JPH0195630U - - Google Patents
Info
- Publication number
- JPH0195630U JPH0195630U JP19181487U JP19181487U JPH0195630U JP H0195630 U JPH0195630 U JP H0195630U JP 19181487 U JP19181487 U JP 19181487U JP 19181487 U JP19181487 U JP 19181487U JP H0195630 U JPH0195630 U JP H0195630U
- Authority
- JP
- Japan
- Prior art keywords
- sensor coil
- coil
- sensor
- weight
- sensor device
- 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
- 230000010355 oscillation Effects 0.000 claims description 2
- 239000003990 capacitor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Measuring Fluid Pressure (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Description
第１図は重量センサー装置の機械的な部分の平
面図、第２図は同装置の一部破断側面図、第３図
は電気回路の回路図、第４図は各部分の波形図、
第５図は温度特性のグラフ、第６図は他の実施例
の回路図である。
１……重量センサー装置、２……フレーム、４
，５……板ばね、８……荷重受け板、９……モー
タ、１１……軸、１６……コイルボビン、１７…
…センサーコイル、１８……温度補償用コイル、
１９……帰路形成用の磁性部材、２０……コア、
２１……支点、２２……コイルスプリング、２３
……発振回路。
Fig. 1 is a plan view of the mechanical part of the weight sensor device, Fig. 2 is a partially cutaway side view of the device, Fig. 3 is a circuit diagram of the electric circuit, Fig. 4 is a waveform diagram of each part,
FIG. 5 is a graph of temperature characteristics, and FIG. 6 is a circuit diagram of another embodiment. 1... Weight sensor device, 2... Frame, 4
, 5... Leaf spring, 8... Load receiving plate, 9... Motor, 11... Shaft, 16... Coil bobbin, 17...
...Sensor coil, 18...Temperature compensation coil,
19... Magnetic member for forming a return path, 20... Core,
21...Fully point, 22...Coil spring, 23
...Oscillation circuit.
Claims (1)
路の上記センサーコイルのインダクタンスが加え
られる荷重によつて上記センサーコイルに対する
コアの位置を変位させることによつて変化させる
ようになした重量センサー装置において、上記セ
ンサーコイルの近傍に、上記センサーコイルと磁
気結合し、上記センサーコイルに対して逆温度特
性の温度補償用コイルを設けたことを特徴とする
重量センサー装置。 In the weight sensor device, the inductance of the sensor coil of an oscillation circuit including a sensor coil and a capacitor is changed by displacing the position of the core with respect to the sensor coil according to an applied load, wherein the sensor coil A weight sensor device comprising: a temperature compensation coil magnetically coupled to the sensor coil and having an inverse temperature characteristic to the sensor coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987191814U JPH0733138Y2 (en) | 1987-12-17 | 1987-12-17 | Weight sensor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987191814U JPH0733138Y2 (en) | 1987-12-17 | 1987-12-17 | Weight sensor device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0195630U true JPH0195630U (en) | 1989-06-23 |
| JPH0733138Y2 JPH0733138Y2 (en) | 1995-07-31 |
Family
ID=31482706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987191814U Expired - Lifetime JPH0733138Y2 (en) | 1987-12-17 | 1987-12-17 | Weight sensor device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0733138Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4819066U (en) * | 1971-07-12 | 1973-03-03 | ||
| JPS5330349U (en) * | 1976-08-21 | 1978-03-15 | ||
| JPS5643487A (en) * | 1979-08-10 | 1981-04-22 | Shigetoshi Arakawa | Production of *tsumugi* like pattern fabric |
| JPS61209332A (en) * | 1985-03-13 | 1986-09-17 | Tokyo Electric Co Ltd | Strain sensor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4819066B1 (en) * | 1969-08-28 | 1973-06-11 |
-
1987
- 1987-12-17 JP JP1987191814U patent/JPH0733138Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4819066U (en) * | 1971-07-12 | 1973-03-03 | ||
| JPS5330349U (en) * | 1976-08-21 | 1978-03-15 | ||
| JPS5643487A (en) * | 1979-08-10 | 1981-04-22 | Shigetoshi Arakawa | Production of *tsumugi* like pattern fabric |
| JPS61209332A (en) * | 1985-03-13 | 1986-09-17 | Tokyo Electric Co Ltd | Strain sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0733138Y2 (en) | 1995-07-31 |