908results about How to "Avoid hitting" patented technology

A handheld electronic device configured for thumb-typing by a user is disclosed. The handheld electronic device comprises a display and a keyboard comprising a first group of keys and a second group of keys. The first and second group of keys are arranged into a plurality of rows. Each of the plurality of rows make an angle generally between 30 and 50 degrees with respect to a longitudinal midline of the device.

A selective hopping method for hit avoidance in a frequency hopping spread spectrum communication system utilizing an original hopping sequence, having a plurality of available channels for receiving signal packet traffic utilizing a plurality of receiving signal slots are disclosed. The plurality of available channels all are available for use in frequency hopping. The method includes the steps of dividing the plurality of available channels into a plurality of partitions; distributing the available channels in each of the plurality of partitions into a predetermined distribution; forming a partition sequence by assigning a predetermined number of channels to a plurality of selected receiving signal slot sets; generating a generated hopping sequence by partition mapping, in which the partition mapping is responsive to the partition sequence; and managing the receiving signal packet traffic, in which the receiving signal packet traffic is transmitted only in the selected receiving signal slot sets.

The invention relates to an intelligentized traffic isolation system. The structure of the system comprises a remote control center and a self-driven movable isolation fence with a central processor and a wireless communication module, the structure of the self-driven movable isolation fence also comprises a group of movable bases with wheels and wheel-driving mechanisms and a group of movable stakes, and the movable stakes are connected by means of connecting rods and arranged on the bases. The intelligentized traffic isolation system is characterized in that: the structure of the system also comprises an accurate positioning mechanism, the accurate positioning mechanism comprises a group of spikes with magnets as references, the spikes are arranged on a road traffic marking, a pair of Hall elements are symmetrically arranged on the left and the right ends in each base, and based on the structure, the intelligentized traffic isolation system can be accurately positioned after a roadway is adjusted according to need. An intelligent median strip for easy-to-jam intersections is provided, the isolation fence can be automatically adjusted and moved, and not only is the tidal functional adjustment of urban roads realized to solve the problem of urban road jams in rush hours, but also the heavy work of the road administration department can be reduced.

The present invention presents a glance blow detecting bag which rotates on a pivotal axis around a circular in shape adjustable bag mounting pole which is supported on a portable free standing stand for exercising and training a punch boxer, kick boxer, or football blocker, to strike the center of a moving target, and the center of a specific body part. The glance blow detecting bag assists in training accurate placement of blows by spinning rapidly upon detecting a glance blow when the center of the bag is missed on impact, and not spinning when the center of bag is hit indicating a good strike.

Apparatuses, systems, and methods for increasing ground clearance of vehicles are shown and described. High clearance axles can provide increased ground clearance so that the vehicle can travel over large obstacles. When a vehicle is driven over rough terrain, the axles can maintain proper alignment of the wheels mounted to the axle. The disclosed embodiments can be installed by either original equipment manufactures or aftermarket.

The invention relates to an airport intelligent luggage car or a high-speed railway station luggage car, which belongs to the field of airport, high-speed railway station, shopping mall conveying, orfiled of unmanned conveying of materials in hospitals or factories. The conventional system cannot deal with the situation that flow density is quite large in dynamic environment. Compared with the conventional system, the invention has the following innovations in aspects that multisensor fusion identification of pedestrians and moving targets and location and localization and mapping: 1) a global map is formed through the collaboration of each car, and updating and refining are conducted based on the local environment information uploaded by each car in real time; 2) multiple sensors, a laser radar, vision, a mile meter, an inertial measuring unit (IMU)) are fused, greatly improving positioning precision; 3) the vision and the laser radar are fused, rapidly and effectively identifying pedestrians and moving targets; 4) automatic charging and self-returning are conducted, saving a large amount of labor; 5) the car can be parked in a parking area in an inserting manner, saving parkingspace and achieving good order. The whole system is strong in practicality and easy to be implemented.

A system of vehicle tracking assists the driver of the subject vehicle (especially if it is a wide vehicle such as a motorhome or large truck) to determine the exact position of the subject vehicle and the width and location of the safe clearance path of the vehicle as it moves forward. This system incorporates hardware, setup instruction and means to train the driver to change and improve the accuracy of his or her perception of the path the vehicle will travel and warn the driver of what may lie within that path. This system takes into account that the driver generally has two eyes and enables the driver to keep them both focused on the road ahead of the vehicle while enabling him or her to continuously identify the limits of the safe clearance path of the vehicle.

