71results about How to "Damage caused" patented technology

The invention relates to a detection method of degree of damage of plasma, which comprises the following steps: providing a batch of chips; providing the upper limit value of the threshold voltage shift of the batch of chips; testing the drain current of the batch of chips to obtain the distribution of the drain current; extracting part of chips from the batch of chips, testing the threshold voltage of the part of chips to obtain the threshold voltage shift and distribution thereof; determining the qualification rate of the part of chips according to the threshold voltage shift and the upper limit value; applying the qualification rate of the part of chips to the batch of chips to establish the drain current standard value of the batch of chips; and detecting the degree of damage of plasma of the batch of chips according to the drain current standard value of the batch of chips. The method can lower the detection cost, enhance the detection efficiency and realize on-line measurement without damaging the chips.

The invention discloses a sand-blasting and shot-peening equipment. The sandblasting and shot peening equipment includes a chamber body and a spray gun, a gantry guide rail is arranged on the upper part of the chamber body, a gantry is arranged in the chamber, the gantry is matched with the gantry guide rail, The columns and beams at the top are provided with several spray guns. The gantry relies on the gantry guide rail to make reciprocating motion, and drives the spray gun installed on the gantry to blast the workpieces in the chamber. The sand blasting and shot peening equipment adopting this technical solution can carry out automatic shot blasting treatment on large workpieces, and does not require workers to hold spray guns to operate, which reduces the labor intensity of workers, eliminates potential safety hazards, produces less dust, and reduces the harm to the human body. , reduce shot peening dead angle, suitable for automatic production.

The invention relates to the technical field of rock core oil washing effect evaluation, and in particular relates to a method for quantitatively evaluating the oil washing effect of a rock core by using a nuclear magnetic resonance (NMR) technology. The method comprises the following steps: (1) volatilizing an oil washing solvent and drying; (2) measuring gas porosity and gas void volume; (3) measuring the NMR T2 spectrum of the rock core and the NMR T2 spectrum of a standard sample; (4) obtaining residual oil volume; (5) obtaining residual oil porosity; and (6) obtaining residual oil saturation, thereby evaluating the oil washing effect of the rock core. According to the method, the time of a measurement process is short, and the efficiency of measurement is effectively improved; during measurement, the measurement is non-contact and non-destructive measurement, no damage to the rock core can be caused, and the measured rock core cannot affect the subsequent experiment measurement of the rock core; meanwhile, quantitative parameters, such as the porosity of the rock core, the residual oil volume, the residual oil porosity, the residual oil saturation and the NMR T2 spectrum of residual oil, can be simultaneously obtained, so that the applicable range is wide.

A stabilizer for a line may include a guide configured for arrangement on the line to resist and/or dampen lateral motions of the line where the guide may include a guide jacket having a static sleeve configured to allow the line to pass through the guide and a fortifying bracket configured to reinforce the guide jacket and configured to interface with a hanging system to support the guide jacket and maintain the guide jacket in position on the line.

The invention provides a knee joint rehabilitation training device. The device comprises a thigh fixing plate, a shank fixing plate, a shank supporting frame, an angle limiting mechanism, two pairs ofwinding mechanisms and a thigh supporting frame; a settlement groove is formed in the bottom surface of a sliding groove of the thigh fixing plate, and an ice bag can be limited in the settlement groove through an elastic band; the shank fixing plate is slidingly arranged in the sliding groove; the shank supporting frame is in pivot joint with the thigh fixing plate and is provided with a plurality of clamping grooves; the angle limiting mechanism is arranged on the thigh fixing plate, and the front end of each locking bolt of the angle limiting mechanism can extend into the corresponding clamping groove to lock the shank supporting frame; the winding mechanisms are arranged on the thigh fixing plate and the shank fixing plate respectively, one end of a pulling rope connected to each winding mechanism penetrates through a corresponding through hole and is connected with one end of a corresponding fixing belt; the thigh supporting frame is used for controlling the lifting range of thethigh. The knee joint rehabilitation training device can fix the thigh and the shank at any angle, have the functions of knee joint flexion practice and knee joint straightening practice and be folded, stored and conveniently carried.

The invention relates to a lung-dispersing air purifier and relates to an air purifying device. Smoke suppression, sterilization, disinfection, formaldehyde removal, dust and peculiar smell removal and the like are performed through high concentration anions and an ultraviolet lamp to purify air thoroughly. The lung-dispersing air purifier comprises a shell and an air purifying device arranged in the shell. A touch display screen which controls the air purifying device is arranged on the surface of the shell. The air purifying device comprises a control circuit board, an anion generator controlled by the control circuit board, an ozone generator, an ultraviolet sterilizing lamp and a fan. The touch display screen is electrically connected to the control circuit board. The lung-dispersing air purifier provided by the invention is characterized in that the shell is of a vertical duck egg shape, the big head faces downward, a base is arranged in the bottom of the big head, an air outlet is formed in the top of the shell, an air inlet is formed in the edge of the base, and the fan is arranged in an air flow channel between the air inlet and the air outlet for diffusing ozone generated by the ozone generator and anions generated by the anion generator to an external space of the shell from the air outlet.

