638 results about "Motion transfer" patented technology

Examples of a self-supported device for guiding motions of a target joint of a target body are disclosed. The device comprises a motion generator, a motion transfer system, a target body interfacing system, a load bearing system and a controller. The load bearing system comprises a plate connected to the motion transfer system and a network of joints and links configured to constrain the plate to rotate in three dimensions about a center of rotation of the load bearing system. A position of the center of rotation of the load bearing system being adjustable by adjusting a connection point between the links. The plate of the load bearing system is connected to an adjustable target body interfacing system that is configured to be mounted to the target body. The center of rotation of the load bearing system coincides (or nearly coincides) with a center of rotation of the target joint of the target body.

One embodiment of the present invention sets forth a technique for performing motion transfer. The technique includes determining an embedding corresponding to a motion depicted in a first video. The technique also includes generating, via execution of a machine learning model based on the embedding and an appearance image, an output video that includes the motion depicted in the first video and an appearance depicted in the appearance image.

The invention provides a strong nonlinear simulation method and device suitable for a large floating fan, and the method comprises the steps: dividing a target floating fan into a plurality of body structures according to the model parameters of the target floating fan, so as to construct a multi-body model containing a plurality of degrees of freedom, and building a whole machine load and a motion transmission path; the aerodynamic load input of each body structure is calculated, and the nonlinear dynamic response of the blade is calculated according to the aerodynamic load input of each body structure; according to the coordinate transformation relation, the nonlinear dynamic response of the blade is converted into a whole coordinate system and input into a multi-body dynamic model of the whole machine, generalized active force and generalized inertia force of each body structure in the target floating type draught fan are obtained through calculation, and the motion response of each body structure of the target floating type draught fan is obtained through simultaneous solution. According to the scheme, the motion response of each body structure of the target floating fan can be accurately determined, so that the running state of the floating fan in the deep and far sea complex environment can be accurately evaluated.

A steering column assembly includes a lower jacket. The steering column assembly also includes an upper jacket disposed within the lower jacket and being telescopingly adjustable relative to the lower jacket. The steering column assembly further includes a telescope drive assembly electrically moving a telescope drive nut axially to telescopingly adjust the upper jacket. The steering column assembly yet further includes an energy absorption strap directly coupled to the upper jacket and directly coupled to the telescope drive nut to transfer axial movement of the telescope drive nut to the upper jacket.

The invention provides a driving module, a camera module and electronic equipment. The driving module comprises a fixed part, a movable part, a harmonic oscillator and a driven part, wherein the fixing piece comprises a first mounting hole; the movable part is used for bearing the optical element and is arranged in the first mounting hole; the harmonic oscillator is used for driving the driven piece to reciprocate along a first direction relative to the fixed piece; when the driven part reciprocates in the first direction relative to the fixed part, the driven part transmits the movement of the driven part in the first direction to the movable part through the transmission structure, so that the movable part is driven to reciprocate in the first direction. Through the technical scheme provided by the embodiment of the invention, the movement stability of the movable part can be improved.

The invention belongs to the technical field of aeronautical manufacturing, and particularly relates to a wing wallboard numerical control posture adjusting and positioning device and method.The positioning device is composed of four parts including a four-axis numerical control posture adjusting mechanism, a shape maintaining plate, an adapter frame and a suction cup assembly; before the wing wall plates are separated from the wall plate assembly fixture, the shape maintaining plates are connected with the wing wall plates, and each wing wall plate is provided with two shape maintaining plates; the wall plate provided with the shape-preserving plate is hoisted to a wing general assembly fixture, the wing general assembly fixture is connected with the transfer frame through bolt holes in the shape-preserving plate, and the suction cups are fixed to the wing wall plate, so that the wing wall plate is stably connected with the shape-preserving frame, and deflection and movement do not occur in the moving process; the adapter frame is arranged on the four-axis numerical control attitude adjusting mechanism, and the spatial position of the adapter frame is adjusted through the four-axis numerical control attitude adjusting mechanism, so that the attitude of the wing wallboard is adjusted. The four-axis numerical control posture adjusting mechanism can achieve movement in four directions, the movement is transmitted to the wall plate through the shape preserving frame and the shape preserving plate, and adjustment of the posture of the wall plate is achieved. The wing assembly fixture is a part of a wing assembly fixture, can realize quick and accurate attitude adjustment and positioning of wing wallboards, and improves the wing appearance assembly accuracy.

