1176 results about "Load bearing" patented technology

Examples of a self-supported device for guiding motions of a target joint of a target body are disclosed. The device comprises a motion generator, a motion transfer system, a target body interfacing system, a load bearing system and a controller. The load bearing system comprises a plate connected to the motion transfer system and a network of joints and links configured to constrain the plate to rotate in three dimensions about a center of rotation of the load bearing system. A position of the center of rotation of the load bearing system being adjustable by adjusting a connection point between the links. The plate of the load bearing system is connected to an adjustable target body interfacing system that is configured to be mounted to the target body. The center of rotation of the load bearing system coincides (or nearly coincides) with a center of rotation of the target joint of the target body.

Provided in the present application are an energy storage device and an energy storage system. The energy storage device comprises a first compartment and a battery device, wherein the first compartment comprises a first top wall and a first side wall connected to each other; the first top wall is provided with an exhaust mechanism, which can communicate the interior of the first compartment with the outside; and the first compartment accommodates the battery device. Since the first side wall mainly plays a role in supporting and load bearing in the first compartment, and the exhaust mechanism, which communicates the interior of the first compartment with the outside, is arranged on the first top wall instead of the first side wall, the impact of the arrangement of the exhaust mechanism on the structure of the first side wall is reduced, thereby reducing the impact of the arrangement of the exhaust mechanism on the supporting effect and load-bearing capacity of the wall of the first compartment, facilitating an improvement in the stress condition of the energy storage device and facilitating an improvement in the reliability of the energy storage device.

The invention discloses a micro-grid load distribution control method, device and equipment based on entropy increase disturbance, and the method comprises the steps: analyzing the operation state of a micro-grid through chaos measurement, and constructing an entropy increase disturbance excitation mechanism to actively excite the vitality of a system; after random disturbance is applied, inherent frequency characteristics of each power supply are extracted, and a frequency synchronization coordination mechanism is established to realize multi-source coordination; adopting counter-example search to actively identify distribution scheme vulnerabilities, and generating an enhanced distribution strategy to improve robustness; evaluating the load bearing capacity of each power supply, constructing a load conduction topology and analyzing pressure distribution; each power supply bearing limit parameter is obtained through boundary active detection, and the equipment potential is fully excavated; and a final control instruction is generated based on a multi-layer time sequence synchronization mechanism, and multi-power-supply coordinated output is realized. A chaos theory is introduced into micro-grid control, local optimum is avoided through active disturbance, a multi-layer coordination mechanism is adopted to adapt to new energy volatility, and a self-adaptive load distribution control scheme is provided for a micro-grid with high-proportion renewable energy access.

A load bearing apparatus has a substantially rigid insertion panel of a width and height to slip fit to internal dimensions of a pocket of a garment, a first portion of an attachment mechanism coupled to an upper edge of the insertion panel, and one or more flexible extensions joined proximate the upper edge of the insertion panel and having an attachment element at an opposite end of the one or more flexible extensions configured to attach to compatible elements on a front surface of the pocket.

The invention discloses a curing deformation control method for a composite material stiffened wallboard. The curing deformation control method is characterized by comprising the following steps: arranging at least two ribs on a to-be-stiffened surface of the stiffened wallboard; wherein geometric structure parameters of at least one rib are different from those of the other ribs, and bending deformation torque opposite to the other ribs in direction is generated, so that curing deformation and residual stress of the stiffened wallboard meet design requirements. According to the method, curing deformation is controlled on the premise that the pneumatic performance, the bearing performance and the like of the stiffened wall plate are not affected, and a preferable technical approach is provided for accurate manufacturing of the composite material stiffened wall plate.

The utility model discloses a comprehensive test box which comprises a foundation, a downwards-sunken foundation pit is arranged in the foundation, a concrete bearing base body is poured in the foundation pit, and a first buffer layer, a framework layer and a second buffer layer are arranged between the concrete bearing base body and the foundation pit. The first buffer layer, the framework layer and the second buffer layer are all of a cylindrical structure and wrap the circumferential direction and the bottom of the concrete bearing base body, and the framework layer is provided with a supporting part extending upwards in the vertical direction to form a foundation pit; the vibration table is fixedly mounted at the upper end of the concrete bearing base body through a metal base; the bottom of the test box body is provided with a butt joint window, and the butt joint window is fixedly connected to the supporting part in a sealed mode. The utility model has the beneficial effect of solving the technical problem that the connection sealing difficulty of the large-scale vibration table and the box body is large.

