78results about How to "Avoid or reduce damage" patented technology

The invention is concerned with the skin care compound medicine for scar restoration. It contents: metallothionein 50-200ppm, epidermal growth factor 5-60 thousands international unit/30ml, one or more types of additional skin care liveness materials and carriers are acceptable by skin. The invention boots up the speed of skin restoring, reduces scar and mark of burns, scald.

The invention discloses a sample carrier for the focusing ion beam microscope, which comprises a platform and a metal foundation which is used to support the platform. A rectangular groove is provided on the surface of the platform. At least one end surface of the rectangular groove is provided with adjustable and movable dead axes, one end of the dead axes is connected with the metal filling piece of a fixed sample. The invention can effectively avoid the damage to the sample when selecting the sample and the operational area of the sample can be increased.

The invention relates the three-dimensional integral braiding method which can turn the forming direction, comprising the following steps: adopting partial braiding method for the part of turning the forming direction, designing flower node line along the forming direction at the turning part according to the rule of size and angle, designing the number of crosswise flower node and lengthwise flower node according to the length of flower node; the rule only suiting to the parts on braiding machine chassis. The braiding method has the advantages of simple method, strong practicality and low cost. The work braided with the method has the advantages of continuous internal fibrillation and good structure integrality.

The invention provides an elastic member for an earthquake proof building, and belongs to the construction field. The elastic member is mainly used in a main part of the building to buffer impact applied to the inside of the main building and prevent loosened floor plates or wall bodies from falling. The elastic member comprises elastic plate frames and elastic earthquake proof supports adhered to the lower parts of girt strips or the inside of the wall bodies, wherein the elastic plate frames consist of frames formed by vertically or horizontally staggered steel plates and spiral springs distributed in the grids; and the elastic earthquake proof supports consist of box type end heads, spiral support springs connected with the box type end heads at both ends, support rods passing the springs and inserted in the box type end heads, and pressure springs arranged between the end parts of the support rods and the box walls. The elastic member has the advantages that: the earthquake proof supports can buffer the shake transferred from the ground to the building and avoid or reduce the damage of the building; and the elastic plate frames adhered to the lower parts of the girt strips or the inside of the wall bodies can absorb the kinetic energy of falling girt strips or collapsed wall bodies by elastic deformation, prevent the damaged girt strips or wall bodies from falling down to the ground, and further prevent the injuries and deaths of indoor persons and the property loss.

The invention discloses a reaming device for oil and gas drilling. The device includes a second conical drill bit, first hydraulic telescopic rods, a mounting plate, a mounting shell and a base, wherein telescopic rods are mounted on both sides of the bottom of the base, limit holes are evenly distributed on the telescopic rods, the bottom of the telescopic rods is equipped with fixing pins, walking wheels are mounted at the bottom of the base among the telescopic rods, the top of the base is equipped with a mounting plate through two sets of second hydraulic telescopic rods, and the central position of the bottom of the mounting plate is equipped with the first hydraulic telescopic rods. The device is advantaged in that through the second conical drill bit, the first hydraulic telescopicrods, the mounting plate, the mounting shell and the base, the walking wheels can facilitate the staff to quickly transfer the device according to the actual situation, the hydraulic telescopic rods can be adjusted and lifted according to the working condition, cameras can facilitate the staff to observe the internal drilling situation when the device is in operation, and the device has strong practicability and is worth popularizing.

The invention provides a transistor and a method to form the strained channel transistor. The strained channel transistor comprises a substrate formed of a first material. A source region comprised of a second material is formed in a first recess in the substrate, and a drain region comprised of the second material is formed in a second recess in the substrate. A strained channel region formed of the first material is intermediate the source and drain region. A gate stack formed over the channel region includes a gate electrode overlying a gate dielectric. A gate spacer formed along a sidewall of the gate electrode overlies a portion of at least one of said source region and said drain region. A cap layer may be formed over the second material, and the source and drain regions may be silicided. The invention is a whole grid structure for preserving the strained channel transistor. Especially, it can avoid or reduce the damage of the grid structure.

The invention relates to an expansion increment deflagration fracturing method. The method includes the following steps that perforation is carried out; expansion is carried out; a plug is arranged, specifically, the plug with a blocking function is arranged in the portion, located under the bottom boundary of a perforation well section and above the bottom boundary of a reservoir well section, ofa shaft, the plug blocks and isolates the portion, below the plug, of the shaft and the portion, above the plug, of the shaft, and the plug forms a bottom block; a pressure block is arranged, specifically, a fluid section plug is arranged in the portion, above the bottom block, of the shaft, so that the pressure block with pressurizing and buffering effects is formed; a deflagration fracturing device is arranged, specifically, the deflagration fracturing device connected to the lower end of an oil pipe or a cable is separated from a releasing sub of the oil pipe or the cable, and the deflagration fracturing device independently sits on the upper end face of the bottom block; and the deflagration fracturing device is stimulated and deflagrated, so that expansion increment deflagration fracturing of the reservoir well section is completed. The method can greatly expand the working volume of deflagration fracturing at the near-wellbore region of a reservoir; the limitation of chemical dose for deflagration fracturing is eliminated or reduced, so that the chemical dose for deflagration fracturing is increased; and damage of deflagration fracturing to the shaft or the oil pipe or the cable is lowered or avoided.

