FR1297208A - Système de couplage magnétique - Google Patents
Système de couplage magnétiqueInfo
- Publication number
- FR1297208A FR1297208A FR861869A FR861869A FR1297208A FR 1297208 A FR1297208 A FR 1297208A FR 861869 A FR861869 A FR 861869A FR 861869 A FR861869 A FR 861869A FR 1297208 A FR1297208 A FR 1297208A
- Authority
- FR
- France
- Prior art keywords
- magnetic coupling
- coupling system
- magnetic
- coupling
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/18—Rotary transformers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/21—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads
- H04M1/215—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads by non-intrusive coupling means, e.g. acoustic couplers
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR861869A FR1297208A (fr) | 1961-05-16 | 1961-05-16 | Système de couplage magnétique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR861869A FR1297208A (fr) | 1961-05-16 | 1961-05-16 | Système de couplage magnétique |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1297208A true FR1297208A (fr) | 1962-06-29 |
Family
ID=8755221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR861869A Expired FR1297208A (fr) | 1961-05-16 | 1961-05-16 | Système de couplage magnétique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1297208A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4685133A (en) * | 1985-09-16 | 1987-08-04 | Inr Technologies, Inc. | Wireless audio transmission system |
-
1961
- 1961-05-16 FR FR861869A patent/FR1297208A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4685133A (en) * | 1985-09-16 | 1987-08-04 | Inr Technologies, Inc. | Wireless audio transmission system |
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