Abstract: A riding lawn care vehicle may include a frame, a seat base and an adjustable seat. Wheels of the riding lawn care vehicle may be attachable to the frame. The seat base may also be coupled to the frame. The adjustable seat may be coupled to the seat base of the riding lawn care vehicle to enable selectable repositioning of at least a portion of the adjustable seat at variable distances from the seat base.

Abstract: A resilient leaning position-restoring device for a height-adjustable chair back of an office chair includes a back support unit, a height-adjustable chair back disposed on the back support unit, and a resilient leaning position-restoring device disposed between the back support unit and the chair back. The resilient leaning position-restoring device essentially includes a sliding element slidable along a slot disposed on the back support unit and being pulled downward by a spring. The upper end of the sliding element extends to form a resilient member of an inverted U shape. A lower end of the resilient member is coupled to the chair back. The resilient member maintains the predetermined resilience thereof for supporting the bottom of the chair back while height adjustment of the chair back is underway. The bottom of the chair back lends proper support to the sitter's waist, regardless of an adjusted position of the chair back.

Abstract: A chair, convertible into a baby's highchair, comprising a base frame to which it is possible to connect a seat body with height adjustment elements, the seat body comprising a fixed back to which a movable and height-adjustable back is connected, a sill being further provided which can be detachably associated with the seat body and being provided with safety elements adapted to prevent coupling to the seat body when the movable back is in an incorrect position.

Abstract: A seating device with reduced bulk, for example for an aircraft. This seating device comprises a backrest which describes a circular translational movement towards the front and upwards of the device when the seating device is brought to the retracted configuration. A seating structure is provided comprising a bearing piece on which are fixed, side by side, a plurality of seating devices with reduced bulk. An aircraft is provided comprising a seating device with reduced bulk mounted in its cabin.

Abstract: The invention relates to a backrest for a vehicle seat, wherein the backrest includes a plurality of backrest modules. The backrest modules comprise a central portion, and at least one backrest module is mechanically linked to one or two further backrest modules of similar type at the central portion.

Abstract: A neck supporting assembly includes a panel that has a front side, a back side, an upper edge, a lower edge, a first lateral edge and a second lateral edge. A coupler is attached to the panel and is removably coupled to the backrest. A neck support is provided and a connecting member releasably couples the neck support to the front side between the first and second lateral edges so that the neck support can support a person's neck.

Abstract: An adjustable and transformative two or three sided sofa is provided with two backrests, a seat bottom, one or two motion systems and release systems and also two of the present methods have two or four folding legs which are used for its one or two beds. In the present sofa, another sofa is embedded under each sofa so that another sofa will be formed by 180 or 90 degrees rotation of each sofa. In the present methods a part of sofa such as backrest, seat bottom or legs need to be adjusted by the motion system before or after rotation. Each model includes two or three sofa. The motion mechanisms of the two or three sided sofa can be replaced by other systems such as the manual simple lockable systems, linear gear systems, accompanied by electromotor systems, pneumatic systems or any similar systems.

Abstract: A chair is provided with a seat, a chair back control unit, a chair back, and two armrest units. The chair back is pivotally coupled to the seat by sleeving the engaging portions of the seat onto the clamp members of the chair back. The assembling of the chair back onto the seat can be easily done by the actions of inserting and clamping, so that the assembly operation is quick and easy without using any screws, and therefore the assembly cost is reduced. Furthermore, the angle and height of the armrest units can be easily adjusted, and the chair back is foldable. With the abovementioned structural arrangements, the number of the parts of the chair is substantially reduced.

Abstract: The present invention relates to a chair having an adjustable backrest for spinal protection in that an inside of a backrest structure is provided with an auxiliary backrest for protecting a lumbar vertebrae, and a rack and pinion structure is employed in the backrest and the auxiliary backrest in such a manner that the backrest slides vertically and the auxiliary backrest also slides vertically by the same ratio such that the backrest and the auxiliary backrest can be adjusted appropriately and used flexibly to match the sitting height of the person sitting on the seat, thereby making it possible to provide effective protection to the spinal joints of the waist, back and neck of the user.

