40 results about "Bowden cable" patented technology

A device (1) for unlocking of a vehicle door for a vehicle, the device having an actuation element (2) comprising an actuation portion (27) and a flexible deployable strap portion (28), the strap portion being connected to a Bowden cable (11), wherein the Bowden cable (11) and the actuation element (2) are arranged on a floor panel (9) and / or a vehicle door, and the actuation element (2) is connected to a rotatably arranged ring lever (5) such that the Bowden cable (11) connected to the ring lever (5) is movable when the ring lever (5) is rotated by the actuation element (2), characterized in that the ring lever (5) comprises a preferably circular ring lever portion (8) against which the actuation element (2) partly abuts.

The invention relates to an electromotive drive unit for motor vehicle applications, in particular a closing drive for a motor vehicle lock, preferably a motor vehicle door lock. For this purpose, the drive unit is provided with an electromotive drive (4) and a Bowden cable (5, 6). The Bowden cable (5, 6) couples the electromotive drive (4) to an actuating element (2; 9, 10, 11) acted upon thereby. The Bowden cable (5, 6) is supported with its sheath (5) on a housing (1) accommodating the actuating element (2; 9, 10, 11) and works with its core (6) on the actuating element (2; 9, 10, 11). According to the invention, the core (6) has a front hook (7, 8) which engages over a bevel (11a) of the actuating element (2; 9, 10, 11). In this way, in order to interrupt a pulling action on the actuating element (2; 9, 10, 11), the hook (7, 8) only has to be released from the bevel (11a).

The application discloses a wearable flexible lower limb gravity balance exoskeleton and relates to the field of exoskeleton robots.The exoskeleton robot comprises a flexible garment, a knee joint binding mechanism, a Bowden cable transmission mechanism and a gravity balance device.The flexible garment is worn on the upper body of a human body, provides a stress anchor point for the gravity balance device and guarantees the stability of wearing.The knee joint binding mechanism is installed at the knee joint of the lower limb of the human body and connects the gravity balance device with the knee joint.The Bowden cable transmission mechanism is distributed on the front side of the thigh and provides assistance for the flexion of the hip joint.The Bowden cable transmission mechanism is connected with the knee joint binding mechanism.The gravity balance device is installed on the front side of the flexible garment and assists the flexion of the hip joint.The gravity balance mechanism is combined with the Bowden cable transmission mechanism and adopts a bionic driving mode to simulate the force line direction of the hip flexor muscle of the lower limb.The application adopts a variable stiffness design, and elastic elements and flexible mechanisms are matched with the motion change of the human body, so that the fitting degree of the exoskeleton with the human body is higher, and the assistance and safety are improved.

The application discloses a flexible variable stiffness knee joint rehabilitation exoskeleton and a motion control method thereof. The flexible variable stiffness knee joint rehabilitation exoskeleton comprises a back fixing assembly, a thigh fixing assembly and a shank fixing assembly. The thigh fixing assembly and the shank fixing assembly are hingedly connected through a knee joint shaft group and are provided with a pose detection assembly at the hinge connection. An output wheel and an input wheel are connected through a Bowden cable group. The back fixing assembly is respectively provided with a controller, a driving mechanism, a nonlinear variable stiffness mechanism and an energy recovery mechanism. The device uses magnetic repulsion between a permanent magnet and a power coil to construct a nonlinear stiffness adjusting mechanism. The actuator is fixed on the human back through a bandage. The Bowden cable is used to realize remote transmission of the torque to the knee joint, thereby effectively reducing the load bearing burden of the lower limbs. In the swing phase of the gait cycle, the system uses the principle of permanent magnet cutting magnetic induction lines to realize energy feedback, thereby improving the overall energy efficiency of the assisting process.

The utility model discloses a kind of multi-posture lower limbs exoskeleton rehabilitation training devices, including bed-chair conversion mechanism, double scissor lifting mechanism, hip plate support mechanism, flexible lower limbs exoskeleton mechanism and power device.Bed-chair conversion mechanism is matched with tripod through electric push rod, realizes the conversion of lying, sitting posture and standing posture;Double scissor lifting mechanism adopts scissor structure and electric push rod to realize lifting, bottom is equipped with trundle;Hip plate support mechanism is matched with support rod by spring shaft, provides stable support under different postures;Flexible lower limbs exoskeleton mechanism includes hip joint and knee joint structure, hip joint is driven in parallel by Bowden cable and spring, knee joint is driven by electric push rod.The device is also provided with control handle, integrated rocker, OLED display, voice control and STM32 single-chip microcomputer, to facilitate patient flexible control.The utility model can realize the switching of multiple rehabilitation postures, improve rehabilitation training effect.

Bowden cable for transmitting compressive and / or tensile forces and / or mechanical movements, comprising a core (1) which is surrounded by a guide tube (2) except for its two end regions, wherein the guide tube (2) has a guide tube end piece (3) at at least one of its two ends, to which a sealing element (6) is assigned, wherein the sealing element (6) is arranged in the end of the guide tube end piece (3) facing away from the guide tube (2), and wherein the sealing element (6) surrounding the core (1) is positioned visibly from outside the guide tube end piece (3) at the end of the guide tube end piece (3) facing away from the guide tube (2), characterized in that an additional guide device (5) for the core (1) of the Bowden cable is held on the guide tube end piece (3) at an outer distance from an end of the guide tube end piece (3), which end faces away from the guide tube (2).

The embodiment of the invention provides a leg spiral self-adaptive binding device adaptive to a human body and a robot and wearable equipment. The binding device comprises a driving unit, a binding unit and a control unit, the spiral binding unit is in transmission connection with the driving unit, and the spiral binding unit comprises spiral binding elements which are distributed in the circumferential direction of the leg and symmetrically arranged in the length direction of the leg in a logarithmic spiral track mode; the Bowden cable group is arranged between two adjacent spiral binding elements and between the driving unit and the spiral binding elements in a penetrating manner; the pressure sensing assembly is arranged on the side, close to the leg, of the spiral binding unit; wherein the driving unit is used for driving and adjusting the winding and unwinding of the Bowden wire group according to the contact pressure between the spiral binding unit and the legs, which is detected by the pressure sensing assembly, so as to adjust the bending radian and the tightness of the spiral binding unit.

The present disclosure relates to a valve for an application system for a liquid medium, comprising: a valve needle, a valve seat with an opening for the flow of the medium, the valve needle having a first position in which the valve needle releases the opening and a second position in which the valve needle closes the opening, and at least one Bowden cable configured to move the valve needle from the first to the second position to close the valve, and / or to move the valve needle from the second position to the first position to open the valve. The present disclosure further relates to a valve circuit and an application system with at least one such valve.

This invention discloses a flexible cable-driven upper limb exoskeleton device and its control method for over-the-shoulder harvesting in agriculture. It employs a back-mounted drive and Bowden cable distal transmission architecture, and introduces a bidirectional cable chain mechanism to adaptively compensate for the instantaneous rotational center drift of the shoulder joint, eliminating human-machine kinematic interference. The perception layer uses a dual-node pure IMU scheme for the upper and lower arms, combined with a lightweight LSTM network and a majority-voting smoothing strategy to achieve low-latency, highly robust four-state action intention recognition. The control layer constructs a finite state machine scheduling architecture, mapping intention adaptive gravity compensation, position impedance, and zero-force following modes. Implicit state alignment and torque cross-gradient achieve non-disruptive switching between multiple modes. The underlying servo integrates fuzzy PID online tuning to suppress transmission nonlinearity. This invention significantly reduces the activation load on the deltoid and biceps muscles under lightweight design, making it suitable for long-duration over-the-shoulder harvesting operations in orchards.

This invention provides a main chord tube and its manufacturing method, relating to the field of marine engineering equipment. The main chord tube provided by this invention includes a rack plate and a main body. The main body includes two tube bodies, which are symmetrically arranged on both sides of the rack plate. The interior of each tube body has a porous structure, which is connected to the inner wall of the tube body. The main chord tube of this invention can reduce the amount of steel used, reduce its own weight, and save construction costs.