The application relates to a deformable wheel with non-pneumatic load bearing intended to equip a vehicle for rolling under extreme conditions such as those encountered on the Moon and on Mars, comprising a hub, an annular tread intended to be in contact with the soil, positioned around the hub which is concentric therewith and comprising a layer of composite material coated with at least one protective layer, and a plurality of metal cables whose outer diameter is comprised between 0.2 mm and 5 mm, each cable connecting the hub to the tread while being fixed, on the one hand by an external end to the tread, and on the other hand by an internal end to the hub by an elastic member making it possible to modulate the radial stiffness of the cables, each elastic member being associated with an abutment able to limit its deformation.

The invention belongs to the technical field of bridge wind resistance, and discloses a large-span bridge wind-induced low-frequency torsional vibration control device which is mainly composed of a fixed pulley, a rope, a mass block, a spring and a damper or an actuator. Based on the characteristic that the two sides vertically vibrate in opposite phases during torsional vibration of a bridge girder, mass blocks are transversely and symmetrically arranged on the bridge girder in a stress mode of rope suspension and fixed pulley transmission, so that the mass blocks on the two sides are balanced in self weight in a static state, and the bearing capacity requirement of a spring or an actuator and the engineering cost are greatly reduced. Compared with a low-frequency torsional vibration control traditional passive measure, the strength, the length, the number and the cost of the spring are greatly reduced, and the static deformation of the spring is greatly reduced. Compared with a low-frequency torsional vibration control traditional active measure, the driving force and power consumption requirements of the actuator are greatly reduced, the weight is lighter, and the cost is lower. The device is also suitable for different-frequency torsional vibration control and torsional vibration excitation of other engineering structures, the function is powerful, and the application range is wide.

The present invention relates to a vehicle crash structure including a longitudinal energy absorption member and a load bearing element. The load bearing element includes a first and second end and a first and second load bearing arm. Each of the load bearing arms extend between the first and second ends of the load bearing element. The first end of the load bearing element is attached to one end of the longitudinal energy absorption member. The second end of the load bearing element is attached to a cross member of a vehicle body structure located between a bulkhead panel of the vehicle body structure and the longitudinal energy absorption member. The longitudinal energy absorption member and the load bearing element define a load path for a longitudinal load during a crash. The first and second load bearing arms define a first and second diverging portion of the load path, respectively.

A monument assembly for a vehicle and method for attaching a monument assembly to an aircraft. The monument assembly is capable of being a heavily loaded interior monument enclosure for an aircraft that includes a load bearing structural frame to be attached to a floor of the aircraft. The monument assembly includes a plurality of support members connected together and a set of floor fittings connected to the plurality of support members. The set of floor fittings configured to be connected to the vehicle. A plurality of non-loadbearing panels is connected to the plurality of support members. A load path of the monument assembly is carried by the plurality of support members and not the plurality of panels.

A dismantlable pallet including a substantially planar, upper load bearing member with a reinforcing internal frame; a substantially planar, lower supporting base with a reinforcing internal frame configured to improve the structural rigidity and load bearing capacity of the base. The pallet further includes a plurality of spaced apart support members sandwiched between the load bearing member and the base defining apertures between the load bearing member and the base, rendering the pallet releasably engageable with conventional and compatible load transporting apparatuses; and at least one releasable fastener to secure the load bearing member to the base with their respective reinforcing internal frames and the support members sandwiched between the member and the base wherein the load bearing member and the base are made of a rubber compound selected from the group including hardness, tensile strength, tear resistance, abrasion resistance, temperature resistance, impact resistance, slip resistance and moisture resistance.

The invention belongs to the technical field of machine tool motorized spindles, and relates to a preload adjusting device applied to a rear bearing of a motorized spindle, the motorized spindle and the motorized spindle comprising the preload adjusting device. The device is integrated at the rear end of an electric spindle, a rear bearing piston is driven by hydraulic oil to move axially, pre-tightening force on a load bearing is dynamically applied and accurately adjusted, and the pre-tightening force is finally transmitted to a broach mechanism. The pretightening force of the motorized spindle can be automatically adjusted according to the rotating speed (low, medium and high), the contradiction between high rigidity and low temperature rise in the wide rotating speed range is solved, the high-performance motorized spindle is particularly suitable for high power, high torque and the wide rotating speed range, and high rigidity during low-speed heavy cutting and long service life during high-speed operation are achieved.

