JPS6316890Y2

JPS6316890Y2 -

Info

Publication number: JPS6316890Y2
Application number: JP1983090806U
Authority: JP
Priority date: 1983-06-13
Filing date: 1983-06-13
Publication date: 1988-05-13
Also published as: JPS59196133U

Description

【考案の詳細な説明】本考案は、こたつや机などの脚部に関する。[Detailed explanation of the idea] The present invention relates to legs of kotatsu, desks, etc.

このような脚部は、簡単な構成で天板に強固に
固定されることが望まれる。 It is desirable that such legs have a simple structure and be firmly fixed to the top plate.

本考案の目的は、簡単な構成で天板に強固に固
定することができるようにした強度の向上された
こたつなどの脚部を提供することである。 An object of the present invention is to provide a leg part of a kotatsu or the like with improved strength that can be firmly fixed to a top plate with a simple structure.

本考案は、四角形天板１の四隅に配置される４
つの脚部２を連結部材３によつて連結して構成さ
れるこたつなどの脚部連結構造において、脚部２は、枠状を構成するための連結部材３が
それぞれ連なる連結部材用側面４ａ，４ｃと、そ
れらの連結部材用側面４ａ，４ｃ間にある取付用
側面４ｂとを含む軸直角断面が変形五角形の角筒
体４を有し、角筒体４の上部には、蓋体９が配置され、この
蓋体９は、角筒体４の上端部に当接する上板２５と、この上板２５から下方に延び、角筒体４に嵌ま
り込む嵌合部１２とを有し、嵌合部１２は、角筒体４内で、前記連結部材用側面４ａ，４ｃ
と、取付用側面４ｂとにそれぞれ対応する内面に
当接し、連結部材用側面４ａ，４ｃに対応する角
筒体の内面間を対角線上に連ねて、取付用側面４
ｂに平行な第１嵌合用側面２２を有する軸直角断
面が変形四角形である第１嵌合筒部１３と、角筒体４内で、連結部材用側面４ａ，４ｃおよ
び取付用側面４ｂ以外の残余の２つの側面にそれ
ぞれ対応する内面に当接し、前記第１嵌合用側面
２２に間隔をあけて対向して空間２４を形成する
第２嵌合用側面２３を有する軸直角断面が変形三
角形である第２嵌合筒部１４とを有し、前記空間２４に上部が嵌まり込む支持板８を、
角筒体４内に全長に亘つて嵌め込み、この支持板
８は、前記対角線上に連なり、さらに取付金具４５が備えられ、この取付金具
４５は、平板状の本体部分２６と、本体部分４６の両側に延在して、かつ角筒体４
の連結部材用側面４ａ，４ｃにそれぞれ連なる連
結部材３に沿つて延びる取付部２７，２８と、本体部分２６の上端部から角筒体４側に突出す
る一対の第１支持部３１，３２であつて、この第
１支持部３１，３２は、連結部材３上に乗載し、
角筒体４の連結部材用側面４ａ，４ｃに当接する
支持面３１ａ，３２ａを有する、そのような第１
支持部３１，３２と、本体部分２６の下端部から角筒体４側に突出す
る一対の第２支持部３３，３４であつて、この第
２支持部３３，３４は、角筒体４の連結部材用側
面４ａ，４ｃに当接する支持面３３ａ，３４ａを
有する、そのような第２支持部３３，３４とを含
み、ボルト１５を、本体部分２６と、第１嵌合筒部
１３と、支持板８とに挿通して、第２嵌合筒部１
４内で第２嵌合用側面２３に開口して固定された
ナツト１９に螺合し、取付部２７，２８を挿通する木ねじによつて、
連結部材３と取付部２７，２８とを固定し、第１支持部３１，３２を挿通する木ねじによつ
て、連結部材３と第１支持部３１，３２とを固定
することを特徴とするこたつなどの脚部連結構造
ある。 The present invention consists of 4
In a leg connection structure such as a kotatsu, which is constructed by connecting two legs 2 by a connection member 3, the legs 2 have connection member side surfaces 4a, on which connection members 3 for forming a frame shape are connected, respectively. 4c and a side surface 4b for attachment located between the connecting member side surfaces 4a and 4c, the rectangular tube body 4 has a deformed pentagonal cross section perpendicular to the axis. The lid body 9 has an upper plate 25 that comes into contact with the upper end of the rectangular cylinder 4, and a fitting part 12 that extends downward from the upper plate 25 and fits into the rectangular cylinder 4. The fitting portion 12 is provided within the rectangular tube body 4 by connecting the connecting member side surfaces 4a and 4c.
and the inner surface corresponding to the mounting side surface 4b, respectively, and the inner surfaces of the rectangular cylinder corresponding to the connecting member side surfaces 4a and 4c are connected diagonally, and the mounting side surface 4
The first fitting cylindrical portion 13 has a first fitting side surface 22 parallel to b and has a deformed rectangular cross section perpendicular to the axis; The cross section perpendicular to the axis has a modified triangular cross section, which has a second fitting side surface 23 that abuts the inner surfaces corresponding to the remaining two side surfaces and faces the first fitting side surface 22 with an interval to form a space 24. a support plate 8 having a second fitting cylindrical portion 14 and whose upper portion fits into the space 24;
The support plate 8 is fitted over the entire length into the rectangular cylinder 4 and extends along the diagonal line, and is further provided with a mounting bracket 45 that connects the flat main body portion 26 and the main body portion 46. Extending on both sides, and rectangular cylinder body 4
Attachment portions 27, 28 extending along the connecting member 3 connected to the connecting member side surfaces 4a, 4c, respectively, and a pair of first supporting portions 31, 32 protruding from the upper end of the main body portion 26 toward the rectangular cylinder 4 side. The first supporting parts 31 and 32 are mounted on the connecting member 3,
Such a first structure has supporting surfaces 31a and 32a that come into contact with the connecting member side surfaces 4a and 4c of the square tube body 4.
Support portions 31 and 32; and a pair of second support portions 33 and 34 protruding from the lower end of the main body portion 26 toward the rectangular tube body 4; The bolt 15 is connected to the main body portion 26, the first fitting cylinder portion 13, The second fitting cylinder part 1 is inserted through the support plate 8.
4 into the second fitting side surface 23 and is screwed into the nut 19 fixed therein, by means of wood screws inserted through the mounting parts 27 and 28.
A kotatsu characterized in that the connecting member 3 and the attachment parts 27, 28 are fixed, and the connecting member 3 and the first supporting parts 31, 32 are fixed by wood screws inserted through the first supporting parts 31, 32. There are leg connection structures such as.

