JPH0167714U - - Google Patents
Info
- Publication number
- JPH0167714U JPH0167714U JP1987163884U JP16388487U JPH0167714U JP H0167714 U JPH0167714 U JP H0167714U JP 1987163884 U JP1987163884 U JP 1987163884U JP 16388487 U JP16388487 U JP 16388487U JP H0167714 U JPH0167714 U JP H0167714U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnetic material
- bearing
- rotary transformer
- rotating shaft
- 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.)
- Pending
Links
- 239000000696 magnetic material Substances 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第１図及び第２図は夫々本考案のロータリトラ
ンスの第１、第２実施例の断面図、第３図は従来
の代表的なロータリトランスの断面図、第４図は
その等価回路図である。
８……回転軸、９……軸受け、１０，２０……
ロータリトランス、１１……回転側の磁気コア、
１２……固定側の磁気コア、１３……回転側のコ
イル、１４……固定側のコイル、１５，１６……
非磁性体、１７，１８……磁気コア単体。
Figures 1 and 2 are sectional views of the first and second embodiments of the rotary transformer of the present invention, Figure 3 is a sectional view of a typical conventional rotary transformer, and Figure 4 is its equivalent circuit diagram. be. 8... Rotating shaft, 9... Bearing, 10, 20...
Rotary transformer, 11...Magnetic core on rotating side,
12... Fixed side magnetic core, 13... Rotating side coil, 14... Fixed side coil, 15, 16...
Non-magnetic material, 17, 18...Magnetic core alone.
Claims (1)
るロータリトランスであつて、回転ドラムを支持
する回転軸及び軸受けの一部又は全部を磁性体で
構成し、回転軸側磁性体と軸受け側磁性体とで磁
気回路を形成し、その磁気回路の回転軸側及び軸
受け側磁性体の一部に夫々コイルを巻回してトラ
ンスを構成したことを特徴とするロータリトラン
ス。 (2) 回転軸側磁性体と軸受け側磁性体は、非磁
性体によつて各コイル毎に分断されたものである
実用新案登録請求の範囲第１項記載のロータリト
ランス。[Claims for Utility Model Registration] (1) A rotary transformer installed in a rotating head type magnetic recording/reproducing device, in which a rotating shaft supporting a rotating drum and a part or all of the bearing are made of a magnetic material, A rotary transformer characterized in that a magnetic circuit is formed by a shaft side magnetic body and a bearing side magnetic body, and a transformer is constructed by winding a coil around a part of the rotating shaft side and a part of the bearing side magnetic body of the magnetic circuit. . (2) The rotary transformer according to claim 1, wherein the magnetic material on the rotating shaft side and the magnetic material on the bearing side are separated for each coil by a non-magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987163884U JPH0167714U (en) | 1987-10-27 | 1987-10-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987163884U JPH0167714U (en) | 1987-10-27 | 1987-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0167714U true JPH0167714U (en) | 1989-05-01 |
Family
ID=31449012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987163884U Pending JPH0167714U (en) | 1987-10-27 | 1987-10-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0167714U (en) |
-
1987
- 1987-10-27 JP JP1987163884U patent/JPH0167714U/ja active Pending
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