641 results about "Neutral position" patented technology

The invention belongs to the field of aircraft structure design, and particularly relates to a self-system frame stabilizing buffer which comprises a moving floating plug, a buffer outer cylinder, a movable floating plug, a support and a piston rod. The buffer outer cylinder is in a sleeve form and is open at two ends; an outer cylinder joint and an end cover nut are respectively arranged at two ends of the buffer outer cylinder; the support is arranged between the buffering outer cylinder and the end cover nut, and is clamped and fixed by the end cover nut and the end surface of the outer cylinder; nitrogen is sealed in the high-pressure air cavity and has certain pressure, pressure for stabilizing the buffer is provided through the high-pressure air cavity and acts on the movable floating plug and the piston rod at the same time, the stable buffer is located at the neutral position through the pressure difference, and position control over the frame is achieved. When the piston rod of the stable buffer is passively stretched, oil is discharged from the first oil cavity of the piston rod, then the oil flows to the second oil cavity to form certain damping, and when an airplane skates on the ground and a frame is disturbed, the frame is quickly recovered to be neutral through the damping, so that the function of suppressing vibration of the frame is achieved.

The invention discloses a continuous rotary discharging ceramic green body rolling forming device, and relates to the technical field of ceramic green body rolling forming, the continuous rotary discharging ceramic green body rolling forming device specifically comprises a rolling frame, a transverse driving table and a vertical driving table, the transverse driving table is installed at the top of the rolling frame, and the vertical driving table is installed at the top of the transverse driving table; the top of the vertical driving table is slidably connected with a sliding base plate. Through the 120-degree intermittent rotation design of the rotary table, circulating switching of the three stations of blank adding, rolling forming and discharging is achieved, the neutral position period of shutdown blank taking in the traditional technology is eliminated, compared with the prior art, the ceramic blank rolling forming efficiency is improved by 20%, uninterrupted continuous production is achieved, meanwhile, traditional pressing contact type rolling forming is different, and the production efficiency is improved. A mechanical linkage mechanism, a cam, a U-shaped tilting rod and a toothed plate are adopted to automatically control lifting and rotation of a female die, and a driving assembly is matched to drive a male die to synchronously rotate, so that the rolling precision is ensured.

A coupling device includes base and plate members that are connectable to one another. The base member has a body with a coupling face, a stopper connected to the body and moveable between neutral and locked positions, and an actuation mechanism for moving the stopper. In a connected mode of the coupling device, a contact portion of the coupling face contacts a contact face of the plate member, and an alignment area of the contact portion corresponds to a position of an opening of the plate member. In the neutral position, the stopper is aligned with the alignment area and can be received in the opening thereby permitting removal of the plate member from the base member. In the locked position, the stopper is misaligned with the alignment area, and extends over a part of the plate member to restrict movement of the plate member away from the base member.

An operator control device for a man-up lift truck includes a handle pivotably arranged on a support structure at a pivot point. The support structure is secured to the lift truck such that horizontal and vertical positions of the pivot point are substantially fixed with respect to the lift truck during operation. The handle comprises an upper surface contoured to ergonomically support an operator's hand with an operator's wrist arranged substantially directly above the pivot point. The handle may be biased in a neutral position. Clockwise and counter-clockwise rotation of the handle may cause forward driving and stopping / reverse driving of the man-up lift truck, respectively. A thumb-operated switch can be arranged on the handle to control lift operations of the man-up lift truck. The operator control device provides dynamic stability to an operator and reduces carpal tunnel stresses and the like in the operator's wrist.

A brake valve (10) for providing a brake pressure (pB) to a vehicle brake system (100) includes a housing (20), a pressure piece (16), configured to apply a force to a valve system (18) and slidably arranged in the housing (20) along a valve axis (22) between a neutral position and an actuation position, and a magnet (42) forming a moving part (40) of a position sensor (38) for detecting the position of the pressure piece (16). The magnet (42) is attached to the pressure piece (16) by a magnet support (64), and the magnet support (64) includes a saddle portion (68). The saddle portion (68) is detachably connected to the pressure piece (16).