第１図は、本考案の一実施例のこたつの斜視図
である。こたつは、四角形の天板１と、それらの
四隅に配置される４つの脚部２と、それらの脚部
２を相互に連結する枠状となる連結部材３とを含
む。天板１の下面には、電気ヒータが装着されて
こたつとして使用することができる。 FIG. 1 is a perspective view of a kotatsu according to an embodiment of the present invention. The kotatsu includes a rectangular top plate 1, four legs 2 arranged at the four corners thereof, and a frame-shaped connecting member 3 that connects the legs 2 to each other. An electric heater is attached to the lower surface of the top plate 1 so that it can be used as a kotatsu.

第２図は脚部２を連結部材３に固定した状態を
示す斜視図であり、第３図はその平面図であり、
第４図はこたつの内方から見た脚部２の上部の正
面図である。脚部２は、変形五角形の角筒体４を
備える。この角筒体４の下部には、第５図に示さ
れるようにその内壁に沿う支持枠５，６が嵌入さ
れて、接着剤によつて接着される。角筒体４の下
面には、底板７が接着剤によつて固定される。角
筒体４内には、その対角線に沿つて角筒体４の全
長に亘つて嵌合する支持板８が、第５図の仮想線
８ａで示されるように嵌合される。支持板８の下
部８ｂは、支持枠５，６の対向する側壁１０，１
１間に介在されて支持される。 FIG. 2 is a perspective view showing the leg portion 2 fixed to the connecting member 3, and FIG. 3 is a plan view thereof.
FIG. 4 is a front view of the upper part of the leg part 2 seen from inside the kotatsu. The leg portion 2 includes a rectangular cylinder body 4 having a modified pentagonal shape. As shown in FIG. 5, support frames 5 and 6 are fitted into the lower part of the rectangular cylinder 4 along its inner wall and adhered with an adhesive. A bottom plate 7 is fixed to the lower surface of the rectangular cylinder 4 with adhesive. A support plate 8 is fitted into the rectangular cylinder 4 along its diagonal along the entire length of the rectangular cylinder 4, as shown by the imaginary line 8a in FIG. The lower part 8b of the support plate 8 is connected to the opposing side walls 10, 1 of the support frames 5, 6.
1 and supported.

