CH450489A - Method of manufacturing a pole piece for a magnetic sound head - Google Patents
Method of manufacturing a pole piece for a magnetic sound headInfo
- Publication number
- CH450489A CH450489A CH1002466A CH1002466A CH450489A CH 450489 A CH450489 A CH 450489A CH 1002466 A CH1002466 A CH 1002466A CH 1002466 A CH1002466 A CH 1002466A CH 450489 A CH450489 A CH 450489A
- Authority
- CH
- Switzerland
- Prior art keywords
- manufacturing
- pole piece
- sound head
- magnetic sound
- magnetic
- Prior art date
Links
Classifications
-
- 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
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/193—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features the pole pieces being ferrite or other magnetic particles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL6508992A NL6508992A (en) | 1965-07-13 | 1965-07-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH450489A true CH450489A (en) | 1968-01-31 |
Family
ID=19793626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1002466A CH450489A (en) | 1965-07-13 | 1966-07-11 | Method of manufacturing a pole piece for a magnetic sound head |
Country Status (7)
Country | Link |
---|---|
AT (1) | AT280644B (en) |
BE (1) | BE683927A (en) |
CH (1) | CH450489A (en) |
DE (1) | DE1547045B2 (en) |
GB (1) | GB1148587A (en) |
NL (1) | NL6508992A (en) |
SE (1) | SE328725B (en) |
-
1965
- 1965-07-13 NL NL6508992A patent/NL6508992A/xx unknown
-
1966
- 1966-07-08 GB GB3077266A patent/GB1148587A/en not_active Expired
- 1966-07-11 BE BE683927D patent/BE683927A/xx unknown
- 1966-07-11 CH CH1002466A patent/CH450489A/en unknown
- 1966-07-11 SE SE948066A patent/SE328725B/xx unknown
- 1966-07-11 AT AT662966A patent/AT280644B/en not_active IP Right Cessation
- 1966-07-11 DE DE1966N0028827 patent/DE1547045B2/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DE1547045A1 (en) | 1970-10-22 |
NL6508992A (en) | 1967-01-16 |
GB1148587A (en) | 1969-04-16 |
BE683927A (en) | 1967-01-11 |
SE328725B (en) | 1970-09-21 |
DE1547045B2 (en) | 1976-07-22 |
AT280644B (en) | 1970-04-27 |
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