42results about How to "Difficult to replace" patented technology

An object is to provide a space providing system that can be flexibly adapted to a modification to the configuration of a space structure in accordance with the intended purpose of a conference or exhibition and to replacement or addition of an information apparatus. In a space structure constructed by joining one or more post members extending upwardly from the floor and one or more horizontal beams extending parallel to the floor, connection means that can be fixed at a desired position is provided, by which a service providing apparatus is connected to the space structure. In addition, a space management server that detects and manages a service provided by the service providing apparatus is provided.

A battery cover latching assembly (50) is for a portable electronic device (100) including a housing (20), a first cover (10) configured for attaching to a first side of the housing, and a second cover (30) configured for attaching to a second side of the housing. The battery cover latching assembly includes a locking portion (131) and a latch (342). The locking portion is formed on the first cover. The latch is formed on the second cover. The latch includes a body (343) and a button portion (344) extending from the body. The body is engageable with the locking portion so as to lock the first cover and second cover with each other. The button portion is configured so as to be retained by the housing, and is operable to deform the body of the latch so as to unlock the first cover and the second cover.

The invention provides a replaceable energy consumption connecting assembly for connecting a fabricated frame beam column. According to the technical scheme, a replaceable energy consumption assembly is arranged at the connecting position of the fabricated frame beam column and consists of an energy consumption steel rod, a constraint part and a connecting part, one end of the replaceable energy consumption assembly is connected with a node anchor steel bar embedded into the column, and the other end of the replaceable energy consumption assembly is connected with a beam-end longitudinal steel bar embedded into a beam. Under an earthquake effect, the energy consumption steel rod yields prior to other members and parts and utilizes plastic hysteresis to consume earthquake energy. The replaceable energy consumption connecting assembly is used for connecting the fabricated frame beam column, can induce the plastic damage of the structure in a middle earthquake and a large earthquake to be concentrated on the energy consumption steel rod, the damage of abeam column member can be avoided while the seismic ductility of the structure is improved, and the structure can be rapidly repaired after the earthquake in a simple energy consumption part changing mode, so that the structure repair efficiency after the earthquake is remarkably improved. The application of the replaceable energy consumption connecting assembly meets the industrialization development requirements of buildings.

Disclosed is a method for tuning an antenna module in a portable wireless terminal and built-in antenna module using the same. According to the method and built-in antenna module, the built-in antenna module is provided with a plate type radiator defining a slot with a predetermined width to form a pattern. The plate type radiator is provided with downwardly protruded feed and ground pins that are spaced apart, and at least one passive element having a predetermined value is connected to the radiator to optimally tune the antenna module. Therefore, various frequency response properties of the built-in antenna module can be attained by altering such a passive element as a variable design parameter without changing the radiator. Also, this construction can take the place of a matching circuit in a signal line, such that radiation performance can be increased without insertion loss.

A leaf spring attachment for connecting a leaf spring to an axle or frame of a motor vehicle includes a clamp to maintain the leaf spring under tension between elastomer bodies. At least one of the elastomer bodies is connected to the leaf spring by a material joint. The clamp is split to define an upper clamp member and a lower clamp member in opposition to the upper clamp member. The upper clamp member has a U-shaped configuration to embrace a topside and opposite length sides of the leaf spring. The lower clamp member includes a plurality of retention plates in spaced-apart relationship for connection with the axle by material joint. Screw fasteners are provided to secure legs of the upper clamp member to the lower clamp member.

The invention discloses an underwater inclined pulling type suspension tunnel structure. An underwater suspension tunnel, a pair of bank docking structures, an inhaul cable anchoring system, a buoyantweight ratio adjusting system, an anti-collision warning system and an escape system are included. A pair of bank docking structures are located on bank slopes on the two sides correspondingly and connected between the two ends of the underwater suspension tunnel and a pair of land area slope tunnels. The underwater suspension tunnel is formed by connecting a plurality of sections of pipe joints.A both-way single cable face or both-way double cable faces are adopted in the inhaul cable anchoring system, and four inhaul cable receiving wells, four inhaul cable steering piers, an inhaul cablerampway and a plurality of stay cables are included. The buoyant weight ratio adjusting system comprises a tunnel pipe joint inner buoyant weight ratio adjusting device and a bank docking structure inner buoyant weight ratio adjusting device. The anti-collision warning system comprises a warning float device and an underwater warning anchor cable device. The escape system comprises an automatic alarming system, an escape time delay system and an escape path. The underwater inclined pulling type suspension tunnel structure is more reasonable in stress, and influences from construction period unfavorable sea conditions are lowered.

An elastic sheet structure includes an elastic body and a conductive body. The elastic body is capable of elastic deformation, and the conductive body includes a main body, a first elastic arm, and a second elastic arm. The main body is installed into the elastic body; the first elastic arm and the second elastic arm are connected at opposite sides of the main body and extend out from two opposite ends of the elastic body. The first elastic arm is capable of electrically connecting to ground to conduct away static electricity through the second elastic arm, the main body, and the first elastic arm. An electronic device employing the elastic sheet structure is also described.

A cutting tool, a mounting bracket for the cutting tool, and a rotatable cutting head are provided. The cutting tool includes a saddle portion configured to be secured to a mounting bracket, an aperture extending through the saddle portion, and at least one cutting bit attachment portion. The mounting bracket includes a base having a receiving slot configured to receive a cutting tool, a threaded recess extending at least partially through the base, and a curved bottom surface corresponding to a curvature of a cutting drum. The rotatable cutting head comprises a drive shaft connectable to a drive motor, a drum portion coupled to the drive shaft, the drum portion having a curved outer surface, a plurality of mounting brackets secured to the curved outer surface, and at least one cutting tool having at least one cutting bit attachment portion removably secured to at least one of the mounting brackets.

A multi-function peripheral mainly includes a casing, a scanning module and an inkjet printing module. The scanning module is located on the top side of the casing, including a scan platform and a dynamic scanning unit for capturing image data. The inkjet printing module is located below the scan platform and includes a dynamic printing unit for moving an ink cartridge to perform printing operations. The moving path of the ink cartridge is substantially normal to the longitudinal axis of the scan platform. When the ink cartridge is moved to a cartridge replacing position located on a distal end of the dynamic printing unit, it escapes from under the scan platform to facilitate cartridge replacement operations.

A spinning nozzle which has a perforated part in which ejection holes have been arranged in a density as high as 600-1,200 holes / mm2. This process for producing a fibrous bundle comprises ejecting a spinning dope having a viscosity as measured at 50° C. of 30-200 P from the ejection holes of the spinning nozzle to produce a fibrous bundle. This fibrous bundle has a single-fiber fineness of 0.005-0.01 dtex. By the wet-process direct spinning, a mass of nanofibers which are stably uniform and continuous can be produced at a high efficiency.

The invention discloses an inclined pull anchor type floating tunnel structure extended by relay of artificial islands. The inclined pull anchor type floating tunnel structure comprises a pair of shore connecting structures, a submerged floating tunnel, the multiple relay artificial islands and a cable anchor system. The pair of shore connecting structures is connected with the two ends of a submerged floating tunnel and is connected between a pair of land-domain ramp tunnels. The submerged floating tunnel is formed by connecting multiple sections of pipe sections; and the relay artificial islands are arranged at intervals in the axis direction of the submerged floating tunnel, so that the whole submerged floating tunnel is divided into a plurality of span-floating tunnels. The cable anchor system comprises a plurality of pairs of cable anchor artificial islands and a plurality of sets of stay cables. The cable anchor artificial islands are arranged in the middle-span positions of twosides of each span-floating tunnel; and each set of stay cables is arranged between each span-floating tunnel and each pair of inhaul cable anchor artificial islands; and a set of island wall inhaul cable pipelines, inhaul cable protective sleeves, a set of inhaul cable steering piers, a cable ramp and a cable anchor pier are arranged on each cable anchor artificial island. The floating tunnel structure enables the length of the submerged floating tunnel to be greatly improved.

An elastic sheet structure includes a plate portion, two wedged portion formed at opposite sides of the plate portion, and a latching portion formed another side of the plate portion. The wedged portion and the latching portion can be formed by bending two extending portions of the plate portion downwardly, the wedged portion is used to resist with a circuit board, the latching portion is for insertion into a hole of the circuit board to latch with the circuit board.

