KR920001433U - 방열형 전자총의 온도 측정용 모조 캐소오드 - Google Patents
방열형 전자총의 온도 측정용 모조 캐소오드Info
- Publication number
- KR920001433U KR920001433U KR2019900008403U KR900008403U KR920001433U KR 920001433 U KR920001433 U KR 920001433U KR 2019900008403 U KR2019900008403 U KR 2019900008403U KR 900008403 U KR900008403 U KR 900008403U KR 920001433 U KR920001433 U KR 920001433U
- Authority
- KR
- South Korea
- Prior art keywords
- imitation
- gun
- cathode
- heat dissipation
- temperature measurement
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/42—Measurement or testing during manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019900008403U KR920007275Y1 (ko) | 1990-06-12 | 1990-06-12 | 방열형 전자총의 온도 측정용 모조 캐소오드 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019900008403U KR920007275Y1 (ko) | 1990-06-12 | 1990-06-12 | 방열형 전자총의 온도 측정용 모조 캐소오드 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920001433U true KR920001433U (ko) | 1992-01-28 |
KR920007275Y1 KR920007275Y1 (ko) | 1992-10-09 |
Family
ID=19299889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019900008403U KR920007275Y1 (ko) | 1990-06-12 | 1990-06-12 | 방열형 전자총의 온도 측정용 모조 캐소오드 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR920007275Y1 (ko) |
-
1990
- 1990-06-12 KR KR2019900008403U patent/KR920007275Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR920007275Y1 (ko) | 1992-10-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20010928 Year of fee payment: 10 |
|
LAPS | Lapse due to unpaid annual fee |