Method for customizing and assembling elastic cushion for user to sit and lie on

Abstract

An elastic pad for furniture can be customized and assembled by a user. The elastic pad includes an outer cover, an elastic module layer and at least one elastic pad layer. A side enclosure of the outer cover is detachably connected with a top cover body, and the side enclosure is detachably connected with the bottom cover body. The elastic pad is configured to allow a user to select a desired type and/or a desired number of elastic module layers and elastic pad layers, and to further select the side enclosure based on a thickness of the elastic module layer and elastic pad layer, and assemble the top cover body, the bottom cover body, the selected side enclosure, and the selected elastic module layers and elastic pad layers together to obtain the elastic pad.

1 - 26 . (canceled) 
     
     
         27 . A method for customizing and assembling an elastic pad, comprising:
 connecting a top cover body to a side enclosure;   connecting a bottom cover body to the side enclosure;   placing a selected number and type of elastic pad layers in a receiving space formed by the top cover body, the bottom cover body, and the side enclosure; and   providing a selected number of elastic module layers within the side enclosure, each elastic module layer including a plurality of elastic modules, each elastic module including a compressed spring.   
     
     
         28 . The method of  claim 27  wherein the elastic pad layers includes at least one elastic buffer layer comprising a fabric cover structure, and a first-layer structure, a second-layer structure and a third-layer structure in the fabric cover structure; the third-layer structure having a hardness higher than the second-layer structure, the second-layer structure having a hardness higher than the first-layer structure. 
     
     
         29 . The method of  claim 28  wherein in the elastic buffer layer:
 (i) the first-layer structure is closest to a top surface of the elastic pad and the third-layer structure is closest to a bottom surface of the elastic pad; or 
 (ii) the second-layer structure is closest to the top surface of the elastic pad, and the third-layer structure is closest to a bottom surface of the elastic pad; or 
 (iii) the third-layer structure is closest to a top surface of the elastic pad, and the first-layer structure is closest to a bottom surface of the elastic pad; or 
 (iv) the first-layer structure is closest to a top surface of the elastic pad and the second-layer structure is closest to a bottom surface of the elastic pad; or 
 (v) the second-layer structure is closest to a top surface of the elastic pad, and the first-layer structure is closest to a bottom surface of the elastic pad; or 
 (vi) the third-layer structure is closest to a top surface of the elastic pad and the second-layer structure is closest to a bottom surface of the elastic pad. 
 
     
     
         30 . The method of  claim 27  wherein the elastic module layer comprises a plurality of elastic modules arranged in an array, each elastic module including a spring. 
     
     
         31 . The method of  claim 30  wherein each elastic module comprises a conical spring and a spring support holding the conical spring, the elastic module layer further comprising an elastic module layer bottom layer and a plurality of rail beams on the elastic module layer bottom layer, the plurality of elastic modules configured for mounting and sliding on the rail beams. 
     
     
         32 . The method of  claim 31  wherein the elastic module layer bottom layer is integral with the bottom cover body. 
     
     
         33 . The method of  claim 31  wherein each rail beam is configured to engage sliding modules on left and right sides thereof, to allow elastic modules on both sides of the rail beam to slide along slide rails of the rail beam independently of each other. 
     
     
         34 . The method of  claim 31  wherein each rail beams comprises:
 a vertical support wall connected to a middle portion of a top engaging portion; 
 the top engaging portion forming two downward-opening top-side receiving portions at the top of the rail beam; 
 the vertical support wall connected to a middle portion of a bottom engaging portion a bottom engaging portion forming two upward-opening bottom-side receiving portions at the bottom of the rail beam; 
 wherein left and right sides of the spring support of each elastic module have a mating protrusion configured to mate with the top-side receiving portions and bottom-side receiving portions of the rail beam, and the mating protrusions protrude upward from a front surface on both sides of the bottom of the spring support and protrude upward from a bottom surface on both sides of the bottom of the spring support. 
 
     
     
         35 . The method of  claim 31  wherein each rail beams comprises:
 a base on the bottom cover body; 
 a pair of connecting walls extending upward from left and right sides of the base; 
 a pair of end walls extending from top ends of the pair of connecting walls, with a space between the pair of end walls; 
 the base, the pair of connecting walls, and the pair of end walls jointly providing a pair of receiving portions opening towards each other; and 
 left and right sides of the spring support of each elastic module having a downwardly extending connecting leg, a bottom end of the connecting leg including mating projections extending away from each other, the mating projections configured to engage the pair of receiving portions of each of the rail beams. 
 
     
     
         36 . The method of  claim 35  wherein a partition wall is provided between the pair of connecting walls of the base, and the partition wall has a height less than the connecting walls. 
     
     
         37 . The method of  claim 35  wherein the connecting walls on left and right sides of the base are intermittent and staggered from each other. 
     
     
         38 . The method of  claim 35  wherein the bottom cover body includes a plurality of spaced apart sets of detachable rail beam mounting members. 
     
     
         39 . The method of  claim 36  wherein each rail beam mounting member comprises a mounting member projection projecting in a direction perpendicular to a longitudinal axis of the rail beam and parallel to the bottom cover body, a mounting receiving portion corresponding to the mounting member projection at a bottom of the rail beam, the mounting member projection configured to mate with the mounting receiving portion of the rail beam so that the rail beam can slide relative to the rail beam mounting member. 
     
     
         40 . The method of  claim 31  wherein each rail beam comprises a plurality of rail beam segments, a forwardly-extending projection at a front end of each rail beam segment, a groove recessed inward toward the rail beam segment at a rear end of each rail beam segment, the projection and groove of adjacent rail beam segments configured to mate with each other to connect adjacent rail beam segments together. 
     
     
         41 . The method of  claim 36  wherein each elastic module has a truncated cone shape, the elastic pad layer further comprising an elastic balancing web layer having a plurality of openings sized to coincide with an outer diameter of the elastic modules at a predetermined height, so that the elastic balancing web layer can sleeve the plurality of elastic modules in the openings. 
     
     
         42 . The elastic pad of  claim 41  wherein the openings coincide with an outer diameter at the top of the elastic modules. 
     
     
         43 . The elastic pad of  claim 27  wherein the elastic pad is configured to allow use of at least two elastic pad layers and stack the at least two elastic pad layers in different orders to provide different degrees of softness and hardness. 
     
     
         44 . The method of  claim 28  further including rolling up the top cover body, the bottom cover body, the side enclosure and the elastic pad layer. 
     
     
         45 . The method of  claim 31  wherein each elastic module has a truncated cone shape with an open lower end and a hollow interior, further including removing all elastic modules from the rail beams and sequentially nesting the elastic modules in a stack. 
     
     
         46 . A method for customizing and assembling an elastic pad, comprising:
 providing a top cover body and a bottom cover body;   providing a desired number and a desired type of elastic module layers and elastic pad layers;   the elastic module layers including a plurality of elastic modules, each elastic module including a compressed vertical spring; and   connecting the top cover body with the bottom cover body so that a selected elastic module layer and one or more elastic pad layers are received in a receiving space defined by the top cover body and the bottom cover body.   
     
     
         47 . The method of  claim 46  wherein the top cover body comprises a skirt portion extending towards the bottom cover body; and/or
 the bottom cover body comprises a skirt portion extending towards the top cover body; and wherein the elastic pad has no side enclosure.