242results about How to "Easy and precise operation" patented technology

A vertebra bone cement introduction system includes a main frame comprised of lateral handle and vertical insertion tube; a pouring frame comprised of lateral handle and vertical extension tube; an external injection device to inject cement into extension tube; a taper being meshed to extension tube; a polygonal hole disposed to taper and a recession in the mid of taper connected to a silicon gel bag containing cement; a locking rod penetrating the extension tube; and the lateral rod of the pouring frame being turned in reverse to disengage taper from extension tube while leaving taper and bag in a hole drilled on the bone.

The invention discloses a method for detecting the lack of a refrigerant in an air conditioner, and the air conditioner. The air conditioner comprises a compressor, a heat exchange, a throttling piece, a wind wheel and a controller, wherein an inlet refrigerant temperature sensor for detecting the refrigerant inlet temperature of the heat exchanger is arranged at an inlet of the heat exchanger; an outlet refrigerant temperature sensor for detecting the refrigerant outlet temperature of the heat exchanger is arranged at the outlet of the heat exchanger; when the absolute value of the difference between the refrigerant inlet temperature and the refrigerant outlet temperature is greater than or equal to a set value, the controller displays the lack of the refrigerant in the air conditioner. According to the invention, through detection by the relevant temperature sensors, the lack of the refrigerant in the air conditioner can be displayed timely and accurately, and the corresponding alarm information about the lack of the refrigerant can be given, therefore, the problem that the conventional household air conditioner cannot automatically detect the leakage or lack of the refrigerant is solved; and further, the method and the air conditioner have the characteristics of economy, practicability, and convenience and accuracy in operation.

A video device controller (101) and method for generating a key code enable key code generation by a single instance of manipulation of the controller by a user The video device controller (101) includes a touch pad (110) having a predetermined touch pattern; a coordinate recognition unit (120) for recognizing coordinate values corresponding to a touch trajectory executed with respect to the touch pad (110); a key signal input unit (130), having a plurality of keys, for generating a key signal according to a user selection, the plurality of keys including at least one hotkey corresponding to a set of video device functions; a system controller (140) for generating, in response to a user operation of the hotkey, an OSD command signal for displaying an OSD keypad having a set of menu items corresponding to the video device functions, the OSD keypad being configured according to the predetermined touch pattern, for calculating values of at least one of a direction, speed, and distance of the touch trajectory using the recognized coordinate values, and for outputting a movement command signal based on the calculated values and the key signal, the movement command signal shifting an object among the OSD menu items displayed on the video device; and a key code generator (150) for respectively generating a key code corresponding to the OSD command signal and a key code corresponding to the movement command signal.

An integrated endoscope and accessory treatment device is provided. The device employs a medical treatment device at its distal end that is combined with the endoscope as a complete system. The treatment device is controlled by integrated elements at the proximal end of the endoscope. The treatment devices may include tissue apposition devices, tissue cutting devices, forceps and others.

A portable communications device, e.g., a cell phone with a simplified user interface and easy to use keys is described. The user interface supports book type and circular type applications. Book interface type applications are applications in which a user is stopped from moving beyond the last page when a next page operation is selected. In circular applications a user is allowed to move from the last page of an application to the first page of the application by selecting a next page option. Regardless of the application type, in response to a displayed page a user, in some embodiments, is presented with at most 4 options. This allows navigation between applications, pages and selection of actions corresponding to pages to be supported using relatively few keys, e.g., 4 keys, thereby allowing the number of keys on the phone to be kept small and the key size large.

A tracheal intubation device for placing an endotracheal tube in the trachea of a patient includes a bar-shaped camera, a handle portion, a guiding portion, and a display device. The bar-shaped camera for capturing images is placed inside the endotracheal tube. The display device is electrically connected to the bar-shaped camera for displaying images captured by the bar-shaped camera. The guiding portion connected to the handle portion has a front end and a rear end. The rear end is connected to the handle portion, and the bar-shaped camera and the endotracheal tube are movably situated in the guiding portion.

The invention discloses a circumcision locator and a disposable circumcision stapler. The circumcision locator comprises a fixed sleeve with circular structure. The size of the outer edge of the bottom end of the fixed sleeve is matched with the size of the inner ring of the disposable circumcision stapler, the fixed sleeve is connected with a handle by a connecting part, the connecting part is provided with an accommodation space for accommodating glans penis, the bottom end of the fixed sleeve is extended to arrange a locating part, and the outer end surface of the locating part is in inclined structure. The side surface of the inner ring and the outer ring of the disposable circumcision stapler matched to use is in inclined structure. By adopting the structure, the circumcision locator and the disposable circumcision stapler which is matched with the circumcision locater can be specially used to push the inner ring in order to sheath the glans penis and accurately locate when the disposable circumcision stapler is used to carry out the circumcision.