A deformable wheel with non-pneumatic load bearing intended to equip a vehicle for rolling under extreme conditions such as those encountered on the moon and on Mars, includes a hub, a laminated annular strip including a plurality of concentric ferrules which are assembled with the interposition of interposing layers each composed of a material whose Young's modulus is 600,000 to 1,000 times lower than that of the ferrules, and a plurality of metal cables. Each cable connects the hub to the laminated strip while being fixed, on the one hand by an external end to the laminated strip, and on the other hand by an internal end to the hub by means of an elastic member making it possible to modulate the radial stiffness of the cables. Each elastic member is associated with an abutment able to limit its deformation.

A lightweight fastener assembly with reduced weight and method is provided. The fastener assembly has a fastener body with a cap retention feature adjacent a first end and a threaded portion extending from a second end. A load bearing surface is configured to mate with a fastener seat on a wheel. A flange is formed adjacent a load bearing surface and having a diameter larger than the cap retention feature. A wrenching feature is formed between the cap retention feature and the second end and is configured to be engaged by a standard tool. A cap is secured to the cap retention feature on the fastener body and has upright contoured walls extending to a cap top. The cap is hollow in a capped region defined by the contoured walls and cap top beyond the first end of the fastener body.

The present disclosure relates to a battery unit (100) for an electric vehicle. The battery unit (100) comprises a battery tray (1) made of a composite material and defining an interior space configured to receive a battery (2) comprising one or more battery cells. The interior space is delimited by a bottom wall (3) and one or more lateral walls (4). Further, the lateral walls (4) comprise a side flange (5) extending outwardly from the lateral walls (4), and the side flange (5) comprises one or more embedded metal inserts (6). The metal inserts (6) are configured to receive one or more fasteners to secure the battery tray (1) to a load bearing structure of the electric vehicle. The present disclosure further relates to methods (500) for manufacturing a battery unit.

The invention provides a friction stir tunnel forming device and method for enhancing bearing performance, relates to the field of machining and inner flow channel forming, and aims to overcome the defects of an inner flow channel prepared through an existing friction stir tunnel forming technology in the aspects of structural bearing and fatigue performance. The non-rotating part is of a hollow structure, the rotating part is coaxially arranged in the non-rotating part, the non-rotating part comprises a clamping part, a step part and a shaft shoulder part, the bottom of the shaft shoulder part is provided with a reinforcing rib manufacturing part, the reinforcing rib manufacturing part is used for containing an inner runner surface material and providing forging pressure, and an inner runner surface with a reinforcing rib structure is manufactured. And a rounded rectangular inner flow channel is manufactured at the stirring needle part of the rotating part, so that the bearing efficiency and rigidity of the rotating part in an aerodynamic load and vibration environment are remarkably improved. And through different sections of the stirring needle part, the manufacturing requirements of the aerospace field on the lightweight and integrated heat management structure in the aspects of complex forms and multifunctional integration can be met.

An energy attenuation system for a seating system (having a bucket and a frame includes at least one energy attenuation component operatively coupled with a fuse system. The energy attenuation component includes first and second ends securable to the bucket and the frame, respectively. The fuse system includes a plurality of fuse elements and an engagement element. Each fuse element has a first and second fuse ends, and operates to break under a corresponding predetermined fixed load. The engagement element is movable with respect to the fuse elements and is engageable in a load bearing manner via the respective said second fuse ends thereof with any desired fuse element group chosen, each fuse element group including one or more fuse elements. The engagement element is securable to the bucket or the frame, and the first fuse ends of all the fuse elements are securable to the frame or bucket, respectively.

A spring loaded bearing assembly includes first and second matched cartridge bearings disposed within a bearing cup. A sleeve is disposed radially between the cartridge bearings and the bearing cup. A bushing is disposed radially within the cartridge bearings. A shaft is disposed radially within the bushing in sliding engagement therewith. An end cap is connected to the A spring biases the shaft axially.

