JPH0390951U - - Google Patents
Info
- Publication number
- JPH0390951U JPH0390951U JP15152089U JP15152089U JPH0390951U JP H0390951 U JPH0390951 U JP H0390951U JP 15152089 U JP15152089 U JP 15152089U JP 15152089 U JP15152089 U JP 15152089U JP H0390951 U JPH0390951 U JP H0390951U
- Authority
- JP
- Japan
- Prior art keywords
- leaf spring
- printing
- magnet
- hammer head
- pole core
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Impact Printers (AREA)
Description
第１図はこの考案の実施例１の側面図、第２図
はその作用説明図、第３図は実施例２のポールコ
アの拡大側面図、第４図は従来の印字ハンマヘツ
ドの側面図、第５図はその作用説明図である。
１……板ばね、２……印字ピン、３……ポール
コア、４……コイル、５……マグネツト、６……
バツクプレート。
Fig. 1 is a side view of Embodiment 1 of this invention, Fig. 2 is an explanatory view of its operation, Fig. 3 is an enlarged side view of the pole core of Embodiment 2, Fig. 4 is a side view of a conventional printing hammer head, and Fig. 4 is a side view of a conventional printing hammer head. FIG. 5 is an explanatory diagram of its operation. 1... Leaf spring, 2... Printing pin, 3... Pole core, 4... Coil, 5... Magnet, 6...
Back plate.
Claims (1)
によりポールコアに撓んだ状態で吸引保持し、こ
の状態からコイルを励磁し、前記マグネツトの吸
引力を相殺して前記板ばねの復元力で印字する印
字ハンマヘツドにおいて、前記ポールコアの板ば
ねとのあたり面を板ばねの撓み曲面、又はそれと
近似する曲面に形成したことを特徴とするドツト
インパクトプリンタ用印字ハンマヘツド。 A leaf spring with a printing pin attached to its tip is attracted and held in a bent state by a magnet on a pole core, and from this state the coil is excited, the attraction force of the magnet is canceled out, and printing is performed using the restoring force of the leaf spring. A printing hammer head for a dot impact printer, characterized in that in the hammer head, the surface of the pole core that contacts the leaf spring is formed into a deflection curved surface of the leaf spring, or a curved surface similar thereto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15152089U JPH0621723Y2 (en) | 1989-12-29 | 1989-12-29 | Printing hammer head for dot impact printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15152089U JPH0621723Y2 (en) | 1989-12-29 | 1989-12-29 | Printing hammer head for dot impact printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0390951U true JPH0390951U (en) | 1991-09-17 |
| JPH0621723Y2 JPH0621723Y2 (en) | 1994-06-08 |
Family
ID=31697817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15152089U Expired - Fee Related JPH0621723Y2 (en) | 1989-12-29 | 1989-12-29 | Printing hammer head for dot impact printer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0621723Y2 (en) |
-
1989
- 1989-12-29 JP JP15152089U patent/JPH0621723Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0621723Y2 (en) | 1994-06-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |