1271results about How to "avoid damage" patented technology

An electronic scale includes a loading plate (1), a first precision weighing assembly (2) for supporting the loading plate (1), a second precision weighing assembly (3) for supporting the loading plate (1) and the first precision weighing assembly (2), and a force-guiding member (4) for transmitting itself pressure to the second precision weighing assembly (2). The first precision weighing assembly (2) includes an elastic support member (21). A force-guiding support part (40) is arranged on the force-guiding member (4). A force-guiding pressure welding part (10) is arranged on the loading plate (1). When there is no object on the loading plate (1), the force-guiding pressure welding part of the loading plate (1) is higher than the force-guiding support part (40) of the force-guiding member (4). When there are some objects on the loading plate (1), the loading plate (1) is stressed to press the elastic support member (21) to move down. After the loading plate (1) is stressed to a certain degree, the force-guiding pressure welding part (10) presses the force-guiding support part (40) of the force-guiding member (4). When the weight of the loaded objects exceeds the metre full scale of a kitchen electronic scale, the inventive electronic scale effectively prevents damage to the kitchen electronic scale besides the electronic scale is used as a weight electronic scale and the kitchen electronic scale at the same time.

The invention discloses a detection and protection method of lack of fluorine of air-conditioners, comprising the following steps: a compressor runs under the state of sufficient fluorine and the absolute value of the difference value between the temperature value of an internal coil tube of the compressor and the temperature value of the environment is set at least as delta T0; cooling or heating mode is selected; after the compressor is started up to run for some time, the temperature values of the internal coil tube and the environment are measured and the absolute value delta T1 of the difference value between the temperature values of the internal coil tube and the environment is compared with the delta T0; if delta T1 is more than or equal to delta T0, the air-conditioners are diagnosed to not lack fluorine; if delta T1 is less than delta T0, the air-conditioners are diagnosed to lack fluorine and alarm; after the compressor keeps running for some time, the temperature values of the internal coil tube and the environment are measured again and the absolute value delta T2 of the difference value between the temperature values of the internal coil tube and the environment is compared with the delta T0; if delta T2 is more than or equal to delta T0, the air-conditioners are diagnosed to not lack fluorine and the alarm is gotten rid of; if delta T2 is less than delta T0, the air-conditioners are diagnosed to lack fluorine and stop running. The method solves the problems of difficult operation of artificially detecting lack of fluorine and low diagnosis accuracy.

A fast curable non-isocyanate-based polyurethane- and polyurethane-epoxy network nanocomposite polymeric compositions are derived upon crosslinking a mixture comprising of natural or modified nano-clay [ionic phyllosilicate] with platelet thickness in the scale of A (˜1 nm) and aspect ratio (length/thickness) higher than 10 (nm)] preferably natural or modified montmorillonite with either a monomer(s) or oligomer(s) bearing at least one cyclocarbonate group or a mixture of the latter with an epoxy resin, with a hardener, which is a monomer or oligomer or mixtures therefrom, bearing primary and/or secondary amino groups. The use of the nanoclays reduces the gel time and increases the adhesion of the cured polyurethane and polyurethane/epoxy hybrid and also reduces its water absorption.

The present invention relates to methods and apparatuses for use in revascularization of damaged areas of myocardium through application of one or more radiation type treatment modalities.

According to this technique of packaging a sensor device implantable in a living body so as to provide protection of the sensor device and to the living body itself, an electrical conductor of the sensor device is sealed in an insulating substrate extending between proximal and distal ends. The distal end of the electrical conductor is externally connected to an external sensor on the sensor device and the proximal end of the electrical conductor is externally connected to a distal end of a lead wire extending proximally to a pulse generator and these connections are embedded in an insulative sheath. The external sensor, substrate, and insulative sheath are encapsulated in a thin film of hermetic material without interference with the lead wire. In another embodiment, a layer of insulating material may underlie the hermetic material to encapsulate the external sensor and the substrate.

An organ perfusion apparatus and method monitor, sustain and/or restore viability of organs and preserve organs for storage and/or transport. Other apparatus include an organ transporter, an organ cassette and an organ diagnostic device. The apparatus and methods include the organ cassette with one or more openings configured to allow tubing to pass through the openings and be connected to the organ or tissue within the cassette, and including a pressure control device to allow pressure inside the portable housing to be varied.

