34results about How to "Difficult to repair" patented technology

A method for treating a screw-cement retained prosthesis, an abutment and an implant are disclosed. The method for treating the screw-cement retained prosthesis, which relates to an internal implant, comprises the steps of providing an abutment comprising a joining projection, repositioning the joining projection to a joining groove formed in the upper portion of a fixture, engaging the abutment to the fixture by using a screw, providing a prosthetic appliance including a screw hole, and bonding the prosthetic appliance and the abutment by interposing dental cement between the abutment and the prosthetic appliance. The present invention includes all of the advantages of screw retained prostheses and cement retained prostheses and at the same time can solve the disadvantages thereof. Using a leading inclined surface formed in the joining projection, the abutment and prosthetic appliance are easily separated from and remounted to the fixture.

A circuit apparatus of an LED vehicle lamp is disclosed. The circuit apparatus includes an input unit, an LED unit and a current limiting unit. The LED unit includes at least one light-emitting device. Each light-emitting device includes at least one LED and a protection device. The protection device and each one LED are connected in parallel. The circuit apparatus of an LED vehicle lamp protects the element of the LEDs from being damaged, increases traveling safety and simplifies maintenance.

A modular redundant power supply includes a casing, a power integration panel, a plurality of power supply modules and a power regulation module. The casing has an installation space defined into a first installation zone and a second installation zone. The power integration panel is located in the installation space. The power supply modules are installed on the first installation zone and connected to the power integration panel. Each power supply module outputs a duty power to the power integration panel after being started. The power regulation module gets the duty power from the power integration panel and regulates thereof to generate an auxiliary duty power output to the power integration panel so that the power integration panel can supply the duty power and the auxiliary duty power to an external device.

A trussed embankment dam and wall structure includes a cantilever structure group and a rod member group, and each cantilever structure of the cantilever structure group includes an anchor supporting pillar and a multidirectional connecting board. The lower portion of the anchor supporting pillar is built at a stratum or foundation to support the cantilever structure, and the upper portion of the anchor supporting pillar installs a multidirectional connecting board to a trussed joint structure. After a force is exerted to a rod member of the invention, the force is acted onto the joints of the cantilever structure and transmitted by other rod members. Therefore, each cantilever structure maximizes the supporting effect and provides a dispersive supporting type structure. Unlike the centralized supporting type truss structure, the invention uses the hollow portion of the structure and the malleability of components to create landscapes, fill soil and plant vegetation.

An anti-icing wind power blade, consisted of a wind turbine blade, wherein the wind turbine blade is provided with an anti-icing heating device, and wherein the anti-icing heating device consists of an air heating system and an electric heating system, wherein the two systems are independent from each other, without mutual interference, and heat the wind turbine blade separately or simultaneously. The air heating system and the electric heating system are both located inside the wind turbine blade, wherein the air heating system comprises an air heating control cabinet and an air heating device, and the electric heating system comprises an electric heating control cabinet and an electric heating element, the wind turbine blade is divided into a front edge and a back edge by a front edge web plate and a back edge web plate, wherein the air heating device is disposed in the back edge and the electric heating element is disposed on the outer surface of the front edge of the blade, and the air heating control cabinet and the electric heating control cabinet are disposed at the blade root. The current invention has an air heating system and an electric heating system. When the electric heating system malfunctions, the air heating system can automatically start and heat. As a result, the usage does not need to be stopped during repair, and the usage efficiency is increased, and is more appropriate for use in severe environment.

A floating eagle type wave power generating device includes an eagle-head-shaped wave absorption floating body, a ship-shaped underwater appendage and a door-shaped support arm. The eagle-head-shaped wave absorption floating body is fixedly connected with an upper end of the door-shaped support arm. A lower end of the door-shaped support arm is connected with first hinges. The first hinges are fixedly connected with the ship-shaped underwater appendage through a base. The door-shaped support arm, together with the eagle-head-shaped wave absorption floating body, can rotate around the first hinges. L-shaped underwater appendages, mounted at two ends of the ship-shaped underwater appendage, are connected with the ship-shaped underwater appendage through second hinges and can rotate around the second hinges. A main floating body is arranged above the ship-shaped underwater appendage and below the eagle-head-shaped wave absorption floating body. The ship-shaped underwater appendage is provided with buoyancy compartments and equipment compartments.

A method for treating a screw-cement retained prosthesis and an abutment are disclosed. The method for treating the screw-cement retained prosthesis comprises the steps of implanting a fixture in an alveolar bone; engaging an abutment including a first screw hole to the fixture using a screw; providing a prosthetic appliance including a second screw hole formed correspondingly to the first screw hole; and bonding the prosthetic appliance and the abutment by interposing dental cement between the abutment and the prosthetic appliance. The present invention includes advantages of a screw retained prosthesis and a cement retained prosthesis and can solve the problems of the screw and cement retained prostheses. Furthermore, in order to easily separate and remount the bonded abutment and prosthetic appliance from the fixture, an allowance groove, which may provide an allowance space, is formed in a receiving portion.

In a substrate of a liquid crystal display device which forms a bus line which three-dimensionally intersects scanning signal lines, video signal lines and an insulation layer thereon, the present invention facilitates repairs of short-circuiting between the respective signal lines and the bus line. A liquid crystal display device includes a liquid crystal panel which is constituted of a pair of substrates with liquid crystal sandwiched therebetween. Out of the pair of substrates, one substrate includes a bus line which is arranged outside a display region and is electrically connected to a first conductive layer arranged inside the display region, and a plurality of signal lines which three-dimensionally intersect the bus line by way of an insulation layer. The bus line includes opening portions outside intersecting regions where the bus line is overlapped to the signal lines as viewed in a plan view. The opening portions are arranged on both sides of each intersecting region.