A steer-by-wire steering system mounted on a vehicle, including: an operation member operable by a driver; a steering actuator having a drive source and configured to steer a wheel by a force of the drive source; a controller configured to control the steering actuator so as to cause the wheel to be steered in accordance with an operation of the operation member, wherein, when a stored neutral position, which is a neutral steering position stored for controlling the steering actuator, deviates from an actual neutral position, which is an actual neutral steering position, the controller executes, in a state in which the operation of the operation member to cause the vehicle to travel straight by the driver of the vehicle is maintained, a neutral position deviation elimination process in which the stored neutral position is brought closer to the actual neutral position.

A vehicle system, for a vehicle that implements a car wash mode, includes a shifter configured to move the vehicle between Park, Reverse, Neutral, and Drive (PRND) positions, an ignition button, and a brake system including a parking brake. A controller is programmed to determine the shifter has been moved to the Neutral position, determine the ignition button has been pressed a predetermined number of times within a predetermined time, determine a grade of the vehicle is below a predetermined threshold grade indicating a substantially flat surface, determine a speed of the vehicle is below a predetermined car wash speed, and initiate a car wash mode based on the shifter being in the Neutral position, the ignition button being pressed the predetermined number of times, the determined grade being below the predetermined threshold grade, and the determined speed being below the predetermined car wash speed.

A shaving razor system with a shaving razor cartridge having a shaving surface in a neutral position on a shave plane. A shaving razor handle having a distal end and a proximal end mounted to the shaving razor cartridge. The distal end has a lowermost surface spaced apart from the shave plane by a distance less than 45 mm.

A steering reaction force control device, a steering reaction force control method, and a steering reaction force control system according to the present invention determine an amount of torque of a steering reaction force imparted by the reaction force actuator and a direction of torque for returning the steering operation input member to a neutral position from a physical quantity related to a vehicle speed of the vehicle and a physical quantity related to the operation information of the steering operation input member, and output a control signal based on the amount of torque and the direction of torque to the reaction force actuator. As a result, it is possible to prevent the hunting of the operating position of the steering operation input member when the steering operation input member is retained in a given steering position.

A brake device for a motor vehicle has an expansion unit which is designed to, proceeding from a neutral position, in the one driving direction generate a service brake, and in the other driving direction generate a self-locking of a function of a parking brake. For this purpose, the expansion unit has a nut / spindle unit which optionally interacts with an axial bearing or a friction-fitting coupling unit.

The utility model discloses a quick mounting structure for a plastic pipe. The quick mounting structure comprises a first pipe body and a second pipe body, a connecting assembly is arranged between the first pipe body and the second pipe body and comprises a connecting sleeve fixedly connected with the end of the first pipe body, and the connecting assembly further comprises a butt joint sleeve fixedly connected with the end of the second pipe body. Wherein discs are fixedly connected to the interior of the connecting sleeve and the side, close to the connecting sleeve, of the butt joint sleeve, and barbs and trapezoidal strips are symmetrically and fixedly connected to the exteriors of the discs; limiting assemblies are symmetrically arranged on the outer portion of the butt joint sleeve. The barb penetrates through the neutral position and slides along the inclined faces of the trapezoidal strips, the barb can pull the two trapezoidal strips on the different sides to get close, then the two discs drive the sealing rings to get close and extrude, the two plastic pipes are in rapid butt joint, the sealing rings extruded mutually can prevent fluid from seeping out, and the sealing performance of the device is ensured.

A portable device (1) for quantifying movements of pronation and / or supination of a person, and intended to be used when the person has the elbow on a horizontal support, comprising: a solid armature (2) with: means for attaching (4), configured to secure one hand of the person in the device (1); a central pivot element (5) intended to be in contact with the horizontal support, during the angular oscillations of the hand, between two opposed identical “first block angles” relative to a vertical position called “neutral position”, the “first block angles” defining a “small amplitude”, first means for blocking (8) the movement of pronation and the movement of supination of the elbow, at the two “first block angles”; second means for blocking (9) the movement of pronation and the movement of supination, at two identical opposed “second block angles” relative to the neutral position, between the solid armature (2) relative to the horizontal support, the “second block angles” defining a “large amplitude” greater than the “small amplitude”; an IMU (3) able to measure movement data.

An apparatus for adjusting aircraft inceptor trim includes an inceptor centring device mechanically coupled to a control shaft that rotates in response to inceptor inputs. The inceptor centring device includes an inceptor centring spring preloaded with a preload force to provide a first biasing force to bias the control shaft to an inceptor neutral position. The apparatus has a trim mechanism, mechanically coupled to the inceptor centring device, and includes a trim locking device having a locked state and an unlocked state. A resistance force of the trim mechanism with the trim locking device in the unlocked state is less than the preload force, such that when the trim mechanism is in the unlocked state, actuation of the inceptor adjusts the position of the inceptor centring device to alter the degree of trim.