The invention discloses a tibia osteotomy positioning device which is used for artificial total knee prosthesis replacement operation. The tibia osteotomy positioning device comprises an osteotomy plate and a positioning rod, the osteotomy plate is fixed at the top end of the positioning rod, and contact screws which are used for being nailed into tibia ridge front edge bone cortex for positioning are arranged on the positioning rod. The device has the advantages that the structure is simple, the positioning is accurate, the operation and the usage are convenient, during knee prosthesis replacement, inside and outside turning, rotation and hypsokinesis can be excellently controlled to perform a marrow outside positioning tibia osteotomy in tibia osteotomy operation, and the defects that tibia osteotomy positioning devices in prior art are inaccurate in alignment, complicated in operation, and unstable caused by human factors and the like are overcome. The two contact screws are nailed into the tibia ridge for fixture, so that the upper end of a positioning device is not required to be in contact with a tibial platform, and the osteotomy plane is determined mainly according to the tibia ridge.

An integrated endoscope and accessory treatment device is provided. The device employs a medical treatment device at its distal end that is combined with the endoscope as a complete system. The treatment device is controlled by integrated elements at the proximal end of the endoscope. The treatment devices may include tissue apposition devices, tissue cutting devices, forceps and others.

The invention provides a device based on a regular dodecahedron base and six common earth pressure cells. An earth pressure cell groove is formed in the six faces, non-parallel to each other, of the regular dodecahedron base respectively; the six common earth pressure cells are fixed on the six grooves respectively; the gap between each groove and each common earth pressure cell is filled with an expansion water stop ring; a wire hole for guiding a data wire of the common earth pressure cell to the center of the regular dodecahedron is formed in each groove; a wire gathering hole is formed in any face of the regular dodecahedron base without a groove; and the data wire is connected with an earth pressure cell testing and reading element. The invention also provides an operation method of the regular dodecahedron-based three-dimensional stress state testing device. The beneficial effects are as follows: the stress state of a point in an earth body is accurately and conveniently obtained, the error of the traditional way of pasting a strain rosette to reflect stress is improved, and the average test precision is 0.81rho. Through the precision improvement, the conventional stress state of the earth body can be reflected more accurately, and the safety stock of a project is improved.

The invention provides a water heater and a control method thereof. The water heater comprises an operation interface with a display area and multiple functional keys, a scanner and a controller. The display area is used for displaying current parameters and a current working mode of the water heater, and the functional keys include an on-off functional key. The scanner is used for receiving gestures inputted by a user. After judging that the on-off functional key is triggered, the controller is used for controlling the water heater to enter working modes corresponding to the gestures according to the gestures inputted by the user. By the water heater and the control method thereof, the gestures of the user can be recognized, the water heater is enabled to enter the working modes corresponding to the gestures selectively, operation is simplified, switching is rapid, and the problem that the water heater is incapable of recognizing selections of the user due to objective reasons is avoided.

A portable communications device, e.g., a cell phone with a simplified user interface and easy to use keys is described. The user interface supports book type and circular type applications. Book interface type applications are applications in which a user is stopped from moving beyond the last page when a next page operation is selected. In circular applications a user is allowed to move from the last page of an application to the first page of the application by selecting a next page option. Regardless of the application type, in response to a displayed page a user, in some embodiments, is presented with at most 4 options. This allows navigation between applications, pages and selection of actions corresponding to pages to be supported using relatively few keys, e.g., 4 keys, thereby allowing the number of keys on the phone to be kept small and the key size large.

An automatic control method of inflation is revealed. An inflator including a pressure gauge with a microprocessor automatically controls an inflated object to be inflated until the pressure reaches an initial set pressure value on the pressure gauge. After the pressure reaching the initial set pressure value, an air pump of the inflator is shut down until the pressure gets balanced. Now the value shown on the pressure gauge is lower than the initial set pressure value. The difference between an actual pressure value and the initial set pressure value is calculated and is added with the initial set pressure value to get a new set pressure value the inflated object actually needs by the microprocessor. Now the inflator starts inflation again until the pressure reaches the new set pressure value. The inflation is completely precisely.

