588results about How to "Reduce bending stress" patented technology

A selectable one-way clutch (SOWC) is provided for use with a vehicle transmission, and has a first race with a plurality of strut pockets, a moveable selector plate, symmetrical torque-holding elements or struts, and a second race that is rotatably engageable with a torque input device. The selector plate has a plurality of windows, and the struts selectively prevent rotation of the second race in either rotational direction depending on the position of the selector plate. The struts have a cylindrical portion and a pair of strut wings each having a free end. The strut wings connect to the cylindrical portion, and a different one of the free ends engages a strut pocket when an opposite strut wing is depressed in order to prevent rotation of the second race.

A foldable display device includes a flexible display panel including a bendable area and flat areas on both sides of the bendable area, and a lower case housing the flexible display panel and including a hinge corresponding to the bendable area and including a first rotation point connected to a first link having a first radius of rotation and a second rotation point connected to a second link having a second radius of rotation, the second radius of rotation being different from the first radius of rotation, and supports on both sides of the hinge and corresponding to the flat areas, wherein the first link has an end connected to the first rotation point and a first guide opening connected to each of the supports, and the second link has a first end connected to the second rotation point and a second end engaging the first guide opening.

The present invention provides a connecting device which has a connecting portion capable of rotatably connecting two housing portions without protruding from the two housing portions and can stably keep the housing portions arranged so as to face each other. The connecting device includes; first and third connecting members 31 and 33 which have flexibility and foldably connect an upper housing portion 1 and a lower housing portion 2 with a predetermined gap interposed therebetween; and a second connecting member 32 which has enough restoring force and rigidity to restore a bent state to an unbent state and is curved in an arc shape in sectional view such that a concave portion of the arc is oriented in a direction where the upper and lower housing portions are folded.

The invention provides a back film and a flexible display panel. The back film comprises a substrate, the substrate is provided with a bendable area, and the bendable area is provided with a pluralityof open units; and every open unit comprise a plurality of first open units, and openings of the first open units are nonlinear in the bending axis direction of the bendable area. The bendable area of the back film of the flexible display panel is provided with the plurality of open units, so it is guaranteed that the back film has a good elasticity and can be bent and folded, the possibility ofpermanent deformation or breakage of a connecting portion between the adjacent first open units is minimized, the reliability is improved, and the bending stress of the back film can be reduced without increasing the opening area.

To realize an increase in an image quality of a liquid crystal display device having a capacitive touch screen, and an increase in a reliability of a contact surface and a connection portion.A capacitive touch screen 50 and a liquid crystal display panel 30 are connected, by the same flexible wiring substrate 70, on an interior side when the touch screen 50 and the liquid crystal display panel 30 are laid one on top of the other. By so doing, a terminal is protected from an exterior, and an increase in a number of components is suppressed. Also, by installing the capacitive touch screen 50 on a color filter substrate 20 side of the liquid crystal display panel 30, a reduction of a contrast is prevented. Furthermore, a capacitive touch screen substrate 51 side is made a contact surface for an input. By so doing, a conductive layer 52 of the capacitive touch screen 50 is prevented from tearing due to an abrasion caused by a contact.

A foldable display device includes a flexible display panel including a bendable area and flat areas on both sides of the bendable area, and a lower case housing the flexible display panel and including a hinge corresponding to the bendable area and including a first rotation point connected to a first link having a first radius of rotation and a second rotation point connected to a second link having a second radius of rotation, the second radius of rotation being different from the first radius of rotation, and supports on both sides of the hinge and corresponding to the flat areas, wherein the first link has an end connected to the first rotation point and a first guide opening connected to each of the supports, and the second link has a first end connected to the second rotation point and a second end engaging the first guide opening.

A stator winding is provided with three distributed winding phase portions each constructed by installing a conductor wire in every third slot. Slot-housed portions of the conductor wires are formed with a rectangular cross section and coil end portions are formed with a circular cross section.

