38 results about "Upper thigh" patented technology

The invention relates to the technical field of robots, and discloses a humanoid robot lower limb system, comprising: a crotch portion comprising a rope-driven motor; the thighs are installed at the two ends of the crotch respectively and can rotate along a pitch axis and a roll axis; the shanks are installed at the lower ends of the two thighs respectively, a knee joint motor is installed on the upper portion of each thigh, and the shanks are driven to rotate relative to the thighs through the knee joint motors and the synchronous belts; the ankles are mounted at the lower ends of the two shanks respectively; the rope drive motor drives the shank opposite to the ankle to rotate through the steel wire rope. The synchronous belt has the characteristics of high transmission precision and strong anti-interference capability in a non-severe environment, the rope drive has the characteristic of high sensitivity, and all motors are intensively arranged at the uppermost end of the leg structure, so that the center of gravity is concentrated on the upper part, the inertia of leg movement is reduced, and the movement control is facilitated. Meanwhile, the principle that the left leg and the right leg are designed into blocks is adopted, so that the left leg and the right leg can rotate independently, and walking in multiple terrains is facilitated.

The utility model discloses a bionic frog jumping robot which comprises a trunk, a spring compression frame, a cam and worm wheel connector, rear legs, front legs, a worm, a motor, a compression spring and a torsion spring. The trunk is connected with the front legs and is in sliding connection with the spring compression frame; a connector on the worm is fixedly connected with a rotating shaft of the motor and rotates synchronously with the rotating shaft, and a worm body of the worm is meshed with a worm gear on the cam worm gear connector; the rear leg comprises a thigh upper part, a thigh lower part and a shank lower part, the shank upper part and the rear sole form a parallelogram through mutually connected nodes of the thigh upper part, the thigh lower part, the shank lower part and the shank upper part; the compression spring is sleeved on the spring sleeve rod of the trunk; and the torsional spring is arranged at the joint of the thigh lower part and the shank lower part. The utility model has the advantages of high energy utilization rate, stable and reliable action, simple structure, low manufacturing difficulty and long service life, and can realize long-distance jumping and change the jumping distance and height.

The invention relates to an ergonomic back pillow, a leg support and a systemic ergonomic sleep support system. The ergonomic back pillow is composed of a transverse head and upper cervical vertebra supporting pillow for supporting the neutral position of the spine pelvis, a longitudinal lower cervical vertebra and chest supporting pillow and a transverse waist supporting pillow, and the longitudinal central axis of the longitudinal lower cervical vertebra and chest supporting pillow is aligned with the longitudinal central axis of the transverse head and upper cervical vertebra supporting pillow and the longitudinal central axis of the transverse waist supporting pillow. The left side vacancy and the right side vacancy are defined by the longitudinal symmetrical assembly and the longitudinal symmetrical assembly. The ergonomic leg support is composed of a transverse lower part for lifting a leg, a longitudinal left upper wing and a longitudinal right upper wing which are used for fixing the leg when the user lies on the side to sleep, and a gap which is surrounded by the longitudinal left upper wing and the longitudinal right upper wing and is used for placing the hip and the upper part of the thigh. The whole-body ergonomic sleep support system formed by combining the two parts provides equipment which has high practicability and is beneficial to keeping the neutral position calibration or correction of the whole musculoskeletal and promoting related sleep physiological functions.

The lower limb exoskeleton leg structure based on Bowden cable driving and modular layout comprises hip joint motors and knee joint motors, the hip joint motors are installed on hip joint motor fixing plates through hip joint motor fixing pieces, and the hip joint motor fixing plates are connected with hip joint upper connecting plates and hip joint lower connecting plates; a motor flange is mounted at the output end of the hip joint motor; a motor output shaft is fixed on the motor flange; the other end of the motor output shaft is connected with a knee joint motor, and meanwhile, the motor output shaft transmits power to a thigh rod connecting piece through a transmission bolt; the thigh rod connecting piece is connected with the upper thigh rod, and the upper thigh rod is connected with the lower thigh rod; the other end of the lower thigh rod is connected with a knee joint fixing part, the knee joint fixing part is rotationally connected with a knee joint moving part, the tail end of the knee joint moving part is connected with an upper shank rod, an output shaft of the knee joint motor is fixedly provided with a Bowden cable driving wheel, and the Bowden cable driving wheel drives the knee joint moving part to rotate through a Bowden cable.

