58results about How to "Avoid long work" patented technology

A bone cement mixing and delivery system is provided in which separate components of bone cement are mixed together in a mixer to form a bone cement mixture. The mixer includes a mixing paddle and a mixing shaft connected to the mixing paddle. A motor operatively engages the mixing shaft to rotate the mixing shaft and the mixing paddle to mix the components in a mixing chamber. The motor also operatively engages a transfer mechanism. After a predetermined mixing period has elapsed, the motor automatically actuates the transfer mechanism to transfer the mixture to a delivery device. The mixture is then delivered to a target site, such as a vertebral body of a patient or other anatomical site.

The invention discloses a fluid-driven impactor, a power transmission mechanism for the impactor and the use of the impactor. In the prior art, the working life of the impactor is short, since a rubber primary seal and an upper fluid-diverging lid for the fluid-driven impactor are both liable to erosion and the efficiency in transmitting power is low due to the complexity of the power transmission mechanism. In order to increase the drilling speed and / or extend the life of the impactor, the side cavity passage is formed in such a way that the inner wall of the outer pipe is isolated from the side cavity passage in a watertight manner without the use of the rubber primary seal. The loss in transmitting power is minimized by integrating the anvil of the power transmission mechanism and the lower joint. The problem of abrasion of the fluid-diverging hole is overcome and the nozzle can be used with different fluid flow by mounting a replaceable nozzle in the upper fluid-diverging lid, the nozzle selected from a series of nozzles with various inner diameters and made of a material more wearable than the material for diverging lid the upper fluid.

The invention provides a direct current power supply system for a transformer substation and a control method thereof. The direct current power supply system comprises a centralized monitoring module, a direct current operation power module, an uninterruptible power supply (UPS) power module, an inversion power supply module, a communication power supply module and a lithium iron phosphate energy storage module; each module of the direct current power supply system is connected to a common direct current bus through a relay switch, and redundancy backup of each module is realized in a mode that each module is connected in parallel to the common direct current bus through a multi-submodule; the modules of the direct current power supply system are connected with the centralized monitoring module through a controller area network (CAN) communication bus; the centralized monitoring module collects the running state information of each module and manages the modules of the system uniformly; and a battery is charged or discharged slightly through intelligent coordination control, and on-line automatic maintenance of the battery is realized. The invention has the advantages that: the system has high reliability, high shock load resistance, no maintenance, small floor area, energy conservation and environmental friendliness; and the service life of the battery is prolonged and the performance of the battery is improved by the intelligent coordination control method.

A bone cement mixing and delivery system is provided in which separate components of bone cement are mixed together in a mixer to form a bone cement mixture. The mixer includes a mixing paddle and a mixing shaft connected to the mixing paddle. A motor operatively engages the mixing shaft to rotate the mixing shaft and the mixing paddle to mix the components in a mixing chamber. The motor also operatively engages a transfer mechanism. After a predetermined mixing period has elapsed, the motor automatically actuates the transfer mechanism to transfer the mixture to a delivery device. The mixture is then delivered to a target site, such as a vertebral body of a patient or other anatomical site.

An LNG tanker is provided which can have larger tank capacity for its hull size, be easily built, and reduce the sloshing in membrane type tanks during a heavy weather. The foremost LNG tank is made in a spherical independent type (24), and each of subsequent tanks is made in membrane type (26). The membrane type of tank has heat insulating material on the inner shell of a double hull with its surface covered by membranes. During the voyage, the liquid cargo (LNG) in the spherical independent type tank is transferred to membrane type of tanks, thereby to compensate LNG losses caused by generation of boil-off gas in the membrane type tanks.

Apparatus and method for painting objects equipped with a painting head to paint the objects, and a movement member to move the objects through the painting head. The apparatus comprises working members arranged upstream and in line with the painting head to perform a treatment on the objects before they are introduced into the painting head, and a drying member arranged downstream and in line with the painting head in order to dry other objects after they have been painted.

