JPH049744U - - Google Patents
Info
- Publication number
- JPH049744U JPH049744U JP5107090U JP5107090U JPH049744U JP H049744 U JPH049744 U JP H049744U JP 5107090 U JP5107090 U JP 5107090U JP 5107090 U JP5107090 U JP 5107090U JP H049744 U JPH049744 U JP H049744U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- iron core
- movable member
- heat transfer
- electromagnetic device
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 1
- 230000020169 heat generation Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
Landscapes
- Accessory Devices And Overall Control Thereof (AREA)
- Impact Printers (AREA)
Description
第１図は本考案に係る印字ヘツドの一部切欠し
て示した正面図、第２図はその一部断面図である
。
２……電磁石装置、３……鉄心、４……コイル
、５……伝熱リング、５ａ……穴部、６……サー
ミスタ、９……印字ワイヤ（印字要素）、１０…
…印字レバー（可動部材）。
FIG. 1 is a partially cutaway front view of a printing head according to the present invention, and FIG. 2 is a partially sectional view thereof. 2... Electromagnet device, 3... Iron core, 4... Coil, 5... Heat transfer ring, 5a... Hole, 6... Thermistor, 9... Printing wire (printing element), 10...
...Print lever (movable member).
Claims (1)
電磁石装置と、この電磁石装置によつて作動され
る可動部材と、この可動部材の作動によつて駆動
される印字要素とを含み、上記鉄心と上記コイル
とが円周状に配列してあるとともに上記可動部材
が上記鉄心と上記コイルの配列に対応して向心的
に配列してある印字ヘツドにおいて、 上記コイルの配列の内側に、各コイルから発生
する熱を受け取る金属製の伝熱リングが配設して
あり、 上記伝熱リングに設けてある穴部に、発熱検知
用のサーミスタが埋設してある ことを特徴とする印字ヘツド。[Claims for Utility Model Registration] An electromagnetic device consisting of an iron core and a coil wound around it, a movable member actuated by the electromagnetic device, and printing driven by the operation of the movable member. a printing head, wherein the iron core and the coil are arranged circumferentially, and the movable member is arranged centripetally in correspondence with the arrangement of the iron core and the coil; A metal heat transfer ring is placed inside the array to receive the heat generated from each coil, and a thermistor for heat generation detection is embedded in the hole provided in the heat transfer ring. A print head featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5107090U JPH049744U (en) | 1990-05-16 | 1990-05-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5107090U JPH049744U (en) | 1990-05-16 | 1990-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH049744U true JPH049744U (en) | 1992-01-28 |
Family
ID=31570175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5107090U Pending JPH049744U (en) | 1990-05-16 | 1990-05-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH049744U (en) |
-
1990
- 1990-05-16 JP JP5107090U patent/JPH049744U/ja active Pending