JPS4954898A - - Google Patents
Info
- Publication number
- JPS4954898A JPS4954898A JP48049577A JP4957773A JPS4954898A JP S4954898 A JPS4954898 A JP S4954898A JP 48049577 A JP48049577 A JP 48049577A JP 4957773 A JP4957773 A JP 4957773A JP S4954898 A JPS4954898 A JP S4954898A
- Authority
- JP
- Japan
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
- H01F13/003—Methods and devices for magnetising permanent magnets
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- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/08—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
- G04C3/10—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
-
- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D9/00—Demagnetising devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Soft Magnetic Materials (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH674172 | 1972-05-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4954898A true JPS4954898A (de) | 1974-05-28 |
Family
ID=4314289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48049577A Pending JPS4954898A (de) | 1972-05-05 | 1973-05-02 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3887401A (de) |
| JP (1) | JPS4954898A (de) |
| CH (2) | CH545530A (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5212754A (en) * | 1975-07-18 | 1977-01-31 | Ngk Insulators Ltd | Dry distillation of sewage sludge |
| US4265680A (en) * | 1980-03-10 | 1981-05-05 | Astrolab Corp. | Method for making hollow magnetic pipe |
| FR2653265B1 (fr) * | 1989-10-13 | 1992-02-07 | Centre Nat Rech Scient | Procede de preparation de materiaux magnetiques de tres haute qualite. |
| FR2764430B1 (fr) * | 1997-06-04 | 1999-07-23 | Mecagis | Procede de traitement thermique sous champ magnetique d'un composant en materiau magnetique doux |
| US6217672B1 (en) * | 1997-09-24 | 2001-04-17 | Yide Zhang | Magnetic annealing of magnetic alloys in a dynamic magnetic field |
| US6869567B2 (en) * | 2002-05-15 | 2005-03-22 | Steven Kretchmer | Magnetic platinum alloys |
| US20050273999A1 (en) * | 2004-06-09 | 2005-12-15 | General Electric Company | Method and system for fabricating components |
| CN109741902A (zh) * | 2019-01-08 | 2019-05-10 | 苏州腾凯金属材料有限公司 | 一种电磁阀的去磁方法 |
| CN112904699B (zh) * | 2021-03-02 | 2022-11-04 | 上海科世达-华阳汽车电器有限公司 | 一种汽车peps系统及其消磁控制方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1708936A (en) * | 1926-12-23 | 1929-04-16 | Bell Telephone Labor Inc | Magnetic material |
| US2307605A (en) * | 1938-09-21 | 1943-01-05 | Gen Electric | Magnetic material heat treatment |
| US2504870A (en) * | 1947-02-07 | 1950-04-18 | Jessop William & Sons Ltd | Method of manufacturing permanent magnets |
| US2622050A (en) * | 1951-03-22 | 1952-12-16 | Gen Electric | Process for heat-treating cobalt-platinum magnets |
| US2765161A (en) * | 1952-06-03 | 1956-10-02 | William Mungall | Jig for selective hardening of steel rings |
| US2837452A (en) * | 1955-01-19 | 1958-06-03 | Philips Corp | Method of making anisotropic permanent magnets |
| US2933427A (en) * | 1956-03-28 | 1960-04-19 | Philips Corp | Permanent anisotropic magnet and method of making same |
-
1972
- 1972-05-05 CH CH545530D patent/CH545530A/xx unknown
- 1972-05-05 CH CH674172D patent/CH674172A4/xx unknown
-
1973
- 1973-04-16 US US351324A patent/US3887401A/en not_active Expired - Lifetime
- 1973-05-02 JP JP48049577A patent/JPS4954898A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH674172A4 (de) | 1973-08-31 |
| CH545530A (de) | 1974-01-31 |
| US3887401A (en) | 1975-06-03 |