To provide a motion toy which enables a user to perform visually interesting morphological changes in a chain without sequential operations. [Solution] A moving toy 1 having a leg 30 attached to a base 3, the leg 30 comprising a lower leg member 33 whose lower end is rotatably supported in a front axis hole, an upper leg member 31 which can stand upright above the lower leg member 33, an interlocking member 35 having a first axis retaining hole which rotatably supports the lower end of the upper leg member 31 and a second axis retaining hole which rotatably supports the upper end of the lower leg member 33, and an upper link member 32 which rotates the upper leg member 31 backward when the lower leg member 33 rotates forward, and when the lower leg member 33 of the moving toy 1 arranged at the rear rotates forward, the leg 30 of the moving toy 1 arranged at the rear comes into contact with the leg 30 of another moving toy 1' arranged in front of the moving toy 1.

The invention discloses an automobile zero-gravity seat antiskid system and method based on air bag compensation. The system comprises a first air bag, a second air bag, a third air bag, an air pump and a controller. The first air bag and the second air bag are installed at the front end and the rear end of a seat cushion respectively, and the third air bag is installed on the lower portion of a seat backrest. The first air bag, the second air bag and the third air bag communicate with the air pump. The first air bag is configured to be capable of supporting the middle part of the thigh of a human body in an expanded state; the second air bag is configured to be capable of supporting the upper thigh and the ischium of the human body in an expanded state; the third air bag is configured to provide support for the waist of the human body in an expanded state; and the controller is used for controlling the air pump to inflate the first air bag, the second air bag and the third air bag when the seat is adjusted from the driving posture to the zero-weight posture. When the seat is converted from a driving state to a zero-gravity state, the sliding of the hip and the waist of a human body can be effectively inhibited, and the comfort of passengers is improved.

A walking assistance device deformable based on a thigh shape includes a hip joint actuator, an upper thigh frame connected to the hip joint actuator and configured to receive power from the hip joint actuator and rotate about a first axis and rotate about a second axis intersecting the first axis, a motion frame connected to the upper thigh frame, the motion frame including a plurality of segment frames configured to rotate relative to each other, and a lower thigh frame connected to the motion frame.

Illustrative spinal support devices have a base unit, a neck support unit defining a first end, an upper thigh support unit defining a second end, and a mid-back support unit positioned between the neck and upper thigh support units, wherein the neck, upper thigh, and mid-back support units each have a convex shaped topside with an apex that is configured to align within designated concave shaped areas on the user's backside. Illustrative related methods are described.

The utility model relates to the field of crop picking, in particular to a picking machine with an intelligent control bionic mechanical arm. The picking machine with the intelligent control bionic mechanical arm comprises a mechanical arm, a mechanical arm fixing plate A, a motor A, an end effector, a lifting platform and a shockproof chassis, the mechanical arm is provided with a bionic horse leg structure and comprises an upper thigh, a lower thigh, an upper shank, a lower shank and a hoof, and the uppermost ends of the upper thigh and the lower thigh are movably connected to the right side and the lower right side of the hip respectively. The shank upper part and the shank lower part are movably connected to the lowermost end of the thigh lower part and the lowermost part of the thigh upper part respectively and are movably connected to the rightmost sides of the shank upper part and the shank lower part respectively, and the mechanical arm is fixed above the lifting platform through a mechanical arm fixing plate A and used for driving the mechanical arm to do reciprocating motion. The picking machine with the intelligent control bionic mechanical arm has the advantages of being high in picking efficiency and good in stability.

This is a description of a sitting device. It consists of a base and a seat connected to the base such that it pivots around a seat axis. The seat axis is horizontal and orthogonal to the depth direction of the seat. The connection that allows the seat to pivot about the base is positioned against the seat such that the seat pivots forward in a sagittal plane when a user sits on it. The seat of the sitting device can also be elastically biased to rotate backward in the sagittal plane. The sitting device also comprises a lumbar support, which rotates with the seat, and a support pad, designed to support the user’s upper thighs, with the pad connected to front portion of the seat. The lumbar support is positioned such that it rests against the user’s back, by their lumbar vertebrae, when the device is in use.