An through-substrate via fabrication method requires forming a through-substrate via hole in a semiconductor substrate, depositing an electrically insulating, continuous and substantially conformal isolation material onto the substrate and interior walls of the via using ALD, and depositing a conductive material into the via and over the isolation material using ALD such that it is electrically continuous across the length of the via hole. The isolation material may be prepared by activating it with a seed layer deposited by ALD. The via hole is preferably formed by dry etching first and second cavities having respective diameters into the substrate's top and bottom surfaces, respectively, to form a single continuous aperture through the substrate. The present method may be practiced at temperatures of less than 200° C. The basic fabrication method may be extended to provide vias with multiple conductive layers, such as coaxial and triaxial vias.

A method of treating a skin tissue area, in particular non-invasively treating the skin tissue area (1), is provided. The skin tissue area has a dermis layer area (3), an epidermis layer area (5) providing a skin surface (7) and covering the dermis layer area. The method comprises: a first step of causing one or more dermal lesions (11) localized in the dermis layer area while avoiding epidermal damage, and a second step of causing, separately from causing said plurality of dermal lesions, a plurality of epidermal lesions (15) localized in the epidermis layer area. An apparatus is also provided.

The invention provides a spring energy storage type horizontal impact test stand which comprises a base, a waveform generator, a guide rail, an impact table for fixing an experimental article and a catapulting mechanism. The catapulting mechanism comprises a push plate, a spring pull rod, an installing plate, an energy storage spring, a compression air cylinder, a locking mechanism I and an air cylinder pull rod. The guide rail axially parallel to the test stand is arranged between the waveform generator and the installing plate of the catapulting mechanism. The push plate is installed on the guide rail. The impact table is installed at the portion of the guide rail located between the push plate and the waveform generator. One end of the spring pull rod is fixedly installed on the push plate and penetrates the installing plate. The energy storage spring sleeves the spring pull rod. The compression air cylinder is installed on the base, and a piston rod of the compression air cylinder is connected with the air cylinder pull rod. The locking mechanism I is arranged in the middle of the air cylinder pull rod. The invention further provides a spring energy storage type horizontal impact test method. The spring energy storage type horizontal impact test stand and method is simple in structure, good in adaptability and reliable in rest data.

The invention concerns a method of manufacturing a module intended to create a portable object with chip and antenna. The portable object comprises an antenna and a chip placed on an insulating substrate. The antenna comprises a plurality of turns. The method comprises a first step in which an insulating substrate with at least one side is provided. The method is characterised in that it further comprises a second step in which an individual housing opening in the said side is made for each of the said turns and a third step in which said antenna comprising a plurality of turns is made by placing a conducting material in each individual housing.

A docking station including a housing, a linkage, a forcing member and a first connector for electrically connecting to a first connector of an electronic device, is provided. The housing includes a platform having a first opening and the electronic device is suitable for being placed on the platform. The housing further comprises a second opening located outside the platform. The linkage is disposed within the housing. The forcing member disposed on the second opening is connected to one end of the linkage, wherein the forcing member is suitable for moving back and forth along a predetermined path to actuate the linkage. The first connector disposed on the first opening is connected to the other end of the linkage, wherein the first connector is suitable for expanding and contracting in the first opening through the linkage to be connected to or disconnected from the second connector of the electronic device.

The invention belongs to the technical field of flowerpots, in particular to a flowerpot with a water supplement function. The flowerpot comprises a pot body, a pot edge is arranged on the circular side wall of the pot body, a plurality of first chambers and a plurality of second chambers are arranged on the inner wall of the pot body, the first chambers are in one-to-one corresponding to the second chambers, the first chambers are arranged in the pot body among the second chambers and the pot edge, air bags arranged on the top surfaces of the first chambers and can only vertically expand andcontract, the middle side walls of the air bags are fixedly connected with the inner walls of the first chambers, first arc-shaped piston plates are slidably and hermetically connected in the first chambers, the upper ends of the first arc-shaped piston plates are fixedly connected with the lower ends of the air bags, a water spraying opening is formed in the inner wall of one end, far away from the pot edge, of each second chamber, the water spraying openings approach to top surfaces of the second chambers, and third chambers are arranged on the inner wall of the pot body. The flowerpot can automatically supplement water for upper soil in high temperature weather of sun shine and has a sunscreen effect on planted young seedlings.

