56results about How to "Shorten the gliding distance" patented technology

The embodiment of the invention provides an input method of a terminal, comprising the steps that a contact clicks a push-button input character in a virtual mother keyboard of a touch screen; the screen pops up a sub-keyboard corresponding to a push-button; and the contact slides on the sub-keyboard and selects a subsequently input character, wherein if the contact departs from the touch screen, the sub-keyboard disappears and the screen outputs a character string or a word corresponding to the character string input by a user. The invention further provides a terminal keyboard and a mobile terminal including the keyboard. According to the scheme provided by the invention, through providing the push-button which is popped up to possibly input in the next step based on a context for the user to slide, select and input, during one whole input process, the contact does not need to depart from the touch screen to effectively input the desired character. By adopting the technical scheme provided by the invention, the user can reduce the clicking times and shorten the sliding distance during inputting, at the same time can effectively reduce the probability of error input according to the prompting of the popped sub-keyboard, therefore the user operation is convenient and the inputting speed and accuracy of the user can be increased obviously.

The invention discloses a dynamic display system of a pinyin gliding input keyboard and a display method thereof in the technical field of computer application. The system comprises an input module, a keyboard layout generating module, a keyboard layout display module and a popup window display module, wherein the input module consists of a small-size touch input device and an input unit. Compared with the traditional QWERT keyboard, the keyboard has simple and exquisite arrangement and complete function and greatly reduces the gliding distance during input. Moreover, the problem of shading ascreen by fingers in touch screen input is effectively solved through a small view displayed on the upper part of the keyboard.

The invention provides an electrically powered wheelchair brake control system which is suitable for the technical field of wheelchairs. The electrically powered wheelchair brake control system comprises a signal detection module, a forward control module, a reverse control module and a motor driving module, wherein the signal detection module is used for detecting shifting force and a loosening state of a controller and transmitting a force signal; the controller is connected with a first loop circuit, a second loop circuit and the signal detection module through a control chip, the first loop circuit is used for controlling output of a forward voltage signal, and the second loop circuit is used for controlling output of a reverse voltage signal; the forward control module is used for outputting a high level as a control signal for forward rotation according to the force signal; the reverse control module is used for outputting a low level as a control signal for reverse rotation when the controller is loosened or is shifted; the motor driving module is used for driving a motor to perform forward rotation or reverse rotation. The invention further provides an electrically powered wheelchair. Therefore, the brake is more efficient, and certain sliding distance after braking is shortened.

The invention is concerned with an auto-control method for preventing from urgent braking and pressing accelerator pedal mistakenly belonging to auto-control technology field. The testable electromagnetism valve sets on the upriver side of throttle for step and sends the pressure different of fuel to the upper and lower steam of the valve to the pressure intake port of pressure different sensor. The pressure different of flow changes into electric signal of flow pressure different by the sense organ in the sensor and sends to the intake end of signal processor. Set criterion of urgent braking and pressing accelerator pedal mistakenly as the determinant threshold value according to vehicle's type in the signal processor, and the signal processor will judge and estimate according to the instantaneous flow to fuel. When it judges the mistake of braking, it will send braking order to controller to close the testable electromagnetism valve and cut off the fuel through electronic switch, at the same time, the electric pushing pole drives the car to stop to avoid traffic accident.

The invention provides a method for reducing sliding distance of an airplane during landing and taking off, which belongs to the technical field of aircraft carriers. The method comprises a conveying belt, a sub haulage cable, an anti-backing roller and wall and a haulage cable; and scheme is as follows: (1) the airplane is started and accelerated together with the conveying belt on the conveying belt, the conveying belt moves reversely, the pulling cable is separated from the airplane while the pull force of the pulling cable reaches 0.1-1000 N, and the airplane rushes out of the conveying belt to take off; and (2) after the airplane lands on or slides to the conveying belt reverse to the airplane operation direction, the airplane engine is stopped and the conveying belt is decelerated until parking, and then the airplane lands successfully. The method provided by the invention, which is a novel takeoff and landing mode, is superior to the traditional airplane takeoff and landing mode and especially suitable for carrier on the aircraft carrier to take off; the sliding distance of the airplane during taking off and landing can be reduced; the airplane can directly take off or land on the conveying belt under the circumstance that the airplane performance and pilot physical fitness permits; and the method also has the characteristics of low manufacturing cost, simplicity for manufacturing, less energy consumption and simplicity in operation.

