4318results about How to "Reduce damage rate" patented technology

The invention provides a connection and installation method for LED filaments. The connection and installation method is used for assembling wicks in filament type LED bulbs. As the difference from the prior art of welding the lead-out ends of the LED filaments to a guide wire of a glass core column through a spot welding method, the electrode lead-out ends of the LED filaments are connected through elastic metal thin wire spiral parts, and therefore the LED filaments are connected in series one by one in an end-to-end manner according to the polarity to form a multi-joint LED filament series-connection system which can be bent. Then, the metal thin wire spiral parts at the head lead-out end and the tail lead-out end of the filament series-connection system are clamped on and fixed to corresponding core column side rod guide wires, and the metal thin wire spiral parts between the adjacent filaments are placed on corresponding filament hooks on the core column one by one so that the filaments can be arranged in order. By means of the connection and installation method, the defects that in the prior art, due to spot welding, the production efficiency is low, the finished product rate is low, and filament stress is large are overcome, and the production efficiency of filament type LED bulbs can be easily improved and the finished product rate of the filament type LED bulbs can be easily increased.

A sensing structure of a touch panel includes a substrate, a plurality of sensing electrodes, a plurality of electro static discharge (ESD) protection electrodes, a plurality of first bridges, and a passivation layer. The sensing electrodes, the ESD protection electrodes, and the first bridges are disposed on the substrate. The passivation layer is disposed between the sensing electrode and the first bridge, and disposed between the ESD protection electrode and the first bridge. The passivation layer has a plurality of contact holes, and at least one sensing electrode is electrically connected to the ESD protection electrode via the contact hole and the first bridge.

A method for detaching and recovering the electronic elements and solder from the rejected circuit board includes uniformly heating said circuit board until the solder is molten, sucking the electronic elements from the molten solder, and solidifying the solder.

The invention discloses an intelligent management method for a photovoltaic module, and belongs to the field of operating maintenance of photovoltaic power stations. The intelligent management method for the photovoltaic module comprises the steps of (1) collecting external information of the photovoltaic module; (2) obtaining an actual I-V characteristic curve according to the external information; (3) judging whether the actual I-V characteristic curve meets a theoretical I-V characteristic curve or not, further analyzing abnormal types by utilizing a natural law principle if a set error value is exceeded, and otherwise, repeating the above steps; (4) sending warning messages if the abnormal types are judged to be faults, executing cleaning operation if the abnormal types are judged to be overmuch dirt retention, and carrying out no actions if the abnormal types are judged to be shadow covering. The invention further discloses an intelligent management system of the photovoltaic module. According to the intelligent management method and system for the photovoltaic module, real-time monitoring and automatic cleaning are carried out on the faults, cleanliness and the like of the photovoltaic module based on the natural law and the I-V characteristic curve of crystalline silicon, and safe, efficient, high-quality, intelligent, simple and convenient operation management of the photovoltaic power station is achieved.

A printing platform adjusting system of a three-dimensional printer, and an adjusting method therefor are disclosed. The printing platform adjusting system includes a printhead, a supporting frame, a printing platform, a driving unit, a distance sensor, a control unit, and a parallelism adjusting set. The printing platform has a plurality of detecting points. The distance sensor is configured to detect and obtain a plurality of detected vertical height values corresponding to the detecting points. The control unit controls the driving unit to drive the printhead to move, receives the detected vertical height values from the distance sensor, and converts the detected vertical height values into a plurality of adjusted vertical height values. The parallelism adjusting set includes a plurality of adjusting and fastening units configured to adjust a degree of parallelism between the printing platform and the horizontal movement plane of the printhead according to the adjusted vertical height values.

According to one embodiment of the invention, a method for providing power to a device coupled to a communications switch through a data line is provided. The method includes determining that the device includes a diode. The method also includes providing power to the device in response to the determination.

The invention relates to a positioning system and a positioning method. The positioning method is carried out through a positioning neck strap fixedly arranged on a positioning target neck portion in a sleeved mode, an information receiving base station arranged at a far end, and a monitoring and managing center. After the monitoring and managing center receives positioning target position information sent by the positioning neck strap, a cloud computing processor is used for processing received positioning information of a plurality of monitored animals, and the positioning information is displayed on an electronic map with the combination of map data. When the monitoring and managing center detects that an abnormal state exists, an alarm system is started, and a window with abnormal target numbers and information is popped up. According to the positioning method, a satellite is firstly adopted for positioning, and therefore the positioning precision is ensured; when a satellite positioning signal is not available, other positioning manners can still be used for complementing positioning, and the working range of a positioning system is expanded.