A firearm (10) designed and modified for use in a weapons simulator for training purposes, comprising a bolt (12) movable back and forth between a forward starting position and a rearward end position, and a device for simulating recoil of the firearm (10) with means (14, 15, 16) for actuating the bolt (12), wherein the firearm (10) has a bolt catch (18) to hold the bolt (12) in or near the end position when required, characterized in that the bolt catch (18) comprises a movable bolt catch lever (20) movable into a range of motion of the bolt (12), an actuating element (22) arranged at a distance therefrom, and means (21) for mechanically transmitting a movement (25) of the actuating element (22) to the bolt catch lever (20).and that the means (21) for the mechanical transmission of the movement (25) of the actuating element (22) to the locking catch lever (20) comprise a Bowden cable.

The present application relates to the field of robot technology, and more particularly to a rope-driven hip joint exoskeleton facilitating force transmission, comprising a back frame, a waist frame, a shaft connecting frame, a leg frame and a Bowden cable, the waist frame comprising a waist frame double-layer carbon plate, a tension sensor, a Bowden tube seat, a Bowden tube seat pulley and an adapter pulley, the shaft connecting frame comprising a shaft connecting piece, a carbon fiber cantilever beam and a carbon fiber cantilever beam pulley, the shaft connecting piece comprising an upper shaft connecting piece, a middle shaft connecting piece and a lower shaft connecting piece, the free end of the carbon fiber cantilever beam being provided with the carbon fiber cantilever beam pulley, and the Bowden cable being connected with the tension sensor after sequentially passing through the Bowden tube seat pulley, the carbon fiber cantilever beam pulley and the adapter pulley. The exoskeleton provided by the present application is light in weight, easy to assemble, high in interactive compliance, and can double the applied force.

The invention relates to a pressing device for pressing a locking element (2) of a motor vehicle (3) into a gap position, wherein the pressing device (1) comprises a pressing unit (4), the pressing unit (4) comprising a pressing element (5) for pressing the locking element (2) into the gap position and a pressing drive (7) with a motor (8) having an output shaft (9), wherein the motor (8) generates motor movements to adjust the pressing element (5), and wherein the pressing unit (4) can be arranged externally from a motor vehicle lock (10) of the locking element (2). It is proposed that the pressing unit (4) has a connection (14) for a connecting element (15), in particular a Bowden cable, and that the motor (8) generates motor movements to adjust the connecting element (15).

The application discloses a kind of driving centralized arrangement mobile robot, belong to robot technical field;Robot includes three degrees of freedom universal movement chassis, Y-shaped upper limb trunk, three degrees of freedom parallel posture adjusting rope driven anthropomorphic shoulder joint, big arm, tension amplification constant torque constant stiffness rope driven anthropomorphic elbow joint, small arm, self-rotating decoupling differential rope driven anthropomorphic wrist joint and anthropomorphic simplified palm.Upper limb trunk central arrangement double-arm joint module, through Bowden cable-wire rope flexible drive each joint;Shoulder joint uses parallel 3-RRR configuration to realize wide range of attitude adjustment;Elbow joint adopts rolling joint and movable pulley group to realize constant torque constant stiffness output;Wrist joint passes through self-rotating decoupling mechanism and eliminates motion coupling.The application realizes that drive is centrally arranged, electromechanical separation, gravity is concentrated, with the characteristics of lightweight, large workspace, high stiffness and safe interaction, suitable for mobile operation scene.

The present invention relates to the attachment of a Bowden cable to a housing. To provide the simplest and most reliable attachment of a Bowden cable to a housing, ensuring the best possible seal, a Bowden cable end piece (10) is provided for mounting a Bowden cable to the housing of a component in a vehicle door. This end piece has a receptacle (12) for one end of a Bowden cable sheath and a passage (14) for a core running within the Bowden cable sheath, the passage defining an axial direction. The Bowden cable end piece has a first radial projection arrangement (16) with an axial stop (18) designed to abut an opening edge of the housing. The Bowden cable end piece has a second radial projection arrangement (20) with at least one radially projecting retaining arm (22) that projects with a radial length and is designed to engage behind the opening edge of the housing.Furthermore, a sealing arrangement (24) is provided, which has a radially projecting circumferential seal (26) and which is formed between the first radial projection arrangement and the second radial projection arrangement. In its uninstalled state, the circumferential seal has an outer radius that is larger than the radial length of the at least one radially projecting retaining arm.