The invention relates to the technical field of unmanned aerial vehicles, in particular to a petroleum pipeline online overhaul unmanned aerial vehicle, which comprises a case, a landing mechanism, anascending and descending mechanism, a marking mechanism, a fixing mechanism, a camera, a protection mechanism, a position limiting mechanism, an illumination mechanism, rolling balls and a compression mechanism, wherein one end of the case is provided with the illumination mechanism. During the flight inside a petroleum pipeline, the illumination mechanism illuminates the inside of the petroleumpipeline; cracks inside the petroleum pipeline can be conveniently observed; the repair can be timely performed; the protection mechanism is arranged on the top end of the camera; petroleum on the inside top end of the petroleum pipeline drips and falls onto the transparent protection mechanism; the petroleum is prevented from dripping onto the camera; the inside of the petroleum pipeline can be conveniently checked by using the camera; the landing mechanism is arranged at the bottom end of the case; in the landing process of the unmanned aerial vehicle, the landing mechanism achieves the buffer effect, the unmanned aerial vehicle is prevented from being damaged in the landing process; the landing mechanism is in contact with the ground, so that the friction between the landing mechanism and the ground is increased; the sliding distance of the unmanned aerial vehicle is reduced.

The invention belongs to the technical field of steel structure buildings, and particularly relates to an integrated floor slab. The integrated floor slab comprises a first floor slab body, a second floor slab body, installation plates and a damping and sound attenuation mechanism; the installation plate is fixedly connected to the lower surface of the first floor slab body; the installation plateis fixedly connected to the upper surface of the second floor slab body; the damping and sound attenuation mechanism is arranged between the installation plates; the damping and sound attenuation mechanism comprises a flexible metal plate, sound insulation cotton, sliding slots and sliding blocks; the flexible metal plate is in a wave shape and arranged between the installation plates, the interior of the flexible metal plate is uniformly filled with the sound insulation cotton, and the sliding blocks are fixedly connected to the wave-shaped convex positions of the flexible metal plate; the sliding blocks are slidably connected into the sliding slots; and the sliding slots are uniformly formed in the inner walls of the installation plates in a staggered mode. The integrated floor slab ismainly used for solving the problems that foot fatigue of dance practicing personnel is prone to being caused by floor slabs of the prior art, a base plate is greatly damaged, and meanwhile, work of other companies is affected by poor sound insulation effect.

The invention belongs to the field of automobile accessories, and particularly relates to a fender. The fender comprises an arc-shaped outer board, wherein the arc-shaped outer board is movably provided with an arc-shaped inner board; the thickness of the arc-shaped inner board is reduced in sequence from top to bottom; the inner wall of the arc-shaped inner board is provided with a plurality of rubber buffer strips; the plurality of rubber buffer strips are independently provided with an arc-shaped structure, and the widths of the plurality of rubber buffer strips are reduced in sequence fromtop to bottom; the vertical direction of the outer wall of the arc-shaped inner board is provided with a plurality of diversion trenches which are positioned in the rubber buffer strips; the bottom end walls of the plurality of rubber buffer strips are independently provided with a corrugated clamping groove; and a buffer gap between the arc-shaped outer board and the arc-shaped inner board is increased in sequence from top to bottom. Therefore, the impact force of broken stones for the arc-shaped outer board and the arc-shaped inner board is reduced, meanwhile, the sliding distances of broken stones or sharp sundries in the arc-shaped inner board can be reduced, and the reduction of the sliding distances of broken stones or sharp sundries in the arc-shaped inner board is favorable for cleaning the arc-shaped outer board and the arc-shaped inner board.