The invention discloses an infilled wall connecting mode with a recoverable energy consumption function. The infilled wall connecting mode comprises a frame, an infilled wall and at least one structural unit, wherein the structural unit comprises two pieces of T-shaped steel, the two pieces of T-shaped steel are parallel to each other and are connected between a frame beam and the infilled wall, the two pieces of T-shaped steel can move relatively and transversely, the two pieces of T-shaped steel are in bolted connection with the wall and a flange of the frame beam, the two sides of web plates of the two pieces of T-shaped steel are each provided with a friction outer plate which is in sliding friction with the two pieces of T-shaped steel, and the two friction outer plates are connected with the T-shaped steel through elastic reset assemblies. According to the infilled wall connecting mode, the energy dissipation effect is achieved through friction sliding between the web plates of the T-shaped steel and the friction outer plates, the self-reset function is achieved through the elastic reset assemblies, damage to the infilled wall can be effectively reduced or avoided through a mutual transverse dislocation mechanism of the two pieces of T-shaped steel, the energy dissipation function and the recoverable function of the steel frame-infilled wall structure are achieved, and the anti-seismic requirements of different levels can be met.

The invention relates to a preparation method of a traditional Chinese medicine ointment, which comprises the steps of pretreatment of traditional Chinese medicine materials, soaking of the medicine materials, normal-pressure decoction, depressurized concentration, ointment extracting, subpackaging and the like, wherein the medicine materials should be flushed with water of which the weight is 0.2-100 times more than that of the medicine materials to reduce pesticide residues; after the normal-pressure decoction, the medicine materials should be kept in an closed environment for precipitation for 5-60 minutes; and in the ointment extracting process, the density of the ointment should be strictly controlled to be within the range of 1.1mg/ml-1.4mg/ml. When the ointment contains animal medicine materials, class A medicine materials and precious medicine materials, the animal medicine materials, the class A medicine materials and the precious medicine materials should be added to the ointment after being extracted or be directly swallowed after superfine pulverization. The invention effectively solves the problems of pesticide residue and easy destruction of medicine components in the traditional ointment preparation process as well as short storage time, easy deterioration, inaccurate dosage, poor medicine effect and the like of the medicament. For the animal medicine materials, the class A medicine materials and the precious medicine materials used in the ointment, the invention also avoids the waste of these medicine materials as a result of incorrect decoction, and ensures the efficacy of the medicine materials to the greatest extent.

The invention discloses a movable engineering machine and a counter weight mechanism. The counter weight mechanism comprises at least one box and at least one flow guiding pipe relatively fixed with the at least one box. Every box forms a liquid cavity accommodating liquid, the lower end of the flow guiding pipe extends into the liquid cavity, a preset distance is reserved between the lower end of the flow guiding pipe and the bottom surface of the liquid cavity, and the upper end of the flow guiding pipe extends out of the liquid cavity. According to the optimized technical scheme, the inner section of every part of the flow guiding pipe parallel to the horizontal plane is equal, or areas of inner sections of the flow guiding pipe parallel to the horizontal plane are gradually increased in a direction from the lower end to the upper end. When liquid in the liquid cavity of the counter weight mechanism is solidified, due to the fact that the flow guiding pipe is arranged, drainage can be performed through the flow guiding pipe, box damage caused by largening of liquid solidification area is avoided or reduced, and reliability and stability of the counter weight mechanism are guaranteed.

The invention provides a controller of a memory. The controller of the memory comprises a detection module and a protection module and is applied to the memory which is provided with a command transmission end and a data transmission end which is different from the command transmission end, the detection module is used for detecting whether an electronic device relevant to the memory has error conditions, and when the detection module detects that the electronic device relevant to the memory has the error conditions, the protection module sends an interrupt instruction to the memory by means of the command transmission end so as to request the memory to stop an operation relevant to the data transmission end.

The invention discloses a paper cutter which comprises a rack, a feed system hinged and fixed with the rack, a displacement regulation system used for regulating the workpiece position, and a control system used for controlling operation of the feed system and the displacement regulation system. The control system controls the feed system and the displacement regulation system, the workpiece position is adjusted according to a size of a workpiece to be cut, and then cutting processing is performed by the feed system. The workpiece cutting position accuracy is guaranteed, the working efficiency is improved, body paper waste is avoided or reduced, and the paper cutter adapts to different conditions of body paper damage and is wider in application range; and further, the quality and toughness of the body paper are guaranteed, later-period using damage of the body paper caused by processing by a rewinder is avoided, a trimming procedure and the like during rewinding are reduced, and the production and processing costs are reduced.