A Bowden cable assembly for a vehicle door handle includes a Bowden cable having a first section connected to a first end-piece and a second section connected to a second end-piece, the first end-piece being configured to interact with the vehicle door handle and the second end-piece being configured to interact with a locking system configured to unlock a vehicle door when the vehicle door handle is being pulled by a user. The first end-piece and the second end-piece each includes a sleeve with a tip forming an abutment, and the abutments formed by the tips of the sleeves of the first end-piece and the second end-piece are configured to make contact with each other so as to block a translation of the Bowden cable when the Bowden cable has been pulled for a predetermined distance.

A vehicle lock (100) comprises a base plate (1) having a slot (10) adapted to receive a striker (4), a catch (2) having a fixing seat (20) adapted to fix the striker (4), a first spring (5) having an arm (50) acting on the striker (4) and / or the catch (2) to push the catch (2) towards an open position, a pawl (3) adapted to lock the catch (2) in a closed position, a second spring (6) pushing the pawl to the locking position, at least one Bowden cable (8) connected to the pawl. The catch (2) can be arranged in an intermediate closed position between the closed position and the open position, and the pawl (3) can be arranged in an intermediate locking position, wherein the catch (2) is locked in the intermediate closed position.

The application relates to an arm rehabilitation training system, which comprises a processing unit and an arm exoskeleton, the arm exoskeleton comprising: a forearm rotating motor arranged at the trunk of a human body to generate a torque; a Bowden cable connected with the forearm rotating motor and transmitting the torque generated by the forearm rotating motor; a guide sleeve arranged at the elbow of the human body and defining a space for forearm rotating movement; wherein the torque of the forearm rotating motor transmitted by the Bowden cable is guided through at least two groups of guide assemblies and guide pulleys, and then the torque is transmitted to a driving chuck on the guide sleeve of the elbow, the driving chuck drives a driving rod and makes the driving rod rotate in the space trajectory of the guide sleeve, so that the forearm of the human body is driven to make pronation / supination movement. The arm rehabilitation training system of the application fully considers the ergonomics and biomechanics principles, and ensures that the exoskeleton system has good adaptability and stability when assisting the human body movement.

The invention relates to a locking arrangement, comprising a latch arrangement (30) which is movable with respect to a base (20); a Bowden cable (60) which can be fastened to the base (20) and can be coupled to the latch arrangement (30); a securing arrangement (40) which has a distal end (41) with a folded edge (41a), wherein the distal end (41) passes through an aperture (22) in the base (20). A locking arrangement in which undesired actuation of the latch arrangement does not occur is created in that the distal end (41) of the securing arrangement (40) when loaded comes into contact with the latch arrangement (30) as a result of the installation of the Bowden cable (60) and prevents the latch arrangement (30) from moving. The invention further relates to a method for mounting a Bowden cable (60) on a base (20) with a latch arrangement (30) connected to the base (20) and a securing arrangement (40) fastened on one side of the base (20).

The invention relates to an adapter (1) for a motor vehicle, comprising a mounting plate (2), wherein, in particular, two locking devices (3) for locking the adapter to a bracket attached to the motor vehicle are arranged on the mounting plate, and wherein, in particular, at least one fastening device (4) for attaching an object to the adapter is arranged on the mounting plate, wherein the adapter comprises two, in particular, parallel locking arms (5), wherein one of the locking devices is arranged at each end of the locking arms, wherein the locking arms are guided and interact with a locking mechanism such that the locking arms can be moved relative to the mounting plate in and against a displacement direction as long as the locking mechanism is not activated, and the locking arms are locked when the locking mechanism is activated, wherein each locking arm comprises a Bowden cable mechanism (6) with which the locking mechanism can be released.

The invention relates to the technical field of rehabilitation robots, in particular to a flexible driving upper limb exoskeleton device with bilateral switchable configurations, which comprises a base component, a flexible driving component, a platform supporting component and an upper limb exoskeleton executing mechanism. The executing mechanism sequentially comprises a shoulder joint assembly, an upper arm component, a binding component, an elbow joint component, a front arm component and a wrist joint component. The shoulder joint assembly has three active degrees of freedom of adduction / abduction, inward rotation / outward rotation and flexion / extension, the elbow joint has an active degree of freedom of flexion / extension, and the wrist joint is of a passive rotation structure. According to the upper limb exoskeleton, rapid switching between the left upper limb and the right upper limb is achieved in a turnover installation mode, flexible driving and Bowden cable transmission modes are adopted, a driving unit is arranged away from an upper limb body, and the man-machine interaction safety is improved. Through an upper arm and front arm length adjustable structure, a platform supporting part height adjustable structure and a base part horizontal adjustable structure, the human body adaptability of the exoskeleton is improved.