The invention relates to a novel organic boron cross linking agent for fracturing and fracturing fluid for deferring cross bonding vegetable glue, wherein the preparation method comprises the steps of, reacting sodium borate with multicomponent aldehydes (e.g. ethanedial), adding polyvalent alcohol amine (e.g. triethanolamine) for complete reaction, forming component an of organic boron cross linking agent, and organic boron component B of 20-30% caustic soda liquor solution, mixing component an and B in the proportion of 100:5-100:15 to form the organic boron cross linking agent. While the organic boron deferring cross bonding vegetable glue fracturing fluid comprises vegetable glue polymer, pH regulator, glue breaking agent and organic boron cross linking agent.

An adjustable safety utility knife includes a elongated ergonomically shaped handle formed of two elongate shell members each having a peripheral edge and an outer, generally convex surface and an inner generally concave surface. A fastener secures the shell members together at their peripheral edges along a parting plane to form an elongated internal cavity. The handle defines a front end, back end and an intermediate portion suitable for being gripped by a user and also defines top and bottom surfaces extending along opposite sides of the shell members along the peripheral edges. The handle has a slot-like aperture at the front end substantially aligned with the parting plane and dimensioned for passage of a flat cutting blade therethrough. The cutting blade is mounted for movement by a suitable guide member or a carriage between a first position for safely storing the blade fully inside the cavity and a second position for selectively extending the blade beyond the aperture to expose at least a portion thereof. A manually operated button is arranged on the top surface of the handle and is coupled to guide element or blade carriage for selectively moving the blade between the first and second positions. Slip resistant elements are secured to the shell members along the top and bottom surface between a rearwardmost operative position of the manually operated button and the back end of the handle. The slip resistant elements generally conform to the outer convex surface of the handle and enhance gripping of the handle and minimize slippage thereof during use of the utility knife when gripped by a user.

A trailer spotter vehicle having a seat and a control console which are relatively rotatable with respect to the vehicle frame, and a differential drive system which permits the vehicle to turn within a very small turning radius. The rotatable seat and control console allow the operator to steer the vehicle without having to substantially turn their body or use mirrors to observe the path of the vehicle. To drive the vehicle in a forward direction, hydraulic pumps transmit pressurized hydraulic fluid to the trailer spotter wheels to rotate them in a first direction. In order to drive the vehicle in reverse, the flow of hydraulic fluid to the wheels is reversed to rotate the wheels in an opposite direction. To pivot the vehicle, the first wheel is driven in the first direction and the second wheel is driven in the opposite direction.

The invention relates to a seed coating agent and coated seeds for desert control and aerial seeding, and a preparation method of the agent. The seeding coating agent mainly comprises an inner layer coating agent, a middle layer coating agent and an outer layer coating agent. As the coating method provided by the invention adopts a layered coating technology, not only is the mutual influence among different ingredients of the coating agent alleviated, but also the difficulty caused by the swelling and the adhesion of a water retaining agent which absorbs water in a coating process is avoided; special drying equipment is not needed after the coating is finished, so that the dependence of a traditional coating operation on the drying equipment is avoided; a repellent for birds, rabbits, mice and the like is added to the coating agent, so that the seeds are protected from being eaten while no harm is caused to the environment; and the coated seeds have a high germination rate and can take root rapidly under the action of the water retaining agent and nutrients, so that the seeds for desert control and aerial seeding are promoted to germinate and grow rapidly, and the survival rate of seedlings is remarkably improved.

The invention discloses an intelligent automatic root tuber crop harvester. A conveying separation mechanism separates broken soil and harvested products conveyed by a broken soil feeding device and conveys root tuber crops to a box car or spreads the root tuber crops in strips on the ground; a vibrating compaction break barrow and an electromagnetic vibration excavating machine are arranged in front of the broken soil feeding device, and the vibrating compaction break barrow is connected with a suspension frame device through a connecting rod and is positioned at the front end of the harvester; and the shoveling part and the tail of a digging shovel of the electromagnetic vibration excavating machine are connected with a middle connector, the middle connector is connected with the suspension frame device through a cam shaft, an electromagnetic chuck is connected with the suspension frame device, and a spherical head part at the lower end of a ball head adjusting screw is matched with the inner spherical surface of the electromagnetic chuck. The intelligent automatic root tuber crop harvester can automatically adjust the working parameters of each working part according to soil types, soil specific resistance, soil humidity and harvesting requirements of different crops so as to satisfy the requirement of harvesting the root tuber crops. The intelligent automatic root tuber crop harvester is particularly applicable to heavy soil.