A paintball gun comprises: a body defining a gas storage chamber for connection to a source of pressurized gas, a breech into which paintballs can be loaded, and a hammer chamber; a bolt slidable in the breech and having a bolt inlet port; a hammer slidable in the hammer chamber and connected to the bolt; and a poppet valve comprising a valve body defining a valve inlet connected to the storage chamber, a valve outlet connected to the breech, and a blow back port connecting the inlet to the hammer chamber, and a valve member slidable in the valve body and movable between an open position, in which it allows gas to flow from the storage chamber through the valve inlet to the valve outlet, and a closed position in which it closes the valve, and a pair of magnets arranged to bias the poppet towards the closed position.

The invention provides a power source used for an electric vehicle. The power source comprises a high-voltage battery and a direct current converter. The direct current converter comprises a power source input anode end, a power source input cathode end, and an enable signal end used for starting the direct current converter. The anode end of the high-voltage battery is electrically connected with the power source input anode end. The cathode end of the high-voltage battery is electrically connected with the power source input cathode end. A start controlling relay is arranged between the anode end of the high-voltage battery and the enable signal end. The direct current converter comprises a direct current converting module, an equipment power supply power source output end, and a normal power source output end. The normal power source output end can still provide power for constant electric equipment under the condition that the direct current converting module does not work.

An optical pickup having a plurality of objective lenses. At least one of the plurality of objective lenses is configured so that a type of wavefront error mainly generated by a tilt of the at least one of the plurality of objective lenses is the same as a type of a wavefront error mainly generated by an angle at which light is incident upon the at least one of the plurality of objective lenses.

A paintball gun comprises: a body defining a gas storage chamber for connection to a source of pressurized gas, a breech into which paintballs can be loaded, and a hammer chamber; a bolt slidable in the breech and having a bolt inlet port; a hammer slidable in the hammer chamber and connected to the bolt; and a poppet valve comprising a valve body defining a valve inlet connected to the storage chamber, a valve outlet connected to the breech, and a blow back port connecting the inlet to the hammer chamber, and a valve member slidable in the valve body and movable between an open position, in which it allows gas to flow from the storage chamber through the valve inlet to the valve outlet, and a closed position in which it closes the valve, and a pair of magnets arranged to bias the poppet towards the closed position.

A work system includes a robot control device, a robot, an image processing device, and an imaging device. The robot control device controls an operation of the robot using a teaching point. The image processing device acquires an image by controlling the imaging device and capturing an image of a workpiece at the teaching point, and stores image data after imaging in association with data of an operation position of the robot corresponding to the teaching point. When a user performs work restoration, the image processing device performs a process of assisting with setting of work restoration by performing control for acquiring an image captured by the imaging device at the operation position of the robot during work restoration and displaying a difference between the image and the stored image.

A method for fabricating field emission cathode, a field emission cathode, and a field emission lighting source are provided. The method includes: forming a catalyst crystallite nucleus layer on the surface of cathode substrate by self-assembly of a noble metal catalyst, growing a composited nano carbon material on the cathode substrate by using a TCVD process, in which the composited nano carbon material includes coil carbon nano tubes and coil carbon nano fibers. The measured quantity of total coil carbon nano tubes and coil carbon nano fibers is higher than 40%. The field emission cathode is fabricated by the aforementioned method, and the field emission lighting source includes the aforementioned field emission cathode.

A case includes a bottom plate, a back plate, and side plates. The side plates have formed positioning pins. A pressing assembly is disposed on the case including a platform and a press plate, and the platform has a bump. A frame includes a dock bracket and a seat bracket. The dock bracket has a positioning hole, and the seat bracket has a through hole. The dock bracket is positioned by the through positioning hole clamping with the positioning pin, and the seat bracket is positioned through rotating the press plate for pressing the through hole and the bump so as to simplify the assembly of a chassis structure for fixing interface cards.

A short (60-70 mm) endonasal speculum for performing operations within and around the sellar region of the human head includes two side members each of which is composed of a handle and an elongated blade. The handles are attached to each other by a hinge and one of the handles includes a variable dilation control that is used to open the speculum. The elongated blades are arcuate in cross section and have distal ends that are opposed to each other in a trapezoidal configuration, either up or down, which permits greater visualization and access into the regions above and below the sella and greater instrument maneuverability within the speculum.