The application discloses a decompression device for early postoperative training of femoral upper fracture, which comprises an upper fixing structure, a lower fixing structure and an elastic decompression supporting structure. The upper fixing structure comprises a short pants structure which is wrapped around the skin outside the hip bone and has a gap at the perineum position, and the short pants structure extends from the waist to the upper part of the thigh; a connecting structure one which is connected with the elastic decompression supporting structure is arranged at the waist position of the short pants structure. The lower fixing structure comprises a sleeve structure which is arranged and fixed above the knee joint from the lower part of the thigh; a connecting structure two which is connected with the elastic decompression supporting structure is arranged at the upper part of the sleeve structure. In the straight state of the leg, the elastic decompression supporting structure gives an upward force to the upper fixing structure and an opposite downward force to the lower fixing structure, and a walking aid is additionally arranged to reduce the activity force of the postoperative training. The above arrangement reduces the contact pressure of the hip joint, further reduces the pressure stimulation of the bone surface and guarantees the natural walking state of the postoperative activity of the patient.

The utility model belongs to the technical field of robot exoskeletons, and relates to a transfer robot exoskeleton supporting device which comprises a thigh upper ring, a thigh lower ring, a shank ring, a protruding side plate and a connecting and fixing assembly. According to the utility model, the two sides of the upper thigh ring, the two sides of the lower thigh ring and the two sides of the shank ring are respectively provided with the son hook-and-loop fastener and the mother hook-and-loop fastener, so that the thigh and the shank of a user can be fixedly sleeved with the thigh and the shank through the son hook-and-loop fastener and the mother hook-and-loop fastener; the electric push rod can be started to move with the fixing rod as the center to abut against the transmission rod to move along with the electric push rod, the transmission rod can drive the T-shaped connecting rod to rotate as the limiting rod, the limiting rod is installed in the limiting groove to move, the other end of the T-shaped connecting rod is rotationally provided with the installation rods, and the hydraulic telescopic rod is installed between the two installation rods. And a user can be assisted in carrying work.

A compression garment configured to be worn over at least a wearer's pelvic area and upper legs is disclosed comprising an upper thigh region, a lower thigh region and a buttock region. An inner surface of each of the upper thigh, lower thigh, and buttock regions comprises a respective plurality of pads. Also disclosed is a compression garment configured to be worn over at least a wearer's shoulders and upper arms, comprising, an upper inner biceps region, an upper inner triceps region, and an outer arm region. An inner surface of each of the upper inner biceps, upper inner triceps and outer arm regions comprises a respective plurality of pads.

To provide a support mechanism by which a user can relatively rock the upper body for the lower body, in the event that the user takes a nap or a break with the lower body flexed.SOLUTION: A support mechanism 20 for supporting a user U who takes a nap or a break in a standing posture includes: a first support part 210 which has an upper facing slope in a vertical direction and supports a human body from a lower part by coming into contact with one or both of the knee and the lower leg from the front side of the human body; a second support part 220 which supports the human body from a lower part by coming into contact with one or both of the hip and the thigh from the back side of the human body; a third support part 230 which comes into contact with at least any one of the upper extremity, the head and the upper body of the human body to support the human body from at least one side in a front and rear direction; and a rocking mechanism 90 which rocks the first support part 210 and the second support part 220 for the third support part 230 relatively around the axial periphery of a shaft CL.SELECTED DRAWING: Figure 14A

The electromagnetic drive bionic frog bouncing device comprises a front leg mechanism and a rear leg mechanism which are connected to the front end and the rear end of a reference module respectively, and the front leg mechanism and the rear leg mechanism are symmetrically arranged on the left side and the right side of the reference module respectively; the rear leg mechanism comprises a rear thigh, a rear shank and a rear sole which are rotationally connected in sequence from top to bottom, and the upper end of the rear thigh is rotationally connected to the reference module; the rear leg connecting piece comprises an upper rear leg connecting piece and a lower rear leg connecting piece which is elastically connected with the upper rear leg connecting piece through a reset spring, a coil winding is wound outside the lower rear leg connecting piece, a permanent magnet is embedded in the upper rear leg connecting piece to form an electromagnetic crank pressing rod, the rear thigh serves as a rocker, the rear shank serves as a rack, and electromagnetic linear force is converted into jumping torque. Through the modular electromagnetic drive design, the energy transfer path is simplified, high-efficiency output and precise control are achieved, and the device has the advantages of being concentrated in thrust, capable of achieving quantitative regulation and control of motion parameters, flexible in steering and convenient and fast to assemble.