A protection system for an artificial lift device including but not limited to electrical submersible pump (ESP) and an electrical submersible progressing cavity pup (ESPCP). The artificial lift device is suspended on a tubing string into a wellbore where the artificial lift device contacts well fluids. The artificial lift device is provided with a barrier such as an intake barrier or output barrier that deters an ingress of well fluids into the artificial lift device. As a result, the artificial lift device may remain idle and submerged within well fluids for an extended period of time without experiencing degradation of the artificial lift device internals. The intake barrier may include a plug, burst disk, dissolvable material, a selectively openable barrier such as a sleeve or a spring biased member or other member that is capable of providing a suitable barrier. The barrier may be removed once the artificial lift device is ready for operation. The artificial lift device may be filled with a protective fluid. An optional pressure sensor may be provided that is in communication with the interior of the backup unit for communicating with a compressor that may be activated to maintain a positive pressure within the artificial lift device to prevent well fluids from entering the unit. The protection system of the invention is desirable for protecting an idle artificial lift device, including when the artificial lift device is a backup unit in a multi-artificial lift device deployment.

An eddy-current probe according to the present invention comprises: a substrate having a first surface facing to a subject to be tested and a second surface opposite to said first surface; an exciting coil formed on the second surface, having a pair of current lines in parallel with each other through which exciting currents flow in opposite directions to each other during testing, for generating an alternate magnetic field applied to the subject by the exciting currents; and at least one eddy-current sensor positioned on a central axis between the pair of current lines on the second surface of the substrate, for detecting a magnetic field generated newly from the subject by an eddy-current induced by the alternate magnetic field. The substrate has a non-planar form having at least one convex-surface portion on the first surface, and the at least one eddy-current sensor is formed on at least one concave-surface portion formed on the second surface, which is corresponding to the at least one convex-surface portion.

The invention discloses a method and a device for automatically separating regular objects according to the requirements of an order. The method comprises that regular objects are stored in different storage bins according to different brands; the lower ends of the storage bins are open, so that the regular objects can slide out from openings at the lower ends of the storage bins; both sides of the opening are provided with lifting plates which can move up and down so as to put down or lift the regular objects; the lower side of the storage bins is provided with a conveyer belt, and a push plate arranged on the conveyer belt pushes out the regular objects which are put down sequentially; after the regular objects of a brand are separated, the lifting plate lifts the regular objects of the brand so as to ensure that the push plate on the conveyer belt cannot push the regular objects of the brand; at the same time, the lifting plate on the storage bin of another brand descends, and the push plate on the conveyer belt pushes out the regular objects of another brand until all the brands required by the order are pushed out. The method and the device can improve automation level of the regular objects required to be separated by the order, reduce the labor intensity of workers, improve the production efficiency, and reduce the damage ratio of the regular objects.

The invention relates to long-carbon-chain amide glycine betaine clean fracturing fluid and a preparation method thereof. The glycine betaine amphiprotic surface active agent long-carbon-chain (more than 18 carbons) amide glycine betaine is used as a main agent, the carbon chain of the glycine betaine is long, the glycine betaine is dissolved in the water and is likely to form gel after being stirred, so that the fracturing fluid is good in viscosity. In addition, the clean fracturing fluid by adopting the long-carbon-chain (more than 18) amide glycine betaine as the main agent adsorbs less rock stratum, the consumption of the surface active agent is effectively reduced, the calcium resistance is strong, the gel is thorough to break, no residue exists, and the harm on the stratum is small. The prepared long-carbon-chain amide propyl glycine betaine clean fracturing fluid can be well applied to an oil field and plays an important role in increasing the yield of the oil-gas field.

The invention discloses a semi-worsted set frame, which comprises a feeding mechanism, a pre-carding mechanism, a carding mechanism, and a , wherein the pre-carding mechanism is has a breast cylinder on which at least one pair of working roller assemblies are arranged and each working roller assembly comprises a working roller and a stripping roller. The invention is characterized in that the carding mechanism has a large cylinder and a doffer, wherein the large cylinder is provided with at least one pair of working roller assemblies each comprising a working roller and a stripping roller; the breast cylinder is coated with a metal wire clothing; and the large cylinder and doffer are respectively coated with flexible wire clothing. It is proven that the invention can greatly improve the carding effect of special fibers such as wool fibers and reduce the fiber damage rate below 6 percent.

The invention relates to an external high-definition on-site law enforcement recorder. The recorder has the advantages of simple structure, convenient use, capability of imaging with high definition, convenient image playback, easy correction of camera shooting direction and the like. The structure of the recorder is that: a driving control circuit and a battery are arranged in a shell; the shell is externally connected with a high-definition camera through a connecting wire; the high-definition camera is connected with the driving control circuit and is provided with a corresponding movable filtering device and a lens direction aligning and imaging deflection correcting device; the driving control circuit is also connected with a wireless transmitting device; and the shell is provided with a data interface which is connected with the driving control circuit.

A position indicator for use with a digitizer is provided. The position indicator generates a response to an alternating field received from the digitizer. The position indicator includes a core formed of a composition including a soft magnetic metal powder mixed with a resin binder, and at least one coil provided around the core configured to generate the response to the alternating field based on the alternating field received from the digitizer.