A shaft sealing device whose parts can be produced and assembled on a material-by-material basis to enable cost of the parts to be reduced and in which the parts can be disassembled on a material-by-material basis to enable the materials to be reused. A shaft sealing device (1) is composed of a seal section (2), a reinforcement ring (5), and a seal sleeve (10). The seal section (2) is made from a rubber-like elastic material and has a fitting section (4) sealingly fittable on a hole forming surface of a housing (60); a fitting recess section (4B) formed in a region that is from a side surface on the opposite side of to-be-sealed fluid (L) of the fitting section (4) to the to-be-sealed fluid (L) side; an annular seal lip (3) provided on the inner periphery of the fitting section (4); and a seal surface (3A1) provided inside the seal lip (3). The reinforcement ring (5) has a reinforcement section (5) removably fitted in the fitting recess section (4B) of the fitting section (4) and a support section (5B) for supporting the back side of the seal lip (3). The seal sleeve is made from metal or resin and has a sliding seal surface (10D) capable of sliding while in intimate contact with the seal surface (3A1); a first stopper (10A) capable of engaging with the seal lip (3), at one end of the sliding seal surface (10D); a second stopper (10B) capable of engaging with the support section (5B), at the other end, which is on the opposite side of the one end, of the sliding seal surface (10D); and an intimate contact fitting surface (15) sealingly fitting on a rotating shaft (50).

A freestanding, frameless greenhouse (1), the greenhouse comprising a plurality of transparent panels (2, 3, 4, 5) which are fastened together by a plurality of connectors (14) to form a wall (2, 4) and a roof (5), wherein the wall and roof enclose an interior.

The invention relates to a tool that is intended for cyclo-palloid gear hobbing and includes a head (1) and a plurality of milling inserts (2) protruding from a front side (4) of the same. The milling inserts are mounted - suitably two by two - in chip removal units (3) that are detachably connected to the head. The individual milling insert (2) is clamped by means of a wedge (19) and a screw (20) easy to access, the wedge (19) acting tangentially against the milling insert behind which there is a robust tangential support in the form of a shoulder (56). By said wedge clamping of the milling insert, there is gained that the milling inserts can be mounted and dismounted in a simple way, as well as that each group of wedge+milling insert+tangential support can be located tangentially and thereby efficiently carry the cutting forces acting on the milling insert. In further aspects, the invention relates in addition to an insert holder as such intended for the tool, a chip removal unit in the form of an insert holder equipped with a milling insert, as well as an insert kit.

An elastic sheet structure includes an elastic body and a conductive body. The elastic body is capable of elastic deformation, and the conductive body includes a main body, a first elastic arm, and a second elastic arm. The main body is installed into the elastic body; the first elastic arm and the second elastic arm are connected at opposite sides of the main body and extend out from two opposite ends of the elastic body. The first elastic arm is capable of electrically connecting to ground to conduct away static electricity through the second elastic arm, the main body, and the first elastic arm. An electronic device employing the elastic sheet structure is also described.

A reinforcing ring applicator is provided to receive cartridges of reinforcer rings for applying flat, adhesive-coated annular reinforcement rings onto sheets of material about perforations which have been formed in the sheets of material. The reinforcer ring cartridge is a disposable item comprised of an annular backing member releaseably attachable to the reinforcing ring applicator. A reinforcing ring mounting post is frictionally engaged in a central aperture in the annular backing member. The reinforcer mounting post has a cylindrical, corrugated exterior surface and a lower tip formed with a plurality of separate, downwardly and radially inwardly directed, resilient deflectable fingers projecting therefrom. A plurality of flat, annular reinforcing rings are stacked one atop another and are releaseably and frictionally engaged with the mounting post by the corrugations thereof. By pressing downwardly on a plunger of the applicator, the reinforcer ring cartridge backing plate and the reinforcing rings therebeneath are pushed downwardly relative to the reinforcing ring mounting post. The lowermost reinforcing ring is thereupon attached to the upper surface of a flat sheet of material, with the remaining reinforcing rings being shifted longitudinally in incremental steps toward the lower tip of the reinforcer mounting post.

Disclosed is a substrate treating method for performing a heat treatment of a substrate in a heat treating space. The method includes a loading step of loading the substrate on support pins, an exhaust step of exhausting gas within the heat treating space, an inert gas supply step of supplying inert gas into the heat treating space, an under-substrate space gas discharging step of discharging gas within an under-substrate space between the substrate and the top face of the heat treating plate, and a heat treating step of retracting the support pins into the heat treating plate, and performing the heat treatment of the substrate placed on the top face of the heat treating plate in the heat treating space.

The present invention proposes and invents a replaceable energy-dissipating connection assembly applied to the beam-column connection of the assembled frame. It is composed of rods, restraining parts and connecting parts. One end is connected to the node anchor reinforcement embedded in the column, and the other end is connected to the beam end longitudinal reinforcement embedded in the beam. Under the action of earthquake, the energy-dissipating steel bar yields before other components and components and uses plastic hysteresis to dissipate the seismic energy. This kind of replaceable energy-dissipating connection component is used for the connection of prefabricated beams and columns in prefabricated frame structures. It can induce the plastic damage of the structure to concentrate on the energy-dissipating steel rods under moderate and large earthquakes, and can improve the seismic ductility of the structure while avoiding the damage of beams and columns. For component damage, the structure can be quickly repaired by simply replacing energy-consuming components after an earthquake, so that the post-earthquake repair efficiency of the structure is significantly improved. The application of replaceable energy-consuming connection components meets the requirements of building industrialization development.