The invention relates to the technical field of tunnel engineering construction, in particular to a stress verification method for a tunnel secondary lining trolley portal and a related product, and the method comprises the following steps: determining a vertical load; determining a lateral load; independent load values borne by each vertical supporting device and each lateral supporting device are calculated; the calculated independent load values are compared with the respective rated bearing capacity of the supporting devices, and whether the structural strength of the portal meets the safety requirement or not is judged; according to the method, a load distribution model closer to engineering practice and a more comprehensive double-strength checking mechanism are provided, so that the accuracy of structural strength evaluation can be improved, safety accidents caused by insufficient local bearing capacity are effectively prevented, and technical guarantee is provided for tunnel construction safety.

A conveyor system for transporting luggage or goods. The conveyor system includes: an extension conveyor disposed above the first carrier medium of the main conveyor; and a ramp for lifting the carrying medium upward to facilitate the luggage or cargo from the main conveyor to the extension conveyor.

The invention belongs to the technical field of vibration control and isolation, and discloses a stepless self-adaptive large-range load quasi-zero stiffness vibration isolation platform and a use method.The use method comprises the steps that the load and motion state is monitored in real time through a stepless variable load vibration isolation supporting leg binding force sensor and an acceleration sensor, and after being processed by a signal conditioning module, the load and motion state is output; the passive grading quasi-zero stiffness system and the electromagnetic constant force module are regulated and controlled by the semi-active controller, so that stepless self-adaptive adjustment of a large-range load is realized; the passive grading system provides stepped load bearing, the electromagnetic constant-force module realizes stepless adjustment in a hierarchy, and the passive grading system and the electromagnetic constant-force module are combined to cover a wide-area load demand; the linear bearing reduces friction, viscous damping consumes vibration energy, the quasi-zero stiffness vibration isolation characteristic can be effectively exerted, the vibration isolation effect is improved, the application range is widened, and the vibration isolation device is suitable for vibration isolation in various load scenes.

The present relates to a device being used in modular building construction comprising at least one flat load support comprising a first main face and a second main face, at least one elongated load support designed for being coupled with said flat load support. The device is characterized in that said flat load support comprises an array of transverse openings extending through the thickness of the flat load support. The flat load support is arranged for fastening said flat load support with said elongated load support at any position corresponding to one of said opening in a reversible manner and to any position between said openings in a reversible manner. Each flat load support comprises reversible lateral connection means and / or reversible transversal connection means for coupling flat load supports in a reversible manner. The flat load support and the elongated load support are arranged for being detachably assembled to provide the modular, reversible, and / or versatile building construction. The invention further relates to a modular construction building based on said device and to a method using said device.

Embodiments of wood-type club heads comprising one or more components are described herein. The wood-type club head comprises a first, metallic component, and a second, non-metallic component. The first component comprises the load bearing structure that forms the striking face, and portions of the crown, the heel, the toe, and the sole. The second component comprises a lightweight structure that wraps around the first component to form portions of the crown, the heel, the toe, and the sole. The first component comprises mass pads and receives removable weights to adjust the weight properties of the club head. The two-component design allows for additional discretionary mass redistribution to improve center of gravity location and moment of inertia.

The invention relates to the field of wear resistance detection, in particular to a jaw crusher lining plate wear resistance detection device which comprises a detection platform, a front vertical frame is fixedly installed on the front portion of the upper end of the detection platform, a rear vertical frame is fixedly installed on the rear portion of the upper end of the detection platform, and a bearing shaft is fixedly installed between the front vertical frame and the rear vertical frame in a penetrating mode. A swing frame is rotatably mounted on the outer surface of the bearing shaft, a detection plate is fixedly mounted at the front end of the swing frame, an annular frame is rotatably mounted on the outer surface of the bearing shaft and located behind the swing frame, a reset part is arranged between the annular frame and the detection platform, and a control gear ring is fixedly mounted at the end of the annular frame. According to the invention, the wear strength of the arc-shaped jaw plate in a normal working state can be simulated, the accuracy of wear resistance detection is effectively improved, the arc-shaped jaw plate is ensured not to shift in the detection process, and the detection plate is ensured not to be hindered by the tooth pressing lug during movement.

