JPH01126568U - - Google Patents
Info
- Publication number
- JPH01126568U JPH01126568U JP2210788U JP2210788U JPH01126568U JP H01126568 U JPH01126568 U JP H01126568U JP 2210788 U JP2210788 U JP 2210788U JP 2210788 U JP2210788 U JP 2210788U JP H01126568 U JPH01126568 U JP H01126568U
- Authority
- JP
- Japan
- Prior art keywords
- rotating body
- light
- receiving element
- circuit
- diagram showing
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 9
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Length-Measuring Instruments Using Mechanical Means (AREA)
Description
第１図は本考案の一実施例の外観を示す図、第
２図は上記実施例の要部断面図、第３図は本実施
例における回転信号検出機構を示す図、第４図は
上記実施例における発光ダイオードと回転板とホ
トトランジスタとの配設関係を示す図、第５図は
発光ダイオードの発光受光素子固定部への取付け
状態を示す図、第６図は第２図に示す部分以外の
断面図、第７図は測輪３の周辺の拡大図、第８図
は本実施例の回路構成を示す図、第９図は第８図
中の検出回路を詳細に示す図、第１０図は測輪転
動速度と検出出力レベルの関係を示した図、第１
１図はアラーム動作を説明するための図、第１２
図は表示パネルの表示体配列および該表示パネル
による表示例を示す図である。
１……時計ケース、１ａ……時計ケース開口部
、２……表示パネル、３……測輪、４……スピー
カ、５……時計ガラス、６……ハウジング、７ａ
……下部取付部材、７ｂ……裏蓋、９……回転歯
車、１０……回転板、１１……発光受光素子固定
部、１２……発光ダイオード、１３……ホトトラ
ンジスタ、１４……回路基板、１５，１６……電
極、１７……電池、１８……ＬＳＩ、１９……軸
穴、５０……発振回路、５１……分周回路、５２
……時刻計数回路、５４……距離レジスタ、５６
……モードカウンタ、５８……縮尺カウンタ、５
９……検出回路、６０……二値化回路、６５……
演算回路、６６……表示切換回路、６８……表示
部、７３……周波数信号発生回路、７４……信号
選択回路、７５……報音部。
Fig. 1 is a diagram showing the external appearance of one embodiment of the present invention, Fig. 2 is a sectional view of the main part of the above embodiment, Fig. 3 is a diagram showing the rotation signal detection mechanism in this embodiment, and Fig. 4 is the above A diagram showing the arrangement relationship among the light emitting diode, rotary plate, and phototransistor in the example, FIG. 5 is a diagram showing the state of attachment of the light emitting diode to the light emitting/receiving element fixing part, and FIG. 6 is the part shown in FIG. 2. 7 is an enlarged view of the vicinity of the measuring wheel 3, FIG. 8 is a diagram showing the circuit configuration of this embodiment, FIG. 9 is a diagram showing the detection circuit in FIG. 8 in detail, and FIG. Figure 10 is a diagram showing the relationship between measuring wheel rolling speed and detection output level.
Figure 1 is a diagram for explaining the alarm operation, Figure 12
The figure is a diagram showing an arrangement of display bodies on a display panel and an example of display by the display panel. DESCRIPTION OF SYMBOLS 1... Watch case, 1a... Watch case opening, 2... Display panel, 3... Measurement wheel, 4... Speaker, 5... Watch glass, 6... Housing, 7a
... Lower mounting member, 7b ... Back cover, 9 ... Rotating gear, 10 ... Rotating plate, 11 ... Light emitting light receiving element fixing part, 12 ... Light emitting diode, 13 ... Phototransistor, 14 ... Circuit board , 15, 16... electrode, 17... battery, 18... LSI, 19... shaft hole, 50... oscillation circuit, 51... frequency dividing circuit, 52
...Time counting circuit, 54...Distance register, 56
...Mode counter, 58 ...Scale counter, 5
9...detection circuit, 60...binarization circuit, 65...
Arithmetic circuit, 66... Display switching circuit, 68... Display section, 73... Frequency signal generation circuit, 74... Signal selection circuit, 75... Sound alarm section.
Claims (1)
転体と、この回転体の一方側に配置される発光素
子と、前記回転体の他方側に配置され前記回転体
の回転速度に対応するパルス信号を出力する受光
素子と、この受光素子からのパルス信号が前記回
転体の回転速度と対応しなくなつたことを検出す
る検出手段と、この検出手段の検出結果を報知す
る報知手段とを具備したことを特徴とする回転速
度警告装置。 A rotating body that intermittents the passage of light by rotating, a light emitting element disposed on one side of the rotating body, and a pulse signal corresponding to the rotational speed of the rotating body disposed on the other side of the rotating body. A light-receiving element that outputs a light-receiving element, a detection means for detecting that a pulse signal from the light-receiving element no longer corresponds to the rotational speed of the rotating body, and a notification means for reporting a detection result of the detection means. A rotation speed warning device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2210788U JPH01126568U (en) | 1988-02-22 | 1988-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2210788U JPH01126568U (en) | 1988-02-22 | 1988-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01126568U true JPH01126568U (en) | 1989-08-29 |
Family
ID=31239925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2210788U Pending JPH01126568U (en) | 1988-02-22 | 1988-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01126568U (en) |
-
1988
- 1988-02-22 JP JP2210788U patent/JPH01126568U/ja active Pending
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