A structure is mounted in a gun barrel and includes an adjustment assembly arranged at a front end of the gun barrel, a connection tube arranged in the gun barrel in abutting engagement with the adjustment assembly to be driven by the adjustment assembly for movement, a plurality of thread sections formed on the adjustment assembly and in threading engagement with the gun barrel for fine adjustment of the adjustment assembly, at least one transmission sleeve arranged at one end of the connection tube that is distant from the adjustment assembly, and a press-down member arranged at one side of the transmission sleeve to be abutted on by the transmission sleeve for pressing inwardly of the gun barrel.

The invention relates to a modularized high-power LED (light emitting diode) lamp naturally dissipating heat by utilizing air flow. The LED lamp comprises an LED module, a driver and a lamp frame, wherein the lamp frame is fixed with the LED module and the driver and is provided with an installation interface; one lamp can be composed of one or more LED modules; each LED module is provided with a negative camber with luminous intensity distribution; the driver outputs in a multipath constant current mode; the output of each path is connected with one LED module through a water joint; the lamp frame can only be in a frame structure which can fix the LED module and the driver and can be arranged outside, or can be in a frame structure which is provided with an outer cover and the like; and no matter the lamp frame is provided with the outer cover or not, the lamp is internally provided with a passage for air flow to go up so as to be convenient to dissipate heat. In the invention, the high-power white lamp LED is taken as a light source, and the negative camber with luminous intensity distribution is adopted to meet the luminous intensity distribution requirement of the lamp and the requirement of grade of IP protection so as to greatly reduce the design requirement and mounting difficulty of the lamp; and the passage for the air flow to go up in the lamp enables the air flow to form a heat dissipating passage, thereby greatly improving the radiating efficiency and ensuring the LED to work in a proper temperature range.

A cutting tool, a mounting bracket for the cutting tool, and a rotatable cutting head are provided. The cutting tool includes a saddle portion configured to be secured to a mounting bracket, an aperture extending through the saddle portion, and at least one cutting bit attachment portion. The mounting bracket includes a base having a receiving slot configured to receive a cutting tool, a threaded recess extending at least partially through the base, and a curved bottom surface corresponding to a curvature of a cutting drum. The rotatable cutting head comprises a drive shaft connectable to a drive motor, a drum portion coupled to the drive shaft, the drum portion having a curved outer surface, a plurality of mounting brackets secured to the curved outer surface, and at least one cutting tool having at least one cutting bit attachment portion removably secured to at least one of the mounting brackets.

The invention discloses a cleaning device for a glass shell of a bus stop board. According to the cleaning device, a drainage mechanism is arranged at the bottom of one side of a support, first mounting grooves are formed in the two sides of the support, a bus information board is arranged on one side of the inner wall of each first mounting groove, a glass window is arranged on the side, away from the corresponding bus information board, of each first mounting groove, a water storage groove is formed in the top of the support, a rain receiving plate is fixedly connected to the top of the support, a spraying device is arranged at the bottom of the water storage tank, a cleaning mechanism is arranged on one side of the glass window, a moving plate is arranged on the side, away from the cleaning mechanism, of each first mounting groove, and elastic blocks are fixedly connected to the sides, close to the two ends of the first mounting grooves, of the moving plates. The invention relates to the field of tools used for cleaning bus stop boards. According to the cleaning device for the glass shell of the bus stop board, the glass shell can be cleaned without workers, the labor intensityof people is greatly lowered, accidents caused to workers during work are prevented, water in the bus stop board can be effectively drained in time, and the corrosion speed of the bus stop board is greatly decreased.

A wearable device and an electrical connector with magnetic attraction are provided. The wearable device includes a first body and a second body. The first body has a first pivotal structure and two inner walls respectively provided with a first magnetic attraction member and a plurality of first terminal structures. The second body has a second pivotal structure, and is provided with a second magnetic attraction member and a plurality of second terminal structures. When the second pivotal structure is pivotally connected to the first pivotal structure, the second body is rotatable relative to the first body, and the first and second magnetic attraction members are moved by following the first and second bodies. When the first and second magnetic attraction members are magnetically attracted to each other so as to fix the first body and the second body, the first terminal structures contact the second terminal structures.