The invention provides a method for testing concrete viscous effect evolution under an erosion condition. The method comprises concrete relaxation time evolution test and concrete damage evolution determination under an erosion condition. The method can be operated simply, provides a concrete relaxation time test method under an erosion condition, provides a concrete damage evolution determination method, can accurately test a concrete material viscous effect evolution rule under the erosion condition and does not damage a test piece to be detected.

Modular breaching apparatus including a plurality of breaching elements, each breaching element being formed with a groove for receiving therein a flexible explosive element capable of producing an explosive force sufficient for breaching a structure, wherein each breaching element includes a receptacle for placing therein a detonator, an attachment device for attaching to a structure

The invention relates to a method for determining the presence of renal damage in an individual and also to a method for detecting one or several proteins selected from the list comprising Reg3B, fetuin B, Ras-related GTP-binding protein A serine protease inhibitor A3L, subunit 1 of COP9, gamma subunit of ATP synthase, gelsolin, ribonuclease UK114, aminoacylase 1A, alpha-enolase, keratin 5, parvalbumin alpha, ribonuclease 4 or serine protease inhibitor A3K. The renal damage may be acute renal failure. Said renal pathologies may be caused by the administration of a nephrotoxic agent, wherein the nephrotoxic agent may be an aminoglycoside antibiotic such as gentamicin, or cisplatin. The invention also provides means to differentiate the renal damage or renal failure induced by gentamicin from that induced by cisplatin, through the biochemical analysis of the urinary level of Reg3B and/or gelsolin, or fragments thereof.

The invention discloses a cleaning and disinfection device that does not damage fruits and vegetables. The device includes a base, a cleaning and disinfection tank on the base, and an ozone generator. The cleaning and disinfection tank includes a rotating mechanism at the bottom, and The fruit and vegetable basket fixed on the rotating mechanism, the rotating mechanism is connected with the motor on the base, the ozone generating device is connected with an air inlet pipe, and an induced draft fan is arranged in the air inlet pipe, and the air inlet The pipeline extends to the inside of the cleaning and disinfection tank and is connected with an air distribution hood. The air distribution cover is located above the fruit and vegetable basket, and a plurality of air distribution holes are evenly distributed on the air distribution hood. The top of the cleaning and disinfection tank is also An air outlet is provided, and a water inlet and outlet are arranged on the lower side wall of the cleaning and disinfection tank, and a valve is arranged on the water inlet and outlet pipe. It can quickly and efficiently clean and disinfect fruits and vegetables without causing damage to fruits and vegetables.

The invention discloses a robot for an elevator. The robot comprises a base, an upper seat, a moving mechanism, a pressing assembly, a plurality of first foot stepping keys and a controller, wherein the lower portion of the base is provided with an operating cavity for allowing feet to stretch into; the upper seat is mounted above the base; the moving mechanism is mounted on the upper seat and comprises a moving block capable of adjusting the position up and down; the pressing assembly is mounted on the moving block and used for being matched with keys in the elevator and pressing the keys; the multiple first foot stepping keys are mounted on the operating cavity; and the controller is used for controlling the robot to work, and after the first foot stepping keys are stepped, the controller controls the moving mechanism and the pressing assembly to work, so that the pressing assembly presses the corresponding keys in the elevator. According to the robot, traditional hand pressing operation can be replaced by foot stepping operation, the hand pollution is avoided, and in a special period, the risk of contact propagation can be effectively reduced.

The invention discloses a safe device for preventing overweight and car following. The device comprises a main box body, a pressing block cavity with an upward opening is formed in the main box body,a pressing block is connected to the side wall of the pressing block cavity in a sliding fit mode, a plurality of uniformly-distributed pressing block springs are fixedly connected between the lower end face of the pressing block and the lower end wall of the pressing block cavity, an abutting column cavity communicates with the lower side of the pressing block cavity, and the left side of the abutting column cavity communicates with a balance weight cavity; a yellow warning plate and a car-following prevention plate inform a rear car of paying attention to the distance between the rear car and a front car, the phenomenon that parking fee payment is avoided through car following is avoided, when the car following phenomenon is serious, vibration metal violently vibrates under the action ofa cam and a vibration spring, and therefore an alarm is given out through a sound-conduction through cavity; and a right lifting sliding block drives an overweight prompting plate to move upwards toprompt that a vehicle is overweight when the weight of the vehicle exceeds the limit, so that the overweight vehicle is prevented from entering a high-rise parking lot to cause damage to a building.