The embodiment of the invention provides a flexible display screen. The screen comprises multiple functional film layers which are sequentially overlapped, wherein at least one functional film layer of the functional film layers comprises multiple sections of module material, clearances or grooves are formed in the positions between two adjacent sections of the module material, and elastic materials fill the clearances or the grooves. The contact area between the functional layer where the module material is located and the adjacent functional layer can be reduced by the grooves or the clearances, so that when the flexible display screen is bent, bending stress on the adjacent functional layer generated by the functional layer where the module material is located is reduced, and thereforeseparation or fracture between the adjacent functional layers is prevented. Moreover, the elastic materials fill the clearances or the grooves, concentration of the stress of the functional layers where the clearances or the grooves are located can be relieved when the flexible display screen is bent, and the bending stress is released to improve reliable performance of the flexible display screen.

The invention relates to a display panel and a manufacturing method of the display panel. The display panel comprises a flexible screen body and a supporting layer, wherein the flexible screen body comprises a display area, a bending area and an extending area which are arranged in sequence; the flexible screen body also comprises a first surface and a second surface which are arranged oppositely;the flexible screen body is bent towards the first surface from the second surface; the display area and the extending area are arranged in parallel; the supporting layer is laminated to the first surface; the supporting layer comprises a bottom supporting film, at least one middle supporting film and a top supporting film which are laminated to the first surface in sequence, each middle supporting film comprises a stress relief area for reducing deformation stress, and the stress relief area is opposite to the bending area. The stress relief area can reduce the bending stress generated by the supporting layer in the bending area, so that the supporting layer is prevented from being damaged due to the generated greater bending stress.

The embodiment of the invention provides a flexible array substrate and a preparation method thereof, a display substrate and a display device, and relates the technical field of display. The probability of fracture of the signal lines in the bonding area caused by bonding can be reduced. The flexible array substrate comprises a display area and a non-display area. The non-display area comprises the bonding area adjacent to the display area. The bonding area comprises the signal lines and auxiliary lines which are arranged on the underlying substrate, and the auxiliary lines are arranged on one side back to the underlying substrate of the signal lines. The area of the insulating layer in which the bonding area is overlapped with different signal lines is provided with different concave part groups formed by multiple concave parts which are arranged along the extension direction of different signal lines, and the auxiliary lines cover the concave part groups.

A selectable one-way clutch (SOWC) is provided for use with a vehicle transmission, and has a first race with a plurality of strut pockets, a moveable selector plate, symmetrical torque-holding elements or struts, and a second race that is rotatably engageable with a torque input device. The selector plate has a plurality of windows, and the struts selectively prevent rotation of the second race in either rotational direction depending on the position of the selector plate. The struts have a cylindrical portion and a pair of strut wings each having a free end. The strut wings connect to the cylindrical portion, and a different one of the free ends engages a strut pocket when an opposite strut wing is depressed in order to prevent rotation of the second race.

A supporting and drive belt including a belt body or sheathing which encloses tensile carriers. The running surface of the belt can be flat and parallel to the belt back or have trapezium-shaped or semicircular ribs and grooves, wherein the profile of a drive pulley or of a deflecting pulley is approximately complementary to the running surface of the belt. One or more tensile carriers are provided for each rib, wherein the tensile carriers are laid or stranded alternately in the “Z” direction and the “S” direction.

Disclosed is an organic light emitting diode display including an organic light emitting display panel configured to display an image, and a lower passivation film attached to a bottom of the organic light emitting diode display panel. The lower passivation film includes a support film that is in contact with the organic light emitting diode display panel, and a stress adjustment layer formed beneath the support film and configured to reduce a bending stress to be induced in the organic light emitting display panel when the organic light emitting display panel and the lower passivation film are bent.

The invention relates to a display panel which comprises a flexible screen and a supporting layer. The flexible screen comprises a display area, a bending area and an extending area in sequential arrangement, a first surface and a second surface are in opposite arrangement, the flexible screen is bent towards the first surface, the display area and the extending area are in parallel arrangement, the supporting layer is fitted to the first surface, and hardness of the supporting layer positioned in the bending area is smaller than that of the supporting layer positioned in the display area andthe extending area. Bending stress of the flexible screen positioned in the bending area can be reduced, so that damage to the flexible screen due to deformation can be avoided; the hardness of the supporting layer in the display area and the extending area is high, and strength of the flexible screen can be ensured, so that service life of the flexible screen can be prolonged.

