JPH03702U - - Google Patents
Info
- Publication number
- JPH03702U JPH03702U JP5944390U JP5944390U JPH03702U JP H03702 U JPH03702 U JP H03702U JP 5944390 U JP5944390 U JP 5944390U JP 5944390 U JP5944390 U JP 5944390U JP H03702 U JPH03702 U JP H03702U
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- light source
- power
- connection
- line
- 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
- 230000000630 rising effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図〜第４図は本考案の一実施例を示す図で
、第１図は主要部の構成を示す図、第２図はリセ
ツト回路の具体的構成を示す図、第３図はリセツ
ト回路における電圧検出用Ｃ―ＭＯＳ集積回路の
機能説明図、第４図は動作説明用波形図、第５図
および第６図はそれぞれ本考案の他の実施例にお
けるスイツチング素子を示す図である。
１０…接続コード、１１…コネクタプラグ、１
２…コネクタジヤツク、１３…電源（＋Ｖ）ライ
ン、１５…信号ライン、１６…電源（−Ｖ）ライ
ン、１７…演算増幅器、１８…保護抵抗、１９…
ＮＰＮ形トランジスタ、２０…リセツト回路、２
１…入力端子、２２…出力端子、２３…電圧検出
用Ｃ−ＭＯＳ集積回路、５０…リレー、６０…ア
ナログスイツチ。
Figures 1 to 4 are diagrams showing an embodiment of the present invention. Figure 1 shows the configuration of the main parts, Figure 2 shows the specific configuration of the reset circuit, and Figure 3 shows the reset circuit. FIG. 4 is a waveform diagram for explaining the operation, and FIGS. 5 and 6 are diagrams showing switching elements in other embodiments of the present invention. 10... Connection cord, 11... Connector plug, 1
2... Connector jack, 13... Power supply (+V) line, 15... Signal line, 16... Power supply (-V) line, 17... Operational amplifier, 18... Protection resistor, 19...
NPN transistor, 20...Reset circuit, 2
DESCRIPTION OF SYMBOLS 1... Input terminal, 22... Output terminal, 23... C-MOS integrated circuit for voltage detection, 50... Relay, 60... Analog switch.
Claims (1)
ドを有する内視鏡用カメラ本体と、前記接続コー
ド内に配設された前記光源装置から電源を供給す
る電源ライン、接地ライン及び前記カメラ本体か
ら光源装置への情報信号の伝達を行なう信号ライ
ンと、この信号ラインと接地点間に介挿されたス
イツチング素子と、前記接続コードにおける電源
ラインと接地点間に接続され、前記カメラ本体と
光源装置との接続による電源電圧の立上がり期間
において作動し、前記スイツチング素子をオン状
態となすリセツト回路とを具備したことを特徴と
する内視鏡用カメラ。 An endoscope camera body having a connection cord for connection with a light source device including a power source, a power line and a ground line for supplying power from the light source device arranged in the connection cord, and a light source from the camera body. A signal line for transmitting information signals to the device, a switching element inserted between the signal line and the ground point, and a switching element connected between the power line and the ground point in the connection cord, and connected to the camera body and the light source device. 1. A camera for an endoscope, comprising: a reset circuit that operates during a rising period of a power supply voltage due to connection of the switching element to turn on the switching element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5944390U JPH0531615Y2 (en) | 1990-06-05 | 1990-06-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5944390U JPH0531615Y2 (en) | 1990-06-05 | 1990-06-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03702U true JPH03702U (en) | 1991-01-08 |
| JPH0531615Y2 JPH0531615Y2 (en) | 1993-08-13 |
Family
ID=31585939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5944390U Expired - Lifetime JPH0531615Y2 (en) | 1990-06-05 | 1990-06-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0531615Y2 (en) |
-
1990
- 1990-06-05 JP JP5944390U patent/JPH0531615Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0531615Y2 (en) | 1993-08-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH03702U (en) | ||
| JPS6257470U (en) | ||
| JPS62203526U (en) | ||
| JPS61119290U (en) | ||
| JPS6396486U (en) | ||
| JPS605042U (en) | Relay contact monitor | |
| JPS62173829U (en) | ||
| JPH0226822U (en) | ||
| JPS62129152U (en) | ||
| JPH0410532U (en) | ||
| JPS6129558U (en) | active receive circuit | |
| JPH0691446B2 (en) | Electronic switch | |
| JPS63187443U (en) | ||
| JPH0359731U (en) | ||
| JPH0246419U (en) | ||
| JPH03103514U (en) | ||
| JPS6245631U (en) | ||
| JPS6020625U (en) | Stabilized power supply circuit | |
| JPH0275581U (en) | ||
| JPS63195419U (en) | ||
| JPS61144483U (en) | ||
| JPS6390329U (en) | ||
| JPS61184334U (en) | ||
| JPS615029U (en) | Sawtooth wave generator | |
| JPH0336229U (en) |