A center console system for use in a vehicle interior can comprise a support structure, a center console, and a vehicle seat movable relative to the support structure along a first direction and a second direction. The center console can be arranged next to the vehicle seat and can be connected to the vehicle seat via a first hinge such that a movement of the vehicle seat is transmitted to the center console. The center console can be connected to the support structure via a second hinge in a rotating manner.

An actuator for externally manipulating a clutch within a machine rotatable about an axis is provided with a driving unit including a plurality of magnetic coils arranged around the axis, each of the coils being arranged to generate a magnetic flux in a direction parallel to the axis; an armature disposed coaxially with the axis and opposed axially to the driving unit, the armature being movable axially; and a plunger coupled with the armature to transmit axial motion to the clutch.

The present disclosure relates to delivery assemblies that include a measurement device for providing an indication, in real-time, of the position of a prosthetic valve relative to an anatomic structure at the site of implantation. In an example, the delivery assembly comprises a prosthetic valve and a delivery apparatus that includes a handle and a measurement device. The measurement device includes a sensor residing within the handle, a first motion transmitting member coupled to the sensor and extending distally from the handle to a free end thereof, and a second motion transmitting member coupled to the sensor and extending distally from the handle, such that its distal end is releasably coupled to the prosthetic valve. The sensor is configured to sense, in real time, axial movement of the second member's distal end relative to the first member's free end.

The invention discloses a radial oscillation cutting mechanism. The core structure of the device is composed of a transmission shaft, an eccentric block, an eccentric jumping wheel, an oscillation cutting disc base, an oscillation cutting disc and the like. In the operation process, the motor serves as a power source to drive the shaft to rotate, the shaft rotates to drive the eccentric block to rotate along with the shaft, and then the two eccentric jumping wheels arranged in the 180-degree phase difference mode are promoted to start to move. The two eccentric jumping wheels are matched with the pin in a cam mode, so that the two eccentric jumping wheels move along a unique curve track. Due to the fact that the base of the oscillation cutting disc is tightly and fixedly connected with one eccentric jumping wheel, the unique movement transmission mechanism is achieved, then the oscillation cutting disc is successfully driven to execute hard rock cutting operation, and a solution which is extremely innovative and efficient is provided for hard rock cutting engineering.

An anti-roll bar link for a vehicle suspension may be positioned between an anti-roll bar and an articulating arm. The link selectively transfers movement of the arm to the bar, depending on a locked or unlocked state. The link includes a body interfacing a slidable shaft. A valve selectively controls flow of a damping fluid between an inner chamber of the body and a remote chamber. In the locked state, flow of the damping fluid is restricted at least in a direction from the inner chamber to the remote chamber, and movement of the arm is transferred through the link to the bar. In the unlocked state, flow of the damping fluid is permitted in this direction, and movement of the arm causes the shaft to translate with respect to the body such that at least a portion of the movement is not transferred to the bar.

A double-breakpoint circuit breaker comprises an operating handle, the operating handle drives a contact linkage seat to move up and down in a shell through an upper connecting rod driving mechanism assembly, and the contact linkage seat can drive a moving contact assembly on the corresponding side to rotate around an installation connecting shaft on the corresponding side in the up-down movement process in the shell. And the moving contact on the corresponding side can be in contact with and separated from the static contact on the corresponding side in the rotating process, so that the on-off of the circuit breaker is realized. The mechanism seat drives the double-breakpoint moving contact to rotate, and the moving contact is contacted with and separated from the double-breakpoint static contact in the rotating process, so that the purpose of double breakpoints is realized, the installation difficulty of a product is simplified, and the reliability and the stability of motion transmission are improved.

A propulsion assembly for a motor vehicle with an internal combustion engine comprising at least one movable member, a turbocharger comprising a turbine adapted to expand exhaust gases to generate work and a first compressor adapted to compress air by means of the work generated by the turbine, an intake line connecting an outlet of the first compressor to an intake manifold of said engine to supply compressed air from the first compressor to said engine, wherein the intake line comprises a second compressor, which in turn comprises a compressor shaft rotatable about a first axis and is configured to further compress the compressed air from the first compressor via a rotation of the compressor shaft. The propulsion assembly further comprises mechanical transmission means configured to couple the movable member to the compressor shaft, thereby determining a transmission of motion from the movable member to the compressor shaft.

A portable on-vehicle dynamometer comprises a containment chassis (2), a drum (3) rotatably housed in said containment chassis (2) to rotate around a load shaft (4), mechanical transmission means (5) adapted to connect said load shaft (4) to the hub of a wheel of the vehicle being measured to transfer the motion of the vehicle engine to said drum (3), wherein said mechanical transmission means (5) comprise a connection flange (6) provided with a central axis of rotation and suitable to be fixed stably but removably to the hub of the vehicle wheel, wherein said mechanical transmission means (5) further comprise a CV joint (7) adapted to connect said flange (6) with one end of said load shaft (4) and designed to allow mutual angular regulation between said load shaft (4) and the central rotation axis of said flange (6) with respect to at least one inclination plane.

Disclosed is an underwater hook comprising a jaw latch, which, in a secured condition of the underwater hook, is releasably secured in a position closing a hook jaw. The underwater hook additionally comprises an actuation button which, for opening the jaw latch, is connected to the jaw latch in a motion-transmitting manner and occupies a closed position in the secured condition of the underwater hook. Furthermore, the underwater hook is provided with a release button blocking a movement of the actuation button away from the closed position in the secured condition of the underwater hook. In order to allow the release button to be actuated without great effort, even in the case of great forces acting on the jaw latch, the present invention provides that the release button is in engagement with the actuation button in the secured condition of the underwater hook.

The invention discloses an electrically-driven ship-borne captive balloon winch active compensation model-free self-adaptive control method under wind wave disturbance, which comprises the following four steps: step 1, calculating the length change of a mooring rope under wind disturbance, step 2, establishing a sea wave and mother ship heaving motion model, and step 3, calculating the heaving motion model. 3, designing an active compensation model-free self-adaptive control system of the electric drive winch; 4, modeling and simulating the active compensation model-free self-adaptive control system of the electric drive winch. The method has the beneficial effects that the length of the infinitesimal cable is iteratively calculated according to a real-time wind field model; the method comprises the following steps: establishing a sea wave heaving motion model through a sea wave spectrum; establishing a heaving motion transfer function between a mother ship and sea waves; calculating the heaving displacement of the mother ship; calculating the change speed of the tail end of a mooring rope under the disturbance of wind waves; the active compensation control of the winch under the wind wave disturbance is realized, and the method has the characteristics of high response speed, strong robustness, high precision, strong practicability and the like.

A double-breakpoint circuit breaker for a direct current system is characterized in that the double-breakpoint circuit breaker comprises an operating handle (1), the operating handle (1) is linked with a rotating shaft (3) through an upper connecting rod (2), a jump pin (6) and a lock catch (7), the rotating shaft (3) is connected with a double-breakpoint moving contact system (a) through a lower connecting rod (4), and the rotating shaft (3) can be driven to rotate through the upper connecting rod (2), the jump pin (6) and the lock catch (7) in the rotating process of the operating handle (1). And the rotating shaft (3) can drive the double-breakpoint moving contact system (a) to move up and down through the lower connecting rod (4) in the rotating process, so that the double-breakpoint moving contact system (a) and the corresponding double-breakpoint static contact system (b) are contacted and separated to realize the on-off of the circuit breaker. According to the circuit breaker, the rotation of the handle is converted into the up-and-down movement of the moving contact system through the improvement of the rotating shaft structure and the installation position, the purpose of double breakpoints is achieved, and the up-and-down movement of the double-breakpoint moving contact system is not required to be linear movement. The moving contact keeps a trend of rotating towards two sides under the action of the pressure spring so as to realize close contact with the static contact assembly, the installation difficulty of a product is simplified, the reliability and the stability of motion transmission are improved, meanwhile, due to the layout of the whole circuit breaker, more arc extinguishing grid sheets can be arranged in the circuit breaker, and the breaking capacity of the circuit breaker is improved.