Embodiment of the present invention provide a technique for carrying out work in a short time to prevent without fail data stored in a read / write device from leaking to persons other than an authorized user. There are provided a read / write device, and a format management method for managing a format of data stored in the read / write device. A given change factor is specified for a format of data stored in the read / write device. A format change judgment part for judging whether or not the change factor exists is provided in the read / write device or in a host device connected to the read / write device. Then, a given offset coefficient is generated for a format table according to an instruction from a format change judgment part, and a different format table is generated according to the generated offset coefficient and the format table.

A rotary mold type injection molding machine and a method for exchanging molds of a rotary mold type injection molding machine. The rotary mold type injection molding machine includes a fixed platen, a movable platen which is opened and closed in a horizontal direction with respect to the fixed platen, and a rotary table to which a plurality of molds is mounted and which is rotatably provided on one of the fixed platen and the movable platen. The rotary mold type injection molding machine further includes: a mold member which is configured of a plurality of molds and mold mounting plates to which the plurality of molds is mounted; and a mounting portion which is provided on the rotary table provided on one of the fixed platen and the movable platen and on which the mold mounting plate is mounted when the mold member is fixed.

A turnout for a railway track having a raised track surface to provide a path along which the wheels of a train can travel from one railway track to another. The raised track surface is of a sufficient height such that the wheels of the train are arranged to clear each railway track being crossed. The turnout facilitates Single Line Working on a second railway track to clear a first railway track for maintenance or other purposes. Pot sleepers for supporting rails of a railway track and a method of installing them is also provided.

The invention provides a British and American literature knowledge learning and memory assisting device, and relates to learning assisting devices. The upper portion of the upper surface of a plate body is provided with a groove, a word group training plate is arranged in the groove, a plurality of slip grooves are arranged on the word group training plate, a plurality of slip alphabet blocks arearranged in the slip grooves, and front ends of the slip grooves are provided with a plurality of annual sliding grooves connected with the slip grooves; and the middle portions of the annular slidinggrooves are provided with word group spelling display grooves connected with the annular sliding grooves, the word group training plate above the annular sliding grooves is provided with a notch, anda word group reminding device is arranged in the notch. The British and American literature knowledge learning and memory assisting device enables hand disability or cerebral palsy children to learnEnglish and assists the children to do hand rehabilitation training at the same time, thus, the English learning and rehabilitation training can be carried out together without affecting each other soas to make full use of time; and the assisting device helps the children to memorize English vocabularies and enables learning of the English vocabularies to be interesting at the same time, so thatexcessive bored learning process can be avoided.

The invention relates to a method for manufacturing the impeller of a centrifugal, that is, a radial compressor or radial blower, said impeller being mounted directly on the shaft of an electric motor. An essential feature of the invention is that the composite material impeller is made using an RTM process, wherein the RTM mold has a core and accurately trimmed fabrics placed therein in such a manner that the fabric layers, or preforms, are pulled onto the core thus achieving a maximally optimized use of materials in the structure.

Embodiments of the present invention disclose a charging and discharging management apparatus and a mobile terminal. The charging and discharging management apparatus may include a charging and discharging management chip, primary battery positive and negative electrode contacts, secondary battery positive and negative electrode contacts, and electronic switches connected to the primary battery positive and negative electrode contacts and the secondary battery positive and negative electrode contacts, a detecting unit configured to detect in-place states of a primary battery and a secondary battery, and an electronic switch controlling unit connected to the detecting unit and configured to control the electronic switches to be on / off according to the in-place states of the batteries to enable the charging and discharging management chip to perform charging and discharging management for a battery in place.