A loudspeaker (1) comprising a diaphragm (2), a voice coil (10) mounted on the diaphragm (2) to move with the diaphragm (2), a chassis (4), and a spider (20) is disclosed. The spider (20) extends across a gap between the chassis (4) and the voice coil (10) and comprises a plurality of legs (36), each leg (36) extending radially across at least a portion of the gap. The diaphragm (2) is configured to move from a neutral position to an extended position. When the diaphragm (2) is in the neutral position the cross-sectional shape of each leg (36) follows a line which varies in height with respect to a reference plane, said line comprising first, second and third curves, the second curve being located in between the first and third curves. Either the first and third curves are convex and the second curve is concave, or the first and third curves are concave and the second curve is convex. Thus, the spider (20) may have legs (36) having an ‘m’ or ‘w’ shaped profile in at least one region of the leg (36).

The utility model relates to the technical field of hydraulic pressure, in particular to a reversing valve. A reversing valve comprises a valve body, and a pressure oil duct, two working oil ducts and an oil return duct are arranged in the valve body; the valve core is assembled in the valve body in a sliding manner; the load holding valve is arranged aiming at the working oil duct, the load holding valve comprises a load holding cavity, and the load holding cavity is communicated with a valve core through an internal oil duct; the valve element controls connection and disconnection between the oil channels, and when the valve element is located at the middle position, the oil channels are not communicated with one another. When the valve element is located at the two working positions, the valve element controls one working oil duct to be communicated with the pressure oil duct, and the other working oil duct to be communicated with the oil return oil duct. When the valve element is located at the floating position, the valve element controls the two working oil channels, and the inner oil channel is communicated with the oil return channel. The technical problems that in the prior art, a reversing valve cannot give consideration to the load keeping function and the floating function, and use is limited are solved.

A pneumatic gauge and pressure control device includes a pneumatic gauge that is manually movable from a neutral position to: (i) a fill position for compressed air to flow from a compressed air source into a system; or (ii) a vent position for compressed air to be vented from the system. The pneumatic gauge can rotate or slide from the neutral position to the fill and vent positions. A method for controlling a flow of compressed air with respect to a pneumatic system includes manually moving a pneumatic pressure gauge from a neutral position to a fill position to cause compressed air to be communicated from an associated compressed air source into the pneumatic system and / or moving the pneumatic gauge from the neutral position or from the fill position to a vent position to cause compressed air to be vented from the pneumatic system.

A device for puncturing skin in a reciprocal manner includes a reciprocally movable needle, a driving device including a driving mechanism and a driving rod arranged for driving the reciprocally movable needle between a retracted and extended position. The driving mechanism is arranged for reciprocally driving the driving rod in a longitudinal direction along the longitudinal axis of the driving rod. The driving device further includes a suspension system arranged between a frame member of the driving device and the driving rod and the suspension system is arranged for elastically suspending the driving rod in the longitudinal direction in the frame such that the driving rod is freely movable in longitudinal direction. The suspension system is further arranged for biasing the driving rod to a longitudinal neutral position.

An autonomous robot drive assembly includes a force sensing assembly. The force sensing assembly is a force sensing handlebar that is mounted in a specific orientation to allow for a user to manipulate the robot. The handlebar is configured to allow a user to manipulate the handlebar by providing force to the handlebar to move the handlebar from a neutral position. The manipulation of the handlebar causes instructions to be determined for operation of the robot. Based on the manipulation of the handlebar, a drive assembly of the robot moves the robot in accordance with the instructions.