A table saw includes a curved channel formed in a supporting base, a cradle attached to the supporting base, an arbor bracket attached to the cradle for supporting a saw blade and a motor, a height shaft attached to the cradle and extended through the curved channel of the base for engaging with the arbor bracket, a tilt shaft attached to the base and engaged with the cradle for adjusting the saw blade relative to the base to selected angular positions, a follower slidably engaged in the curved channel of the base, and a signal generating device attached to the follower for detecting a bevel angle of the arbor bracket and the cradle and the saw blade relative to the base and for precisely showing the angle with digits.

The invention relates to a measuring tool for adjusting the gasket thickness in the mounting of ship equipment, which comprises a thin steel plate, four measuring heads and four locking rods, whereinthe thin steel plate is provided with two long hole slots in parallel, each long hole slot is provided with two measuring heads inside, the measuring heads can slide in the long hole slots, and the locking rods are fixed on each measuring head from a side part. The method of using the measuring tool for determining the adjusted thickness of the gasket comprises that: after the measuring tool is inserted into the placement position of the adjusted gasket, the height of the telescopic measuring heads is the height of the position, and the locking rods are tightly screwed to fix the height for measuring. The tool of the invention has convenient and accurate operation, and can measure the height of four positions at one time, greatly improves the measuring efficiency and the measuring precision. Being simple and practical, the measuring tool has high popularizing value.

The invention discloses a two-section folding conveyer automatically controlled by a winch. The two-section folding conveyer automatically controlled by the winch is mounted on a ship and mainly consists of components and parts such as a second conveying arm of which one end is hinged with the ship, a first conveying arm of which the bottom end is hinged with the other end of the second conveyingarm, an auxiliary gantry which is hinged with a large-end hinging hole of the first conveying arm, a main gantry which is arranged on the ship, a hydraulic cylinder, and a winch. As a steel wire ropeis withdrawn and released by using the winch in the withdrawing and release process, the first conveying arm is folded up, and a redundant belt is reduced; in addition, no oil cylinder is used while the first conveying arm is unfolded and folded, so that the weight of the device self is reduced, the operation process is simplified, and the cost is lowered. The two-section folding conveyer has thecharacteristics of being simple in structure, light in device weight, good in security, low in cost and the like.

An optically transmissive layer 212 is formed on a first substrate 211, and a slope surface 212a having a valley in cross section is formed in the optically transmissive layer 212. A reflective layer 213 having a aperture 213h on the slope surface 212a is formed on the optically transmissive layer 212. A color layer 214 is formed on the reflective layer 213. The color layer 214 has a thick portion 214a formed corresponding to the slope surface 212a of the optically transmissive layer 212.

The invention relates to the technical field of electric appliances for numerically controlled lathes, and discloses a fuse for a numerically controlled lathe. The fuse comprises a fuse shell, first metal sheets are connected to inner side ends of a conducting wire, a rotating shaft is connected between the two first metal sheets, an insulating porcelain cylinder is connected to an outer side faceof the rotating shaft, second metal sheets are connected to upper ends of the first metal sheets, the second metal sheets are connected with a fusing connector, the fusing connector is connected witha fuse wire, a rotating frame is arranged at an upper end of the fuse wire, and a manual rotary table is connected directly above the rotating frame. By means of the cooperative transmission of an inner convex arc-shaped groove in the manual rotary table and a concave arc-shaped groove at the outside of the rotating frame, the rotating frame drives the insulating porcelain cylinder to rotate on the rotating shaft, the second metal sheets at both ends of the fuse shell start to deviate from the fusing connector, when the next fusing connector is in contact with the second metal sheets, the next fuse wire has been connected in series in a circuit of the fuse, and this structure solves the problem that the existing fuse component is complicated and difficult to replace.

The invention belongs to the field of research of buffer material multi-field coupling performances in high-level waste geological disposal and in particular relates to a sensor arrangement structure and a method in a buffer material multi-field coupling experiment bench. The invention aims to provide necessary conditions for successfully constructing a buffer material thermal-water-force-chemical multi-field coupling large experiment bench and indicating behaviors of the buffer material under the multi-field coupling condition. According to the structure and the method, three different monitoring areas are divided in a compacted bentonite block layer from bottom to top according to the position of a heater in the experiment bench, different monitoring layers are finely divided in each monitoring area, and the monitoring layers are perpendicular to a cross section of a vertical axis of the experiment bench, wherein two monitoring layers are divided in a bottom monitoring area, four monitoring layers are divided in a middle monitoring area, two monitoring layers are divided in an upper monitoring area, a displacement sensor needs to penetrate through multiple monitoring layers, and a soil stress sensor, an interstitial hydraulic pressure sensor, a temperature sensor, a temperature and humidity sensor and an electrochemical corrosion sensor are positioned in the monitoring layers.