The invention discloses a high-efficiency cam brake device belonging to the technical field of vehicle brake devices. A cam is arranged on an axle, more than three protrusions are uniformly distributed on the circumferential direction of the outer surface of the cam body, a shaft sleeve is arranged outside the cam, the inner surface of the shaft sleeve is fixedly provided with a friction body with a circumferential concave-convex surface, the outer diameter of the cam is smaller than the inner diameter of the friction body, the outer surface of the shaft sleeve is fixedly provided with a guide bar in a radial direction, the outer end of the guide bar is fixedly provided with a spring guide bar sleeved with a spring, and the spring extends out of the spring guide bar and tightly supports against one end of a brake transmission mechanism in the range of the spring guide bar length. The invention has the beneficial effect that an eccentric friction brake mode is adopted: the eccentric friction body is sleeved on the cam shaft, the protrusions on the cam shaft are elastically combined with the concave-convex part on the friction body so as to realize braking, and the eccentric braking has a good braking effect like that of point braking and cannot lead to braking locking, so that better vehicle running safety is achieved; and the high-efficiency cam brake device is suitable for braking systems of various vehicles and other actuating units.

The invention discloses an unmanned aerial vehicle retractable type ski recovery device. The unmanned aerial vehicle retractable type ski recovery device comprises that a front shrinking cylinder is installed inside a belly of a machine body, the top end of a front shock absorber is fixedly installed at the bottom of the front shrinking cylinder and the bottom end of the shock absorber is installed on a front sliding block through a hanging lug and a connecting bolt, the front sliding block is installed in a guide groove of a front sliding seat, and the front sliding seat is installed on a front sliding seat base. An electromagnetic switch is installed on the bottom face of the belly of the machine body, and the electromagnetic switch is located right above a suction cup. A rear shrinkingcylinder is installed in a belly of the machine body, the top end of a rear shock absorber is fixedly installed at the bottom of the rear shirking cylinder and the bottom end of the rear shock absorber is installed on a rear sliding block through a hanging lug and a connecting bolt, and metal ploughs are installed on the outside of two sides of the rear end of a ski. The unmanned aerial vehicle retractable type ski recovery device is simple in structure and realizable in separation, and can obtain good landing buffering performance; a replaceable wear resistant layer is installed on the frontpart of the ski to effectively protect a ski body structure; and the metal ploughs are installed on the rear portion of the ski to play the role of stable guidance and deceleration.

A warship landing stopping device is mainly composed of a left sliding block 1, a right sliding block 2, a left damping pipe cylinder 5, a right damping pipe cylinder 6, a sliding air return pipe 7, a sliding air return pipe regulating valve 10 and the like. Two ends of a stopping cable 15 are respectively connected with a left rope winding device 3 inside the left sliding block 1 and a right rope winding device 4 inside the right sliding block 2. After an airplane is landed on a warship, the stopping cable 15 is hooked by a tail hook to push the left sliding block 1 and the right sliding block 2 to respectively obtain gradually-increased and changed resistance in the left damping pipe cylinder 5 and the right damping pipe cylinder 6 to slide forwards, the airplane is decelerated and stopped, therefore purposes of simplicity, convenience and practicality are achieved, factors restricting aircraft carrier and airport design manufacture are reduced, and more functions of a naval vessel and an airport are explored.

A brake inertia preventer of a motor vehicle belongs to general vehicles of communications and transportation divided according to an international patent classification table (IPC) so as to prevent slip phenomenon caused by forward sliding because of inertia or unenough climbing power of vehicles on the slippery ground with rain and snow after the vehicles are braked in emergency in critical situations. The device mainly comprises a button switch (1), a controller (2), a battery cell (3), a direct current motor (4), a travel switch (5), a speed reducer (6), a transmission shaft (7), a bearing (8), a wheel disc (9), a conveyer belt (10), a rubber body (11) and the like. The battery cell (3) supplies power to the direct current motor (4); the direct current motor (4) drives the speed reducer (6) to rotate; the speed reducer (6) drives the wheel disc (9); the wheel disc (9) rotates and lifts in positive and negative directions or drops off on the rubber body (11), and the travel switch (5) controls the wheel disc to rotate to the upper and lower limits. The brake inertia preventer of the motor vehicle is applied to driving safety of various motor vehicles. The device has wide use and high safety performance, and can effectively reduce the inertia distance after the vehicle is braked in emergency at high speed.