The invention provides an intelligent inspection robot. The intelligent inspection robot comprises a wheel type mobile platform used for driving the intelligent inspection robot to move, a control module arranged in the wheel type mobile platform, a wireless data transmission module arranged on the wheel type mobile platform and connected with the control module, an intelligent obstacle avoiding module, a monitoring camera module, a harmful gas detection module and a remote control receiver module, wherein the intelligent obstacle avoiding module is used for detecting whether an obstacle exists in front of the intelligent inspection robot or not; the monitoring camera module is used for monitoring the picture in front of the intelligent inspection robot; the harmful gas detection module is used for detecting the concentration of harmful gas; and the remote control receiver module is used for receiving control signals of a remote control. By use of the intelligent inspection robot, the time of workers making contact with the harmful gas can be reduced, and the casualty rate of the workers is reduced.

A composite training goal includes a main frame having a plurality of posts and a goalkeeping frame having a handle lever movably assembled to the front of the main frame. A rail is defined in each of bottom surfaces of upper posts of the main frame and a front surface of a lower post at the rear thereof. Two rods are respectively upwardly attached to opposite ends of one upper post and a net is detachably attached between the rods whereas another net is attached to the posts of the main frame. A plurality of pulleys are respectively rotatably attached to the top surface of an upper horizontal trellis extending from an upper edge of the goalkeeping frame whereas another plurality of pulleys are rotatably attached to a rear surface of a rear bar of a lower horizontal trellis extending from a lower edge thereof.

A projection system including a safety detection system for a protected space, said projection system including a projection light source, a projection imaging system, a projection lens system, a detection source comprising at least of a detection light source and a detection camera comprising at least of a detection sensor, characterized by the fact that the optical axis of the projection source is identical to the optical axis of the detection source and the detection camera at least in the protected space.

A shake correcting device which is capable of preventing a correcting optical device from hitting against a component part in the vicinity thereof to generate noise upon outputs from an H bridge driver for driving the correcting optical device being enabled. An angular velocity sensor detects a shake of an image pickup apparatus. A position sensor detects the current position of a shift lens movably disposed for optically correcting the shake of the apparatus. An H bridge driver drives the lens according to a drive target value. An integrator generates a target correction value based on the output from the angular velocity sensor. The drive target value is calculated based on the target correction value and output data from the position sensor. The integrator sets the output data from the position sensor to the target correction value for calculation of the drive target value, while the outputs from the driver are held in a disabled state, and sets the target correction value to a normal target correction value, after the outputs from the driver are enabled.

The invention provides a self-guide carrying platform, comprising a position information acquisition device, a controller, a motor driver, a motor, rollers which are sequentially connected and a battery which provides power for the information acquisition device, the controller, the motor driver and the motor. The carrying platform senses the surrounding environment through the position information acquisition device accurately, and the running path of the platform is controlled through the controller. The invention further provides a navigation control method for the carrying platform, thereby being capable of selecting an optimal path for the carrying platform so as to guide the carrying platform to reach the target point successfully.

A mining vehicle including a movable carrier, at least one boom having a plurality of boom joints, several boom actuators for moving the boom in different positions, at least one mining work device being arranged at a distal portion of the boom, and at least one control unit for controlling the position of at least one of the boom and the mining work device. The mining vehicle further including observing means for obtaining information indicative of a position of at least one of the boom and the mining work device in which collision to an obstacle can be avoided. The control unit is configured to control the position of at least one of the boom and the mining work device in response to the obtained information to avoid hitting the obstacle when the mining vehicle moves.

The invention relates to the technical field of automobiles, and provides a car-door-opening collision preventing method and device. When it is detected that obstacles exist within a first preset range around a car door, an alarming signal of the highest level is sent, and safety and timeliness are good; meanwhile, when it is detected that obstacles do not exist in the first preset range around the car door and obstacles exist in a second preset range around the car door, the moving speed and the relative distance of the obstacles in the second preset range relative to the car door start to be detected, and alarming signals of corresponding levels are determined according to the moving speed and the relative distance; the level of the alarming signals is in positive correlation with the moving speed and in inverse correlation with the relative distance. By means of the method and device, whether obstacles exist around or behind the car door is actively detected, corresponding alarming prompts are sent, and the situation that the car door collides with obstacles is avoided to the maximum extent; meanwhile, on the basis of guaranteeing safety, the processing burden of a control module is reduced, and operation efficiency is improved.