The application discloses a single-drive flexible lower limb assisting exoskeleton based on a parallel time-sharing auxiliary strategy, which comprises a backpack, a wearable flexible clothes, a power supply, assisting boots, a Bowden cable, a control system, a driving system and a sensing system; the sensing system comprises a flexible foot bottom force sensor arranged at the bottom of the assisting boots and a tension sensor hung on the heel of the assisting boots; the sensing system is electrically connected with the control system; the power supply, the control system and the driving system are integrated in the backpack; the backpack is connected with the wearable flexible clothes and worn on the human body; the assisting boots are worn on the feet; the control system is electrically connected with the driving system; and the driving system is connected with the tension sensor through the Bowden cable.The application can provide the ankle joint assistance and the propulsion of the lower leg in walking of the human body in time-sharing mode, reduce the energy consumption of the user, help the lower limb dysfunction correct and improve the walking gait, provide the torque to restore the balance when the human body is about to fall, and has good safety and application prospect.

A training mechanism for water-based lower-limb rehabilitation, including two leg training sub-mechanisms. Each leg training sub-mechanism includes a hip joint training device, an adjustable thigh plate, an adjustable shank plate, a knee training device, an ankle training device and a pedal. The hip joint training device, knee training device and ankle training device are connected to a remote control motor box through a Bowden cable assembly, respectively. A robot including the training mechanism is also provided, whose power source is arranged outside the water, and the power is supplied to the training mechanism through the Bowden cable assembly.

The invention relates to a motor vehicle seat (1) with a seat part (3) and a backrest (5) that can be pivoted forwards and locked via a locking device (4), wherein a release device (6) is provided for releasing the locking device (4). The essential feature of the invention is that the release device (6) has a grippable release loop (7) which is connected to a Bowden cable (9) via a transmission lever (8), the Bowden cable (9) in turn being connected to the locking device (4) in a force-transmitting manner. This makes it easier to overcome a breakaway torque, especially when the locking device (4) is in place.

The invention discloses an active and passive fused upper limb exoskeleton and a control method thereof, and belongs to the technical field of exoskeletons.The active and passive fused upper limb exoskeleton comprises a waistband, a strap, a passive energy storage mechanism, an active power assisting mechanism and two sets of arm bands, two supporting rods are arranged on the two sides of the waistband, the lower ends of the two supporting rods are hinged to the waistband, and clutch boxes are fixedly arranged at the upper ends of the two supporting rods; a moment arm ring and a wire spool are rotationally arranged in the clutch box, and a big arm connecting rod is fixed on the moment arm ring and connected with an arm belt; the passive energy storage mechanism is fixedly connected with the wire spool through an inhaul cable; the active power assisting mechanism is connected with the wire spool through a Bowden wire; the clutch box is further provided with a linkage shaft which enables the wire spool and the force arm ring to be in power connection. The active power assisting mechanism has the following advantages that multiple power assisting modes are achieved, power assisting is flexibly adjusted according to individual differences and different requirements of operators, the endurance time of the active power assisting mechanism is effectively prolonged, and the working efficiency is improved; and power connection between the force arm ring and the wire spool is controlled through the linkage shaft, the structure is simple, and operation is convenient.

Locking device (1) of a door (30) or flap, in particular a vehicle door or vehicle flap, comprising a locking element that secures the door (30) or flap in a closed position against a counter element, and a release mechanism (10) that can be actuated by means of an outer operating handle and by means of an inner operating handle, comprising a housing (2) in which a spring-loaded actuating lever (12) coupled to the release mechanism (10) is pivotably mounted and which can be mechanically connected to the inner or outer operating handle via a Bowden cable (4), wherein the Bowden cable (4) has a pull cable (43) surrounded by a covering (41) which is provided at a first end with a coupling element (K) designed for coupling with the actuating lever (12), wherein the Bowden cable (4) is provided at its first end with a guide cage (40) which is connected to the sheath (41) of the Bowden cable (4) and is designed to be inserted into the housing (2) of the locking device (1), and wherein the coupling element (K) is slidably mounted in the guide cage (40) in the longitudinal direction of the pull rope (43), characterized by that the guide cage (40) is provided with at least one first guide element (49, 49') which is slidably guided in an associated guide groove (50) of the housing (2) and that the guide groove (50) is designed such that the guide cage (40) is movable along a preload section (56) of the guide groove (50) when inserted into the housing (2) between an engagement position in which the coupling element (K) engages with the actuating lever (12) and a locking position in which the guide cage (40) is locked in the housing (2).