A towel system having a removable pouch for containing personal items and means for attaching the towel to a variety of different objects.

A cable support hook of a general “J” shape with a rear leg, a front leg and a web joining the legs. A platform at the top of the rear leg extends parallel to the web. Slides at the top of the platform of a hook below may be received in rails at the bottom of the web of a hook above and the hook below is slid rearwardly along the guidance provided by the slides and the rails to stack the hook below beneath the hook above. No additional fastenings between the hooks are required.

The invention relates to a cleaning robot and a control method thereof. The cleaning robot includes a robot body (100); a detachable cleaning assembly is arranged on the bottom of the robot body; a sensing unit and a control unit are arranged on the robot body; the sensing unit includes a cleaning assembly sensor (101) and a floor medium sensor (102); and the control unit controls a correspondingoperation mode of the cleaning robot according to detection signals of the cleaning assembly sensor and the floor medium sensor. Floor medium information fed back by the floor medium sensor for detecting a floor medium and cleaning assembly information of the cleaning robot are combined, actions are reasonably planned, the problem of universality of the cleaning assembly during cleaning of multi-medium floors can be solved, and damage to a carpet due to the cleaning robot can be prevented.

The invention relates to a method and system for measuring the external characters of grafted seedlings based on machine vision and aims at enabling the external character parameters of the seedlings to be measured by the provided measuring method without being in contact with the seedlings. The external character parameters of the seedlings can be accurately measured by the provided measuring system. The invention adopts the technical scheme that the method for measuring the external characters of the grafted seedlings based on the machine vision comprises the following steps of: 1, acquiring the image of a whole tray of grafted seedlings in an overhead view direction; 2, calculating the seed and leaf parameter information of all the grafted seedlings in the acquired image of the whole tray of grafted seedlings by an image processing algorithm and sending the parameter information to a controller; 3, acquiring the image of one row of grafted seedlings in a front view direction, calculating the parameter information about the plant height and the long and short axes of the seedling diameter ellipsoid of each grafted seedling in the row of grafted seedlings by the image processing algorithm, and sending the parameter information to the controller; and 4, sequentially acquiring the images of all rows of grafted seedlings in the front view direction and repeating the step 3 until all grafted seedlings are measured.

The invention discloses a method and a system for automatically placing an aged lamp tube onto a production line based on visual positioning. The method comprises the following steps that when an aged lamp holder on the production line reaches the specified placing area, enabling a manipulator to put the grabbed lamp tube onto the aged lamp holder in the specified placing area; before the lamp tube is placed, shooting an image of the specified area at the set initial position; comparing and computing the real-time shot image and a calibrating image, and correcting the position and pose of the manipulator according to the comparison and computation result. The method has the advantages that during placing each time, the position and pose of the manipulator are corrected based on the visual positioning in real time; the defect of position deviation of the aged lamp holder caused by the movement of the production line is overcome, so that the problem of damage to pins or a main body of the lamp tube is solved, and the investment of human cost is saved.

The invention provides a device, a system and a method for positioning control of a movement mechanism and engineering machinery. The positioning control device comprises a control unit which is used for acquiring current movement position of the movement mechanism and indicating a first signal of the movement mechanism moving to a target position. When a difference value between the current movement position and the target position is larger than a set value, the control unit controls the movement mechanism to move at a first speed, otherwise, the control unit controls the movement mechanism to move at a second speed lower than the first speed, and the control unit controls the movement mechanism to stop when receiving the first signal. A real-time position detection position is used for detecting current position of the movement mechanism in real time, the movement mechanism can be controlled to move to the target position at the lower second speed and finally positioned through the first signal sent out by a target position detecting unit, higher positioning precision can be achieved, and mechanical parts or hydraulic parts of the engineering machinery can be protected from damage.