The invention discloses a radiation treatment device which includes: a radiation treatment part used for supporting and moving a sickbed of a patient; and an MR monitoring part which is arranged on the horizontal movement direction of the sickbed. The radiation treatment device scans a patient in treatment in a real-time manner through the MR monitoring part and adjusts a treatment scheme according to the scanning result so that the precision and speed of radiation treatment are effectively improved and damages on healthy tissues of the patient are reduced as far as possible while it is ensured that radiation of enough dose radiates a tumor area.

The invention provides a manufacturing method of a semiconductor device. The manufacturing method comprises the steps of providing a semiconductor substrate, forming multiple floating gates arranged at intervals on the semiconductor substrate and a hard mask layer on the floating gates; forming spacers on the floating gates and the side wall of the hard mask layer, wherein the material of the spacers comprises amorphous carbon; forming a shallow trench isolation structure in the semiconductor substrate between adjacent floating gates; and removing the hard mask layer and the spacers to expose the floating gates. According to the manufacturing method, the floating gates and the side wall of a tunneling oxide layer can be protected by adopting amorphous carbon, so that corrosion damage to the floating gates and the side wall of the tunneling oxide layer in the etching process can be avoided; in addition, damage to oxide also can be avoided in the ashing removal method of amorphous carbon; and therefore, by adoption of the manufacturing method, the performance and the reliability of the device can be improved.

The invention discloses a deplating solution and a deplating technology for removing a glass NCVM film layer, and relates to the technical field of glass deplating. The deplating solution comprises the following components by mass percentage: 10-30% of soluble carbonate, 5-15% of a complexing agent, 1-5% of penetrant and the balance of water. In the deplating technology, the deplating solution isused for deplating the NCVM film layer of a glass product. By adopting the deplating solution and the deplating technology provided by the invention, the technical problems that a strong alkaline deplating solution used for the removal of the NCVM film layer easily causes damage to photosensitive ink after exposure and development and the product yield is low in a traditional technology are alleviated. The deplating solution provided by the invention mainly uses the soluble carbonate as a main deplating agent, and by cooperating with the complexing agent and the penetrant, not only can the NCVM film layer be cleanly removed with a good deplating effect, but also no damage is caused to the photosensitive ink after exposure and development, and the glass product after being deplated with thedeplating solution has a good appearance and a high yield.

The invention discloses a sample box, a lid, a box body, a clasp, a lofting platform, a shock absorber, a lofting round hole, a screw, a screw hole, a stud and a sealing ring used for loading an atomic probe needle-like sample; the sample box comprises a lid, a box body, a clasp, a lofting platform, a shock absorber, a lofting round hole, a screw, a screw hole and a sealing ring. Wherein the box cover is fastened with the box body through a sealing ring and a clasp, the lofting platform is fixedly connected with the top of the box body, a shock absorber is arranged at the bottom of the box body, a plurality of lofting round holes are arranged on the top of the lofting platform, the lofting round holes are arranged in two circles of concentric circles at equal angles on the lofting platform, and the inner layer and the outer layer round holes are staggered at angles; At that side of the loft platform, a screw hole is arranged correspondingly to each loft round hole, and the screw hole is correspondingly provided with a screw post for fixing; The lofting round holes arranged on the lofting platform are arranged at equal angles of two concentric circles, and the inner layer and the outer layer round holes are staggered by a certain angle, so as to be convenient for taking and placing samples and avoid tweezers from accidentally touching other samples and causing sample damage in the process of taking and placing samples.

The invention relates to a device for coiling and retaining a power communication optical cable, in particular to an enclosed type optical cable coiling and retaining frame. The enclosed type optical cable coiling and retaining frame comprises a cross and a cylindrical protective cover. Four ends of the same side of the cross are respectively and fixedly provided with a straight panel perpendicular to the plane where the cross is located. The panel surfaces of the straight panels at the opposite positions are opposite. The end of each straight panel is branched, wherein one branch is bent 90 degrees towards the center of the cross to form an inward bent piece, the other branch is bent in the direction deviating from the center of the cross to form an outward bent piece, and each inward bent piece is provided with a threaded hole. The bottom face of the cylindrical protective cover is provided with threaded holes corresponding to the threaded holes formed in the inward bent pieces. The opening diameter of the cylindrical protective cover is larger than the linear distance between the ends of any two opposite outward bent pieces. Through the enclosed type optical cable coiling and retaining frame, the optical cable coiled and retained on the cross can be covered with the cylindrical protective cover, the optical cable can not be damaged accidentally, and the optical cable can not be damaged when a cable joint is ignited in the detonation process; thus, the enclosed type optical cable coiling and retaining frame can effectively protect the power communication optical cable.