The invention discloses an array substrate, a display panel and a method for manufacturing the array substrate. The array substrate includes a substrate layer, an active layer, a first insulating layer, a first metal layer, a second insulating layer, a second metal layer, an interlayer insulating layer, an organic filling layer and a third metal layer which are disposed in a stacked manner; a mesh-shaped second metal layer is designed in the display area, and is electrically connected with a power supply voltage signal line of the third metal layer through a first via hole to form a double-layer power supply voltage trace structure in the display area. The method comprises the steps of: manufacturing a substrate layer, an active layer, a first insulating layer, a first metal layer, a second insulating layer, a second metal layer, an interlayer insulating layer, a third metal layer, a flattening layer, an anode layer, a pixel defining layer, and a support layer. By connecting the double-layer power supply voltage trace structure in the display area with the power supply voltage (VDD), the resistance voltage drop can be reduced, and the screen brightness uniformity can be improved.

The invention belongs to the technical field of batteries and in particular relates to a flexible battery pack. The flexible battery pack comprises a packaging film, an electrolytic solution filled in the packaging film, and at least two electrically connected battery cells packaged in the packaging film, wherein at least one of the battery cells is a flexible battery cell. Compared with the prior art, the flexible battery pack has the characteristics that the flexible battery cells are arranged in the battery pack to serve as flexible parts, so that the battery bending phenomenon is caused at the flexible battery cells, the influence of a stress on the performance of the battery cells can be avoided, the battery stability is improved, and the bending capability of the battery pack is enhanced; moreover, the irregular bending phenomena and the bending pressure of the packaging film can be reduced, so that the service life of the battery pack is prolonged; in addition, flexible batteries are referenced in the battery pack, so that the use of external structures such as a bonding layer and the like can be reduced, the utilization rate of space in the packaging film is increased, the battery energy density is further increased, and the battery cruising duration is prolonged.

A rotor blade for wind energy plants with a multiplicity of cross bores running transversely to the longitudinal axis of the rotor blade in the region of the blade base, which are provided for the accommodation of cross pins, wherein for fastening the rotor blade on a rotor blade fixture, tensioning elements act upon the cross pins wherein at least one of the cross bores has a distance from the hub-side rotor blade edge which is different from the distance of a further cross bore from the rotor blade edge.

The invention mainly belongs to the technical field of rotary guiding systems and particularly relates to a static internal pushing hinged-type high-deflecting-rate rotary guiding tool and a control method thereof. According to the static internal pushing hinged-type high-deflecting-rate rotary guiding tool, static internal pushing hinged-type design is adopted, a non-rotation measurement and control body and a non-rotation executing mechanism body are hinged, and a non-integral-type structure is achieved; and a drilling tool is prone to bending in a well, the bending stress on the upper portion of the guiding tool is small, and consumption of pushing force used for drilling tool bending deformation reaches the minimum. Rotary friction does not exist between a bearing executing mechanism body outer sleeve and the well wall, and only axial sliding exists, so that the service life is long; meanwhile, the mode of the hydraulic pressure instead of the mud pressure difference is adopted toact on a piston to form the pushing force, the pushing force is greatly increased, and the sealing service life of the piston is also prolonged; and thus, the higher deflecting rate is easy to achieveon the guiding tool, and the advantage that the well drilling service life is long is achieved.

The invention relates to the technical field of display, in particular to an adhesive material, a flexible module, display equipment and a manufacturing method of the flexible module. The adhesive material comprises an adhesive material base layer arranged between two modules, the adhesive material base layer comprises a bonding area and a bending load buffering area, the bonding area is used for bonding the two modules, the bending load buffering area is located between the two modules, and the bending stress of the bending load buffering area is smaller than that of the bonding area; after the two modules are bonded through the adhesive material, the bending stress of the bending load buffering area and the module portion corresponding to the bending load buffering area is smaller than that of the bonding area and the module portion corresponding to the bonding area for the whole flexible module. Therefore, the bending stress of the module entirety is decreased, and the adhesive material is beneficial for application and popularization.