角筒体４の上部には、蓋体９が固定される。こ
の蓋体９は、角筒体４の上部に嵌合する嵌合部１
２を有する。嵌合部１２は、角筒体４内に嵌まり
込む変形四角形の嵌合筒部１３と、変形三角形の
嵌合筒部１４とから成る。嵌合筒部１３，１４
は、前記支持枠５，６を軸線方向に延在したのと
同様な形状を有している。嵌合筒部１３には、第
６図に示されるように連結部材としてのボルト１
５が挿通する挿通孔１６，１７を有する。嵌合筒
部１４には、ボルト１５が挿通する挿通孔１８を
有し、ここにナツト１９が配置される。このナツ
ト１９は固定筒２０に固定されており、この固定
筒２０は嵌合筒部１４に接着剤によつて固定され
る。支持板８の上部２１は、嵌合筒部１３，１４
の対向する平行な側壁２２，２３によつて規定さ
れる空間２４に嵌まり込む。上部２１には挿通孔
６１が形成される。嵌合筒部１３，１４の上部に
は、上板２５が固定される。この上板２５は、底
板７と同様な形状を有する。 A lid body 9 is fixed to the upper part of the rectangular cylinder body 4. This lid body 9 has a fitting part 1 that fits into the upper part of the rectangular cylinder body 4.
It has 2. The fitting part 12 is composed of a deformed rectangular fitting cylinder part 13 that fits into the rectangular cylinder body 4 and a deformed triangular fitting cylinder part 14. Fitting cylinder parts 13, 14
has the same shape as the support frames 5 and 6 extending in the axial direction. As shown in FIG. 6, the fitting cylinder part 13 has a bolt 1 as a connecting member.
5 has insertion holes 16 and 17 through which it is inserted. The fitting cylindrical portion 14 has an insertion hole 18 into which the bolt 15 is inserted, and a nut 19 is disposed therein. This nut 19 is fixed to a fixed cylinder 20, and this fixed cylinder 20 is fixed to the fitting cylinder part 14 with an adhesive. The upper part 21 of the support plate 8 has fitting cylinder parts 13 and 14.
It fits into a space 24 defined by opposing parallel side walls 22, 23 of. An insertion hole 61 is formed in the upper portion 21 . An upper plate 25 is fixed to the upper part of the fitting cylinder parts 13 and 14. This top plate 25 has a similar shape to the bottom plate 7.

第７図を参照して、脚部２を連結部材３に固定
するために取付金具４５が用いられる。この取付
金具４５は、金属製であり、本体部分２６と、そ
の両側に延在する取付部２７，２８と、突起２
９，３０と、支持部３１，３２；３３，３４とを
含む。支持部３１〜３４の対向する支持面３１
ａ，３２ａ，３３ａ，３４ａは、角筒体４の３つ
の側面４ａ，４ｂ，４ｃに当接することができ
る。取付部２７，２８の仮想延長面は相互に直交
する。側面４ｂには、挿通孔６２が形成される。 Referring to FIG. 7, a mounting bracket 45 is used to secure the leg portion 2 to the connecting member 3. This mounting bracket 45 is made of metal and includes a main body portion 26, mounting portions 27 and 28 extending on both sides thereof, and a protrusion 2.
9, 30, and support portions 31, 32; 33, 34. Opposing support surfaces 31 of the support parts 31 to 34
a, 32a, 33a, and 34a can come into contact with three side surfaces 4a, 4b, and 4c of the rectangular tube body 4. The virtual extension surfaces of the attachment parts 27 and 28 are orthogonal to each other. An insertion hole 62 is formed in the side surface 4b.