A surface ship, deck-launched anti-torpedo projectile is disclosed. The projectile has a blunt-end nose to create a cavitating running mode. The nose has a gradual, stepped, right-circular cylindrical or conic geometry. In some embodiments, the projectile includes a plurality of tail fins that are dimensioned and arranged to be within the generalized elliptical cavity that shrouds the projectile in the cavitating running mode.

The invention discloses an automatic library book returning robot and a book returning system thereof, and belongs to the technical field of robots. The automatic library book returning robot comprises a moving assembly capable of driving the robot to move as a whole. A book loading assembly is arranged at one end of the moving assembly, a lifting assembly is arranged above the moving assembly, a book putting-in-rack assembly is installed on the lifting assembly, and the lifting assembly can drive the book putting-in-rack assembly to move vertically. The book putting-in-rack assembly comprises a lifting table, a book bottom plate and a first book pushing plate capable of sliding vertically on the book bottom plate are arranged on the lifting table, a book pushing device is arranged on the first book pushing plate, a book dividing device is further arranged on one side of the lifting table and can move along the side edge of the lifting table, and a code scanner is further installed on the book dividing device. The book returning robot is reasonable in structural design, easy to operate, capable of automatically rerunning books without manual intervention, high in efficiency and capable of reducing labor cost, emancipating productivity and reducing the operating cost of a library.

To provide a mounting structure for a vehicle battery pack which prevents damage to the vehicle battery pack and has improved safety, a mounting structure for a vehicle battery pack has a body with a floor panel, a front seat provided on the floor panel, a vehicle battery pack provided under the front seat, and a protection member provided on a vehicle rear side relative to the vehicle battery pack and protecting the vehicle battery pack. The protection member can be fastened to the body.

The invention is directed to a method for ultrasonic imaging, in which two-dimensional images (10, 11) are acquired, one of which is aligned with a longitudinal direction of an interventional object (e.g. a needle) (13) to be moved towards a target area (7) within a subject of examination and the other one is intersecting the longitudinal direction of the interventional object (13) and automatically positioned dependent on the automatically determined position and orientation of the interventional object (13). Further, the invention is directed to an ultrasonic imaging device (1) adapted to conduct such a method.

A vehicle includes a floor panel, a driver's seat and a passenger's seat fixed to the floor panel and arranged side by side in a direction perpendicular to a traveling direction, and an electric power storage apparatus provided between the driver's seat and the passenger's seat. The vehicle includes a reinforcing member for fixing a supporting frame of the driver's seat and a supporting frame of the passenger's seat to each other. The reinforcing member is formed to extend over the electric power storage apparatus so as to bridge between the driver's seat and the passenger's seat.

This apparatus offers multiple training scenarios which designates the targets to be hit and evaluates response. The apparatus assists in the evaluation and training of a shooter using multiple scenarios, detection of target strikes, timing, accuracy, and threat assessment. The system may be used with unmodified weapons and may not require attachments to weapon or shooter. The light source(s) in this apparatus may include visible lasers, focused light emitters, video or image projectors. The shooter may use live ammunition, and the weapon may be fired and operated independently of the control system. Hit detection on the targets may use vibration, accelerometer, acoustic, optical or thermal sensors that respond to projectile strikes on the designated target(s). If the specific location of the strike on the target is desired, nested targets and multiple sensor triangulation calculations may be used. This system designates which targets to shoot, when to fire, and evaluates the results.

The invention discloses a bridge or tunnel anti-collision safety system which comprises one or more pre-warning devices arranged at the front end of an entrance of a bridge or a tunnel. Each pre-warning device comprises a pre-warning detector, a pre-warning drive control circuit and a pre-warning prompting element, wherein the pre-warning detector is used for detecting the height and / or the width of vehicles or ships, the pre-warning drive control circuit is electrically connected with the pre-warning detector, and the pre-warning prompting element comprises a pre-warning alerter and / or a displayer electrically connected with the pre-warning drive control circuit. The bridge or tunnel anti-collision safety system can be provided with one or more pre-warning devices, and can achieve effective reminding to drivers of ultrahigh and / or super-wide vehicles or ships.

