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10 results about "Ankle" patented technology

The Ankle, or the talocrural region, is the region where the foot and the leg meet. The ankle includes three joints: the ankle joint proper or talocrural joint, the subtalar joint, and the inferior tibiofibular joint. The movements produced at this joint are dorsiflexion and plantarflexion of the foot. In common usage, the term ankle refers exclusively to the ankle region. In medical terminology, "ankle" (without qualifiers) can refer broadly to the region or specifically to the talocrural joint.

Massager and massaging method

InactiveUS20050159688A1Roller massageSuction-kneading massageMassageHand arm
This invention relates to a massager and a massing method. There has been known a conventional leg massager described in Japanese Utility Model Registration No. 3043777. However, there are great differences between individuals in their configurations of the legs, i.e. the above-knee and below-knee parts. Specifically, the shape of the leg portion from ankle to calf of leg differs greatly in individuals, the conventional massager has suffered a disadvantage such that it is difficult to massage the whole leg sufficiently with a single roller and the work becomes onerous where changing the roller in accordance with the shape of the leg. In the light of the foregoing disadvantages of the conventional massager, the present invention was made to provide a massager comprising stays connecting a plurality of rollers, and operating parts extending longitudinally from the stays. With the massager, a massage can be applied to the arm or leg of a user by handling the operating parts extending so as to incline the stays for adjusting the inclination of the stays, consequently to allow the rollers to conform to the shape of the arm or leg and exert massaging pressure on the arm or leg while rotating the rollers along the arm or leg without weakening the massaging pressure. Thus, the massage can be given to the entire aim and leg of the user in an unrestrained operation without restricting the posture of the user being massaged with the massager. In order to solve all of the conventional problems imposed by the conventional massagers, according to the present invention there is provided a massager comprising stays, operating parts formed on the stays, and roller means comprising a plurality of rollers, which are rotatably supported by the stays for holding an arm or leg between the rollers and adjustable in distance therebetween by handling the operating parts to change the inclination of the stays. That is, smooth rolling pressure can readily be given to the arm or leg by handling the operating parts to allow the rollers to conform to the configuration of the arm or leg and rotating the rollers along the arm or leg held between the rollers, while varying the inclination of the stays to adjust the distance between the rollers.
Owner:SAKAMOTO FUMIE +4

Single-leg structure for wheel-legged type robot in leg-arm mixing operation

InactiveCN105109572AEasy to operateHigh output degrees of freedomVehiclesLeg typeTransmitted power
The invention discloses a single-leg structure for a wheel-leg type robot in leg-arm mixing operation. A cockroach is simulated by applying bionic mechanism principles, and front three joints, namely a buttock joint, a hip joint and a knee joint, are arranged; rear three operating joints are respectively a first ankle joint, a second ankle joint and a third ankle joint; steering engines of the three front joints are directly connected with femur parts and drive the femur parts to rotate; a driving motor of the first ankle joint also adopts a direct-driving manner; for the rear two joints, because of the limit to the total length of a single leg and a demand for preventing motion interference, the second ankle joint is driven by adopting worm wheels and a worm; the third ankle joint uses gears to transmit power; a rolling wheel is arranged between the knee joint and the first ankle joint, and the switchover between a wheel rolling mode and a walking mode can be realized. The single-leg structure disclosed by the invention has the advantages that a tail end can form various postures, and many postures can be adopted when the robot stands or walks; whether the robot performs single-leg-arm mixing operation or double-leg-arm coordination, many route planning methods can be selected, and the flexibility is high.
Owner:BEIHANG UNIV

Automatic foot stress balancing device for intelligent robot

InactiveCN107554639ASlow down the turning speedImprove stabilityVehiclesDamping functionEngineering
The invention discloses an automatic foot stress balancing device for an intelligent robot. The automatic foot stress balancing device comprises an ankle and a planta. Foot plate connecting shafts arearranged in one ends of foot plates in an embedded mode, the middles of the foot plates are tightly welded to supporting rods correspondingly, the supporting rods are fixedly connected with one endsof supporting rod connecting blocks correspondingly, and one ends of sub supporting rods are tightly welded to the other ends of the supporting rod connecting blocks correspondingly; the other ends ofthe sub supporting rods are fixedly connected with one sides of sliding blocks correspondingly, the tops of the sliding blocks are tightly welded to the bottom ends of main springs, the top ends of the main springs are tightly welded to the upper end of the interior of the ankle, when one side of the robot bears force and tilts, one ends of the foot plates are pressed, pressure enables the sub supporting rods to push the sliding blocks to move upwards through the supporting rods and the supporting rod connecting blocks so that the main springs can be pushed to compress upwards, the springs have shock absorbing and damping functions, so that the turnover speed of the foot plates is decreased, and the smoothness of the robot in the walking process is improved.
Owner:刘哲

Static loading test device for prosthetic ankle and foot structure

The invention discloses a static loading test device for a prosthetic ankle and foot structure. The static loading test device comprises a linear motor, a lead screw, an upper limit switch, a lower limit switch, a pressure sensor, a loading portion, a clamp horizontal adjusting knob and a clamp vertical angle adjusting knob; the output end of the linear motor is connected with the lead screw; thelead screw is in engaged connection with the loading portion through screw threads; the upper portion of the loading portion is connected with the pressure sensor; the prosthetic ankle and foot structure is arranged below the loading portion; the prosthetic ankle and foot structure is installed on a clamp; the clamp is provided with the clamp horizontal adjusting knob and the clamp vertical angleadjusting knob; the upper portion and lower portion of one side of the lead screw are respectively provided with the upper limit switch and the lower limit switch; and a control box is below the clamp. With the static loading test device for the artificial ankle and foot structure of the invention adopted, the static structural performance and static damage performance of the prosthetic ankle andfoot structure can be detected. The static loading test device for the prosthetic ankle and foot structure has the advantages of simple structure, convenient operation, high safety, high reliability and good experimental analysis effect.
Owner:SHANGHAI UNIV OF MEDICINE & HEALTH SCI

Tongue with protection lining

InactiveCN102379489AReduce your weightPlay a breathable roleUpperBootlegsShoe lacesEngineering
The invention discloses a tongue with a protection lining, which comprises a tongue lining and a tongue surface which is sewn with the periphery of the tongue lining together, wherein a protection lining matched with the tongue in shape is arranged between the tongue lining and the tongue surface, air holes are arranged in the protection liner sheet, an interlayer is arranged between the protection liner sheet and the tongue surface, and the protection liner sheet is an EVA (ethylene vinyl acetate) protection liner sheet. The invention has the advantages that because the EVA protection liner sheet is arranged in the interlayer and the tongue lining, the impact of the pressure of shoe laces to the instep and the ankle can be counteracted, the weight of the protection liner sheet can be lightened due to the arrangement of the air holes, and the ventilation function is achieved. The tongue has a simple structure and better properties such as buffering, shock-absorbing, heat-insulating, softness, good elasticity and the like, thereby playing a role in protecting the instep and the ankle.
Owner:JIHUA 3515 LEATHER & SHOES
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