The invention belongs to the measuring technical field of plant root system structure and relates to a detecting device for corn root system structure, which includes two parts like a round barrel and a root system supporter. The round barrel is composed of a round barrel body and a barrel bottom. The root system supporter is composed of a round layer mesh and a layer mesh supporter. The root system supporter is arranged in the inner part of the round barrel and a clearance is reserved between the root system supporter and the round barrel. The body of the round barrel is fixed with the barrel bottom. The barrel bottom is a cylinder and provided with a permeable hole. The layer mesh and the layer mesh supporter of the root system supporter are fixed together. The layer mesh supporter leads the arrangement of the layer mesh to be fixed and maintain an invariable shape. In order to keep the natural situation for the growing of corn root system, the structure of the layer mesh is in gridding shape. The invention can not only accurately detect the quantized indexes changed with the time process of the corn root system, such as the fresh weight, dry weight, length and size of the root system, etc., but also can accurately and conveniently detect the space structure of the whole corn root system. The whole device has the advantages of simple structure, convenient operation as well as accurate and reliable result.

The invention discloses a novel tuning gas-liquid column damper with a damping and frequency dual regulation function and a structural vibration control system. The damper can be used for regulating damping and frequency conveniently, thereby achieving the optimal vibration / shock reduction effect on a controlled structural object in different construction phases under different intensities of loads. The novel damper has two characteristics, wherein one characteristic is that a damper valve which can regulate damping force is arranged on a horizontal section of a U-shaped pipe, and the damper valve is a magneto-rheological friction-type damper valve or an electromagnet friction-type damper valve; the other characteristic is that a gas column is further closed at vertical sections on the two sides of the U-shaped pipe, an air pressure regulation device is also installed, and the frequency of the damper is changed by means of regulating air pressure. The structural vibration control system is composed of at least one damper, at least one sensor used for measuring a structural vibration state and at least one controller, and can achieve the optimal vibration control effect on a structure in different construction phases under different use conditions and different intensities of imposed loads.

In a vehicle air conditioner with a door driving system, a distribution link rotated by a single actuator is provided. One surface of the distribution link is provided with a temperature-control engagement groove through which a temperature control pattern is cyclically repeated by plural times, and the other surface of the distribution link is provided with a mode-switching engagement groove through which a mode switching door is driven to a predetermined mode position in accordance with a rotation displacement of the mode-switching engagement groove.

A tracheal intubation device for placing an endotracheal tube in the trachea of a patient is disclosed. The tracheal intubation device includes a bar-shaped camera, a handle portion, a guiding portion, and a display device. The bar-shaped camera for capturing images is placed inside the endotracheal tube. The display device is electrically connected to the bar-shaped camera for displaying images captured by the bar-shaped camera. The guiding portion connected to the handle portion has a front end and a rear end, wherein the rear end is connected to the handle portion, and the bar-shaped camera and the endotracheal tube are movably situated in the guiding portion.

The invention discloses a method and a device for starting a one-hand operation mode. The method comprises the steps as follows: using a sensor to judge whether a right hand or a left hand holds a mobile terminal and detecting whether an edge triggering gesture is available; starting the corresponding one-hand operation mode when detecting the edge triggering gesture and the edge triggering gesture is consistent with a judging result of the sensor. Due to the fact that the sensor is used for judging whether the right hand or the left hand holds the mobile terminal, and detecting whether the edge triggering gesture is available, the method does not start the one-hand operation mode when the edge triggering gesture is unavailable, and can be further used for judging whether the edge triggering gesture is consistent with the judging result that the right hand or the left hand holds the mobile terminal when detecting the edge triggering gesture, and does not start the one-hand operation mode when the edge triggering gesture and the judging result are not consistent, and starts the corresponding one-hand operation mode only when the edge triggering gesture and the judging result are consistent. Thereby, the method and the device not only avoid a misoperation, but also accurately and fast start the one-hand operation mode to enable the operation to be more accurate and convenient.