The invention relates to a power harmonic suppression device. A harmonic calculation circuit receives a power line harmonic distortion rate signal detected in real time; the power line harmonic distortion rate signal and a total current signal are subjected to product operation when a sampling period arrives,so that harmonic current is output; the harmonic current enters a pulse width modulation circuit; and when the harmonic current is small, the harmonic current is converted into a PWM signal through a first voltage frequency conversion circuit, and the PWM signal is subjected to buffering and sampling maintaining, a driving pulse is outputted to a first power module so as to be subjected to harmonic current compensation; when the harmonic current is large, the harmonic current drives the first power module and a second power module through the first voltage frequency conversion circuit and a second voltage frequency conversion circuit to carry out balance compensation on the harmonic current; when the change rate of the harmonic distortion rate signal is small, on one hand, a pulse width compensation circuit directly compensates the harmonic current by adjusting the pulse width of the first voltage frequency conversion circuit and the second voltage frequency conversion circuit, judges whether pulses before and after sampling maintaining are consistent or not through an exclusive-OR gate, adjusts the pulse width of the second voltage frequency conversion circuit when the pulses are consistent, and adjusts the second power module to compensate the harmonic current.

The invention discloses a neighbor cell determination method and device, network equipment, a terminal and a storage medium. The method comprises the following steps: determining indication information, wherein the indication information is used for indicating whether the type of a 4G neighbor cell corresponding to a serving cell covered by the network equipment is a cell supporting a non-independent networking (NSA) mode; sending the indication information, wherein the terminal determines a 4G neighbor cell with priority measurement based on the indication information.

The invention discloses an automatic image acquiring magnetic particle flaw detector for train axles. The automatic image acquiring magnetic particle flaw detector for the train axles comprises a darkroom, wherein a hanger support and a magnetic particle flaw detector body is arranged in the darkroom. The magnetic particle flaw detector body comprises a magnetic suspension spraying mechanism, an open-close type electromagnetic coil, a linear guide rail, a workpiece clamp, a rotation driving mechanism and a linear driving mechanism, wherein the open-close type electromagnetic coil is installed on a sliding block, the workpiece clamp is used for clamping the workpiece which is sleeved in the open-close type electromagnetic coil when flaws are detected, the rotation driving mechanism is used for driving the workpiece to rotate, the linear driving mechanism is used for driving the open-close type electromagnetic coil to move along the linear guide rail, image acquiring mechanisms arranged in a straight line is installed on the hanger support, and two parallel ultraviolet light illuminating lines are symmetrically arranged on the two sides of the straight line. The automatic image acquiring magnetic particle flaw detector for the train axles can facilitate the judge on whether flaws exist on the workpiece or not of an operator outside the range of the darkroom, and avoids the long-term work of the operator under an environment with ultraviolet rays.

The invention provides a biological feature recognition device which is used for performing biological feature recognition based on three-dimensional data on a visitor to verify the identity of the visitor. The biological feature recognition device comprises a first sensor, wherein the first sensor is used for acquiring image information of a scene; a second sensor which is used for acquiring depth information of the scene; and a processor which is used for judging whether a preset verification starting condition is met or not according to the acquired image information and / or depth information, executing identity recognition based on the three-dimensional data under the condition that the verification starting condition is met, and keeping the identity recognition based on the three-dimensional data in a stop state under the condition that the verification starting condition is not met. The invention further provides electronic equipment related to the biological feature recognition device.

The invention relates to an interlocking apparatus and a control method thereof. A relay and a switch is employed. When one input device fails, input signals are provided by automatic switching to the other device. When two input devices are faultless, any device is manually selected to work through a selector switch. A redundant device works alternatively as master / slave device, thereby effectively preventing the phenomenon that one device works for a long time, and the other device does not work for a long time, and maximally utilizing system resources. The apparatus has stable function, control is simple and the cost is low.

The invention provides an automatic measuring and gluing system, and solves the problems that existing gluing manners are relatively high in cost and relatively low in production efficiency. The system comprises an automatic measuring and glue injection device, an automatic material shifting and scraping device, a ground track traveling device and centrifugal rotating and gelling devices; the centrifugal rotating and gelling devices are used for driving workpieces to rotate and heating the workpieces; the automatic measuring and glue injection device and the automatic material shifting and scraping device are arranged on the ground track traveling device and can move on the ground track traveling device; the automatic measuring and glue injection device is used for injecting weighed glue into inner cavities of the workpieces; and the automatic material shifting and scraping device is used for shifting the glue injected into the inner cavities of the workpieces in the axial direction toenable the glue to be evenly distributed in the axial direction. According to the system, weighing and glue injection procedures are separated, the glue is weighed firstly and then enters a glue injection cylinder, automatic and accurate measuring of the glue is realized in the glue coating process of the workpieces, and the stability of the glue quantity of the glue coating layers of the inner surfaces of the workpieces is guaranteed.