To provide a shock absorber which can ease rapid extending action caused by kick back.SOLUTION: A shock absorber D of the invention includes: a cylinder 1; a rod member 2 having a piston 4 which is inserted into the cylinder 1 in a manner that allows movement in an axial direction and partitions the inside of the cylinder 1 into an extending side chamber R1 and a pressure side chamber R2; an extending side attenuation passage 5 which is provided at the rod member 2 and allows communication between the extending side chamber R1 and the pressure side chamber R2; an extending side damping valve EV which is provided at the rod member 2, has a leaf valve (a valve body) 7 which opens or closes the extending side attenuation passage 5, and provides resistance to flow of liquid that passes from the extending side chamber R1 to the pressure side chamber R2; and a coil spring (an elastic body) 8 which biases the leaf valve (the valve body) 7 in a direction in which the extending side attenuation passage 5 is closed when the rod member 2 moves a predetermined distance H or longer relative to the cylinder 1 from a neutral position toward a contraction side stroke end.SELECTED DRAWING: Figure 1

Dynamic speed-controlled automatic turn signal cancellation in a vehicle (100). An automatic turn signal cancellation system (208) is configured detect steering wheel angle (A1, A2) changes to indicate a vehicle turn and then a steering wheel angle (A1, A2) returning towards turn neutral position (400, 402, 400W, 402W) for canceling turn signal (104A, 108A, 104B, 108B). If steering wheel angle A1, A2) remains in the turn neutral position (400, 402, 400W, 402W) for a determined stability time (ts), the turn is deemed completed and the turn signal (104A, 108A, 104B, 108B) is automatically cancelled. The stability time (ts) is dynamically determined inversely related to maximum steering wheel angle (AMAX) of the turn, because a steering wheel (202) will return to a stable position faster from a larger steering wheel motion from a sharper turn. The automatic turn signal cancellation system (208) can also dynamically set a threshold angle (Φ1) used to determine initial vehicle turn based on the speed of the vehicle (100) because the faster the vehicle speed, the less steering wheel angle (A1, A2) change is required to perform a turn.

An apparatus provides a restoring moment for a two-wheeler steering mechanism. A mounting device mounts the apparatus on a two-wheeler frame. A coupling device couples the apparatus with a fork shaft, and has a rotational axis. An energy storing device stores a restoring force. A force transmitting device transmits steering force to the energy storing device. The force transmitting device has a force transmitting point that is eccentric to the rotational axis, and forms a force action line through the eccentric force transmitting point and an application point of the force transmitting device on the energy storing device for transmitting the steering force to the energy storing device. In a neutral position of the apparatus, the force action line and a straight line running through the rotational axis and the application point enclose an angle. A two-wheeler frame, a two-wheeler steering and a two-wheeled vehicle are also provided.

An adjustable surf wake system enhances a wake formed by a watercraft travelling through water. The system may include a flap for deflecting water traveling past the stern of the watercraft, and / or a positioner operably connected to the flap for positioning the flap relative to a longitudinal axis of the watercraft between a neutral position and an outward position. Positioning a port flap in its extended position enhances a starboard surf wake, and positioning the starboard flap in its extended position enhances a port surf wake. A wake modifying system for modifying a wake produced by a watercraft traveling through water may include a rudder pivotally mounted to the watercraft for steering the watercraft, a fin pivotally mounted to the watercraft substantially along a centerline of the watercraft and forward the rudder, wherein the fin pivots about an upright axis to modify the wake produced by the watercraft traveling through the water, an actuator mounted within the watercraft and operably coupled to the fin for pivoting the fin relative to the centerline, and a controller mounted on the watercraft allowing an operator to control the actuator and selectively pivot the fin to a desired angle θd relative to the centerline.

A control device and method for controlling a tag axle steering system, configured to steer tag axle wheels of a tag axle, are provided. The method comprises, when the steering angle of the tag axle wheels is offset from a steering angle of a neutral position of the tag axle wheels and in response to a fault signal indicating malfunction of the tag axle steering system, locking the position of the tag axle wheels at a current steering angle of the tag axle wheels. A computer program and a computer-readable medium, as well as a vehicle, are also disclosed.

A lock for a closure element and comprises a locking-mechanism arrangement having a latch, a catch and a catch-switching lever, wherein the latch can be pivoted, about a latch axis, into at least one locking position, in each of which it is retained in engagement with a locking part, and into an open position wherein the catch can be pivoted into an engagement position, in which the latch located in the respective locking position is locked by the catch so that it cannot pivot, about a catch axis, in its opening direction, and a disengagement position, in which the catch frees the latch in its opening direction, and wherein the catch-switching lever can be pivoted, about a catch-pivoting-lever axis, into an actuating position, in which a sensor is activated by the catch-switching lever, and into a neutral position, in which the sensor is not actuated by the catch-switching lever.

