< Topic >As for topic of this device, as flavor of the sap side which the cross-grained material has and flavor of heart-side are made choice possible, there are times when the casket which held down the curvature of the cross-grained material is offered.SolutionsUsing properly the inside and outside of the plate of purity of this device, as the casket which it assembled, arranging the sap side heart-side of the cross-grained material, adhesion, being something which formed one board, making the top board, the sabot, the side board and the end plate, being something which it makes the box-like, on heart-side side of the aforementioned top board, the side board and the end plate carves channel structure in the crosswise of the cross-grained material and is packed, it Perforating facilities doing the deep hole where position it forms the step section together in the edge side of the aforementioned side board and the end plate, parallels to the edge side in the said both step section and is round the feature which the round bar of the wood product the pad, is combinedAs either the sap side surface and the heart-side surfaces outside it features that it is finished as exposure possibility.< Choice figure >Drawing 1【課題】本考案の課題は、板目材の持つ木表の風味と木裏の風味を選択可能にすると共に、板目材の反りを抑えた棺を提供することにある。【解決手段】本考案の無垢の板材の表裏を使い分けて組立てた棺は、板目材の木表・木裏を揃えて接着して一枚の板を形成したもので、天板、底板、側板、妻板を作って箱状としたものであって、前記天板、側板、妻板の木裏側には板目材の幅方向に溝構造を彫り込むとともに、前記側板、妻板の端辺には位置を合わせて段部を形成し、該両段部には端辺に沿って丸い深い孔を穿設して木製の丸棒を埋め込み、組合わせる機構として木表面と木裏面の何れをも外側に露出可能として仕上げられることを特徴とする。【選択図】図1