This invention discloses an automatic taking and laying system for silicon chips of manipulators, which installs light emitters at both sides of the back of a manipulator and an aligning device at the front, sticks identifying signs on each groove side of the silicon chip boxes and sets a photo-detector array on the manipulator. This invention also discloses a method for taking the chips including: the light emitter emits light onto the identifying signs by the aligning device and reflects the identified content onto the photodetector array, after the array detects that the identified content is the same with the identifying signs on the groove sides where the silicon chip to be taken places, the manipulator will take out or put in the chip.

The invention discloses a shaft detection method and a device for a magnetic suspension system. The shaft detection method for the magnetic suspension system comprises steps that, a displacement of a shaft deviating from the center position in the magnetic suspension system is detected; whether a fault that the shaft bumps a protection bearing exists is determined according to the detection result; when the fault that the shaft bumps the protection bearing exists is determined, a motor in the magnetic suspension system is controlled to stop rotation. Through the shaft detection method, the magnetic suspension system can be avoided from being damaged.

A leafing leather cover of cellular phone and a smart phone using the same are described. The leafing leather cover of cellular phone includes a leather cover wherein the leather cover is connected to a rear shell body of the smart phone by way of a micro-buckling connection portion, a clasping portion is disposed on the micro-buckling connection portion, the clasping portion adapts to the clasping hole in the rear shell body, and the clasping portion is embedded to a clasping ring in the clasping hole. The present invention employs the leafing leather cover to be easily disassembled and to be conveniently cleaned.

The present invention discloses a connection structure for socket and charging connector of a mobile communication terminal pertaining to the connection structure. The connection structure is composed of a socket, consisting of a conductive material, installed in the electrical machinery, and which can transmit the data while be connected to a power supply for charging at the same time; and a charging connector, having a conductive material terminal portion connected to the socket and a insulation material body protion supporting the terminal portion. It is charactered in that: both sides of any one of the socket and the terminal portion are mounted with magnets, and both sides of the other one are mounted with magnetic materials at the corresponding place to the magnets, so that the generated magnetic force can link the socket and the charging connector. Thereby, it allows the connection and separation of the charging connector and the socket to be easier, and would effectively prevent the breakage of the charging connector and the socket.

A power supply device comprises a battery assembly formed by stacking secondary battery cells having safety valves for exhausting gas, end plates being arranged at both end faces of the battery assembly in the stacking direction, a gas duct guiding gas emitted from the safety valves in a prescribed gas exhaust passage, and fixing portions fixing both ends of the gas duct to the end plates in a position where the gas duct faces the safety valves. In a state in which the gas duct is fixed to the end plates in at least one of the fixing portion a fixing opening of a slit is formed extending in the direction parallel to the direction in which the secondary battery cells are stacked, and a fixing member is inserted into the slit fixing opening.

A method for controlling a wind power installation at very high wind speeds, in which there is predetermined a first wind speed at which the rotor blades of the wind power installation are put into a first predetermined setting. In addition, the method includes controlling the wind power installation during an extreme wind situation where the rotor blades moved to a position to reduce, as far as possible, mechanical loadings on the wind power installation caused by the extreme wind situation.

An assembly of an internally threaded fastener and a stemmed washer is provided, such as for applications in which a standoff is desired between a washer and a mating externally threaded fastener. The stemmed washer includes a washer portion, a retaining portion and a standoff portion. The retaining portion interfaces with the internally threaded fastener to retain the fastener in the assembly. The stemmed washer may include a skirt which is plastically deformed to capture the fastener. The fastener may include a skirt which similarly plastically to mate with a retaining lip on the stemmed washer. The fastener and washer may be secured in the assembly to permit relative rotation of the fastener with respect to the washer.

The present invention relates to an oriented rotational guide drilling tool which comprises a hollow housing with two through ends. The housing is communicated with a hollow drill collar through an upper female buckle. The lower end of the housing is inserted with a hollow mandrel. The cup-shaped port on the upper end of the hollow mandrel clings to the inner wall of the housing. The upper outer wall of the mandrel which clings to the cup-shaped port is sequentially sleeved and fixed with an upper floating sealing assembly and an upper floating bearing for supporting the mandrel from up to bottom. The mandrel penetrates an eccentric mechanism which is installed and fixed on the inner wall of the housing. The lower end of the mandrel extends out from the housing and is sequentially connected with a hollow rotating head and a drill. The outer wall which is in the lower chamber of the casing and clings to the mandrel is sequentially sleeved with a lower sealing assembly and a lower fixing bearing from up to bottom. The lower sealing assembly and the lower fixing bearing are fixedly connected with the inner wall and the mandrel of the housing. The oriented rotational guide drilling tool of the invention not only has high control precision, but also has a simple structure and therefore can be widely applied for various strata with different mechanic characteristics of surface.

