JPH03101836U - - Google Patents
Info
- Publication number
- JPH03101836U JPH03101836U JP926590U JP926590U JPH03101836U JP H03101836 U JPH03101836 U JP H03101836U JP 926590 U JP926590 U JP 926590U JP 926590 U JP926590 U JP 926590U JP H03101836 U JPH03101836 U JP H03101836U
- Authority
- JP
- Japan
- Prior art keywords
- insulator
- groove
- heater
- directly heated
- heated cathode
- 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
- 239000012212 insulator Substances 0.000 claims description 3
- 239000010953 base metal Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Electrolytic Production Of Metals (AREA)
Description
第１図はこの考案にかかる直熱型カソードの要
部分解斜視図、第２図は同じく本考案の直熱型カ
ソードの断面図、第３図は従来の直熱型カソード
の断面図である。
１１……ヒータ、１２……ベースメタル、１３
……エミツタ物質、１４……インシユレータ、１
５……溝、１６……折り曲げ部、１７……金属板
、１８……バネ板、１９……リード。
Fig. 1 is an exploded perspective view of essential parts of a directly heated cathode according to this invention, Fig. 2 is a sectional view of a directly heated cathode also according to the invention, and Fig. 3 is a sectional view of a conventional directly heated cathode. . 11...Heater, 12...Base metal, 13
...Emitsuta substance, 14...Insulator, 1
5... Groove, 16... Bent portion, 17... Metal plate, 18... Spring plate, 19... Lead.
Claims (1)
したテープ状ヒータを、インシユレータ上の対向
する上端間に跨つて張設したものにおいて、上記
インシユレータの上端に溝を形成し、この溝に前
記ヒータの折り曲げ部を配置したことを特徴とす
る直熱型カソード。 A tape-shaped heater to which a base metal coated with an emitter substance is fixed is stretched across the opposite upper ends of the insulator, and a groove is formed in the upper end of the insulator, and the heater is bent in this groove. A directly heated cathode characterized by the arrangement of parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP926590U JPH03101836U (en) | 1990-01-31 | 1990-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP926590U JPH03101836U (en) | 1990-01-31 | 1990-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03101836U true JPH03101836U (en) | 1991-10-23 |
Family
ID=31512870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP926590U Pending JPH03101836U (en) | 1990-01-31 | 1990-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03101836U (en) |
-
1990
- 1990-01-31 JP JP926590U patent/JPH03101836U/ja active Pending