Disclosed herein is a bidirectional magnetic levitation acoustic motor device, including a motor housing and a motor shaft, wherein the motor shaft is arranged at an axis of the motor housing, an end cover is arranged at a bottom end of the motor housing, shaft holes are formed in axes of the motor housing and the end cover, and the motor shaft penetrates through the two shaft holes. With regard to the invention, movement transmission is achieved by means of an electromagnetic effect, and mounting of elastic structures such as a torsion bar and the like is no longer needed, so that on one hand, the situation that the service life of a motor is short due to the fact that the elastic structures are prone to damage during usage is avoided, and on the other hand, the motor in a unit volume can transmit torque in a larger value.

The present disclosure describes self-adjusting sockets for lower limb prostheses in which each step transmits motion to a resilient resistive element coupled to an actuator configured to cycle between a rest position and an actuated position. The resistive element can transmit the motion to the actuator to cycle the actuator. Each cycle of the actuator acts through a mechanical linkage to tighten the socket around the residuum, until a desired threshold tightness on the residuum is reached. After the threshold tightness is reached, the resistive element yields and absorbs the motion rather than transmitting the motion, so that the actuator ceases to cycle on each step, preventing further tightening beyond the threshold.

The invention relates to the related technical field of brake detection, in particular to a brake chassis and brake system synchronous detection device and method, and the device comprises a bearing platform, a hydraulic lifting platform, a bearing base, a butt joint module, a transition module, a detection module and a display module. The roller is in contact with a tire, movement of the tire is transmitted to the transition module, and synchronism detection is performed by the balance pushing assembly and the working assembly in the detection module. When left and right tires brake asynchronously, the balance plate rotates in an unbalanced manner, the hydraulic assembly is triggered, and the brake time difference of the left and right tires is visually displayed through the pressure instrument, so that problems are found and brake synchronism is ensured. The whole structure is ingenious, synchronism detection is achieved, the defect that in the prior art, braking asynchronization cannot be recognized is effectively overcome, and powerful support is provided for guaranteeing driving safety, improving braking efficiency and prolonging the service life of tires.

The invention provides a method for judging the grinding track uniformity of a non-standard grinding tool of a floor machine based on a discrete coefficient, which comprises the following steps of: observing the morphological characteristics of abrasive particles on the surface of the non-standard grinding tool to obtain characterization parameters of the abrasive particles, and simulating the randomness of the quantity of the abrasive particles with different particle sizes on the surface of the abrasive material through a distribution theory to obtain the uniformity of the grinding track of the non-standard grinding tool. Calculating the number of abrasive particles with different particle sizes so as to establish an abrasive surface abrasive particle distribution model; according to a motion transmission structure of the floor machine, a grinding disc kinematics model is established, a grinding track equation of a grinding disc is deduced, and therefore a grinding track curve of all grinding particles is drawn; and grid division is carried out on the ground area, and the average value of the number of track points of a grid, the standard deviation of track uniformity and the discrete coefficient CV of the track uniformity are calculated so as to judge the uniformity of the track in the whole area. The method can be used for judging the uniformity of the grinding track of the non-standard grinding material, and a reasonable basis is provided for kinematics design of a grinding disc of a floor machine.