The invention discloses a waterproof structure for side keys of a mobile terminal and a waterproof mobile phone. The waterproof structure is arranged on the side of a shell and comprises key through holes and key silicone. Key columns adaptively penetrating through the key through holes are arranged in the middle of the bottom of the key silicone and are used for conducting pressing action of the side keys to corresponding metal domes. Closed annular grooves are arranged on the outer surface of the shell on the periphery of the key through holes, and a ring of annular bosses are arranged on the periphery of the bottom of the key silicone and are in interference fit with the annular grooves. The annular bosses in interference fit with the annular grooves located on the periphery of the key through holes on the outer surface of the shell are used to the key silicone of the side keys, so that high cost caused by the use of secondary injection molding process is avoided, production cost of the side keys is reduced, damage, by sharp flanging hole-edged angles in use, of the key silicone due to the use of metal sheets is avoided, and long-term service life of the side keys is guaranteed.

A control apparatus of an automatic machine is provided, while the control apparatus supplies electric power of a power supply in high reliability with respect to a driving apparatus of the automatic machine, and further, has no problem as to ensuring of safety.

In a control apparatus of an automatic machine having a breaker (22) connected to a power supply (21), and a driving apparatus (32) for supplying electric power of the power supply (21) to a driving unit (35) of the automatic machine via a relay apparatus (31) connected to the breaker (21), which controls the driving apparatus (32), the control apparatus is comprised of: a current control rectifying element (33) connected to the relay apparatus (31); and a current controlling device (29) for feed-controlling the current control rectifying element (33) after a contact of the relay apparatus (31) has been closed when supplying of the electric power to the driving unit (35) is turned ON.

The invention discloses a direct-current voltage control unit for a wind power generation system. The direct-current voltage control unit comprises a machine-side controller, a network-side controller and a direct-current voltage controller, wherein the direct-current voltage controller is used for acquiring a direct-current voltage signal and a power grid frequency signal, calculating a corresponding active current instruction signal and a corresponding electromagnetic rotary torque compensation signal according to an acquisition signal, and outputting the active current instruction signal and the electromagnetic rotary torque compensation signal to the network-side controller and the machine-side controller respectively; the machine-side controller is used for acquiring a rotary speed signal of a power generator and a current signal of a stator of the power generator, and correspondingly adjusting a drive signal of a machine-side converter in combination with the electromagnetic rotary torque compensation signal; and the network-side controller is used for acquiring voltage and current signals, and correspondingly adjusting a drive signal of a network-side converter in combination with the active current instruction signal. The invention further discloses a corresponding direct-current voltage control method. Through the adoption of the direct-current voltage control unit and the method, the small interference stability of a direct-current voltage can be enhanced and the system fault ride-through capability can be guaranteed.

The invention discloses a system for enforcing medicaments to permeate a blood brain barrier by enforcing the blood brain barrier to be opened. A computer control system adjusts the phase and amplitude of each piezoelectric crystal drive signal to enable the ultrasonic radiation in special power to be generated at a brain lesion, so that the blood brain barrier on the brain lesion is effectively led to be opened, macromolecular medicaments are enforced to permeate the blood brain barrier and the effective medicament concentration is achieved at the lesion; and researches show that when the ultrasonic radiation stops, the blood brain barrier can restore the normal function after a dozen of hours. The system for enforcing medicaments to permeate the blood brain barrier has the advantages of non-invasiveness, controllability, safety, no cytotoxicity and good positioning and targeting characteristics, and can effectively prevent the functions from being interfered when the blood brain barrier is normal and protect the brain environment, and the invention creates a new path for medicament and gene therapies of central nervous system diseases.