Abstract: A chair component includes a first chair member adapted to support a seated user, a second chair member movable between a first position, wherein the second chair member is substantially coplanar with the first chair member, and a second position, wherein the second chair member is substantially parallel with the first chair member, a cover member wrapped about at least a portion of the first chair member and at least a portion of the second chair member, and a single-piece drawstring operably coupled with the cover member to draw the cover member about the at least a portion of the first chair member and the at least a portion of the second chair member when the second chair member is in the first position.

Abstract: The adjustment device according to the invention for an adjustable element, in particular the backrest of a chair, has a guide rail and a sliding element which is movable in the guide rail along an adjustment axis. Furthermore, a blocking element is provided, which blocking element can be secured on the guide rail or on the sliding element in a latching position in which the sliding element can be moved along the adjustment axis at least in one direction between two end positions, wherein the blocking element comes into operative contact with latches spaced apart along the adjustment axis. During the installation of the adjustment device, the blocking element is secured on the guide rail or the sliding element in an installation position in which the sliding element can be introduced into the guide rail in the direction of the adjustment axis.

Abstract: A pad structure for a chair back contains a pad, an adjusting member disposed on a back side of the pad, and a rail plate connected with the adjusting member. The pad is capable of being adjusted frontward and backward. The adjusting member includes a positioning panel to axially connect with a toothed edge of each of two toothed arms. Another end of one toothed arm is secured on a face of the rail plate by using a first connector, and another end of another toothed arm is coupled with a slideable deck by a second connector to form a multi-section engaging design. Thereby, the two toothed arms slide along the slideable plate to change a relative angle between the two toothed arms.

Abstract: An article of furniture and seating system are disclosed. The article of furniture comprises a base providing a seating area and a support coupled to the base. A linkage couples the support to the base so that the support can be presented in a generally upright position and in a generally forward position relative to the base. The seating system comprises a base comprising a seat and a backrest comprising a first surface and a second surface. A member couples the backrest for movement on a path of travel relative to the base. The backrest is moveable to an upright position and to a forward position. When the backrest is in the first position the first surface is presented in a generally downward orientation. When the backrest is in the second position the first surface is presented in a generally forward orientation.

Abstract: A device for adjusting the height of the backrest of an office chair having a backrest unit at the rear side of a seat body. The height adjustment may take place to achieve the optimal resting angle according to the different body shapes, personal requirements and needs of the users. In moving upward to adjust the height, an automatic engagement is achieved in the predetermined position. Moreover, an automatic return to the lowest position is achieved as well in reaching the highest position. It is done without any tools or control buttons and fulfills the requirements on the user-friendly operation and a practical use. In addition, a waistrest is located at the position of the waist of the user for providing an optimal resting comfort by means of the pivoted and telescopic structure.

Abstract: A chair with a backrest adjustment mechanism includes a chair, a back support board, and a driving mechanism. The chair has a back portion and a seat portion and formed a space for accommodating an occupant. The back support board is movably mounted in front of the back portion. The driving mechanism is operatively mounted between the back support board and the back portion, and capable of moving the back support board forward to reduce a seat depth of the chair for accommodating shorter occupant, and moving the back support board backward to enlarge the seat depth of the chair for accommodating taller occupant. By manipulating the driving mechanism of the present invention, both taller and shorter occupants should be able to find a seat depth to accommodate their upper leg length, so as to help occupants maintain proper back support, distributing their weight evenly across the seat portion.

Abstract: A stroller seat pod includes a seat bottom having front, left side, right side, back, top, and underside; seat back having first piece and second piece, first piece and second piece slidably connected to one another; first piece of seat back being hingedly connected to seat bottom such that seat back and seat bottom have first seat position and second seat position, wherein, in first seat position, seat back and seat bottom have open configuration for sitting, and wherein, in second seat position, seat back and seat bottom have a closed configuration for storage; second piece of seat back being connected to first piece of seat back such that first piece of seat back and second piece of seat back have first backrest position and second backrest position, wherein, in first backrest position, first piece of seat back and second piece of seat back are extended relative to one another to increase seat back area for sitting, wherein, in second backrest position, first piece of seat back and the second piece of seat

Abstract: A space adjustment mechanism for a chair includes a seat base unit, a backrest sliding unit and an angular cross linking unit. The seat base unit has a body portion for accommodating an occupant sitting thereupon, and a shaft extending downward from the body portion. The backrest sliding unit has a backrest connected with a slidable rack which is slidably engaged with the body portion and formed with a pair of tubular sections. The angular cross linking unit has a first extending member for telescopically engaged with the shaft, and a pair of second extending members for telescopically engaged with the tubular sections. By this mechanism, when the first extending member is moving downward along the shaft, the backrest is driven to move backward for accommodating elder child, when the first extending member is moving upward, the backrest is driven to move forward for accommodating little child.