The present invention relates to an airport scene traffic auxiliary assistance system and method. The method comprises: a monitoring module is configured to monitor the states of the airport ground and airplane operation and generate monitoring data; a main control module is configured to process monitoring data and perform graphics display of data processing results; a path instruction understanding is configured to construct path information of airplane operation by selecting a take-off zone operation element or a dropping zone operation element and convert the path information to latitude and longitude coordinate sequence information and path character description information; and a sliding motion module is configured to generate path data information after processing receiving instruction strings through the path understanding module, perform mathematical motion model operation process of the path data information and guide the sliding of the airplane according to the geographical location information and data instruction strings formed by points on the ground. The airport scene traffic auxiliary assistance system and method are able to understand the operation states of an airport scene and an airplane in real time, perform real-time regulation and control, and are high in degree of automation, so that the airport operation efficiency is enhanced, the flight conflict delay is reduced and the operation management safety level is improved.

The invention provides a clamp for automatic welding, which comprises a base, a bracket, a connecting plate positioned on the bracket, a positioning disk positioned on the connecting plate and a fixed disk arranged on the positioning disk. The clamp can utilize a positioning part on the positioning disk or a box body fixing device on the fixed disk for fixing a variety of dimensions and a variety of shapes of box bodies for leading an automatic welding device to be easy to carry out welding on the box bodies; and the adoption of the clamp for welding has the advantages of accurate and convenient operation, reduced labor intensity of workers, improved production efficiency, and improved welding accuracy and quality.

The invention discloses a hand-held electronic device and an operation method thereof. The hand-held electronic device comprises a shell, a display module, a virtual keyboard module, a sensing module, and a control module, wherein the display module is arranged in the shell; the virtual keyboard module is used for generating a virtual keyboard which can be displayed by the display module, and the total area of the virtual keyboard is larger than a sectional area of the display module for displaying the virtual keyboard; the sensing module is used for sensing the operation of a user acting on the shell or the display module to generate a sensing result; and the control module receives the sensing result from the sensing module, and controls a corresponding part of the virtual keyboard to be displayed by the display module according to the sensing result.

The invention provides a multilevel menu display method and a multilevel menu display device for a mobile terminal. The multilevel menu display method comprises the following steps: respectively storing node units into different knowledge bases according to the acquired level marks of all the node units; combining all the node units taking the level marks as initial marks into an initial menu, anddisplaying the initial menu into an initial interface in application of the mobile terminal; receiving an expansion instruction for certain node, which is transmitted by a user during operation of application, acquiring a next-level node unit associated with the node unit for the expansion instruction according to unit level marks and knowledge base IDs of other node units associated with the node unit for the expansion instruction, and displaying the contents of the next-level node unit associated with the node unit for the expansion instruction below the node unit for the expansion instruction in a multilevel menu form. According to the multilevel menu display method and the multilevel menu display device disclosed by the invention, convenient and accurate operation of the menu in the mobile terminal can be realized.

The invention relates to a hydraulic control system for an electric-hydraulic proportional numerical control bending machine, in particular to hydraulic control system equipment provided with an electric-hydraulic proportional numerical control bending machine. In the hydraulic control system, the working port of a two-position four-way electromagnetic reversing valve is connected with a No. 1 replenishing valve and a No. 2 replenishing valve respectively; the working port of a three-position four-way electromagnetic reversing valve is communicated with one end of a damper; the working port of the three-position four-way electromagnetic reversing valve is communicated with the oil outlet of a support valve; the oil outlet of an electromagnetic shut-off valve is communicated with the oil inlet of a No. 2 one-way valve; the oil outlets of the No. 1 replenishing valve and the No. 2 replenishing valve are communicated with the plug cavities of a No. 1 oil cylinder and a No. 2 oil cylinder respectively; and the oil inlets of the No. 1 replenishing valve and the No. 2 replenishing valve are communicated with an oil tank respectively. The hydraulic control system has the advantages of simple structure, adoption of a proportional cartridge valve, small size, stable and reliable work, no leakage, high working efficiency, low equipment manufacturing cost, high integration degree and control of the pressure of a system via a computer, and is widely applied to hydraulic control systems of computer-controlled numerical control bending machines.

The invention relates to an electromobile charging system based on user identification codes and a using method. The system configures the user identification codes for registered users, and the user identification codes and user personal information included in the user identification codes are stored in a system management center server of the electromobile charging system; cameras are arranged on a charging module of the system and used for scanning the user identification codes, and all the cameras are connected with the system management center server. The using method includes the steps that the users log in the system website and register to become the registered users of the electromobile charging system and obtain the user identification codes; the cameras on the charging module of the system scan the user identification codes or scan charging identification codes on the charging module so that a battery can be connected in for charging. A charging place can be reserved. The system identifies the registered users through the user identification codes, and operation is easy and accurate; a common mobile phone can serve as a user terminal of the system, the visual charging operation interface is displayed, and therefore the electromobile charging system is convenient to use.