The invention discloses a mechanical gear machining device which comprises an installation plate, a supporting plate, a horizontal air cylinder, a clamping groove, a brush, a supporting column, a fixing nut, a clamping seat, limiting blocks, a sliding groove, a connection block, a vertical air cylinder, sliding rails, a sliding table, a guide rail, a sliding seat, a rotary table, a fixed column, a tool, a motor, an adjusting column, an installation block and an operation handle. The mechanical gear machining device has the beneficial effects that gear chamfering, tooth crest chamfering and the like can be conducted in a multi-angle mode; the sliding table can slide on the sliding rails under the traction of the horizontal air cylinder, and the tool can conduct multi-face machining on a gear conveniently during machining; the two rubber limiting blocks are fixed to the side edges, close to the supporting plate, of the sliding table, so that the sliding table is prevented from knocking into the supporting plate during movement; the brush is a wire brush and can be detached freely from the interior of the clamping groove, and deburring treatment can be conducted on the gear through the wire brush; the position of the installation block can be adjusted up and down on the fixed column, and specific adjustment can be conducted on gears of different specifications.

The present invention is to provide a terminal insertion apparatus to insert a terminal into a terminal receiving chamber without hitting an inner surface of the terminal receiving chamber. A terminal insertion apparatus includes a housing holder unit, an insertion unit, and a control device. The housing holder unit holds a connector housing and is movable in a horizontal direction and a vertical direction. The insertion unit inserts a terminal attached with an electrical wire into a terminal receiving chamber of the connector housing. The control device controls a move unit support portion to reciprocate a housing holder by a move distance after an end portion of the terminal is inserted into the terminal receiving chamber so that the terminal can be inserted without hitting an inner surface of the terminal receiving chamber.

A component of a gas turbine engine is provided. The component has a leading edge with two air-washed surfaces extending rearwardly therefrom to define opposing sides of the component, The component has a leading edge protector formed as a plurality of protector segments which succeed in a line along the leading edge. Each protector segment includes a sheath which covers the leading edge and the air-washed surfaces at regions adjacent the leading edge. Each protector segment overlaps with the neighbouring sheath of the succeeding segment.

A lingual bracket for orthodontic treatments in the anterior and canine tooth area comprises a slot directed in parallel to the base plate of the bracket, said slot being aligned in a manner that the slot opening points towards the chewing plane. The slot preferably has a depth that is lower than its width. As an element for securing an arch wire in the slot, said slot is preferably covered by a closing spring, which I stably held on the bracket frame in the opening and closing position. An arch wire inserted into the slot is pressed by the closing spring against the slot bottom and generates the forces on the bracket that are required for the tooth position correction. The use of safety lugs for the closing spring can be renounced, which reduces the height of the bracket.

An electronic device having a stowable display unit includes a housing, a slide element, a display unit, and a control module. The housing has a receiving space, and an opening at a front side of the housing. The slide element is disposed in the receiving space, and is connected slidably to the housing. The display unit is disposed in the receiving space, and is connected pivotally to a front end of the slide element. The control module includes an actuating mechanism connected to a rear end of the slide element, and a control unit provided on the housing and controlling operation of the actuating mechanism. The actuating mechanism is controllable by the control unit to activate movement of the slide element to move the display unit to a used position externally of the opening.

The invention relates to a screening device, in particular to a screening device for rare earth. The screening device for the rare earth is easy to operate, convenient to use, low in manufacturing cost and capable of reducing energy consumption. The screening device for the rare earth comprises a bottom plate, supporting rods, a box body and the like. The top of the bottom plate is vertically connected with the two supporting rods through bolts, and the two supporting rods are symmetrical left and right; the box body is connected between the tops of the two supporting rods through bolts, and a box door is hinged to the left side surface of the box body through a hinged component; a first feeding hopper is installed at the top of the box body, and a screening device body is arranged at the bottom inside the box body; and a driving device is arranged on the lower portion of the left side surface of the box body. According to the screening device for the rare earth, a motor drives a cam to rotate and meanwhile can drive the screening device body, a first tapping device and a second tapping device to work, so that effects that operation is easy, use is convenient, the manufacturing cost is low, and the energy consumption can be reduced are achieved.