Abstract: A convertible boat seat transforms from a standard bench-style seat configuration capable of accommodating multiple occupants to a lounger that allows a single occupant to comfortably lounge without impeding into the available deck space. A convertible boat seat comprises a chaise lounge type seat having a plurality of configurable components including a two-piece back rest, a configurable armrest, a hinging bench seat assembly, and an inclined chaise end forming a lounge backrest adapted with a pivoting armrest. The two-piece backrest includes first and second backrest components that are each configurable between a raised position and a lowered position. The inclined chaise end includes a pivoting armrest configurable between a stowed, out-of-the-way position, and a deployed position wherein it functions as a lounge armrest.

Abstract: Motor vehicle with a seat bench which comprises a seat surface which is approximately horizontal in a normal position and a backrest which is approximately vertical in the normal position, wherein the backrest comprises at least one transparent region which is designed in such a manner that the view from a region in front of the backrest in the direction of travel into a region behind the backrest in the direction of travel is made possible.

Abstract: An adjusting device for adjusting a motor vehicle seat is provided. The adjusting device includes an engagement fitting unit, a force transmission device configured to transmit a force for locking and unlocking the engagement fitting unit, and a force step-up transmission device configured to step up the force transmitted by the force transmission device. A motor vehicle seat, a motor vehicle, and a method for adjusting a motor vehicle seat using the adjusting device are also provided.

Abstract: A chair includes a support assembly, a chair seat coupled to the support assembly, a chair back and a buckle. A lower portion of the buckle is coupled to the support assembly, while an upper portion of the buckle is coupled to a bottom portion of the chair back. The buckle is configured to orient the chair back at an obtuse angle relative to the seat and is flexible in certain embodiments to vary the angle. The top portion of the chair back includes a top edge and a slot formed in the top edge that extends toward the bottom portion to divide the chair back into left and right portions that can flex relative to each other.

Abstract: An adjusting device for adjusting a motor vehicle seat is provided. The adjusting device includes a locking device with a step-up transmission unit, a pulling force element configured for actuation and coupled to the step-up transmission unit and a resetting device configured to reset the step-up transmission unit into a starting state. The resetting device is at least partially integrated in the pulling force element. A motor vehicle seat, a motor vehicle, and a method for adjusting a motor vehicle seat using the adjusting device are also provided.

Abstract: A walk-in apparatus for vehicle seats can be constructed of parts required to realize the walk-in operation, thus reducing the production cost and the weight of the apparatus. Moreover, apparatus can reduce the volume of the entire apparatus so that it can be easily applied even to a small-sized seat, for example, that of a small vehicle.

Abstract: A vehicle seat assembly includes a seat cushion having a connector insertion hole for receiving therein a connector of a child seat for attachment of the child seat to the seat assembly, and a buckle insertion slit for allowing a buckle to be pulled out onto the seat cushion. The buckle insertion slit and the connector insertion hole are formed contiguously or otherwise integrally with each other.

Abstract: A backrest includes first and second side wings and connectors configured to connect the first and second side wings to the wheelchair frame. The first side wing comprises a plurality of transverse profiles extending towards the second side wing and the second side wing comprises a plurality of second transverse profiles extending towards the first side wing. At least one first transverse profile of the first side wing and at least one associated second transverse profile of the second side wing are at least partially mutually embraced in a slidable manner. The at least one first transverse profile and the at least one second transverse profile are dimensioned and configured so that the mutual slidably embracement of the at least one first transverse profile and the at least one second transverse profile is made on a range of distances enabling the width adjustment of the backrest.

Abstract: A backrest for a wheelchair includes an adjustable cushion support, a backrest frame, and attachment members. The adjustable cushion support supports a backrest cushion, and substantially defines plane P1. The backrest frame holds the cushion support and has two substantially parallel side posts substantially defining a plane P2. The attachment members attach the cushion support to the backrest frame. The cushion support comprises two side bars and a plurality of transversally extending and vertically spaced apart flexible straps. Each strap is length adjustable. The cushion support comprises at least two connecting plates. Each plate being integral with one of the side bars and being provided with at least two parallel adjustment slots. The slots define an angle ?, with said plane P1 of the adjustable support cushion. The attachment members are slidably mounted on the slots, enabling depth, width and angular adjustment of the cushion support on the backrest frame.

