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194results about How to "Good wearability" patented technology

Variable stiffness lower limb external skeleton robot

The invention discloses a variable stiffness lower limb external skeleton robot which comprised a back plate, a flexible waist adjusting mechanism, hip joint mechanisms, thighs, knee joint mechanisms,shanks, ankle joint mechanisms, two driving degrees of freedom and three driven degrees of freedom. A driving control system is arranged on the back plate, the flexible waist adjusting mechanism is fixed with the back plate and connected with the thighs through the hip joint mechanisms, and the thighs are connected with the shanks and the ankle joint mechanisms through the knee joint mechanisms.According to the variable stiffness lower limb external skeleton robot, driving is performed by the aid of a variable stiffness driver, so that the robot is smooth in movement and high in safety, physical structures of lower limbs of human bodies can be effectively fitted by the aid of the two driving degrees of freedom and the three driven degrees of freedom, length adjusting mechanisms are arranged at the waists, the thighs and the shanks, so that the robot can adapt to physical sizes of different users, and the robot is wearable and has flexibility in the movement by the aid of the flexiblewaist adjusting mechanism. The robot can be applied and popularized in aspects of rehabilitation training, boosting and the like.
Owner:WUHAN UNIV

Special lower limb exoskeleton for hemiplegic patient, using method thereof and stability validation method

The invention discloses a special lower limb exoskeleton for a hemiplegic patient. The special lower limb exoskeleton for the hemiplegic patient comprises a one-sided exoskeleton leg, a supporting rod mechanism, a controller and a battery, wherein the one-sided exoskeleton leg comprises a thigh rod, a shank rod, a sole boot, a hip joint, a knee joint and an ankle joint; the supporting rod mechanism comprises a supporting rod and a telescopic rod; the thigh rod is connected with the supporting rod through the hip joint; a hip joint driving motor, a knee joint driving motor and a telescopic rod driving motor are sequentially arranged on the supporting rod from top to bottom; the hip joint driving motor is connected with the hip joint by a hip joint worm gear; the knee joint driving motor is connected with the middle part of the shank rod by a knee joint worm gear and a knee joint swinging rod; an ankle joint shock absorber is arranged between the ankle joint and the knee joint; the telescopic rod driving motor is connected with the telescopic rod by a lead screw drive structure; the controller and the battery are arranged on the supporting rod. The special lower limb exoskeleton for the hemiplegic patient has the advantages that by aiming at a unilateral lower limb hemiplegic patient, the functions of the healthy side body of the patient are fully played, and the special lower limb exoskeleton assists the patient in walking on the flat ground and walking up and down stairs; the reliability is improved, and the cost is reduced.
Owner:TAIZHOU UNIV

Preparing method of human body epidermis physiology electrode sensor

The invention belongs to the field of flexible electronics, and discloses a preparing method of a human body epidermis physiology electrode sensor. The method comprises the following steps of 1, cleaning and blow-drying a hard substrate; 2, spin-coating the hard substrate with a polyvinyl alcohol solution, and heating and curing for film formation to form a sacrificial layer; 3, installing a screen printing plate and the hard substrate on a screen printing machine; 4, coating the screen printing plate with a conductive material, and utilizing a scraper for blade coating on the surface of the screen printing plate to form a function layer of the sensor; 5, spin-coating the sacrificial layer with a flexible high polymer, and heating to cure the flexible high polymer; 6, utilizing deionized water for heating to completely dissolve the sacrificial layer, so that the human body epidermis physiology electrode sensor is stripped from the hard substrate. The sensor prepared by means of the method has good wearability, and can move along with the human body without relative displacement; on one hand, the interference of movement with signals is reduced, and dynamic monitoring can be achieved; on the other hand, the sensor is comfortable, can be worn for a long term, and can collect richer physiology signals.
Owner:HUAZHONG UNIV OF SCI & TECH

Piezoelectric-triboelectric hybrid self-driven electronic skin and preparation method thereof

ActiveCN110514326AHas shapeWith property sensingLiquid surface applicatorsFilament/thread formingHybrid typeFiber
The invention provides piezoelectric-triboelectric hybrid type self-driven electronic skin. The skin characterized in that the skin comprises a triboelectric sensing part and a piezoelectric sensing part arranged at the lower side of the triboelectric sensing part; the triboelectric sensing part comprises a flexible transparent porous electronegative film and a first flexible conductive fabric electrode arranged at the lower side of the flexible transparent porous electronegative film; the piezoelectric sensing part comprises a piezoelectric nanofiber film, a second flexible conductive fabricelectrode and a third flexible conductive fabric electrode, wherein the second flexible conductive fabric electrode and the third flexible conductive fabric electrode are arranged at the upper side and lower side of the piezoelectric nanofiber film respectively; the piezoelectric nanofiber film is obtained through an electrostatic spinning technology; and the flexible transparent porous electronegative film is of a porous structure prepared by taking a lotus leaf as a template. The multifunctional flexible self-driven electronic skin of the invention does not need to be driven by an external additional power source, and can ensure the accuracy of sensing and the wearing comfort of a human body.
Owner:DONGHUA UNIV
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