JPH01161062U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案ブツクカバーの一例を示す図で
、同図イは斜視図、ロはＡ−Ａ線矢視断面図、第
２図は本考案ブツクカバーの他の一例を示す図で
、同図イは斜視図、ロはイのＢ−Ｂ線矢視断面図
、第３図および第４図は本考案に係る弾力材の他
の実施例を説明する要部断面図、第５図は弾性材
の作用を説明する断面図、第６図および第７図は
従来のブツクカバーを説明する斜視図である。 １，２……ポケツト、４……弾性材、５……軟
質板。 Fig. 1 is a diagram showing an example of the book cover of the present invention, A is a perspective view, B is a sectional view taken along the line A-A, and Fig. 2 is a view showing another example of the book cover of the present invention. A is a perspective view, B is a sectional view taken along line B-B of A, FIGS. 3 and 4 are sectional views of main parts explaining other embodiments of the elastic material according to the present invention, and FIG. 5 is an elastic material. 6 and 7 are perspective views illustrating a conventional book cover. 1, 2...Pocket, 4...Elastic material, 5...Soft plate.

Claims (1)

【実用新案登録請求の範囲】 １ 本の表紙および裏表紙を装入するポケツト１
，２を両側に備え、本の背に当たる上記ポケツト
間中央部に、本の背に対して直角方向に膨縮する
弾性材４を備えていることを特徴とするブツクカ
バー。 ２ 本の表紙および裏表紙を装入するポケツト１
，２を両側に備えたブツクカバーが、その両側の
ポケツトに両端部を挿入して取付けられた軟質板
５を備え、該軟質板が本の背に当たる中央部に、
本の背に対して直角方向へ膨縮する弾性材４を備
えていることを特徴とするブツクカバー。 ３ 本の表紙および裏表紙を挿入するブツクカバ
ー両側のポケツト１，２に両端部を挿入してブツ
クカバーに取付ける軟質板５が、その中央部の本
の背に当たる部分に、本の背に対して直角方向に
膨縮する弾性材４を備えていることを特徴とする
ブツクカバーのたるみ防止板。 ４ 弾性材４が三日月形断面である請求項１また
は２に記載のブツクカバー。 ５ 弾性材４が三日月形断面である請求項３に記
載のブツクカバーのたるみ防止板。 ６ 弾性材４が環状断面である請求項１または２
に記載のブツクカバー。 ７ 弾性材４が環状断面である請求項３に記載の
ブツクカバーのたるみ防止板。[Scope of claim for utility model registration] 1 Pocket for inserting the front and back covers of a book 1
. 2 Pocket 1 for inserting the front and back covers of books
.
A book cover characterized by comprising an elastic material 4 that expands and contracts in a direction perpendicular to the spine of a book. 3. The soft plate 5, which is attached to the book cover by inserting both ends into the pockets 1 and 2 on both sides of the book cover into which the front and back covers of the book are inserted, is placed at right angles to the spine of the book at the central part that corresponds to the spine of the book. A sagging prevention plate for a book cover, characterized by comprising an elastic material 4 that expands and contracts in directions. 4. The book cover according to claim 1 or 2, wherein the elastic material 4 has a crescent-shaped cross section. 5. The book cover sagging prevention plate according to claim 3, wherein the elastic member 4 has a crescent-shaped cross section. 6. Claim 1 or 2, wherein the elastic material 4 has an annular cross section.
The book cover described in . 7. The book cover sagging prevention plate according to claim 3, wherein the elastic member 4 has an annular cross section.