Abstract: A power seat drive device (100) comprises a sense electrode (10) provided in the back portion (102) of a power seat (101), and a controller (20) operative to control movement of the power seat (101) based on a sense signal from the sense electrode (10). The controller (20) decelerates the speed of movement and provides a warning sound when the proximity distance between the sense electrode (10) and a human body (108) becomes short so as to exceed a decision voltage (Vth1). In addition, the controller stops the movement of the power seat (101) when the proximity distance becomes much shorter so as to exceed a decision voltage (Vth2).

Abstract: A cushion is arranged on a frame member and covered by a cover. Also, a support member is attached to the frame member and extends in a vertical direction when a seat back is in an upright position, and an attaching portion to which a portion of the cover attaches is provided on the support member. The support member supports the cushion on the frame member, and the portion of the cover is attached tucked in to the attaching portion.

Abstract: A vehicle seat includes a seat cushion, a seatback, an upholstery member that covers a surface of the seatback, and a striker. The striker is fitted to a frame body that forms the seatback, and is engaged with a lock mechanism arranged outside the seatback. The striker has an engagement portion that is locked by the lock mechanism, and a threaded shaft portion that has an external thread that is screwed to the frame body. The threaded shaft portion of the striker is fastened to the frame body through a through-hole formed in the upholstery member, with the frame body covered with the upholstery member of the seatback.

Abstract: A fitting system (5) is provided for a vehicle seat (1), with a first fitting (10) which, for unlocking purposes, has a driver (18) which is rotatable about an axis (A), and with a second fitting (20). A transmission element (25) is provided between the two fittings (10, 20). A free-pivoting device (24) is assigned to the second fitting (20). A first operating element (31) is provided, upon the actuation of which the two fittings (10, 20), with the use of the transmission element (25), are unlocked. A second operating element (32) is provided, upon the actuation of which the first fitting (10) and the free-pivoting device (24) are unlocked, The driver (18) of the first fitting (10) receives the transmission element (25)—coupled thereto for carrying along, wherein free travel in one direction of rotation is provided between the driver (18) and the transmission element (25).

Abstract: A vehicle seat back member includes a central web and a front wall that extends from the central web. A rear wall extends along a substantial portion of a rear edge of the central web. A shear center load path of the vehicle seat back member is disposed proximate an inside corner defined by the connection of the central web and the rear wall, and extends substantially along the longitudinal extent of the rear wall.

Abstract: A seat assembly includes a seat back and seat cushion. A forward link pivotally extends between the seat cushion and base. A control bracket has a pair of pivotal links forming a four bar connection with the base. A control link pivotally extends between the seat cushion and control bracket. A seat back operatively coupled to the control bracket has a recliner mechanism for selectively pivoting the seat back between a forwardly folded position and a plurality of reclined seating positions. A guide link pivotally extends between the seat back and control link. Forward rotational movement of the seat cushion urges the seat back to rotate relative to the seat cushion moving the seat assembly to a stand-up position. Pivoting the seat back to the forwardly folded position urges the seat cushion to move forwardly and lower relative to the base moving the seat assembly to a kneeling position.

Abstract: A pillow support structure of a chair contains a fixing unit including a body and a back cover, wherein the body includes a longitudinal groove having a laterally through slot and a limiting piece with a tilted guide recess and a defining end; the longitudinal groove includes a resilient swinging rib with a tooth portion and an abutting tab; a vertical moving unit including a moving member and a sliding panel having a stop element, a plurality of peripheral teeth, and includes a side rim biased against the abutting tab; an inserting member including a biasing end and a pressing segment, such that the stop element of the sliding panel of the moving member is capable of preventing from contacting with the defining end of the body so that the sliding panel of the moving member disengages from the body smoothly.