A method for repairing a turbine nozzle having at least one vane disposed between an inner and an outer band. Embodiments of the method can comprise separating the inner band from the outer band and securing a replacement part to the inner band. In one embodiment, the methods accommodate replacement parts that include vanes with a base feature that comprises a non-airfoil shape and that integrates cooling features useful for operation of the turbine nozzle.

A massaging shoe and a method for manufacturing the same are provided. The massaging shoe comprises a shoe body formed by a shoe sole (10) and a shoe vamp (20) connected together, and further comprises a sock sleeve (50) detachably arranged in the shoe body, the sock sleeve (50) is provided with at least one massaging air bag (30), the shoe sole includes a shoe sole body (11) having a containing cavity and a shoe board (12) covering on the containing cavity, and the containing cavity is provided therein with an air pump (41) communicating with the massaging air bag (30) and electronic components (40) controlling the air pump (41). In the present invention, the massaging air bag (30) is arranged in the sock sleeve (50), the sock sleeve (50) is arranged in the shoe body, and the massaging air bag (30) is communicated with the air pump (41) to form a massaging shoe. Since the sock sleeve (50) is detachable, it is convenient to detach and clean the sock sleeve (50) after use; if the massaging air bag (30) is damaged, the massaging air bag (30) and the sock sleeve (50) can be replaced directly, and the shoe body does not need to be disassembled, such that it is convenient to repair; moreover, this massaging shoe is simple in manufacture, has a high machining efficiency, and has low cost.

A ballistic resistant curtain system is provided formed of a plurality of aligned ballistic material panels. Panels protect vertical surfaces, and can be reconfigured for horizontal surfaces or other oriented areas. Adjacent panels may be are aligned end to end in a butt or overlap manner, or configured to be angularly disposed toward the direction of fire such as to form a line of sight overlap. Each panel is formed of high strength fibers made from materials such as extended chain ultra-high molecular weight polyethylene. An exterior coating formed of fabric, polyurethane, or other material provides both an acoustic attenuation or sound absorbing surface as well as an aesthetic facing for providing an improved visual appearance to the area. The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.

A surgical implant for repairing a defect. The implant has a first layer and a second layer. Each layer is flexible and planar. The first layer has an inner portion remote from a periphery, and an outer portion between the periphery and the inner portion. The second layer has an inner portion remote from a periphery, and an outer portion between the periphery and the inner portion. A bottom surface of the first layer near the inner portion thereof is connected to top surface of the second layer near the inner portion thereof so that the inner portion of the top layer is fixed relative to the inner portion of the second layer and the outer portion of the first layer is moveable relative to the outer portion of the second layer.

A light-emitting display unit including first to third metal layers, first to second insulation layers and micro light-emitting devices is provided. The first metal layer has conductive patterns. The second metal layer has transfer patterns. The third metal layer has pad patterns. The second metal layer is located between the first metal layer and the third metal layer. A distribution density of the first metal layer is less than that of the second metal layer, and greater than that of the third metal layer. The first insulation layer is disposed between the first metal layer and the second metal layer. The second insulation layer is disposed between the second metal layer and the third metal layer. The micro light-emitting devices are disposed on one side of the first metal layer away from the second metal layer, and electrically bonded to the conductive patterns. A display apparatus adopting the light-emitting display unit is also provided.

The invention relates to a method for optimizing a structure of a laminated glass product, belongs to the technical field of laminated glass and solves the problem in the prior art that the dynamic failure of laminated glass cannot be effectively overcome. The method comprises the following steps of establishing a physical test model including an initial structure of a laminated glass product andan impact head; applying impacts of different speeds perpendicular to the glass plate surface to the laminated glass product through the impact head to obtain a dynamic stress intensity factor-crack tip position curve at the crack tip, and an action time of the stress wave on the crack tip; obtaining a critical conditions for dynamic cracks of the laminated glass product according to the curve andthe action time of the stress wave on the crack tip so as to obtain the speed and quality of the impact object under the critical conditions, determining whether the speed and quality meet the designrequirements, adjusting the properties and thickness of the laminated glass if not, repeating the above steps until the requirements are met, and completing the structural optimization.

A display apparatus including a circuit substrate, a plurality of light-emitting elements, an optical film, and an adhesive layer is provided. These light-emitting elements are electrically bonded to the circuit substrate. The optical film overlaps the light-emitting elements. The light-emitting elements are disposed between the optical film and the circuit substrate. The adhesive layer is disposed between the optical film and the circuit substrate, and connects the light-emitting elements and the optical film. A cavity is provided between the light-emitting elements, the circuit substrate, and the adhesive layer.

A turbine blade repair method is provided. The turbine blade repair method includes quantizing a position and a shape of a damaged portion of a turbine blade into numerical values, calculating a momentum loss of the turbine blade due to removal of the damaged portion, modeling a shape of a repair portion to replace the damaged portion so that the repair portion has the same momentum as the damaged portion, removing the damaged portion, and forming the modeled repair portion by performing an additive manufacturing at a position of the removed damaged portion.