JPH0241941U - - Google Patents
Info
- Publication number
- JPH0241941U JPH0241941U JP12068188U JP12068188U JPH0241941U JP H0241941 U JPH0241941 U JP H0241941U JP 12068188 U JP12068188 U JP 12068188U JP 12068188 U JP12068188 U JP 12068188U JP H0241941 U JPH0241941 U JP H0241941U
- Authority
- JP
- Japan
- Prior art keywords
- needle
- dot printer
- end side
- head
- needle structure
- 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
- 238000005219 brazing Methods 0.000 claims description 2
- 230000003116 impacting effect Effects 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
Landscapes
- Impact Printers (AREA)
Description
第１図は、本考案によるドツトプリンタ用ニー
ドル構造の第１の実施例を示す側断面図である。
第２図は、本考案によるドツトプリンタ用ニード
ル構造の第２の実施例が印字待機中の状態を示す
側断面図である。第３図は、第２の実施例が印字
中の状態を示す第２図と同様の側断面図である。
１……ニードル、１ａ……遊端部、１ｂ……基
端部、２……頭部、３……部材、４……硬ろう材
、５……拡径部、６……段部、７……縮径部、８
，９……ワイヤガイド、１０……ハンマ、１１…
…リターンスプリング、１２……遊端側端部。
FIG. 1 is a side sectional view showing a first embodiment of the needle structure for a dot printer according to the present invention.
FIG. 2 is a side sectional view showing a second embodiment of the needle structure for a dot printer according to the present invention in a printing standby state. FIG. 3 is a side sectional view similar to FIG. 2, showing a state in which the second embodiment is printing. DESCRIPTION OF SYMBOLS 1... Needle, 1a... Free end part, 1b... Base end part, 2... Head part, 3... Member, 4... Hard brazing material, 5... Expanded diameter part, 6... Step part, 7...Reduced diameter part, 8
, 9... wire guide, 10... hammer, 11...
...Return spring, 12...Free end side end.
Claims (1)
衝打することにより軸線方向に駆動して印字を行
うドツトプリンタ用ニードル構造であつて、 前記頭部が、線材をコイル状に巻回して所望の
最終形状に形成された部材を前記ニードルに嵌装
・固着してなることを特徴とするドツトプリンタ
用ニードル構造。 (2) 前記部材が、ろう付けにより前記ニードル
に固着され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) 前記頭部が印字後に前記ニードルを元の位
置に復帰させるべく前記ニードルに嵌装されたば
ねの一端を支持し得る段部を有するように、前記
部材が前記基端側に設けられた拡径部と遊端側に
設けられた縮径部とで形成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項または第２
項に記載のドツトプリンタ用ニードル構造。 (4) 前記部材の前記縮径部を軸線方向に沿つて
前記ばねの密着高さより長くしたことを特徴とす
る実用新案登録請求の範囲第３項に記載のドツト
プリンタ用ニードル構造。[Claims for Utility Model Registration] (1) A needle structure for a dot printer that prints by driving the needle in the axial direction by impacting a head provided on the base end side of the needle, wherein the head is A needle structure for a dot printer, characterized in that a member formed by winding a wire into a coil shape and forming a desired final shape is fitted and fixed to the needle. (2) The needle structure for a dot printer according to claim 1, wherein the member is fixed to the needle by brazing. (3) The member is provided on the proximal end side so that the head has a stepped portion capable of supporting one end of a spring fitted to the needle in order to return the needle to its original position after printing. Utility model registration claim 1 or 2, characterized in that it is formed of an enlarged diameter part and a reduced diameter part provided on the free end side.
Needle structure for dot printers described in section. (4) The needle structure for a dot printer according to claim 3, wherein the diameter-reduced portion of the member is longer than the contact height of the spring in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12068188U JPH0513575Y2 (en) | 1988-09-15 | 1988-09-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12068188U JPH0513575Y2 (en) | 1988-09-15 | 1988-09-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0241941U true JPH0241941U (en) | 1990-03-22 |
| JPH0513575Y2 JPH0513575Y2 (en) | 1993-04-09 |
Family
ID=31367005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12068188U Expired - Lifetime JPH0513575Y2 (en) | 1988-09-15 | 1988-09-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0513575Y2 (en) |
-
1988
- 1988-09-15 JP JP12068188U patent/JPH0513575Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0513575Y2 (en) | 1993-04-09 |