The application discloses a wearable smart exoskeleton auxiliary device and belongs to the technical field of exoskeleton assisting force. The wearable smart exoskeleton auxiliary device comprises a wearing assembly, an energy recovery assembly and a driving control assembly. The wearing assembly comprises a waist wearing piece, a thigh wearing piece and a calf wearing piece, the calf wearing piece is provided with a power assisting force arm, and one end of the power assisting force arm extends away from the calf wearing piece. The energy recovery assembly comprises a limiting seat, a limiting block and an elastic piece. The driving control assembly comprises a controller, a driving module, a Bowden cable and an electromyographic sensor. The controller and the driving module are located on the waist wearing piece. The controller is electrically connected with the driving module and the electromyographic sensor respectively. The output end of the driving module is in transmission connection with one end of the Bowden cable. The wearable smart exoskeleton auxiliary device provided by the application can simultaneously realize assisting force for the hip joint and the knee joint, thereby reducing the mass of the driving module.

The invention discloses an unmanned aerial vehicle nest cabin door opening and closing mechanism and a nest, and relates to the technical field of unmanned aerial vehicle nests, the cover opening and closing mechanism is good in vibration resistance, a cabin door is driven to move through steel wire rope transmission, and the flexible transmission can effectively avoid the influence of vibration on a transmission mechanism, such as mechanism clamping stagnation failure caused by displacement, deformation and the like. Compared with traditional mechanisms such as lead screw transmission, synchronous belts and gear racks, steel wire rope transmission is arranged in a Bowden cable mode, the space layout problem is reduced, installation is convenient, meanwhile, the specific position does not need to be considered for installation and arrangement of the driving mechanism, and the space utilization rate in the cabin is effectively increased. Manual operation is convenient, the hoisting mechanism is designed to have a clutch function, power transmission of the hoisting mechanism can be opened and closed through an external interface of the clutch controller, and manual door opening and closing operation is conveniently achieved.

The invention belongs to the technical field of robots, and provides a structure-variable trunk rehabilitation training robot and an exercise training method.The structure-variable trunk rehabilitation training robot comprises a binding device, a rope traction system and a sliding rail; the binding device is worn on the trunk of a human body; the sliding rail is annularly arranged on the waist of a human body; the rope traction system comprises a driving device and a corresponding Bowden cable; the driving device can be limited on the sliding rail or can slide relative to the sliding rail, the configuration change of the robot is achieved by changing the distribution position of the driving device on the sliding rail, one end of a sheathing canal of the Bowden cable is connected with the driving device, and the other end of the sheathing canal is connected to an anchor point on the binding device. And the trunk is dragged to move through the rope for winding and unwinding the Bowden cable. According to different rehabilitation training requirements, the distribution positions of the driving units on the waist of the human body can be adjusted in a stepless mode, personalized and targeted rehabilitation training is achieved, and meanwhile the wearing comfort is guaranteed.

The disclosure relates to a device (200) for crash-protecting a Bowden cable (130) in a vehicle, the device comprising: a first support element (110) that carries a pull handle (111) for closing a door of the vehicle, wherein the first support element includes a lever (112) for opening the door to which a Bowden cable (130) is attached, so that the door can be opened via the Bowden cable by actuating the lever; a second support element (120) that carries a door panel of the vehicle, wherein the first support element is attached to the second support element; wherein the second support element includes an opening (123) to the first support element through which the Bowden cable is guided from the first support element to the second support element;and a tear-open element (150) designed to tear open or widen the opening of the second support element in the event of a side crash (140) of the vehicle, in which the fastening of the first support element at least partially detaches from the second support element, in order to provide the Bowden cable with a range of motion so that the door of the vehicle can still be opened via the Bowden cable.