JPS649740U - - Google Patents
Info
- Publication number
- JPS649740U JPS649740U JP18652187U JP18652187U JPS649740U JP S649740 U JPS649740 U JP S649740U JP 18652187 U JP18652187 U JP 18652187U JP 18652187 U JP18652187 U JP 18652187U JP S649740 U JPS649740 U JP S649740U
- Authority
- JP
- Japan
- Prior art keywords
- needle
- proximal end
- coil spring
- compression coil
- wound around
- 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 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000005219 brazing Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Impact Printers (AREA)
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図乃至第５図は、本考案の
第２乃至第５の実施例を示す第１図と同様の図で
ある。
１……ニードル、１ａ……遊端部、１ｂ……基
端部、２……圧縮コイルばね、３……密着巻部分
、４……フランジ、５……くびれ部、１１……小
径部、１２……粗巻き部、１３……ろう材、１４
……テーパ部、１５……大径部、１６……密着部
。
FIG. 1 is a side sectional view showing a needle structure based on the present invention. FIGS. 2 to 5 are views similar to FIG. 1 showing second to fifth embodiments of the present invention. DESCRIPTION OF SYMBOLS 1... Needle, 1a... Free end part, 1b... Base end part, 2... Compression coil spring, 3... Closely wound part, 4... Flange, 5... Narrow part, 11... Small diameter part, 12... Roughly wound portion, 13... Brazing metal, 14
...Tapered part, 15... Large diameter part, 16... Close contact part.
Claims (1)
ニードルの基端側に、前記ニードルを軸線方向に
付勢するべく前記ニードルに巻回された圧縮コイ
ルばねが巻着さ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。 (2) 前記ニードルの基端側に形成された異径端
部に前記圧縮コイルばねの基端側端部が巻着され
ていることを特徴とする実用新案登録請求の範囲
第１項に記載のドツトプリンタ用ニードル構造。 (3) 前記ニードルの基端側に形成された同径端
部に前記圧縮コイルばねの基端側端部が巻着され
ていることを特徴とする実用新案登録請求の範囲
第１項に記載のドツトプリンタ用ニードル構造。 (4) 前記圧縮コイルばねの巻着部分が前記ニー
ドルにろう付けされていることを特徴とする実用
新案登録請求の範囲第１項乃至第３項に記載のド
ツトプリンタ用ニードル構造。[Scope of claims for utility model registration] (1) A needle structure for a dot printer,
A needle structure for a dot printer, characterized in that a compression coil spring wound around the needle is wound around the proximal end of the needle to bias the needle in the axial direction. (2) The utility model registration claim 1 is characterized in that the proximal end of the compression coil spring is wound around the different diameter end formed on the proximal end of the needle. Needle structure for dot printers. (3) The utility model registration claim 1 is characterized in that the proximal end of the compression coil spring is wound around the same diameter end formed on the proximal end of the needle. Needle structure for dot printers. (4) The needle structure for a dot printer according to any of claims 1 to 3, wherein the wound portion of the compression coil spring is brazed to the needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18652187U JPS649740U (en) | 1987-02-27 | 1987-12-08 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2819687 | 1987-02-27 | ||
| JP18652187U JPS649740U (en) | 1987-02-27 | 1987-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS649740U true JPS649740U (en) | 1989-01-19 |
Family
ID=31717601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18652187U Pending JPS649740U (en) | 1987-02-27 | 1987-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS649740U (en) |
-
1987
- 1987-12-08 JP JP18652187U patent/JPS649740U/ja active Pending
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