JPH0199667U - - Google Patents
Info
- Publication number
- JPH0199667U JPH0199667U JP19703187U JP19703187U JPH0199667U JP H0199667 U JPH0199667 U JP H0199667U JP 19703187 U JP19703187 U JP 19703187U JP 19703187 U JP19703187 U JP 19703187U JP H0199667 U JPH0199667 U JP H0199667U
- Authority
- JP
- Japan
- Prior art keywords
- length
- cross
- sandwich plate
- horizontal wall
- bending direction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Sheet Holders (AREA)
Description
第1図は本考案に係る綴り具の実施例を示す要
部の縦断面図、第2図はネジリコイルばねの斜視
図、第3図はネジリコイルばねの線材断面説明図
、第4図はネジリコイルばねの別の実施例を示す
線材断面説明図、第5図は本考案綴り具の平面図
、第6図は同側面図、第7図は従来の説明図であ
る。
1……基板、11……水平壁、12……垂直壁
、2……挟み板、3……操作レバー、4……枢支
軸、5……ネジリコイルばね、50……コイル部
。
Fig. 1 is a vertical cross-sectional view of the main parts showing an embodiment of the binding device according to the present invention, Fig. 2 is a perspective view of a torsion coil spring, Fig. 3 is an explanatory cross-sectional view of a wire rod of a torsion coil spring, and Fig. 4 is a torsion coil spring. FIG. 5 is a plan view of the binding device of the present invention, FIG. 6 is a side view of the same, and FIG. 7 is an explanatory view of the conventional binding tool. DESCRIPTION OF SYMBOLS 1... Board, 11... Horizontal wall, 12... Vertical wall, 2... Sandwich plate, 3... Control lever, 4... Pivot shaft, 5... Torsion coil spring, 50... Coil part.
Claims (1)
記水平壁11に、枢支軸4を介して挟み板2を操
作する操作レバー3を揺動可能に枢支すると共に
、前記枢支軸4にコイル部50をもち、該コイル
部50の一端側を前記操作レバー3に係止し、他
端側を前記挟み板2に係止する1本の線材から成
るネジリコイルばね5を介装して、前記挟み板2
と前記水平壁11とで紙を挟着するごとくした綴
り具において、前記ばね5の線材断面における撓
み方向の長さを撓み方向に対し直交する横幅方向
の長さよりも長くし、かつ、前記ばね5の線材断
面積を撓み方向に直交する横幅方向の長さを直径
とする円の断面積よりも大なる断面積と成したこ
とを特徴とする綴り具。 An operating lever 3 for operating the sandwich plate 2 is swingably supported on the horizontal wall 11 of the substrate 1 consisting of a horizontal wall 11 and a vertical wall 12 via a pivot shaft 4. A torsion coil spring 5 made of a single wire is interposed between the coil part 50 and the coil part 50 to lock one end to the operating lever 3 and the other end to the sandwich plate 2. , the sandwich plate 2
and the horizontal wall 11, in which the length in the bending direction of the wire cross section of the spring 5 is made longer than the length in the width direction orthogonal to the bending direction, and A binding device characterized in that the cross-sectional area of the wire rod No. 5 is larger than the cross-sectional area of a circle whose diameter is the length in the width direction perpendicular to the bending direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987197031U JPH0427668Y2 (en) | 1987-12-24 | 1987-12-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987197031U JPH0427668Y2 (en) | 1987-12-24 | 1987-12-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0199667U true JPH0199667U (en) | 1989-07-04 |
| JPH0427668Y2 JPH0427668Y2 (en) | 1992-07-02 |
Family
ID=31487608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987197031U Expired JPH0427668Y2 (en) | 1987-12-24 | 1987-12-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0427668Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5759348U (en) * | 1980-09-27 | 1982-04-08 | ||
| JPS6235875U (en) * | 1985-08-22 | 1987-03-03 |
-
1987
- 1987-12-24 JP JP1987197031U patent/JPH0427668Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5759348U (en) * | 1980-09-27 | 1982-04-08 | ||
| JPS6235875U (en) * | 1985-08-22 | 1987-03-03 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0427668Y2 (en) | 1992-07-02 |
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