The application discloses a kind of air bearing and equipment, air bearing includes: bearing shell, wave foil and top foil are sequentially arranged in the inside of bearing shell, wave foil includes a plurality of first foil piece, a plurality of second foil piece, a plurality of third foil piece sequentially spaced along the circumferential direction of bearing shell, the height of first foil piece, second foil piece and third foil piece in the radial direction of bearing shell sequentially decreases, the rigidity of first foil piece, second foil piece and third foil piece sequentially increases.The air bearing presented in the application forms the hierarchical structure of load bearing by first foil piece, second foil piece and third foil piece, wherein first foil piece forms first load layer and can bear light load, second foil piece forms second load layer and can bear medium load, third foil piece forms third load layer and can bear heavy load, meet the operation requirement of different load, effectively improve the damping stiffness of air bearing.

A support roller for track-type agricultural machinery, comprising an axle retaining ring (100), a hub retaining ring (200), an adapter support member, and a rubber protective layer (400). The adapter support member is arranged between the axle retaining ring and the hub retaining ring and is composed of six arc-shaped support ribs (300), wherein the two ends of each support rib are connected to an inner wall of the hub retaining ring, and the middle part thereof is connected to an outer wall of the axle retaining ring, such that a hollowed-out structure is formed between the support ribs, the axle retaining ring and the hub retaining ring, which hollowed-out structure ensures the structural strength and enables communication between two sides of the adapter support member; each of the support ribs is connected to the outer wall of the axle retaining ring by means of an adapter rib (310), which prevents the formation of a narrow gap at the joint of the support rib and the axle retaining ring, and facilitates cleaning and maintenance; and the rubber protective layer is attached to an outer wall of the hub retaining ring by means of vulcanization, such that the outer wall of the hub retaining ring is protected and buffered, enabling shock absorption and load bearing, and contributing to the extension of the service life.

The application discloses a tunnel inner stone crushing and transferring device and method, relates to the field of stone crushing and transferring devices, and comprises a car hopper and a vehicle frame, the car hopper is installed on the vehicle frame, and a discharging plate is rotatably installed on the car hopper; and a non-powered dust falling mechanism is further included.It should be noted that, in the embodiment of the application, when loading the stones, the water in the water storage tank is pressed by the water pressing plate, the water is sprayed in the car hopper through a plurality of water spraying heads, and the stones in the car hopper are subjected to dust falling treatment; when the load bearing filter plate is loaded to a specified weight, the two overturning blocking plates are rotated to close the car hopper, the overload problem can be avoided, the problem that the stones fall during transportation can be avoided, the problem that a large amount of dust is generated during the stone loading and transportation to pollute the environment can be effectively avoided, the dust falling water can be discharged and recycled, the weight is not additionally increased, the environment is not polluted, the environment of the construction site is not affected, and the stone transportation work is more environmentally friendly.

A system is disclosed including a transporter, having a top load bearing surface or bed, and four wheeled articulating legs, that may be operated by a single user / operator, and can be lowered or raised by changing the lengths or angles of its legs while maintaining the transporter bed level. The legs that may be folded up to be loaded onto or unloaded from a truck bed, or a stationary platform, by a single operator while carrying heavy load. The loading and unloading process is assisted by various safety brakes that prevent accidental slippage of the transporter off the truck bed. The legs' angles are changed using a dual-threaded lead screw. The transporter further includes two edge detectors on the front-end and the rear-end to detect the edge of the truck bed automatically, and prepare the folding of the transporter legs for loading onto the truck bed.

The utility model provides an anchor rod fixing device for slope protection, and relates to the technical field of anchor rod devices. Comprising a cylindrical rod body. The top end and the outer surface of the rod body are provided with disassembly and assembly reinforcing structures, each disassembly and assembly reinforcing structure comprises a threaded clamping barrel, the bottom of the outer surface of each threaded clamping barrel is fixedly connected with the top of the rod body, and the inner wall of each threaded clamping barrel is in threaded connection with a threaded clamping rod. By means of the technical scheme, auxiliary disassembly and assembly can be conducted on parts such as the rod body, meanwhile, under the action of the parts such as the reinforcing rods, according to actual use requirements, the number of the reinforcing rods can be increased or decreased, the overall strength of the rod body is increased, the bearing force of the rod body can be increased, and then the conditions such as bending of the rod body in the use process can be avoided; and meanwhile, excessive rod bodies with different strengths do not need to be produced, use is carried out according to actual requirements, and use is very convenient.