The invention discloses a mechanical friction and hydraulic transmission collection type stepless speed change device. A reset spring sleeves an input rotating shaft; a sleeve pipe sleeves an input rotating shaft portion through a spline, wherein the input rotating shaft portion is located in front of the reset spring; the front end of the rest spring is fixed at the rear end of the sleeve pipe; the rear end of the reset spring is fixed on the inner side of a rear end cover; a front section of the sleeve pipe is provided with an input friction part and an input pump blade; a rear section of the sleeve pipe is provided with a pressure-bearing bearing; an annular hydraulic jack or an annular hydraulic capsule sleeves the reset spring; an output friction part and an output pump blade are fixed on an output rotating shaft; a flexible friction part is clamped between the input friction part and the output friction part; the machine oil is arranged in a housing; a front end cover and the rear end cover are provided with a plurality of small holes respectively; a front cover covers on the front end cover; a rear cover covers on the rear end cover; an oil pipe which is connected out of the front cover is connected onto a cooling oil tank through an output electric regulating oil valve; the oil pipe which is connected out of the cooling oil tank is connected onto the rear cover through an input electric regulating oil valve; the machine oil in the cooling oil tank is cooled through an air cooling or water cooling mechanism.

The invention discloses a flying and landing retardance runway, which comprises runway strips, driving devices, a runway deck and a buffer block, wherein one runway strip and two driving devices construct a single group of moving runway; a plurality of single groups of moving runways construct multiple groups of runway strip devices; and the runway strips in the multiple groups of runway strip devices are connected in sequence, so that a suitable retardance runway is constructed. During landing of a plane, the runway surface running direction of each runway strip on each group of runway strip device is opposite to the landing direction of the plane, and the sliding distance of the plane is retarded during landing, so that factors constraining the design and manufacturing of aircraft carriers and airports are reduced, more functions of naval vessels and airports are developed, and maximum results are achieved with little effort on the aspect of landing and take-off of planes.

The invention discloses a landing method for flameout of an air engine of a large freight unmanned aerial vehicle, and the method comprises the following steps: planning an air route, planning the flight path of the unmanned aerial vehicle, and selecting the shortest flight path, so that the oil consumption of the unmanned aerial vehicle can be reduced, and the unmanned aerial vehicle can fly for multiple times; carrying out flight planning, wherein the unmanned aerial vehicle flies on a preset route during use; and carrying out forced landing planning: after the engine of the unmanned aerial vehicle flames out, carrying out emergency forced landing on the unmanned aerial vehicle. A plurality of landing preparation sites are bound in advance, then after an air engine flames out, the optimal landing site is selected for landing according to the current flight height, speed and distance, in this way, it can be ensured that the unmanned aerial vehicle can select the emergency landing site closest to the unmanned aerial vehicle for emergency landing in the emergency state, and therefore safe landing of the unmanned aerial vehicle is improved; and meanwhile, the forced landing point is set in advance, the forced landing environment is high in controllability, and the problem that the unmanned aerial vehicle is difficult to land due to the complex environment during forced landing can be solved.

Provided is a jet aircraft with a parachute for teenager defense-related science and technology research. The model comprises an aircraft body, a right empennage, a left empennage, a folding type left wing, a folding type right wing, a turbine engine, a blade fan, a right undercarriage, a left undercarriage, a right deck landing wheel, a left deck landing wheel, the parachute, an empennage, a cabin platform, a deck and a vessel body. A parachute device is arranged on the jet aircraft to ensure that the jet aircraft can make a return voyage and perform deck landing correctly, air friction and a sprinting speed during aircraft landing are effectively reduced, thus the jet aircraft is assisted to complete a voyage returning task on an aircraft carrier better and more safely, and the precision degree and safety performance of jet aircraft deck landing are greatly improved. The jet aircraft with a parachute for teenager defense-related science and technology research serves as an army model of teenager defense-related science and technology research, and not only provides a solution and design concept for the problem that aircraft carrier carrier aircraft of our country perform deck landing difficultly, but also has the effect of expanding teenager thinking and motivating innovative ideas for China aircraft carrier novel fighting aircraft design and patriotism of teenagers.