The invention provides a flexible OLED display panel. The flexible OLED display panel comprises a flexible substrate, a TFT device layer, a light emitting device layer and a metal wire, wherein a display area and a wiring area at one end of the display area are defined on the surface of the flexible substrate; the wiring area can be bent to one side of the flexible substrate; the TFT device layeris prepared in the display area of the flexible substrate; the light emitting device layer is prepared on the surface of the TFT device layer; the metal wire is prepared in the wiring area of the flexible substrate; the wiring area is arranged to be a structure capable of reducing the bending stress on the surface of the wiring area. The flexible OLED display panel has the advantages that the bending area of the flexible substrate is arranged to be of the structure capable of reducing the bending stress, so that the metal wire is prevented from falling off in the bending process of the flexible substrate, and the product quality is improved.

The invention discloses a packaging structure of an OLED device and a preparation method for the packaging structure, and a metal mask plate. The packaging structure of the OLED device comprises a plurality of alternate barrier layers and buffer layers above the OLED device; at least one barrier layer adopts a patterned structure; and a patterned region of the barrier layer is filled with the corresponding buffer layer. By setting the barrier layer into the pattered structure and by filling the patterned region of the barrier layer with the corresponding buffer layer, when the OLED device is bent, the bending stress on the barrier layer can be released by the buffer layer is which is arranged in the patterned region of the barrier layer in a filling way, so that bending stress on the barrier layer can be lowered, the OLED device can be bent for a higher amplitude, and the bending performance of the OLED device is further improved.

A shroud for use with a turbine blade is disclosed wherein the shroud provides at least one knife edge with at least one tooth for cutting a groove in a compliant rub strip that minimizes wear on the knife edge. The tooth is positioned along the knife edge a distance substantially away from the ends of the knife edge such that the moment created by the tooth mass and its effect on shroud bending stress is significantly reduced, thereby resulting in increased turbine blade durability.

According to an AC generator for vehicles of the present invention, a terminal mount includes an L-shaped support having a radial extension, in which a metal terminal is contained and which radially extends about a rotary shaft of a rotor, and an axial extension, which extends from an end of the radial extension toward a rear cover along the rotary shaft, and at least one first guide molded integral with the L-shaped support. A radiating fin includes a second guide having a shape corresponding to a shape of the first guide. One of the first guide and the second guide is inserted into the other of the first guide and the second guide.

An auxiliary hoist sheave assembly comprising a sheave support frame, a mechanism for mounting the sheave support frame to a boom, a lower sheave shaft mounted on the sheave support frame, and a grooved hoist sheave, rotatably supported by and slidable along the lower sheave shaft, the hoist sheave being in contact with a hoist rope, and the hoist sheave fleeting side to side along the lower sheave shaft as the hoist rope follows the hoist drum.

A changeable-length fourth axis of a delta robot has a first bar (82) and a second bar (83), which can be displaced parallel to one another in a slide bearing (84, 85). They are connected to articulation heads (80, 81) for leading in an incoming torque and for leading out an outgoing torque. The first and second bars (82, 83) are arranged here such that the incoming torque runs in a direction which is parallel to, but offset from, the direction of the outgoing torque. This fourth axis allows precise torque transmission, but is nevertheless of straightforward construction, has a high bending strength and relatively low weight and can easily be cleaned by being washed down.

An embodiment of the invention discloses a flexible substrate, a manufacturing method thereof and a display device, relates to the technical field of display, and is used for reducing breaking risks of metal wires in the flexible substrate when the flexible substrate is bent. The flexible substrate comprises a flexible substrate body as well as a wiring layer and a back film which are arranged onthe two sides of the flexible substrate body respectively; a plane area for reserving the back film and a bending area for removing the back film are formed on one side, opposite to the wiring layer,of the flexible substrate body; a photocuring adhesive film is arranged in the bending area, elasticity modulus of the photocuring adhesive film is smaller than that of the back film. The flexible substrate, the manufacturing method thereof and the display device provided in the embodiment are applied to border narrowing of the display device.

Devices and methods for guiding a needle in movement through a bottle closure, such as a cork, to extract fluids from the bottle without removal of the cork. A needle may be attached to a device body by a needle base, which includes a surface arranged to engage with a needle guide to guide movement of the needle base and needle relative to the guide. A needle guide may also provide a shield for the needle tip and / or a needle opening.