The application discloses a three-posture lower limb rehabilitation training robot, which comprises a rack, a lower limb exoskeleton device and a posture conversion device; the posture conversion device comprises a pitch adjusting electric push rod, a connecting rod, a seat plate, a back plate, a partition plate, a lifting electric push rod, a back plate connecting block, a partition plate connecting rod and a seat plate frame; the lower limb exoskeleton device comprises a guide rail, a threaded rod, a sliding block, a spring, a hip joint connecting block, an upper thigh connecting rod, a lower thigh connecting rod, an upper calf connecting rod, a lower calf connecting rod, a foot support, a hip joint motor, a hip joint speed reducer, a knee joint motor, a knee joint speed reducer, an ankle joint motor and an ankle joint speed reducer. The application can realize free switching of three postures of sitting, standing and lying without sequence limitation, and different lower limb rehabilitation training schemes can be carried out in the three postures, flexion and extension training of hip joints, knee joints and ankle joints is provided, and hip joint abduction movement without additional power assistance is provided, so that the rehabilitation training requirements of different rehabilitation stages are met.

A thigh-high sock for managing knee and ankle pain during sleep includes a sock body extending from a foot area to an upper thigh area. A first stuffing-filled pocket may be positioned near a knee area, located behind and on an inner leg side. A second stuffing-filled pocket may be positioned near an ankle area, located on a front and inner leg side. Rubber slip-strips may be positioned on an inner surface to maintain positioning during sleep movements. The pockets may include zippered closures for stuffing adjustment. The sock may accommodate various sleep positions while providing targeted cushioning support. A method includes adjusting stuffing materials and wearing the sock during sleep. A system may include left and right socks with distinct configurations for comprehensive lower extremity pain management during sleep periods.

To provide work pants capable of suppressing tightness when squatting.SOLUTION: Work pants 100 include: a first hip covering part 14; a second hip covering part 24; a first back upper thigh covering part 15; a first front lower abdomen covering part 11; and a first back lower leg covering part 16. The second hip covering part 24 is connected to the first hip covering part 14 through a crotch part 5. The first back upper thigh covering part 15 is connected to the first hip covering part 14. The first front lower abdomen covering part 11 is connected to the first hip covering part 14 through a first side part 31. The first back lower leg covering part 16 is connected to the first back upper thigh covering part 15. A first sewing line SL1 is provided between the crotch part 5 and the first side part 31. The first sewing line SL1 is formed toward the first back upper thigh covering part 15 from an upper end 14a of the first hip covering part 14.SELECTED DRAWING: Figure 2

The utility model provides a lower limbs movement intelligence electric power assisting device, including the positioning mechanism of binding in the waist, the thigh exoskeleton of binding on the upper thigh, the lower leg exoskeleton of binding on the lower leg, the foot support mechanism of binding in the foot, the positioning mechanism, the thigh exoskeleton, the lower leg exoskeleton and foot support are connected in proper order, the positioning mechanism includes the waist support, sets up the waist band on the waist support, and the waist support is bound in the waist through the waist band. The lower limbs movement intelligence electric power assisting device provided by the utility model avoids the problem of poor wearing comfort under complex motion, improves the adaptability of the device and the human body, further buffers the motion limit position between the lower leg exoskeleton and the thigh exoskeleton of the human body through rubber pad one and rubber pad two, avoids the damage of the knee part caused by the rigid contact between support plate two and support plate three in the device wearing process, and further improves the adaptability of the device.