Abstract: The adjustment device for chairs includes a support assembly, a support arm, a telescopic post and a backrest support. The support assembly has a tube and a fastener penetrating the tube. The tube is provided with a plurality of positioning holes longitudinally arranged in a row. An end of the support arm connects to the tube and is provided with a positioning bolt penetrating one of the positioning holes, and the other end is adapted to connect a cushion. The telescopic post is slidably accommodated in the tube and provided with a plurality of adjusting holes longitudinally arranged in a row for being selectively penetrated by the fastener. The backrest support is connected to the telescopic post for being moved with the telescopic post.

Abstract: An electrically-operated seating apparatus for use on a boat which assists a user in standing up or sitting down is intended for use by elderly and/or disabled users, particularly in low-riding boats such as bass-boats, ski-boats and the like. The apparatus comprises a chair assembly mounted to the boat deck and a drive assembly which raises the seat up and down and tilts seat portion forward with the aid of electrical drive motors. In such a manner, the user can be assisted when getting into or out of the chair. Each side of the seat portion is provided with a small armrest to help secure the individual as well as aid in the lifting and lowering process. The electric motors would be powered from the boat battery and controlled through a set of arm-mounted switches.

Abstract: An apparatus for selectively moving a seat back of a motor vehicle seat relative to a seat bottom includes an armrest movably mounted to the vehicle seat, a seat back actuator and mechanical linkage engaged with and between the armrest and the seat back actuator. The armrest has a first position that supports an arm of an occupant of the motor vehicle seat, and is movable from the first position to a second position. The seat back actuator is responsive to actuation to allow the seat back of the vehicle seat to be moved relative to the seat bottom, and is responsive to release thereof to block movement of the seat back relative to the seat bottom. The mechanical linkage is responsive to movement of the armrest from the first position to the second position to actuate the seat back actuator and to otherwise release the seat back actuator.

Abstract: An upholstered recliner chair includes a base, a seat unit disposed on the base, a backrest frame pivotably mounted on the base and hingedly mounted to the seat unit to be displaceable between upright and tilted positions, a sidewise fixed lever extending radially from the backrest frame to be movable with the backrest frame, a backrest padding disposed to be slidable relative to the backrest frame in a lengthwise direction, and a pulling unit coupled to the backrest padding, the backrest frame, the sidewise fixed lever, and the seat unit such that the backrest padding is moved with the sidewise fixed lever during displacement of the backrest frame between the upright and tilted position to thereby vary a distance between the backrest padding and the seat unit.

Abstract: A back support is pivotally oriented to locate a pivot point relative to posterior superior iliac spines of a seated user, such that when an upper portion of the back support contacts the upper torso of the user and moves to a desired angular orientation to balance the upper torso over the pelvic area, the back support transfers support to the posterior superior iliac spines to maintain the pelvic skeletal structure in alignment. A lower portion of the back support angularly contacts, supports and confines gluteal and buttocks tissue of the user independently of the degree of pivotal orientation of the upper portion.

Abstract: A pad structure for a chair back contains a pad, an adjusting member disposed on a back side of the pad, a rail plate connected with the adjusting member, such that the pad is capable of being adjusted frontward and backward, wherein the adjusting member includes a positioning panel to axially connect with a toothed edge of each of two toothed arms, and another end of one toothed arm is secured on a face of the rail plate by using a first connector, another end of another toothed arm is coupled with a slideable deck by ways of a second connector to form a multi-section engaging design; thereby the two toothed arms slide along the slideable plate to change a relative angle between the two toothed arms.

Abstract: Seat to accommodate a child in a vehicle, the seat being adapted for secure connection to the vehicle e.g.

Abstract: A device for adjusting the height of the backrest of an office chair having a backrest unit at the rear side of a seat body. The height adjustment may take place to achieve the optimal resting angle according to the different body shapes, personal requirements and needs of the users. In moving upward to adjust the height, an automatic engagement is achieved in the predetermined position. Moreover, an automatic return to the lowest position is achieved as well in reaching the highest position. It is done without any tools or control buttons and fulfills the requirements on the user-friendly operation and a practical use. In addition, a waistrest is located at the position of the waist of the user for providing an optimal resting comfort by means of the pivoted and telescopic structure.

Abstract: A vehicle seat, particularly for a motor vehicle, is provided that includes, but is not limited to a seat part and a backrest. The backrest includes, but is not limited to an elastic upholstery and a support for the upholstery. The support is a plate, and particularly a plastic plate.