A steering column assembly includes a lower jacket. The steering column assembly also includes an upper jacket disposed within the lower jacket and being telescopingly adjustable relative to the lower jacket. The steering column assembly further includes a telescope drive assembly electrically moving a telescope drive nut axially to telescopingly adjust the upper jacket. The steering column assembly yet further includes an energy absorption strap directly coupled to the upper jacket and directly coupled to the telescope drive nut to transfer axial movement of the telescope drive nut to the upper jacket.

The invention discloses a rope-driven mechanical arm system for a loading and unloading scene and a control method and a simulation test method of the rope-driven mechanical arm system. The rope-driven mechanical arm system comprises a mechanical arm body, a shoulder movement part, an elbow movement part and a wrist movement part, wherein the shoulder movement part, the elbow movement part and the wrist movement part are sequentially connected from the near end to the far end; the driving assembly is used for driving the shoulder movement part, the elbow movement part and the wrist movement part; the motion transmission assembly comprises a plurality of flexible ropes and a pulley block unit, the pulley block unit comprises a first pulley block and a second pulley block, the plurality of flexible ropes comprise an excitation rope and an antagonism rope, and the excitation rope and the antagonism rope extend or retract when rotating along with the motion part; the extension or shortening distance of the excitation rope is consistent with the shortening or extension distance of the antagonism rope; and the control assembly is used for controlling the driving assembly to drive the mechanical arm body to achieve the expected movement track. The problems of joint return stroke errors and low tail end positioning precision of the rope-driven mechanical arm in actual operation can be solved.

Present embodiments provide various open coil spring assemblies which perform like an encased spring assembly. The embodiments have elastic lacings or connections which connect springs to springs or springs to lacings. Various spring embodiments are provided as well as various arrangements for the elastic lacings. All of these features improve compliance and stability while reducing motion transfer.

Present embodiments provide various open coil spring assemblies which perform like an encased spring assembly. The embodiments have elastic lacings or connections which connect springs to springs or springs to lacings. Various spring embodiments are provided as well as various arrangements for the elastic lacings. All of these features improve compliance and stability while reducing motion transfer.

A clamping device for releasably holding a tool holder shank includes a housing, a drawbar axially moveable in a bore in the housing, engagement members moveable under the effect of the drawbar into locking engagement with the tool holder shank, and an actuating member rotatably arranged in the bore. Upon rotation of the actuating member, a contact surface on a motion transferring element fixedly connected to the actuating member achieves an axial movement of the drawbar by pressing against a contact surface on another motion transferring element fixedly connected to the drawbar. At least one of the contact surfaces includes two sections with mutually different pitch, such that the same angular displacement of the actuating member, when rotated in a first rotary direction, results in a longer axial movement of the drawbar in a first phase of the rotary movement than in a final phase thereof.

Disclosed is a joint modeling and simulation method and system for ocean engineering installation operation, belongs to the technical field of ship and ocean engineering, and particularly relates to joint modeling and simulation for ocean engineering installation operation. The problems of low simulation efficiency, incapability of satisfying real-time requirements of engineering drills, and high time cost caused by repeated development due to difficulty in reuse of a simulation model in the ocean engineering equipment installation operation at present are solved. The method includes the following steps: step S1: acquiring an equipment independent motion simulation model; and step S2: acquiring joint simulation real-time data through motion transmission simulation and load transmission simulation. The joint modeling and simulation method and system for ocean engineering installation operation are applicable to the joint modeling and simulation for ocean engineering installation operation.

A system includes a cassette including a. first end member spaced from a second end member and a sample substrate, which is stretchable, connected between the first end member and the second end member so that a. portion of the sample substrate extends across a gap between the first end member and the second end member. The sample substrate is adapted to have a sample deposited on the portion thereof which extends across the gap. The first end member includes a first cooperating abutment member. The system also includes an assembly including a body having a sample chamber to removably receive the cassette therein and a cassette interface. The cassette interface includes an abutment member extending to contact the first cooperating abutment member. The system further includes a first actuator in connection with the body to impart motion to the first cooperating abutment member.