To provide a user with a highly satisfying nap or rest when taking a nap or rest with the lower body of the user bent.SOLUTION: A support mechanism 20 for supporting a user U who takes a nap or a rest in a standing posture, includes: a first support part 210 having an inclined surface facing upward in a vertical direction and coming into contact with one or both of the knees and the lower legs of the human body from the front side of the human body to support the human body from below; a second support part 220 disposed at a position different from that of the first support part 210 when viewed in the vertical direction and coming into contact with one or both of the buttocks and the upper thighs of the human body from the back side of the human body to support the human body from below; and a third support part 230 disposed at a position higher than the first support part 210 and the second support part 220, coming into contact with the head or the upper body including the head of the human body so that the upper body of the human body is disposed to be inclined with respect to the vertical direction, and supporting the human body from at least one of the front and rear directions.SELECTED DRAWING: Figure 1D

Door hook arrangement (1) for hanging an element on a door with a clamping device (2) which can be fixed to an upper side of the door by clamping, characterized in that - the clamping device (2) comprises a clamping element (2.1, 2.1'), a clamping slide (2.2) which can be moved thereon, and a threaded rod (2.3) with an operating element (2.4) arranged at its end, where - the clamping element (2.1, 2.1') ​​has at least one upper leg (2.1.1), a leg arranged at right angles to it (2.1.2) and opposite it an adjustable leg (2.1.3), - in the adjustable leg (2.1.3) a hole (A2) with an internal thread is arranged, into which the threaded rod (2.3) can be screwed or is screwed parallel to the extension of the upper leg (2.1.1) and - the clamping slide (2.2) has a clamping leg (2.2.2) with a guide recess (A3) through which the clamping slide (2.2) is displaceable in engagement with the upper leg (2.1.1), or wherein the clamping slide (2.2) has an upper leg (2.2.1), a clamping leg (2.2.2) arranged at right angles to it, and a guide element opposite the latter, wherein a guide recess (A3) is arranged in a transition area between the upper leg (2.2.1) and the clamping leg (2.2.2) such that the clamping slide (2.2) is displaceable with its upper leg (2.2.1) resting on the upper leg (2.1.1), - wherein the leg (2.1.2) and the clamping leg (2.2.2) can be clamped against a door leaf by changing the position of the clamping slide (2.2) relative to the clamping element (2.1, 2.1') ​​by rotating the threaded rod (2.3) in the hole (A2).

A seat system for a wheelchair. The seat system comprises: a left-thigh support comprising an upper-thigh support part and a lower-thigh support part; and a right-thigh support comprising an upper-thigh support part and a lower-thigh support part; wherein the lower-thigh support part of the left-thigh support is separate to the lower-thigh support part of the right-thigh support, and either the upper-thigh support part or the lower-thigh support part of each of the left- and right-thigh supports comprises one or more first engagement members and the other of the upper-thigh support part or the lower-thigh support part of each of the left- and right-thigh supports comprises two or more second engagement members, each of the first engagement members being received or receivable between two of the two or more second engagement members such that the one or more first engagement members and the two or more second engagement members are configured to cooperate with one another in a slidable relationship, such that a length of each of the left- and right-thigh supports is adjustable.

The present invention relates to the technical field of exoskeletons, and particularly to a walking assistance device and method for a passive suspension backpack exoskeleton, including a back frame mechanism for binding to the human back and moving synchronously with the back; a sliding sleeve mechanism slidably connected to the back frame mechanism in the vertical direction to form a relative vertical displacement; the sliding sleeve mechanism includes a tray for placing a backpack and a torsion spring for storing energy by the backpack pressing down the tray; an exoskeleton thigh mechanism including an upper thigh rod for binding to the human thigh, and a steel wire rope is connected between the thigh rod and the torsion spring; a hip joint mechanism that rotates following the human hip joint, with one end connected to the back frame mechanism and the other end connected to the exoskeleton thigh mechanism; the present invention combines the backpack with the exoskeleton to assist the human body, without the need for intermediate energy conversion, and can directly use part of the energy of the backpack for human body assistance, with small energy loss.

The utility model relates to the technical field of automobile seats, in particular to a stable automobile massage seat which comprises a cushion unit and a backrest unit which are connected in an included angle variable mode, and a damping stable base is arranged below the backrest unit. The device further comprises a leg and abdomen massage device, the leg and abdomen massage device comprises a base, the single side of the base extends out to be connected with a rocker arm in a rotating mode, the front end of the rocker arm is connected with a massage arm in a rotating mode, and a vibration device and a heating device are arranged inside and outside the massage arm respectively. The stable automobile massage seat is provided with the damping and stabilizing base so that the seat can adapt to various road conditions such as bumpy road surfaces, sudden acceleration, sudden braking and sudden turning, and stable riding experience is provided for a user; the upper thighs and the abdomen of the human body can be massaged and heated, and the comprehensiveness of the massage function is improved.