Disclosed is a fixation device that secures cylindrical items, like pipes or cables, to an external structure, such as a vehicle, without tools. The device features a clip-in part that deforms to allow insertion of the item. The clip-in part then reshapes to a closed state and holds the item securely. A frame part attaches the device to the carrier. A spring element part connects the clip-in and frame parts, allowing the clip-in part to move from a neutral position to a locking position where it touches the frame part. This design ensures high reliability and vibration-damping for the attached item.

The embodiment of the invention provides a tooth hitting prevention method and system for driving mode switching, a medium and a vehicle. The method comprises the steps that according to the neutral position locking state of the vehicle and the setting state of a four-wheel-drive gear shifting action signal, the vehicle is controlled to conduct low-speed four-wheel-drive mode switching, and a switching result is monitored; under the condition that the switching result is that switching fails, the gear shifting timeout prompt signal is set; based on the setting state of the gear shifting timeout prompt signal, the vehicle is controlled to return to a high-speed two-drive mode, and a return result is monitored; under the condition that the rollback result is successful rollback, the four-wheel-drive gear shifting action signal is quitted; and based on the setting state of the four-wheel-drive gear shifting action signal, whether neutral gear locking of the vehicle is relieved or not is determined. The invention aims to prevent the tooth breaking problem in the high-speed two-drive mode back-off process.

The invention relates to the technical field of rotary presses, provides a rotary press blanket cylinder pressure adjusting mechanism and method, and aims to solve the problems that a traditional press blanket cylinder is inconvenient in pressure adjustment, unstable in printing quality and the like. The mechanism comprises an air cylinder, a transmission operation clutch pressing shaft, a backer, a positioning rod, a digital hand wheel, a bent lever, an eccentric swing rod, an eccentric sleeve, a blanket cylinder and other key components. Power is provided through the air cylinder and the transmission operation clutch pressing shaft, and pressing-on and pressing-off operation is achieved. The distance between the blanket cylinders is accurately controlled through linkage of the positioning rod and the digital hand wheel, and dynamic pressure adjustment is achieved; the synergistic effect of the curved bar and the eccentric sleeve ensures stable movement of the roller and reduces mechanical impact. In addition, a rubber blanket tensioning mechanism is further arranged, the design of a rubber cylinder neutral position opening is optimized, and the printing quality and stability are further improved. Through high integration of mechanical innovation and dynamic control, breakthrough improvement is achieved in the aspects of printing precision, stability, energy consumption control and the like.

The invention discloses a steering control method and device of an unmanned vehicle. The steering control method comprises the steps that actual left-turning oil cylinder telescopic information and actual right-turning oil cylinder telescopic information are obtained; an actual left wheel steering angle is determined according to the actual left-turning oil cylinder telescopic information, and an actual right wheel steering angle is determined according to the actual right-turning oil cylinder telescopic information; determining a first neutral position steering angle according to the actual left wheel steering angle, and determining a second neutral position steering angle according to the actual right wheel steering angle; according to the telescopic information of the left turning oil cylinder, the telescopic information of the right turning oil cylinder and a preset neutral position steering angle priority, an actual neutral position steering angle is determined, and the actual neutral position steering angle comprises a first neutral position steering angle or a second neutral position steering angle; and steering of the unmanned vehicle is controlled according to the actual neutral-position steering angle and the preset neutral-position steering angle. By the adoption of the steering control method, redundancy calculation of the neutral position angle is achieved, and steering safety can be improved.

Provided is a work machine capable of appropriately switching between prevention of the degradation in a ride quality caused by an inertial force generated in braking of a hydraulic actuator and a work using the inertial force. In the work machine, under a condition where an operation device has been operated from an operation position toward a neutral position, in a case where an actual operation speed of the operation device is less than a quick operation threshold (S21: Yes), a spool is made moved from a supply and discharge position toward a blocking position at a first speed that is slower than a reference speed corresponding to the operation speed (S25, S27 to S29), and at a second speed that is faster than the first speed (S26 to S29) in a case where the operation speed is equal to or more than the quick operation threshold (S21: No).

A feeder vessel for the onshore-to-offshore transport of elongate wind turbine objects with a motion compensating carrier assembly having a motion compensated platform for receiving and retaining the elongate object, and a motion compensation mechanism. The motion compensation mechanism includes extendable actuators which passively compensate motions of the platform out of a neutral position, and winches driving carrier cables such that traction by the respective carrier winch counteracts an extension of at least one of the carrier actuators. The winches are embodied as active motion compensation winches to compensate movements of the platform.