本体２６には、ボルト１５が挿通する挿通孔３
６が形成される。ボルト１５が挿通孔３６，６
２，１６，６１，１７，１８をこの順序で挿通し
て、そのボルト１５がナツト１９に螺合すること
によつて、角筒体４と蓋体９と支持板８と取付金
具４５とが一体的に固定される。取付部２７，２
８には、ねじが挿通する挿通孔３７，３８が形成
されている。この挿通孔３７，３８を挿通するね
じは、連結部材３に螺着されて埋込まれる。挿通
孔３７，３８に挿通されるねじは、木ねじであ
る。支持部３１，３２にもまた挿通孔３９，４０
が形成される。挿通孔３９，４０を挿通するねじ
もまた連結部材３にねじ込まれて固定される。こ
のようにして角筒体４は、連結部３に強固に固定
される。 The main body 26 has an insertion hole 3 through which the bolt 15 is inserted.
6 is formed. The bolt 15 is inserted into the insertion hole 36, 6
2, 16, 61, 17, and 18 in this order, and the bolts 15 are screwed into the nuts 19, thereby connecting the rectangular cylinder body 4, the lid body 9, the support plate 8, and the mounting bracket 45. Fixed integrally. Mounting part 27, 2
8 are formed with insertion holes 37 and 38 through which screws are inserted. The screws inserted through the insertion holes 37 and 38 are screwed and embedded in the connecting member 3. The screws inserted into the insertion holes 37 and 38 are wood screws. The support parts 31 and 32 also have insertion holes 39 and 40.
is formed. The screws inserted through the insertion holes 39 and 40 are also screwed into the connecting member 3 and fixed. In this way, the rectangular tube body 4 is firmly fixed to the connecting portion 3.

蓋体９の上板２５には、突起４２が形成され
る。この突起４２は、天板１に形成された凹所
（図示せず）にぴつたりと嵌まり込み、これによ
つて天板１と脚部２および連結部３との相互の横
方向の変位が阻止される。 A protrusion 42 is formed on the top plate 25 of the lid body 9. This protrusion 42 fits snugly into a recess (not shown) formed in the top plate 1, thereby causing mutual lateral displacement of the top plate 1, the legs 2, and the connecting portion 3. is prevented.

第８図は本考案の他の実施例の分解斜視図であ
り、第９図は本考案の他の実施例に係る蓋体９の
断面図であり、第１０図は第９図の切断面線Ｘ−
Ｘから見た断面図であり、第１１図は底板７の断
面図である。前述の実施例と対応する部分には、
同一の参照符を付す。変形五角形を有する角筒体
４の上部には、蓋体９が固定される。この蓋体９
は、角筒体４の上部に嵌合する嵌合部１２を有す
る。嵌合部１２の外形は、六角形の一辺を切欠い
た筒状を有しており、その内部には仕切板４６，
４７，４８が介在される。角筒体４には、連結部
材としてのボルト１５が挿通する挿通孔５０を有
する。嵌合部１２の角筒体４の挿通孔５０と接触
する面には、同じくボルト１５が挿通する挿通孔
５１が穿設される。嵌合部１２の仕切板４６，４
７，４８に囲まれた位置で、かつ挿通孔５１に対
向する位置には、ボルト１５が螺合するねじ孔５
２が形成される。ボルト１５が挿通孔３６，５
０，５１を挿通して、ねじ孔５２に螺合すること
によつて、角筒体４と蓋体９と取付金具４５とが
一体的に固定される。 FIG. 8 is an exploded perspective view of another embodiment of the present invention, FIG. 9 is a cross-sectional view of the lid body 9 according to another embodiment of the present invention, and FIG. 10 is a cross-sectional view of FIG. Line X-
11 is a sectional view of the bottom plate 7. FIG. Parts corresponding to the above-mentioned embodiments include:
The same references are given. A lid body 9 is fixed to the upper part of the rectangular tube body 4 having a modified pentagonal shape. This lid body 9
has a fitting part 12 that fits into the upper part of the rectangular cylinder body 4. The fitting part 12 has a cylindrical shape with one side of a hexagon cut out, and a partition plate 46,
47 and 48 are interposed. The rectangular cylinder 4 has an insertion hole 50 through which a bolt 15 serving as a connecting member is inserted. An insertion hole 51 through which the bolt 15 is similarly inserted is bored in a surface of the fitting portion 12 that contacts the insertion hole 50 of the rectangular cylinder body 4 . Partition plates 46, 4 of fitting part 12
At a position surrounded by 7 and 48 and facing the insertion hole 51, there is a screw hole 5 into which the bolt 15 is screwed.
2 is formed. The bolt 15 is inserted into the insertion hole 36,5
By inserting the holes 0 and 51 and screwing them into the screw holes 52, the rectangular cylinder body 4, the lid body 9, and the mounting bracket 45 are integrally fixed.

