes plural openings which are disposed in a circumferential direction on a case bottom surface and are pulled-out bus bar terminals, and is directly connected between a control board and bus bars by using a simple procedure, and to an electric power steering apparatus and a vehicle equipped with the motor.

[Means for Solving the Problem]

The present invention is a motor that an outer periphery is enclosed in a case and wirings are implemented at an anti-load side, comprising: a configuration that includes plural openings which are provided in a circumferential direction on a case bottom surface at the anti-load side and allow bus bar terminals to protrude therefrom, and openings which have an almost same shape of the plural openings and are disposed at a predetermined interval in a similar shape are added as needed.

The invention relates to a projection switching system and a projection switching method for teaching. The projection switching system comprises at least one teacher terminal, at least one student terminal, at least one converter, at least one projector and a campus wireless network. The teacher terminal is connected with the converter through a video wire and sends a wired projection request to the converter. The student terminal is used for sending a wireless projection request to the converter through the campus wireless network. The converter receives and transmits the wired projection request sent by the teacher terminal and the wireless projection request sent by the student terminal to the projector. The projector correspondingly achieves teacher terminal wired projection or student terminal wireless projection. According to the projection switching system and the projection switching method, whether a wired connection or a wireless connection is carried out, the projection can be used only through the connection of a local area network, practicality is achieved more, better interaction can be achieved in a teaching process, and teaching quality is improved.

The invention relates to the technical field of bridge construction and discloses a fabricated steel bridge. The fabricated steel bridge comprises a left truss, a right truss and cross beams, whereinthe cross beams are paved with bridge plates, and the bridge plates comprise first sub-plates and second sub-plates which are sequentially arranged in the length direction of the bridge; first bolts are arranged on the ends, close to the second sub-plates, of the first sub-plates, and second bolts are arranged on the ends, close to the first sub-plates, of the second sub-plates; each first sub-plate is slidingly connected with an insert in the length direction of the bridge, an insertion hole for the insert to be inserted is formed in each second sub-plate, each insert is provided with a wedgeblock positioned in the corresponding first sub-plate, the lower side of each wedge block is provided with an inclined plane inclined downward toward the direction of the corresponding insertion hole, the side, far away from the second bolt, of each wedge block abuts against the first bolt, and a nut matched with each first bolt abuts against the upper side of the corresponding wedge block. The sub-plates are connected, so that the sub-plates form a whole to prevent the sub-plates from shifting or falling off after the connection between the sub-plates and the cross beams is loosened or fallsoff, thus reducing potential safety hazards.

The invention aims at providing a method for establishing connection between equipment based on identifiers and the equipment, wherein the method comprises the following steps: first equipment acquires a first identifier which is allocated for the first equipment by network equipment; a shorter second identifier is generated according to the first identifier; the second identifier is supplied for a user, so that second equipment can establish connection with the first equipment according to the second identifier; the second equipment acquires the second identifier which is provided by the first equipment and is inputted by the user; the first identifier of the first equipment is acquired based on the second identifier; and the connection from the second equipment to the first equipment is established according to the first identifier. Compared with the prior art, through inputting the second identifier of the first equipment into the second equipment, the connection between the first equipment and the second equipment is established, so that the portable connection between a mobile terminal and other computing equipment is realized, and the usage experience of the user is improved.

The invention provides a pressure-balancing valve for an irrigation system, which is characterized in that: a valve body for connecting a water inlet/outlet pipe is provided with an interceptor plate and an overflow hole; a valve core arranged in the valve body consists of a cylinder body, a piston and a limit spring; a cone of an end part of the piston fits with the overflow hole; and water inlet channels are arranged among the piston, the cylinder body and the valve body. The pressure-balancing valve has simple structure, can be conveniently connected to each branch pipe of the irrigation system, and automatically balance water inlet pressure to keep the flow in an irrigation pipe consistent.