The invention provides an ecological environment-friendly biological treatment system. The ecological environment-friendly biological treatment system comprises a system bottom face and a system side edge around the system bottom face; a bottom spillway hole cover opening and a bottom limber hole cover opening are formed in the system bottom face, and a bioseparation hole penetrating through the system bottom face and a connecting device for an organism to crawl to the upper end of the bioseparation hole are arranged on the system bottom face; an overflow pipe opening for arranging an overflow pipe, a water inlet pipe opening for arranging a water inlet pipe and a contamination discharging pipe opening for arranging a contamination discharging pipe are formed in the system side edge. Abandoned ograngic matter pollution caused in human life can be reduced, high-cost machine input is reduced, secondary pollution to the environment is prevented, and working environment of breeding workers is improved. Combined stereoscopic cycling breeding with diversified breeding products is adopted in the system, ecological environment protection, ecological cultivation and function intensification are achieved, and the ecological environment-friendly biological treatment system further has the advantages of being small in occupied area, high in yield, easy to manage and low in labor intensity.

The invention discloses an automatic image acquiring magnetic particle flaw detector for train axles. The automatic image acquiring magnetic particle flaw detector for the train axles comprises a darkroom, wherein a hanger support and a magnetic particle flaw detector body is arranged in the darkroom. The magnetic particle flaw detector body comprises a magnetic suspension spraying mechanism, an open-close type electromagnetic coil, a linear guide rail, a workpiece clamp, a rotation driving mechanism and a linear driving mechanism, wherein the open-close type electromagnetic coil is installed on a sliding block, the workpiece clamp is used for clamping the workpiece which is sleeved in the open-close type electromagnetic coil when flaws are detected, the rotation driving mechanism is used for driving the workpiece to rotate, the linear driving mechanism is used for driving the open-close type electromagnetic coil to move along the linear guide rail, image acquiring mechanisms arranged in a straight line is installed on the hanger support, and two parallel ultraviolet light illuminating lines are symmetrically arranged on the two sides of the straight line. The automatic image acquiring magnetic particle flaw detector for the train axles can facilitate the judge on whether flaws exist on the workpiece or not of an operator outside the range of the darkroom, and avoids the long-term work of the operator under an environment with ultraviolet rays.

A wireless communication device and a dynamic anti-interference method for the same are provided. The device includes at least two wireless communication circuits. When the method operates in the wireless communication device, the device monitors activities of every wireless communication circuit through a clear channel assessment method for acquiring signal strength of every wireless communication circuit. The assessment allows the device to perform a corresponding anti-interference measure for each of the wireless communication circuits. For example, when the device acknowledges that a second wireless communication circuit of the device starts to work as a first wireless communication circuit transmits or receives signals, the device controls a receiver or a transmitter of the second wireless communication circuit to perform an anti-interference measure such as a gain control for a receiver or power adjustment for a transmitter.

The invention discloses a fluid-driven impactor, a power transmission mechanism for the impactor and the use of the impactor. In the prior art, the working life of the impactor is short, since a rubber primary seal and an upper fluid-diverging lid for the fluid-driven impactor are both liable to erosion and the efficiency in transmitting power is low due to the complexity of the power transmission mechanism. In order to increase the drilling speed and / or extend the life of the impactor, the side cavity passage is formed in such a way that the inner wall of the outer pipe is isolated from the side cavity passage in a watertight manner without the use of the rubber primary seal. The loss in transmitting power is minimized by integrating the anvil of the power transmission mechanism and the lower joint. The problem of abrasion of the fluid-diverging hole is overcome and the nozzle can be used with different fluid flow by mounting a replaceable nozzle in the upper fluid-diverging lid, the nozzle selected from a series of nozzles with various inner diameters and made of a material more wearable than the material for diverging lid the upper fluid.