嵌合部１２の上部には、上板２５が固定され
る。この上板２５は、底板７と同様な形状を有す
る。底板７の下面中央部には、繊維状材料などか
ら成るすべり防止部材５３が接着剤によつて接着
される。このすべり防止部材５３によつて、脚部
２と畳や床などのすべりを阻止することができ
る。 An upper plate 25 is fixed to the upper part of the fitting part 12. This top plate 25 has a similar shape to the bottom plate 7. A slip prevention member 53 made of a fibrous material or the like is bonded to the center of the lower surface of the bottom plate 7 with an adhesive. This anti-slip member 53 can prevent the leg portion 2 from slipping on the tatami or the floor.

脚部２においてボルト１５およびナツト１９は
金属製であり、また取付金具４５は金属製であ
り、残余の部分は合成樹脂材料などから大量生産
することが可能である。 In the leg portion 2, the bolts 15 and nuts 19 are made of metal, and the mounting fittings 45 are made of metal, and the remaining parts can be mass-produced from synthetic resin materials or the like.

本考案は、こたつだけでなく机や椅子などの脚
部に関連してもまた実施されることができる。 The present invention can be applied not only to a kotatsu but also to the legs of a desk, a chair, etc.

以上のように本考案によれば、簡単な構成によ
つて強度の大きな脚部が実現される。 As described above, according to the present invention, a leg portion with high strength can be realized with a simple configuration.

特に本考案によれば、ボルト１５は本体部分２
６と第１嵌合筒部１３とを挿通し、さらに支持板
８を挿通して第２嵌合筒部１４の空間２４を形成
する側壁２３に開口しているナツト１９に螺合す
るようにしたので、取付金具４５と角筒体４と蓋
体９と支持板８とを強固に一体的に固定すること
ができ、その強度を先行技術に比べて格段に向上
することができる。 In particular, according to the invention, the bolt 15 is
6 and the first fitting cylindrical portion 13, and further inserting the support plate 8, so as to be screwed into a nut 19 opening in the side wall 23 forming the space 24 of the second fitting cylindrical portion 14. Therefore, the mounting bracket 45, the rectangular cylinder body 4, the lid body 9, and the support plate 8 can be securely and integrally fixed, and the strength thereof can be significantly improved compared to the prior art.

蓋体９の上板２５は角筒体４の上端部に当接す
るので、この上板２５上に大重量の天板１が乗載
されても、角筒体４によつてその重量が受けら
れ、強度が向上される。 Since the top plate 25 of the lid body 9 comes into contact with the upper end of the rectangular cylinder 4, even if the heavy top plate 1 is placed on the top plate 25, the weight will not be supported by the rectangular cylinder 4. The strength is improved.

さらにまた本考案では、取付金具４５の支持部
３１，３２は、連結部材上に乗載している。脚部
２と、連結部材３とによつて構成された枠体を移
動する際に、連結部材を手で持つた状態で、支持
部３１，３２を介して角筒体４と蓋体９と天板１
とが支持されるので、天板などが大重量であつて
も、連結部材３を持つて移動することが可能であ
る。このことは本考案の優れた効果の一つであ
る。 Furthermore, in the present invention, the support parts 31 and 32 of the mounting bracket 45 are mounted on the connecting member. When moving the frame constituted by the legs 2 and the connecting member 3, the rectangular cylinder 4 and the lid 9 are connected via the supports 31 and 32 while holding the connecting member in your hand. Top plate 1
Since the top plate and the like are supported, even if the top plate or the like is heavy, it can be moved by holding the connecting member 3. This is one of the excellent effects of the present invention.

さらにまた角筒体４の上部内には、蓋体９の嵌
合筒部１３，１４が嵌まり込むので、その嵌合筒
部１３，１４が外部から見えない。これによつて
美観が向上されるとともに、前述のようにボルト
１５およびナツト１９による取付構造の強度を向
上することができる。 Furthermore, since the fitting cylinder parts 13 and 14 of the lid body 9 are fitted into the upper part of the square cylinder body 4, the fitting cylinder parts 13 and 14 are not visible from the outside. This not only improves the appearance, but also improves the strength of the mounting structure using the bolts 15 and nuts 19 as described above.

