133results about How to "Reduce deceleration" patented technology

Certain example embodiments relate to a highly-concurrent, predictable, fast, self-managed, in-process space for storing data that is hidden away from the garbage collector and its related pauses. More particularly, certain example embodiments relate to improved memory management techniques for computer systems that leverage an off-heap direct-memory data store that is massively scalable and highly efficient. The off-heap store may be provided in connection with a Java-based environment, and garbage collection may be completely or nearly completely avoided for the off-heap store. The off-heap store may be integrated into a tiered storage solution in certain example embodiments.

A vehicle behavior control apparatus including a deceleration control mechanism decelerating the vehicle to reduce a deviation between a target turning index value, which is determined based on a steering angle of the vehicle, and an actual turning index value. The deceleration control mechanism reduces the decrease gradient of the deceleration when a roll motion index value of the vehicle exceeds a threshold roll motion index value.

A machine for transferring in successive rows objects initially aligned on a first conveyor. A second conveyor comprises a tray lateral to the first conveyor and a device for displacing objects with at least one push-member mobile transversely to the first conveyor such that it is urged into lateral contact with n objects on the first conveyor to push them back together in a row onto the tray along a direction forming an angle θ ranging between 0 and 90° exclusively relative to the first conveyor. Thus, the objects have speed components which are never null along the directions of movement the conveyors.

The invention discloses a milling method of a high-precision suspended web. The milling method is used for efficient and stable milling of a large-size suspended web structure and comprises the stepsthat the glossy face of a part is subjected to rough milling, and the technical allowance is reserved; a frame face is subjected to rough milling, the technical allowance is reserved, and a pluralityof false bosses are reserved according to the structural characteristics, so that the structural rigidity of the part is improved; the frame face is pressed in an unstressed mode, a positioning datumface is corrected, and thus the situation that the machining error is caused by part deformation is prevented; a glossy face web is subjected to semi-fine milling, and the small allowance is reserved;and the glossy face web is subjected to finish machining in place in modes of a small-diameter tool in small cutting quantity and back-and-forth feed, and thus the situations that cutter back-off deformation is caused by the large cutting quantity, and the surface quality of a part becomes poor due to trajectory change and acceleration and deceleration of a machine tool are prevented. The millingstability of the large-size suspended web structure is effectively improved, the part machining efficiency and the surface quality integrity are improved, and reworking polishing of a bench worker isreduced.

A brake force control apparatus includes a diagonal two-system brake device and performs front-rear wheel distribution control of brake force by individually controlling the brake pressure of the left and right rear wheels so as to obtain a target relationship between a wheel speed of the left and right rear wheels and the front wheels during braking. It is determined whether or not a difference in wheel speed between one wheel of one system and one wheel of the other system or a difference in wheel speed between the other wheel of the one system and the other wheel of the other system exceeds a threshold. When the threshold is exceeded, the reduction of brake pressure by the front-rear wheel distribution control of brake force is not performed with respect to a rear wheel with a lower wheel speed from among the left and right rear wheels.

The invention discloses an aircraft wheel and a landing-assisting method. The aircraft wheel comprises a tire, an outer hub and a core part, wherein the tire is arranged on the outer hub in a sleeving manner; the core part is arranged in a cavity of the outer hub; a plurality of pieces of permanent magnet steel are arranged on the inner surface of the outer hub; the core part comprises a plurality of coil groups, a brake resistor, a controller and a wheel shaft; the plurality of coil groups are distributed in the outer edge area of the core part and correspond to the plurality of pieces of permanent magnet steel; the controller is electrically connected with the plurality of coil groups and the brake resistor respectively; the wheel shaft is located on the central axis of the core part; the outer hub is arranged on the wheel shaft in a sleeving manner; the core part further comprises a stator iron core and a fixed frame, the stator iron core is arranged on the fixed frame in a sleeving manner, the plurality of coil groups are arranged on the stator iron core, and the wheel shaft is arranged at the center of the fixed frame. The aircraft wheel is capable of effectively reducing the slide friction force and the deflection torque stressed by contacting to earth when an aircraft lands, thus greatly improving the safety.

The invention relates to a precision instrument device buffering and shock absorbing transport semitrailer.Through mutual cooperation and complement of three layers of buffering and shock absorbing, buffering and shockabsorbing of a precision instrument device are completed from different angles taking into account particular emphasis, a first layer of bufferingand shock absorbingpasses through a gooseneck, vertical vibration between a tractor and a gooseneck connection part of a load trailer is reduced, and the vibration in the travelingdirection between the tractor and the load trailer is also reduced; according to a second layer ofbuffering and shock absorbing, through a double shock absorbing suspension system cooperating a suspension lifting cylinder and a torsion bar spring, swaying and impact of the loadtrailer when encountering uneven road surface are retarded, and it can be ensured that the vibrationduring emergency braking is significantly reduced; and according to a thirdlayer of buffering and shock absorbing,through an active buffering mechanismof a device transportation platform, impact and vibration on the precision instrument device in the driving direction during braking of the semitrailer are reduced. The threelayers of buffering and shock absorbing protect the precision instrument device in all directions layer upon layer, and the transportation safety of precision instrument deviceiseffectively protected.