The invention relates to exoskeletons for aiding people to handle loads. The present exoskeleton includes a torso section that is connected to lower limb sections by means of a hip section. A lower limb section includes a femoral portion, a knee portion and a tibial portion. The femoral portion includes an upper thigh element and a lower thigh element which are connected to one another, the lower thigh element being connected to a connecting element of the knee portion. The knee portion includes two elements connected to one another for bending of the knee portion, one of said elements being connected to the connecting element of the knee portion, and the other of said elements being connected to a connecting element of the tibial portion. The tibial portion includes an upper tibial element connected to the connecting element of the tibial portion, a shock absorber, a lower tibial element, and a foot support member. The technical result of the solution is an increase in the efficiency, reliability and manufacturability of the exoskeleton.

An assistive apparatus includes a base, a first arm provided on the base and configured to revolve around a horizontal first center axis, a second arm provided on the first arm and configured to revolve around a horizontal second center axis, a support member provided on the second arm and configured to support an upper half body of an assisted person, and a driving device configured to perform a cooperative operation of the first arm and the second arm. The first arm is configured to be located ahead of a knee bending position at which an upper thigh portion and a lower thigh portion of the assisted person bend in an initial state before execution of assistance of a standing operation.

An object of the present invention is to provide a support mechanism that allows a user to swing the upper body relative to the lower body when taking a nap or resting with the lower body bent. [Solution] The support mechanism 20 of the present invention, which supports a user U taking a nap or resting in an upright position, has a slope facing upward in the vertical direction and comprises a first support part 210 which has contact with one or both of the knees and lower legs of the human body from the front side of the human body to support the human body from below, a second support part 220 which has contact with one or both of the buttocks and upper thighs of the human body from the back side of the human body to support the human body from below, a third support part 230 which contacts at least one of the human body's upper limbs, head and upper body to support the human body from at least one of the front-to-back directions, and a swinging mechanism 90 which swings the first support part 210 and the second support part 220 around an axis CL relative to the third support part 230.

The invention discloses a pressure reduction instrument for early ground training after a femoral upper fracture operation. The pressure reduction instrument comprises an upper fixing structure, a lower fixing structure and an elastic pressure reduction supporting structure. The upper fixing structure comprises a shorts structure wrapping the skin on the outer side of the hip bone, a notch is reserved in the perineum position, the shorts structure extends from the waist to the upper portions of the thighs, and a first connecting structure connected with the elastic pressure reduction supporting structure is arranged at the waist position of the shorts structure; the lower fixing structure comprises a sleeve structure which is fixedly arranged at the position from the lower portion of the thigh to the knee joint. The upper portion of the sleeve structure is provided with a second connecting structure connected with the elastic pressure reduction supporting structure. When the legs are in a straightened state, the elastic pressure reduction supporting structure gives upward strength to the upper fixing structure and gives reverse downward strength to the lower fixing structure, and a walking aid for assisting walking is additionally arranged to reduce the activity strength of ground-descending training. By means of the arrangement, the contact pressure of the hip joint is reduced, then pressure stimulation to the bone surface is reduced, and the natural walking state of the patient going to the ground is guaranteed.

The utility model relates to protective clothing that can be used in combat conditions to protect against shrapnel. More specifically, the utility model relates to multilayered shrapnel-resistant trousers comprising an outer fabric, a lining fabric, and patch outer pockets containing protective fabric ballistic bags. The protective ballistic bags are composed of seventeen layers of para-aramid fabric and two layers of ultra-high-molecular-weight polyethylene, packaged within a waterproof fabric bag. The shrapnel-resistant trousers also contain openings and belt loops located in the upper thigh, capable of accepting tourniquet-type hemostatic tourniquets. The technical result consists in enhancing the protective properties of the shrapnel-resistant trousers without losing their versatility in combat missions. 1 c.p. 1 fig.

Techniques for monitoring fluid volume during peritoneal analysis include: continuously calculating lower abdominal fluid volume during a dwell time of a peritoneal dialysis treatment based at least on bioimpedance data from electrodes located on the patient's upper thigh; and continuously calculating intraperitoneal volume during a dwell time of a peritoneal dialysis treatment based at least on bioimpedance data from electrodes located on the patient's upper thigh and electrodes located on the patient's torso.