[Brief explanation of the drawing]

第１図は本考案の一実施例のこたつの斜視図、
第２図は脚部２付近の斜視図、第３図はその脚部
２の平面図、第４図は脚部２を内側から見た正面
図、第５図は脚部２の分解斜視図、第６図は蓋体
９の断面図、第７図は取付金具４５の斜視図、第
８図は本考案の他の実施例の分解斜視図、第９図
は本考案の他の実施例に係る蓋体９の断面図、第
１０図は第９図の切断面線Ｘ−Ｘから見た断面
図、第１１図は底板７の断面図である。１……天板、２……脚部、４……角筒体、８…
…支持板、９……蓋体、１２……嵌合部、１５…
…ボルト、１９……ナツト、２５……上板、４５
……取付金具。 FIG. 1 is a perspective view of a kotatsu according to an embodiment of the present invention.
Fig. 2 is a perspective view of the vicinity of the leg 2, Fig. 3 is a plan view of the leg 2, Fig. 4 is a front view of the leg 2 seen from inside, and Fig. 5 is an exploded perspective view of the leg 2. , FIG. 6 is a sectional view of the lid body 9, FIG. 7 is a perspective view of the mounting bracket 45, FIG. 8 is an exploded perspective view of another embodiment of the present invention, and FIG. 9 is another embodiment of the present invention. FIG. 10 is a cross-sectional view taken along the section line XX in FIG. 9, and FIG. 11 is a cross-sectional view of the bottom plate 7. 1...Top plate, 2...Legs, 4...Square cylinder, 8...
...Support plate, 9...Lid, 12...Fitting part, 15...
...Bolt, 19...Nut, 25...Top plate, 45
...Mounting bracket.

Claims

[Claims for Utility Model Registration] Four legs 2 arranged at the four corners of the rectangular top plate 1
In a leg connection structure such as a kotatsu, which is constructed by connecting two parts by a connecting member 3, the leg part 2 includes connecting member side surfaces 4a and 4c, each of which is connected with the connecting members 3 to form a frame shape, and the connecting member side surfaces 4a and 4c. It has a rectangular cylinder 4 having a deformed pentagonal cross section perpendicular to the axis including a mounting side surface 4b located between connecting member side surfaces 4a and 4c. The lid body 9 includes an upper plate 25 that comes into contact with the upper end of the rectangular cylinder 4 and a fitting part 12 that extends downward from the upper plate 25 and fits into the rectangular cylinder 4. In the rectangular cylinder 4, the connecting member side surfaces 4a, 4c
and the inner surface corresponding to the mounting side surface 4b, respectively, and the inner surfaces of the rectangular cylinder corresponding to the connecting member side surfaces 4a and 4c are connected diagonally, and the mounting side surface 4
The first fitting cylindrical portion 13 has a first fitting side surface 22 parallel to b and has a deformed rectangular cross section perpendicular to the axis; The cross section perpendicular to the axis has a modified triangular cross section, which has a second fitting side surface 23 that abuts the inner surfaces corresponding to the remaining two side surfaces and faces the first fitting side surface 22 with an interval to form a space 24. a support plate 8 having a second fitting cylindrical portion 14 and whose upper portion fits into the space 24;
The support plate 8 is fitted over the entire length into the rectangular cylinder 4 and extends along the diagonal line, and is further provided with a mounting bracket 45 that connects the flat main body portion 26 and the main body portion 46. Extending on both sides, and rectangular cylinder body 4
Attachment portions 27, 28 extending along the connecting member 3 connected to the connecting member side surfaces 4a, 4c, respectively, and a pair of first supporting portions 31, 32 protruding from the upper end of the main body portion 26 toward the rectangular cylinder 4 side. The first supporting parts 31 and 32 are mounted on the connecting member 3,
Such a first structure has supporting surfaces 31a and 32a that come into contact with the connecting member side surfaces 4a and 4c of the square tube body 4.
Support portions 31 and 32; and a pair of second support portions 33 and 34 protruding from the lower end of the main body portion 26 toward the rectangular tube body 4; The bolt 15 is connected to the main body portion 26, the first fitting cylinder portion 13, The second fitting cylinder part 1 is inserted through the support plate 8.
4 into the second fitting side surface 23 and is screwed into the nut 19 fixed therein, by means of wood screws inserted through the mounting parts 27 and 28.
A kotatsu characterized in that the connecting member 3 and the attachment parts 27, 28 are fixed, and the connecting member 3 and the first supporting parts 31, 32 are fixed by wood screws inserted through the first supporting parts 31, 32. Leg connection structure such as.