CH352504A - Arrangement with a movable magnetic scanning device, especially for telephone subscriber stations - Google Patents
Arrangement with a movable magnetic scanning device, especially for telephone subscriber stationsInfo
- Publication number
- CH352504A CH352504A CH352504DA CH352504A CH 352504 A CH352504 A CH 352504A CH 352504D A CH352504D A CH 352504DA CH 352504 A CH352504 A CH 352504A
- Authority
- CH
- Switzerland
- Prior art keywords
- arrangement
- scanning device
- subscriber stations
- movable magnetic
- telephone subscriber
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/17—Construction or disposition of windings
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Moving Of Heads (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH834644X | 1957-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH352504A true CH352504A (en) | 1961-02-28 |
Family
ID=4540577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH352504D CH352504A (en) | 1957-06-27 | 1957-06-27 | Arrangement with a movable magnetic scanning device, especially for telephone subscriber stations |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE568868A (en) |
| CH (1) | CH352504A (en) |
| DE (1) | DE1059041B (en) |
| GB (1) | GB834644A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1139888B (en) * | 1960-07-05 | 1962-11-22 | Dieter Beckmann | Device for recording and / or reproducing and / or deleting pulses in telecommunication systems, in particular telephone systems |
-
0
- BE BE568868D patent/BE568868A/xx unknown
-
1957
- 1957-06-27 CH CH352504D patent/CH352504A/en unknown
-
1958
- 1958-05-28 DE DEA29590A patent/DE1059041B/en active Pending
- 1958-06-23 GB GB20078/58A patent/GB834644A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE568868A (en) | |
| DE1059041B (en) | 1959-06-11 |
| GB834644A (en) | 1960-05-11 |
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