The invention discloses an EPP vehicle bumper, and belongs to the field of vehicle manufacturing. The EPP vehicle bumper comprises a transverse beam matched with a vehicle body, a buffer plate, a base plate and at least two guide rods; the transverse beam is fixedly connected with the base plate to form a bar body, and the buffer plate is located in the bar body; one end of each guide rod is movably inserted into the transverse beam, and the other end of each guide rod is fixedly connected with the buffer plate; each guide rod is sleeved with a buffer spring, one end of each buffer spring is fixedly connected with the transverse beam, and the other end of each buffer spring is fixedly connected with the buffer plate; and a gap between the transverse beam and the buffer plate is filled with EPP energy absorption blocks, and a gap between the buffer plate and the base plate is filled with EPP energy absorption belts. Through the EPP energy absorption blocks between the transverse beam and the buffer plate and the EPP energy absorption belts between the buffer plate and the base plate, impact force generated at the moment when vehicle collision occurs can be rapidly and effectively absorbed, harms to drivers and damage to a vehicle are effectively avoided or reduced, and the EPP vehicle bumper is simple in structure, convenient to install and low in manufacturing cost.

The invention provides a device of a double-shaft air blower for mounting a wind wheel, According to the device, the wind wheel is mounted on each armature shaft at two ends of a motor by the double-shaft air blower; the device for mounting the wind wheel and the motor are symmetrically arranged; the device for mounting the wind wheel comprises a pressure delivering mechanism; the pressure delivering mechanism is provided with a pneumatic actuator; the pneumatic actuator comprises two air cylinders, air channels formed by the two air cylinders are connected in parallel after the connection of an air pipe and a conversion adapter; a mechanical valve is mounted on the paralleled air channel; a speed control valve is mounted on each branch air channel; the air cylinders are all provided with air cylinder fixing plates; the air cylinder fixing plates and subplates are fixed together through subplate bolts; two parallel pull rods are vertically arranged between the two air cylinder fixing plates; and the pull rods and the air cylinder fixing plates are in screw thread connection; and spring cushions, flat cushions, and nuts are arranged between the pull rods and the air cylinder fixing plates in sequence. The device has the advantages that the structure is reliable and practicable, the operation is simple and accuracy, the cost performance of the air blower is high, and the repairing and the maintenance are convenient.

The invention discloses an experimental instrument for photo-initiated solution polymerization. The experimental instrument comprises a cabinet and is characterized in that a plurality of narrow-band ultraviolet lamps and a polymerization reaction vessel are arranged in the cabinet; a sliding bracket is arranged at the bottom of the cabinet, and the narrow-band ultraviolet lamps are vertically arranged on the sliding bracket; the polymerization reaction vessel is arranged in the moving direction of the narrow-band ultraviolet lamps, and a gap is formed between the narrow-band ultraviolet lamps and the polymerization reaction vessel; the polymerization reaction vessel can rotate around the axis of the polymerization reaction vessel, and the rotating speed is adjustable; and a light intensity sensor I and a light intensity sensor II are arranged in the moving direction of the narrow-band ultraviolet lamps and are respectively arranged at the two sides of the polymerization reaction vessel. According to the experimental instrument, the use and combination number of ultraviolet lamp sources can be controlled through adjusting and controlling the rotating angular velocity of a turntable, and the light radiation energy received by a polymerization system can be adjusted through adjusting the distance between light sources and a reaction device, so that a method for controlling primary-activity free radical generation rate by using multiple control manners is realized.

The invention discloses an experimental instrument for photo-initiated solution polymerization. The experimental instrument comprises a cabinet and is characterized in that a plurality of narrow-band ultraviolet lamps and a polymerization reaction vessel are arranged in the cabinet; a sliding bracket I is arranged at the bottom of the cabinet, and the narrow-band ultraviolet lamps are vertically arranged on the sliding bracket I; the polymerization reaction vessel is arranged in the moving direction of the narrow-band ultraviolet lamps, and a gap is formed between the narrow-band ultraviolet lamps and the polymerization reaction vessel; the polymerization reaction vessel can rotate around the axis of the polymerization reaction vessel; sliding brackets II are arranged at the two sides of the polymerization reaction vessel, and slit adjusting devices are arranged on the sliding brackets II and can move along the sliding brackets II; and a light intensity sensor I and a light intensity sensor II are arranged in the moving direction of the narrow-band ultraviolet lamps. According to the experimental instrument, the use and combination number of ultraviolet lamp sources can be controlled in a manner that slit width or shading time is adjusted by slit transmission adjusting devices, and the light radiation energy received by a polymerization system can be adjusted and controlled through adjusting the distance between light sources and a reaction device, so that a method for controlling primary-activity free radical generation rate by using multiple control manners is realized.

The invention discloses polytetrafluoroethylene filament doup structure filter material base cloth and a preparation method thereof. Specifically, doup fabric base cloth is obtained by adopting a woven doup structure for weaving, wherein the doup fabric base cloth consists of two systems, namely doup wraps and ground warps which are twisted mutually, and yarn holes are formed at twist points of the two warps; during weaving, a piece of weft yarn is woven every time the doup wraps are changed between left and right positions; on the premise of ensuring the using performance of a filter material, the using amount of a raw material is reduced to realize the purpose of cost saving, and the problems of poor cohesive force of filaments in a texture, and difficult weaving are overcome, damage to PTFE base cloth caused by needling can be avoided or reduced, thereby improving product quality, performance and service life of the filter material.