JPS6063898U - Alarm clock striking device - Google Patents
Alarm clock striking deviceInfo
- Publication number
- JPS6063898U JPS6063898U JP15666483U JP15666483U JPS6063898U JP S6063898 U JPS6063898 U JP S6063898U JP 15666483 U JP15666483 U JP 15666483U JP 15666483 U JP15666483 U JP 15666483U JP S6063898 U JPS6063898 U JP S6063898U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- permanent magnet
- magnetic core
- fixed
- bell
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の１実施例の平面図、第２図は第１図の
Ａ−Ａ断面図、第３図は振動板の詳細図、第４図は第１
図電磁打鈴装置の駆動回路のブロック図、第５図は第４
図の駆動波形のタイムチャートである。
１・・・・・・リン、２・・・・・・リン支持板、３・
・・・・・ケース、４・・・・・・振動板、５・・・・
・・シュモク、６・・・・・・永久磁石、７・・・・・
・緩衝部材、８・・・・・・励磁コイル、９・・・・・
・ヨーク、１０・・・・・・磁芯、１２・・・・・・水
晶発振器、１３・・・・・・分周器、１５，１６・・・
・・・パルス列発生回路、１７・・・・・・波形切換回
路。Fig. 1 is a plan view of one embodiment of the present invention, Fig. 2 is a sectional view taken along line A-A in Fig. 1, Fig. 3 is a detailed view of the diaphragm, and Fig. 4 is a
Figure 5 is a block diagram of the drive circuit of the electromagnetic bell striking device.
3 is a time chart of drive waveforms shown in the figure. 1...phosphorus, 2...phosphorus support plate, 3.
...Case, 4...Diaphragm, 5...
...Shmoku, 6...Permanent magnet, 7...
・Buffer member, 8... Excitation coil, 9...
・Yoke, 10... Magnetic core, 12... Crystal oscillator, 13... Frequency divider, 15, 16...
... Pulse train generation circuit, 17... Waveform switching circuit.
Claims (3)
周する分周回路と、分周回路の複数の出力、 をデコ
ードして複数のパルス列を発生するパルス発生回路と、
アラーム時刻の到来によって発生する信号を受けて上記
複数のパルス列を一定時間毎に切換えて出力する切換回
路と、上記切換回路の出力を受けて作動する発音装置と
から成る目覚時計に於て、上記発音装置は磁芯を有する
励磁コイルと、バネ性を有する薄板で形成された振動板
と、上記振動板に固着され、その振動方向と同方向に着
磁された永久磁石と、上記振動板の先端付近に固着され
たシュモクと、上記振動板の振動に応じてシュモクによ
り打鈴されるリンと、上記励磁コイル、振動板及びリン
を固定するケースから成り、上記振動板は永久磁石が磁
芯と対向する様に配置され、しかも上記磁芯と永久磁石
は励磁コイルが非励磁の時には互いに吸引関係にあり、
又励磁時には互いに反撥して上記リンとシュモクが打鈴
する様にした事を特徴とする電磁打鈴装置。(1) a crystal oscillator, a frequency divider circuit that divides the output frequency of the crystal oscillator, and a pulse generation circuit that decodes multiple outputs of the frequency divider circuit and generates multiple pulse trains;
The above alarm clock comprises a switching circuit that receives a signal generated by the arrival of the alarm time and switches and outputs the plurality of pulse trains at fixed time intervals, and a sounding device that operates in response to the output of the switching circuit. The sound generating device includes an excitation coil having a magnetic core, a diaphragm formed of a thin plate with spring properties, a permanent magnet fixed to the diaphragm and magnetized in the same direction as the vibration direction of the diaphragm, and a permanent magnet fixed to the diaphragm and magnetized in the same direction as the vibration direction of the diaphragm. It consists of a shmoku fixed near the tip, a ring that is struck by the shmoku in response to the vibration of the diaphragm, and a case that fixes the excitation coil, the diaphragm, and the ring, and the diaphragm has a permanent magnet at its core. The magnetic core and the permanent magnet are arranged to face each other, and the magnetic core and the permanent magnet are in an attractive relationship with each other when the excitation coil is de-energized.
Furthermore, an electromagnetic bell-striking device characterized in that the phosphorus and shmoku strike a bell by repelling each other during excitation.
、上記磁芯は軸方向に移動可能であり、上記永久磁石と
の距離を調整可能＆Ｈしたことを特徴とする電磁打鈴装
置。(2) The electromagnetic striking bell according to claim (1), wherein the magnetic core is movable in the axial direction, and the distance from the permanent magnet is adjustable. Device.
於て、上記永久磁石の上記磁芯に対向する面に緩衝部材
を固着したことを特徴とする電磁打鈴装置。(3) An electromagnetic bell striking device according to claim (1), characterized in that a buffer member is fixed to a surface of the permanent magnet facing the magnetic core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15666483U JPS6063898U (en) | 1983-10-07 | 1983-10-07 | Alarm clock striking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15666483U JPS6063898U (en) | 1983-10-07 | 1983-10-07 | Alarm clock striking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6063898U true JPS6063898U (en) | 1985-05-04 |
| JPH0419599Y2 JPH0419599Y2 (en) | 1992-05-01 |
Family
ID=30345621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15666483U Granted JPS6063898U (en) | 1983-10-07 | 1983-10-07 | Alarm clock striking device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6063898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6368699U (en) * | 1986-10-23 | 1988-05-09 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5735478A (en) * | 1980-08-13 | 1982-02-26 | Hitachi Ltd | Signal processing circuit for video camera |
-
1983
- 1983-10-07 JP JP15666483U patent/JPS6063898U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5735478A (en) * | 1980-08-13 | 1982-02-26 | Hitachi Ltd | Signal processing circuit for video camera |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6368699U (en) * | 1986-10-23 | 1988-05-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0419599Y2 (en) | 1992-05-01 |
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