JPH0473821U - - Google Patents
Info
- Publication number
- JPH0473821U JPH0473821U JP11744190U JP11744190U JPH0473821U JP H0473821 U JPH0473821 U JP H0473821U JP 11744190 U JP11744190 U JP 11744190U JP 11744190 U JP11744190 U JP 11744190U JP H0473821 U JPH0473821 U JP H0473821U
- Authority
- JP
- Japan
- Prior art keywords
- light
- weight
- light emitting
- calculation
- light receiving
- 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
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図は本考案の一実施例を示す外観斜視図、
第２図は従来の重量測定装置の一例を示す構成図
、第３図は一実施例の要部を示す断面図、第４図
はフオトトランジスタの特性曲線を示す図、第５
図は一実施例における電気系回路のブロツク図で
ある。１０……本体、１１……基台、１２……載
台、１３……表示器、１４……スイツチ、１５…
…コイルばね、１６……遮光板、１７……固定部
材、１８……発光ダイオード、１９……フオトト
ランジスタ、２０……支持部材、２１……レンズ
、２２……フイルタ、２３……Ａ／Ｄ変換器、２
４……制御部、２５……デイジタル表示部、２６
……電池。
FIG. 1 is an external perspective view showing an embodiment of the present invention;
Fig. 2 is a configuration diagram showing an example of a conventional weight measuring device, Fig. 3 is a sectional view showing the main parts of one embodiment, Fig. 4 is a diagram showing the characteristic curve of a phototransistor, and Fig. 5 is a diagram showing a characteristic curve of a phototransistor.
The figure is a block diagram of an electrical circuit in one embodiment. 10... Main body, 11... Base, 12... Mounting stand, 13... Display, 14... Switch, 15...
... Coil spring, 16 ... Light shielding plate, 17 ... Fixing member, 18 ... Light emitting diode, 19 ... Photo transistor, 20 ... Supporting member, 21 ... Lens, 22 ... Filter, 23 ... A/D converter, 2
4...Control unit, 25...Digital display unit, 26
……battery.
Claims (1)
の光量に対応した電気信号を出力する受光部と、 測定対象物の重量に対応して前記発光部から前
記受光部までの光路を通過する光の光量を変化さ
せる遮光手段と、 前記受光部の出力信号に基づいて、前記測定対
象物の重量を算出する演算手段と、 該演算手段の算出結果に基づき、前記重量をデ
イジタル表示する表示手段とを備えた、 ことを特徴とする重量測定装置。[Scope of Claim for Utility Model Registration] A light emitting part that emits light in a predetermined direction, a light receiving part that receives the light emitted from the light emitting part and outputs an electrical signal corresponding to the amount of the incident light, and an object to be measured. a light blocking means that changes the amount of light passing through the optical path from the light emitting section to the light receiving section in accordance with the weight of the object; and a calculation that calculates the weight of the object to be measured based on the output signal of the light receiving section. A weight measuring device comprising: means; and display means for digitally displaying the weight based on the calculation result of the calculation means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11744190U JPH0473821U (en) | 1990-11-08 | 1990-11-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11744190U JPH0473821U (en) | 1990-11-08 | 1990-11-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0473821U true JPH0473821U (en) | 1992-06-29 |
Family
ID=31865340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11744190U Pending JPH0473821U (en) | 1990-11-08 | 1990-11-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0473821U (en) |
-
1990
- 1990-11-08 JP JP11744190U patent/JPH0473821U/ja active Pending
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