Abstract: A vehicle seat can be configured to include a variety of types of cushions. The seat may include primary and secondary cushions that are joined together such that the secondary cushion has a stored position under the seating surface of the primary seat cushion and a deployed position where the secondary seat cushion is positioned adjacent the primary seat cushion. The effective width of the seat may be greater when it is in one position than when it is in the other position. The back cushion may include first and second portions and a third portion intermediate the first and second positions. A vehicle may include left, right, and middle seats, the middle seat being configured to have two positions, the effective width of the middle seat in one position being greater than in the other position.

Abstract: The present invention discloses an adjustable back pad which is formed primarily by a back rack and two back rests. The back rack includes plural slot holes which are left-and-right symmetric and two elastomers. A rear side of each back rest is provided with an elastomer and an elastic element. When assembling the back rack with the back rests, a screw first penetrates a washer and then one slot hole of the back rack, followed by being locked into a lock hole at a center of the elastomer on the back rest. As there are ten elastic buffering pivots between the two back rests and back rack, the ergonomic and breathing back pad of the present invention can completely mitigate a pressure exerted to a lumbar vertebrae or a lower back of a user, thereby soothing fatigue and soreness and providing a most comfortable sitting cushion.

Abstract: A child safety seat includes a seat body, an engaging board, a backrest, and an engaging mechanism. The engaging board is connected to the seat body. A tooth-shaped structure is formed on the engaging board. The backrest is movably disposed on the engaging board. The engaging mechanism is disposed between the engaging board and the backrest. The engaging mechanism includes an engaging member and a driving device. The engaging member is pivotally connected to the backrest for engaging with the tooth-shaped structure. The driving device is pivotally connected to the engaging member and movably connected to the backrest. When the driving device moves between a locking position and a releasing position relative to the backrest, the driving device drives the engaging member to rotate relative to the backrest.

Abstract: An unlocking device is provided for a vehicle seat of a motor vehicle, particularly for a vehicle seat with a foldable backrest, that includes, but is not limited to a basic element arranged on the backrest of the vehicle seat with a longitudinal axis, an unlocking element rotatable connected about a swivel axis to the basic element, as well as a belt guide. The swivel axis is substantially arranged perpendicularly to the longitudinal axis of the basic element and the swivel axis is arranged in a plane of the backrest, and the belt guide configured in the form of an open profile. Through the unlocking element an improved entering is made possible.

Abstract: A vehicle cargo loading rail system includes inner vehicle rail portions connected to vehicle structure. Connecting rail portions have a rotatable connecting joint to rotatably connect the connecting rail portions to one of the inner vehicle rail portions. Step mounted rail portions are connected to a door rotatably connected to the vehicle and rotatable between closed and open conditions. The step mounted rail portions have a longitudinal slot. A roller fitting assembly is connected to the connecting rail portions and slidably received in the longitudinal slot. A trolley member is movable on a continuous rail surface created when the door is open having vehicle rail portion ends contacting connecting rail portion first ends, and connecting rail portion second ends in contact with step mounted rail portion ends. A trolley member cavity receives a support post of a member loaded into the vehicle by movement on the continuous rail surface.

Abstract: A backrest includes a shell having a first, forwardly facing support surface being more pronounced along upper and lower portions of a central, spine region relative to a middle portion of the central spine region and relative to side regions adjacent the central, spine region. A cushion is disposed over the first support surface. In one aspect, the cushion has a second, forwardly facing support surface being free of any corresponding pronounced portions overlying the pronounced upper and lower portions of the central, spine region of the underlying shell. In another aspect, a chair includes a backrest as disclosed. Methods of use and assembly also are provided.

Abstract: A seat assembly having a seat and a seat back that is pivotally connected to the seat. A back cover is disposed on a rear portion of the seat back. The back cover includes an interior side and an exterior side. The interior side includes a plurality of laterally-extending ribs aligned with a plurality of engagement members. At least one vertically-extending channel is disposed on the exterior side of the back cover.

Abstract: The present invention provides a scooter with two chair backs. The scooter includes a main body containing a wheel seat, a pedal and front/rear wheel set; two chair back supports, assembled separately onto both sides on the back of wheel seat of the main body; and two chair backs, incorporated onto at least one chair back support via the connecting frame and transversely arranged at interval. The scooter of the present invention substantially improves the structural functionality and comfort of the chair back of the scooter, and also meets the diversified customer requirements with improved applicability.