JP2006181961A5 - - Google Patents

Claims (10)

  And at least one sheet-shaped piece support portion including at least two movable support members which are placed on the bottom portion and are in contact with each other so as to be separated from each other, and at least a part of the bottom portion. Two fixed bases, which are arranged so as to surround at least a part of the upper space part of the sheet-like piece support part, and have a predetermined width and a sufficient predetermined gap through which the sheet can be inserted A sheet-shaped piece insertion portion configured by a pair of band-shaped surfaces facing each other and configured such that a plane formed by the gap portion intersects the central axis of the sheet-shaped piece support portion at a predetermined angle; A seat stand characterized by containing.   2. The seat stand according to claim 1, wherein the sheet-like piece insertion portion is constituted by a belt-like surface holding member having at least two belt-like surfaces.   The seat stand according to claim 1 or 2, wherein the gap portion of the sheet-like piece insertion portion exhibits a three-dimensional curved portion in a space portion above the bottom portion.   4. The belt-like surface holding member constituting the sheet-like piece insertion portion has a reinforcing portion having a predetermined length in a direction orthogonal to the belt-like surface. Seat stand. The other end of the belt-like surface holding member excluding the belt-like surface facing the sheet-like piece insertion portion is joined to the periphery of the bottom so as to form a predetermined space on the bottom, and the fixed base is It forms, The seat stand in any one of the Claims 1 thru | or 4 characterized by the above-mentioned . 6. The belt-like surface holding member according to any one of claims 1 to 5, wherein a sealed space portion is formed on the upper surface of the bottom portion excluding the sheet-like piece insertion portion on the upper surface of the bottom portion. The described seat stand . The band-shaped surface holding member has at least one shape selected from a cubic shape, a curved surface shape, a hemispherical shape, a polygonal pyramid shape, a semicylindrical shape, a conical shape, a polygonal hemispherical shape, and the like. The seat stand according to claim 5 or 6, characterized by things . The surface formed by the gap portion in the sheet-like piece insertion portion is set to have a predetermined angle with respect to the surface of the bottom portion. The described seat stand . Each of the support members includes a spherical body, an elliptical body, a curved surface, a polyhedral sphere, a hemispherical body, and at least portions where the supporting members face each other are a hemispherical surface, an elliptical body, a curved surface, and a polyhedral hemisphere. The seat stand according to any one of claims 1 to 8, wherein the seat stand is configured by a three-dimensional object having at least one shape selected from among three-dimensional objects configured by a surface or the like . At least two support members constituting the sheet-like piece support portion are always brought into contact with each other, and each of the support members is formed by connecting the center portions of the respective support members. The seat stand according to any one of claims 1 to 9, wherein the seat stand is configured to be movable along an axis .