JPH0224624U - - Google Patents
Info
- Publication number
- JPH0224624U JPH0224624U JP10293988U JP10293988U JPH0224624U JP H0224624 U JPH0224624 U JP H0224624U JP 10293988 U JP10293988 U JP 10293988U JP 10293988 U JP10293988 U JP 10293988U JP H0224624 U JPH0224624 U JP H0224624U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- relay
- switching circuit
- input
- output
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Filters And Equalizers (AREA)
Description
第１図はこの考案の１実施例に係るフイルタ切
換回路を説明する回路図、第２図は従来のフイル
タ切換回路を説明するための回路図である。
図中、Ｆ１，Ｆ２，Ｆ３…フイルタ、Ｒ１〜Ｒ
６…リレー、ａ１〜ａ６…リレーの切換回路の常
開側接点、ｂ１〜ｂ６…リレーの切換回路の常閉
側接点。
FIG. 1 is a circuit diagram for explaining a filter switching circuit according to an embodiment of this invention, and FIG. 2 is a circuit diagram for explaining a conventional filter switching circuit. In the figure, F1, F2, F3...filters, R1 to R
6... Relay, a1 to a6... Normally open side contact of the switching circuit of the relay, b1 to b6... Normally closed side contact of the switching circuit of the relay.
Claims (1)
イルター切換回路に於いて、選択対象外のフイル
タに属するリレーの切換接点の常開側接点を利用
して該選択対象外のフイルターを介して選択対象
のフイルターの入力側及び出力側のリレー駆動回
路に駆動電流を印加する構成したことを特徴とす
るフイルター切換回路。 (2) 特定のフイルターのリレー駆動回路と該駆
動回路と特定方向に隣接するフイルターの切換接
点の常閉側接点が接続される請求項１に記載のフ
イルター切換回路。 (3) 上記フイルターはその入出力が直流的にア
ース接続せず、また、その入出力間が直流的に接
続状態にある請求項１に記載のフイルター切換回
路。[Claims for Utility Model Registration] (1) In a filter switching circuit that switches a plurality of filters using a relay, a normally open switching contact of a relay that belongs to a filter that is not selected is used to switch between filters that are not selected. A filter switching circuit characterized in that a drive current is applied to relay drive circuits on the input side and output side of a filter to be selected via the filter. (2) The filter switching circuit according to claim 1, wherein a relay drive circuit of a specific filter and a normally closed contact of a switching contact of a filter adjacent to the drive circuit in a specific direction are connected. (3) The filter switching circuit according to claim 1, wherein the input and output of the filter are not connected to ground in a DC manner, and the input and output are connected in a DC manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10293988U JPH0438570Y2 (en) | 1988-08-02 | 1988-08-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10293988U JPH0438570Y2 (en) | 1988-08-02 | 1988-08-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0224624U true JPH0224624U (en) | 1990-02-19 |
| JPH0438570Y2 JPH0438570Y2 (en) | 1992-09-09 |
Family
ID=31333309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10293988U Expired JPH0438570Y2 (en) | 1988-08-02 | 1988-08-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438570Y2 (en) |
-
1988
- 1988-08-02 JP JP10293988U patent/JPH0438570Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0438570Y2 (en) | 1992-09-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0224624U (en) | ||
| JPH033857U (en) | ||
| JPH0288433U (en) | ||
| JPH0255730U (en) | ||
| JPH02102640U (en) | ||
| JPS6151616U (en) | ||
| JPS6350153U (en) | ||
| JPS6152301U (en) | ||
| JPS6374088U (en) | ||
| JPS63146434U (en) | ||
| JPS5864021U (en) | control circuit | |
| JPH0397847U (en) | ||
| JPH021823U (en) | ||
| JPH02111925U (en) | ||
| JPS6050906U (en) | Hair dryer switch operation mechanism | |
| JPH01127282U (en) | ||
| JPS62191300U (en) | ||
| JPH0485633U (en) | ||
| JPS61161919U (en) | ||
| JPH0478734U (en) | ||
| JPH0314832U (en) | ||
| JPS60177526U (en) | Transmission line switching circuit | |
| JPH026647U (en) | ||
| JPS60162345U (en) | Control circuit for manual operation remote switch | |
| JPH0446425U (en) |