JPS59174022A - 近接スイツチ発振回路 - Google Patents
近接スイツチ発振回路Info
- Publication number
- JPS59174022A JPS59174022A JP4930083A JP4930083A JPS59174022A JP S59174022 A JPS59174022 A JP S59174022A JP 4930083 A JP4930083 A JP 4930083A JP 4930083 A JP4930083 A JP 4930083A JP S59174022 A JPS59174022 A JP S59174022A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- oscillation
- voltage
- transistor
- emitter
- 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 abstract description 35
- 230000000295 complement effect Effects 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 5
- 230000003071 parasitic effect Effects 0.000 abstract description 15
- 238000007599 discharging Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000013459 approach Methods 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 244000145845 chattering Species 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/95—Proximity switches using a magnetic detector
- H03K17/952—Proximity switches using a magnetic detector using inductive coils
- H03K17/9537—Proximity switches using a magnetic detector using inductive coils in a resonant circuit
Landscapes
- Electronic Switches (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4930083A JPS59174022A (ja) | 1983-03-24 | 1983-03-24 | 近接スイツチ発振回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4930083A JPS59174022A (ja) | 1983-03-24 | 1983-03-24 | 近接スイツチ発振回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59174022A true JPS59174022A (ja) | 1984-10-02 |
JPH0422049B2 JPH0422049B2 (enrdf_load_stackoverflow) | 1992-04-15 |
Family
ID=12827074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4930083A Granted JPS59174022A (ja) | 1983-03-24 | 1983-03-24 | 近接スイツチ発振回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59174022A (enrdf_load_stackoverflow) |
-
1983
- 1983-03-24 JP JP4930083A patent/JPS59174022A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0422049B2 (enrdf_load_stackoverflow) | 1992-04-15 |
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