Abstract: Provided are a method for manufacturing a fiber-reinforced resin composite, a fiber-reinforced resin composite manufactured by the manufacturing method, and a molded product, the method comprising the steps of: spinning a fiber filament; coating a surface of the fiber filament by spraying an impregnation resin emulsion onto the spun fiber filament; and forming a fiber strand by bundling the surface-coated fiber filament.

Abstract: An under-actuation type gripper capable of gripping asymmetrical objects is provided. The under-actuation type gripper may include: a frame providing a base surface; at least two or more finger portions provided on the frame in a form of facing each other and having a finger tip at an end; and a driving portion mounted onto the frame and configured to provide a driving force to the finger portion so as to grip an object to be gripped, wherein the finger portion includes: a first link installed between the driving portion and the finger tip, providing a contact surface for the object to be gripped, and having at least one joint portion; a second link connected to longitudinal upper and lower ends of the first link and forming a trapezoidal link mechanism with the first link; and a third link connected to longitudinal upper and lower ends of the first link, forming a double parallelogram link mechanism with the first link in a longitudinal direction of the first link, and being unlocked from the second link.

Abstract: A vascular intervention procedure device is provided. The vascular intervention procedure device includes a platform, a catheter module rotating a catheter, and a guide wire module rotating a guide wire. The platform includes a base frame, a first transferring portion transferred with respect to the base frame in a front and rear direction, a second transferring portion transferred with respect to the base frame in the front and rear direction independently of the first transferring portion in rear of the first transferring portion, and a third transferring portion transferred with respect to the base frame in the front and rear direction independently of the first and the second transferring portions in rear of the second transferring portion. The catheter module is separably coupled to the first transferring portion. The guide wire module is separably coupled to the second transferring portion or the third transferring portion.

Abstract: A vascular interventional surgery robot having a multi-contact plate is provided.

Abstract: The present invention comprises a plurality of flexible tubes, wherein each of the plurality of flexible tubes includes at least two steering wires linearly arranged therein in the longitudinal direction thereof so as to transfer an operating force applied to one longitudinal end thereof to an end effector connected to the other longitudinal end thereof, and the number of the provided flexible tubes is at least two, and the at least two flexible tubes may be twisted in a spiral shape along the longitudinal direction thereof to form a flexible tube group.

Abstract: A procedure tool module for a vascular intervention procedure device is provided. The procedure tool module is coupled to a platform, which transfers at least one of a catheter, a guide wire, a micro catheter, and a micro guide wire in a front and rear direction and generates rotation power for rotating the same about a rotation axis of the front and rear direction. The procedure tool module supports a procedure tool which is one of the catheter, the guide wire, the micro catheter, and the micro guide wire. The procedure tool module includes a module housing separably coupled to the platform, and a driven gear rotatably disposed in the module housing and coupled to the procedure tool. The driven gear is driven by the rotation power from the platform and rotates the procedure tool about the rotation axis.

Abstract: A vascular intervention procedure device is provided. The vascular intervention procedure device includes a platform, a catheter module rotating a catheter, and a guide wire module rotating a guide wire. The platform includes a base frame, a first transferring portion transferred with respect to the base frame in a front and rear direction, a second transferring portion transferred with respect to the base frame in the front and rear direction independently of the first transferring portion in rear of the first transferring portion, and a third transferring portion transferred with respect to the base frame in the front and rear direction independently of the first and the second transferring portions in rear of the second transferring portion. The catheter module is separably coupled to the first transferring portion. The guide wire module is separably coupled to the second transferring portion or the third transferring portion.

Abstract: A vascular intervention procedure device is provided. The vascular intervention procedure device includes a base frame, a transfer module, and first and second procedure tool modules. The transfer module is transferred in a front and rear direction along the base frame. The first procedure tool module is coupled to the transfer module so as to be transferred with respect to the base frame in the front and rear direction, and rotates a first procedure tool, which is a catheter, about a rotation axis of the front and rear direction. The second procedure tool module is coupled to the transfer module so as to be transferred with respect to the base frame in the front and rear direction independently of the first procedure tool module, and supports a second procedure tool which is a guide wire or a micro catheter inserted into the catheter.

Abstract: According to a disclosed embodiment, a vascular interventional surgery device includes: a fixed frame; a steering assembly coupled to the fixed frame so as to be rotatable about a first axis, and including a first introduction/discharge port aligned on the first axis; and a drum assembly coupled to the steering assembly so as to be rotatable about a second axis extending in a direction that is transverse to the first axis, including a rotation unit configured to allow a flexible wire-type or tubular surgical tool that is insertable into a vessel to be wound in a circumferential direction about the second axis, and configured to guide the surgical tool such that the surgical tool is withdrawn outward or inserted inward through the first introduction/discharge port when the rotation unit rotates about the second axis.

Abstract: A heat exchanger according to a concept of the disclosure includes an inlet pipe, an outlet pipe, and a connecting pipe connecting a first header to a second header, to perform heat exchange while a refrigerant flows in one direction of a up direction or a down direction in the heat exchanger to thereby improve circulation of the refrigerant, wherein each of the first header and the second header includes a plurality of partitioned chambers therein to distribute the refrigerant several times according to a flow of the refrigerant passing through each chamber, thereby improving distribution and mixing of the refrigerant.

Abstract: A vascular intervention robot having a line-contact roller mechanism is provided. The vascular intervention robot having a line-contact roller mechanism comprises: a roller module for translating a medical wire; and a rotation module for axially rotating the medical wire by rotating the roller module. The roller module can comprise: a translational motor providing a translational driving force for translating the medical wire; at least one drive roller receiving a translational driving force from the translational motor, arrayed in the length direction of the medical wire, and rolling-contacted with the lower part of the medical wire; and a guide roller provided in a number corresponding to the drive roller, arrayed above the drive roller and in the length direction of the medical wire, shifted to one side in the length direction of the medical wire with respect to the drive roller, and rolling-contacted with the upper part of the medical wire.

Abstract: A multilayer electronic component according to some embodiments of the present disclosure includes: a body including a dielectric layer and an internal electrode alternately disposed with the dielectric layer; and an external electrode disposed on the body, wherein a ratio of the number of dielectric grains having a size of 100 to 250 nm included in the dielectric layer is 55% or more with respect to a total number of the dielectric grains included in the dielectric layer.

Abstract: Disclosed herein is a mobile massage device including a moving part configured to move the mobile massage device while a position of the mobile massage device is changed, a connector directly mechanically coupled to the moving part, and a massage part that is directly mechanically coupled to the connector and performs a massage service by interlocking with the moving part. Disclosed herein are a mobile massage device and a method for controlling thereof. The control method of the mobile massage device may include massage preparation operation (a) before performing a massage with the mobile massage device, massage part operation (b) of performing the massage, moving part operation (c) of moving the mobile massage device, remote control operation (d) of controlling the mobile massage device from the outside of the mobile massage device, and an operation of determining optimal massage using one or more among operations (a) to (d).

Abstract: A dielectric ceramic composition and a multilayer ceramic capacitor comprising the same are provided. The dielectric ceramic composition includes a BaTiO3-based base material main ingredient and an accessory ingredient, where the accessory ingredient includes dysprosium (Dy) and cerium (Ce) as first accessory ingredients. A total content of Dy and Ce is greater than 0.25 mol % and equal to or less than 1.0 mol % based on 100 mol % of the base material main ingredient.

Abstract: A dielectric ceramic composition and a multilayer ceramic capacitor comprising the same are provided. The dielectric ceramic composition includes a BaTiO3-based base material main ingredient and an accessory ingredient, where the accessory ingredient includes dysprosium (Dy) and cerium (Ce) as first accessory ingredients. A total content of Dy and Ce is greater than 0.25 mol % and equal to or less than 1.0 mol % based on 100 mol % of the base material main ingredient.

Abstract: A multilayer ceramic capacitor includes a ceramic body including first and second surfaces opposing each other, and third and fourth surfaces connecting the first and second surfaces, a plurality of internal electrodes disposed inside the ceramic body, exposed from the first and second surfaces, and having an end exposed from the third surface or the fourth surface, and a first side margin and a second side margin respectively disposed on the first and second surfaces, from which end portions of the plurality of internal electrodes are exposed. The first and second side margins include a base material powder of a barium titanate-based base powder and a subcomponent. The subcomponent includes terbium (Tb) as a first subcomponent including a lanthanide rare earth element, and a content ratio of the terbium (Tb) to a content of the first subcomponent (RE) excluding the terbium (Tb) satisfies 0.110?Tb/RE?2.333.

Abstract: Proposed is a method of manufacturing a piezoelectric composite material. The method includes the steps: wet mixing the ceramic powder, the polymer binder, the plasticizer, and the solvent for 4 to 72 hours to produce the mixed slurry, in which the amount of the polymer binder in the mixed slurry is 3 to 10 parts by weight, the amount of the plasticizer is 0.1 to 3 parts by weight, and the amount of the solvent is 30 or more to less than 50 parts by weight, based on 100 parts by weight of the ceramic powder in the mixed slurry; introducing the mixed slurry into a tape casting process to produce a piezoelectric composite sheet; drying and molding the piezoelectric composite sheet in a roll-to-roll process to form a molded piezoelectric composite sheet; laminating and compressing piezoelectric composite sheets molded to produce piezoelectric composite sheet laminates; and cutting the piezoelectric composite sheet laminate into the desired shape and size.

Abstract: A locking apparatus of a buckle of a seat belt for vehicles includes a sector gear bracket configured to be integrally coupled to a rear pipe which is coupled to a seat cushion frame, wherein the sector gear bracket has: an arc-shaped locking hole; and a sector gear arranged along the locking hole as an internal gear; a pole bracket located at one side of the sector gear bracket, wherein the pole bracket has a shaft part which is configured to pass through the locking hole and the seat cushion frame and then be integrally coupled to a lower end of the buckle; and a lock gear arranged on the pole bracket as an external gear.

Abstract: A multilayer ceramic capacitor includes a ceramic body including first and second surfaces opposing each other, and third and fourth surfaces connecting the first and second surfaces, a plurality of internal electrodes disposed inside the ceramic body, exposed from the first and second surfaces, and having an end exposed from the third surface or the fourth surface, and a first side margin and a second side margin respectively disposed on the first and second surfaces, from which end portions of the plurality of internal electrodes are exposed. The first and second side margins include a base material powder of a barium titanate-based base powder and a subcomponent. The subcomponent includes terbium (Tb) as a first subcomponent including a lanthanide rare earth element, and a content ratio of the terbium (Tb) to a content of the first subcomponent (RE) excluding the terbium (Tb) satisfies 0.110?Tb/RE?2.333.

Abstract: A stack-type piezoelectric element is implemented with a reduced capacitance value without a reduction in displacement amount. The stack-type piezoelectric element includes a piezoelectric layer formed of a piezoelectric material, and electrode layers formed in and on the piezoelectric layer and including at least one internal electrode layer formed inside the piezoelectric layer. Each of the at least one internal electrode layer includes a plurality of split electrodes that are separated and arranged in a longitudinal direction. A piezoelectric actuator including the stack-type piezoelectric element is also provided.