TW345669B - Method of manufacturing metal rotor for trimmer capacitor - Google Patents
Method of manufacturing metal rotor for trimmer capacitorInfo
- Publication number
- TW345669B TW345669B TW086100210A TW86100210A TW345669B TW 345669 B TW345669 B TW 345669B TW 086100210 A TW086100210 A TW 086100210A TW 86100210 A TW86100210 A TW 86100210A TW 345669 B TW345669 B TW 345669B
- Authority
- TW
- Taiwan
- Prior art keywords
- rotor
- trimmer capacitor
- manufacturing metal
- metal rotor
- metal plate
- Prior art date
Links
- 239000002184 metal Substances 0.000 title abstract 6
- 239000003990 capacitor Substances 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 238000005530 etching Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G5/00—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
- H01G5/04—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture using variation of effective area of electrode
- H01G5/06—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture using variation of effective area of electrode due to rotation of flat or substantially flat electrodes
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G5/00—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/43—Electric condenser making
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/43—Electric condenser making
- Y10T29/435—Solid dielectric type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
- Y10T29/49012—Rotor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- ing And Chemical Polishing (AREA)
- Manufacture Of Motors, Generators (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8002744A JP3060929B2 (ja) | 1996-01-11 | 1996-01-11 | トリマコンデンサ用金属ロータの製造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW345669B true TW345669B (en) | 1998-11-21 |
Family
ID=11537867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW086100210A TW345669B (en) | 1996-01-11 | 1997-01-10 | Method of manufacturing metal rotor for trimmer capacitor |
Country Status (6)
Country | Link |
---|---|
US (1) | US5979031A (zh) |
JP (1) | JP3060929B2 (zh) |
KR (1) | KR100246686B1 (zh) |
CN (1) | CN1085392C (zh) |
DE (1) | DE19700708C2 (zh) |
TW (1) | TW345669B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001244142A (ja) * | 2000-02-28 | 2001-09-07 | Murata Mfg Co Ltd | 可変コンデンサおよび可変コンデンサ用金属ロータの製造方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3761860A (en) * | 1970-05-20 | 1973-09-25 | Alps Electric Co Ltd | Printed circuit resistor |
JPS5646247U (zh) * | 1979-09-17 | 1981-04-24 | ||
JP2590451B2 (ja) * | 1992-04-16 | 1997-03-12 | 株式会社村田製作所 | 可変コンデンサ |
KR100254146B1 (ko) * | 1992-04-16 | 2000-04-15 | 무라따 미치히로 | 전자부품의 제조방법 및 가변 콘덴서 |
JP3201015B2 (ja) * | 1992-10-08 | 2001-08-20 | 株式会社村田製作所 | 可変コンデンサ |
US5461535A (en) * | 1993-11-26 | 1995-10-24 | Murata Mfg. Co., Ltd. | Variable capacitor |
-
1996
- 1996-01-11 JP JP8002744A patent/JP3060929B2/ja not_active Expired - Lifetime
-
1997
- 1997-01-10 TW TW086100210A patent/TW345669B/zh not_active IP Right Cessation
- 1997-01-10 DE DE19700708A patent/DE19700708C2/de not_active Expired - Lifetime
- 1997-01-10 US US08/782,041 patent/US5979031A/en not_active Expired - Lifetime
- 1997-01-11 KR KR1019970000578A patent/KR100246686B1/ko not_active IP Right Cessation
- 1997-01-13 CN CN97102040A patent/CN1085392C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH09190951A (ja) | 1997-07-22 |
KR100246686B1 (ko) | 2000-03-15 |
KR970060279A (ko) | 1997-08-12 |
DE19700708C2 (de) | 2001-04-26 |
CN1085392C (zh) | 2002-05-22 |
US5979031A (en) | 1999-11-09 |
CN1161550A (zh) | 1997-10-08 |
JP3060929B2 (ja) | 2000-07-10 |
DE19700708A1 (de) | 1997-07-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK4A | Expiration of patent term of an invention patent |