A brake control device of an electric vehicle comprises a master cylinder, wheel cylinders, a VDC brake fluid pressure unit, a motor controller and an integrated controller. The motor controller controls a regenerative braking force produced by a vehicle driving electric motor. The integrated controller achieves, upon braking operation, a driver-desired deceleration based on the sum of a base hydraulic pressure part produced by a master cylinder pressure and a regenerative part produced by the regenerative braking force and compensates an insufficient regenerative part with a pressure increased part produced by the VDC brake fluid pressure unit. In addition to this, at the time when the VDC motor is stopped due to the regenerative cooperative brake control, a pressure difference control effected by M / C cut solenoid valves and which are differential pressure regulating valves is carried out based on a motor rotation speed of the VDC motor.

Provided is a novel anti-climbing energy absorbing device. The novel anti-climbing energy absorbing device comprises an anti-climber module, a middle composite structure energy absorbing unit module, a two-sides energy absorbing unit module, an end beam module, a coupler mounting support seat and a pin connecting module; the anti-climber module and the end beam module are welded together, and are fixed by an inclined support beam; one end of the middle composite structure energy absorbing unit module is fixed on the anti-climber module, the other end of the middle composite structure energy absorbing unit module is fixed on the end beam module; one end of the two-side energy absorbing unit module is fixed with the anti-climber module, and the other end is fixed on the end beam module; an upper cover plate and a lower cover plate are connected with the anti-climber module and the end beam module respectively; the coupler mounting support seat is welded with the anti-climber module. In the novel anti-climbing energy absorbing device, the energy absorption capacity is no less than 1.22MJ, the impact force is no greater than 4450kN, vertical compression force of 1424kN can be withstood, and vertical force of 1224kN and lifting force from perpendicular direction of plus or minus 356kN can be withstood at the same time. When a collision accident occurs to a vehicle, the vehicle is prevented from climbing vertically, and the anti-climbing energy absorbing device is involved in absorbing kinetic energy of the collision, the structure of the vehicle body is kept intact, the deceleration passing to passengers is reduced, and passenger casualty is prevented.

A method for controlling an elevator installed in a building that includes an elevator car arranged to travel in a hoistway between floor landings that are at different heights, one or more ropings connected to the elevator car, a hoisting machine for moving the elevator car, and a control for control the hoisting machine is provided. In the method, the sway data of the building is determined, which data describes the strength of the sway of the building, and the starting position data of the elevator car is determined, which starting position data contains data about the starting position of the elevator car and / or data about how long the elevator car has been in the starting position, and the settings for the run speed of the next run are determined on the basis of the starting position data and the sway data. An elevator is configured to perform the method.

The invention provides a small-sized single-rotor unmanned helicopter speed change system, which comprises an engine, a gearbox and a tailing box, wherein the gearbox comprises a box base and a box upper cover; the box upper cover is arranged on the box base in a sealed way; an inner cavity is formed between the box upper cover and the box base; and the small-sized single-rotor unmanned helicopter speed change system also comprises a one-stage transmission mechanism, a tail rotor mechanism and a propeller mechanism. The small-sized single-rotor unmanned helicopter speed change system has the advantages that a transmission system only has two-stage transmission; and a tail rotor and a propeller obtain power from two-stage transmission. Compared with the three-stage transmission of the existing small-sized single-rotor unmanned helicopter speed change system, the small-sized single-rotor unmanned helicopter speed change system has the advantages that the transmission stages are reduced; the transmission noise is reduced; the transmission efficiency is improved; components are reduced; the weight is reduced; the load on the engine during the flight is reduced; the gearbox part only comprises one-stage transmission; during the operation, the vibration is reduced, so that the interference of the vibration on electronic equipment is reduced; and the flight safety and the flight reliability are guaranteed.

An elevator system in which a deceleration reducing brake control section reduces deceleration of a cage when it stops suddenly through a brake system by reducing brake force of the brake system. Contact of a safety circuit includes an invalidation contact which is at least one preselected contact, and a validation contact which is at least one contact excluding the invalidation contact. The safety circuit is arranged to invalidate deceleration reducing control by the deceleration reducing brake control section when the invalidation contact is opened, and to validate deceleration reducing control by the deceleration reducing brake control section when the validation contact is opened and the invalidation contact is closed.

Certain example embodiments relate to a highly-concurrent, predictable, fast, self-managed, in-process space for storing data that is hidden away from the garbage collector and its related pauses. More particularly, certain example embodiments relate to improved memory management techniques for computer systems that leverage an off-heap direct-memory data store that is massively scalable and highly efficient. The off-heap store may be provided in connection with a Java-based environment, and garbage collection may be completely or nearly completely avoided for the off-heap store. The off-heap store may be integrated into a tiered storage solution in certain example embodiments.

Provided is an elevator control device. A tractor (11), a traction wheel (12), a main horseline (13), a car (14) and a balance counterweight (15) of the elevator (1) are provided with a brake device (18a-18e) separately. When a abnormity detection part (20) detects an abnormity of the elevator (1), an action control part (21) drives each brake device (18a-18e) to act in a preconcerted sequence according to sequent data stored in a data table (22). Thereby, it is capable of reducing a deceleration when halting, restraining vibration and noise so as to stop the elevator smoothly.

The invention relates to a damping device with power-assisted deceleration, which is intended to be used in the field of hydraulic shock dampers. The invention includes a sealed body filled with a hydraulic fluid and a piston mounted in the sealed body. The piston is connected to a rod axially movable outside the body. The rod and the body are arranged such that, while one is solidly connected to a support, an impact in relation to the other causes axial movement of the piston and compression of the fluid in a chamber. The invention also includes a flow mechanism for the hydraulic fluid to be released from the chamber and an element which can move axially inside the body to form a check valve that can seal the flow mechanism when pushed back in the opposite direction to that of the impact by an elastic device.

A mold fastening device has a fixed die plate, a rear plate, a movable die plate that can move back and forth, a toggle mechanism, and a drive motor that drives a cross-head. The position where the cross-head should be stopped is associated with the rate at which to accelerate the cross-head from that position or the rate at which to decelerate the cross-head to that position. The cross-head is operated at an acceleration that corresponds to that position. The drive motor is thereby driven at a constant output torque, regardless of the position of the movable die plate. Further, the time for opening and closing metal molds can be shortened.

A vehicle driving control apparatus is provided for controlling an own vehicle to track a target vehicle. The vehicle driving control apparatus includes: (1) means for acquiring an actual relative speed of the target vehicle to the own vehicle; (2) means for setting a target acceleration of the own vehicle based on the product of a relative speed gain and the actual relative speed acquired by the acquiring means, the relative speed gain being normally set to a reference gain; (3) means for detecting occurrence of an event which causes the target acceleration set by the setting means to discontinuously change; and (4) means for correcting, upon detection of occurrence of the event by the detecting means, the relative speed gain so as to gradually increase the relative speed gain from a value that is less than the reference gain.

A vehicle control system to control acceleration in line with the driver's intention when depressing one of an accelerator pedal and a brake pedal after releasing the other one of the pedals in one-pedal mode. The vehicle control system is configured to obtain an operating speed of one of an accelerator pedal and a brake pedal returned to an initial position, set a target acceleration based on an operating amount of the other pedal depressed after releasing said one of the pedals, and increase a correction amount to correct the target acceleration if the operating speed of the returned pedal is fast.

The patent of the invention discloses an urban road separating pedestrians from vehicles. All the components of the cross section of the urban road are not arranged on one horizontal plane, and are designed into concave or convex trapezoidal cross sections; green belts are designed into inclined planes meeting the head room of sidewalks to separating vehicles from pedestrians, so that motor vehicles driven on the bottom surfaces or (the top surfaces) and pedestrians walking on the top surfaces or (the bottom surfaces) have different ways and are not mutually interfered; pedestrian posterns or pedestrian footbridges are arranged at intersections, and pedestrian zebra crossings and pedestrian traffic lights are needless. The urban road separating pedestrians from vehicles avoids the phenomenon that the pedestrians and the vehicles are crowded in the same road, avoids traffic accidents of the pedestrians and the vehicles, provides convenience for the old, children, the disabled and other people in crossing the road, reduces damage to human beings caused by traffic pollution such as exhaust gas, noises, vibration and dust, and facilitates laying, repairing and maintaining various urban pipelines.

In an apparatus for controlling operation of an outboard motor having an internal combustion engine, transmission and trim angle regulation mechanism, it is configured to change a gear position to the first speed when the gear position is in the second speed and a throttle opening change amount is at or above a predetermined value, start trim-up operation when the engine speed is at or above a first predetermined speed after the gear position is changed to the first speed, change the gear position from the first speed to the second speed when the engine speed is at or above a second predetermined speed after the trim-up operation is started, and stop the trim-up operation after the gear position is changed to the second speed. It can mitigate a deceleration feel generated when the gear position is changed upon the completion of the acceleration and prevent the pitching occurrence.