JPH0191546U - - Google Patents
Info
- Publication number
- JPH0191546U JPH0191546U JP18652087U JP18652087U JPH0191546U JP H0191546 U JPH0191546 U JP H0191546U JP 18652087 U JP18652087 U JP 18652087U JP 18652087 U JP18652087 U JP 18652087U JP H0191546 U JPH0191546 U JP H0191546U
- Authority
- JP
- Japan
- Prior art keywords
- needle
- diameter part
- coil spring
- compression coil
- axial 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.)
- Pending
Links
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000005219 brazing Methods 0.000 description 1
Description
第１図は、本考案に基づくニードル構造を示す
側断面図である。第２図及び第３図は、本考案の
第２及び第３の実施例を示す第１図と同様の図で
ある。
１……ニードル、２……遊端部、３……基端部
、４……圧縮コイルばね、５……小径部、６……
テーパ部、７……大径部、８……密着部、９……
ろう材。
FIG. 1 is a side sectional view showing a needle structure based on the present invention. 2 and 3 are views similar to FIG. 1 showing second and third embodiments of the present invention. DESCRIPTION OF SYMBOLS 1... Needle, 2... Free end part, 3... Base end part, 4... Compression coil spring, 5... Small diameter part, 6...
Tapered part, 7... Large diameter part, 8... Close contact part, 9...
Brazing material.
Claims (1)
ルの基端側に巻回された圧縮コイルばねを有する
ドツトプリンタ用ニードル構造であつて、 前記圧縮コイルばねが、前記ニードルの基端部
に係合する小径部と、該小径部から漸次拡径する
ように形勢されたテーパ部と、該テーパ部から連
続して形成された大径部とを有し、少なくとも前
記テーパ部が軸線方向に相対的に密の状態に巻か
れていることを特徴とするドツトプリンタ用ニー
ドル構造。[Claims for Utility Model Registration] A needle structure for a dot printer having a compression coil spring wound around the proximal end of the needle to bias the needle in the axial direction, wherein the compression coil spring is attached to the needle. It has a small diameter part that engages with the base end, a tapered part shaped to gradually expand from the small diameter part, and a large diameter part formed continuously from the tapered part, and at least the tapered part A needle structure for a dot printer, characterized in that the needle is wound relatively densely in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18652087U JPH0191546U (en) | 1987-12-08 | 1987-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18652087U JPH0191546U (en) | 1987-12-08 | 1987-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0191546U true JPH0191546U (en) | 1989-06-15 |
Family
ID=31477745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18652087U Pending JPH0191546U (en) | 1987-12-08 | 1987-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0191546U (en) |
-
1987
- 1987-12-08 JP JP18652087U patent/JPH0191546U/ja active Pending