JPS60104825U - Camera power supply voltage detection circuit - Google Patents
Camera power supply voltage detection circuitInfo
- Publication number
- JPS60104825U JPS60104825U JP19633583U JP19633583U JPS60104825U JP S60104825 U JPS60104825 U JP S60104825U JP 19633583 U JP19633583 U JP 19633583U JP 19633583 U JP19633583 U JP 19633583U JP S60104825 U JPS60104825 U JP S60104825U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- circuit
- exposure control
- battery
- power supply
- 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
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Exposure Control For Cameras (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図は本考案に係るカメラの電源電圧検出回路の 。
全体構成図である。 。
−１・・・電池、６・・・昇圧回路、７・・・昇圧電圧
オン・オフ回路、訃・・露出制御回路、１４・・・印加
電圧検出回路、１９・・・発光ダイオード素子、２０・
・・印加電圧切換え回路、■□・・・電池電圧、ｖ２・
・・昇、圧電圧。
＼）The figure shows a power supply voltage detection circuit for a camera according to the present invention. It is an overall configuration diagram. . -1... Battery, 6... Boost circuit, 7... Boosted voltage on/off circuit, Exposed exposure control circuit, 14... Applied voltage detection circuit, 19... Light emitting diode element, 20・
・・Applied voltage switching circuit, ■□・・・Battery voltage, v2・
...Increase, piezovoltage. \)
Claims (1)
する昇圧回路と、 ゛ 該昇圧回路からの昇圧電圧が印加されて、測光
及び露出の制御を行なう露出制御回路と、−−前記露出
制御回路に含まれて、前記昇圧回路から前記露出制御回
路に印加される昇圧電圧と前記電池から前記露出制御回
路に印加される電池電圧とを検出する印加電圧検出回路
と、 前記露出制御回路に前記昇圧回路からの昇圧電圧が印加
きれるときには、前記電池電圧が印加されないように前
記露出制御回路に印加される印加電圧の切換えを行ない
、前記露出制御回路に前記−電池からの電池電圧が印加
されるときには、前記昇圧回路からの昇圧電圧が印加さ
れないように前□′記露出制御回路に印加される印加電
圧の切換えを行なう印加電圧切換え回路とからなること
を特徴とするカメラの電源電圧検出回路。[Claims for Utility Model Registration] A booster circuit to which a battery voltage from a battery is applied to boost the battery voltage; and ゛ Exposure control to which a boosted voltage from the booster circuit is applied to perform photometry and exposure control. circuit; - an applied voltage detection circuit included in the exposure control circuit and detecting a boosted voltage applied from the booster circuit to the exposure control circuit and a battery voltage applied from the battery to the exposure control circuit; and, when the boosted voltage from the booster circuit is completely applied to the exposure control circuit, the applied voltage applied to the exposure control circuit is switched so that the battery voltage is not applied, and the voltage applied to the exposure control circuit is and an applied voltage switching circuit that switches the applied voltage applied to the exposure control circuit □' so that the boosted voltage from the booster circuit is not applied when the battery voltage from the booster circuit is applied. Camera power supply voltage detection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19633583U JPS60104825U (en) | 1983-12-22 | 1983-12-22 | Camera power supply voltage detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19633583U JPS60104825U (en) | 1983-12-22 | 1983-12-22 | Camera power supply voltage detection circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60104825U true JPS60104825U (en) | 1985-07-17 |
| JPH0342421Y2 JPH0342421Y2 (en) | 1991-09-05 |
Family
ID=30754056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19633583U Granted JPS60104825U (en) | 1983-12-22 | 1983-12-22 | Camera power supply voltage detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60104825U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58103590U (en) * | 1982-01-05 | 1983-07-14 | キヤノン株式会社 | power supply device |
-
1983
- 1983-12-22 JP JP19633583U patent/JPS60104825U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58103590U (en) * | 1982-01-05 | 1983-07-14 | キヤノン株式会社 | power supply device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0342421Y2 (en) | 1991-09-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS60104825U (en) | Camera power supply voltage detection circuit | |
| JPS58176038U (en) | bicycle lighting device | |
| JPS5893988U (en) | Indicator light control circuit with flicker function | |
| JPS6033627U (en) | Photometric circuit | |
| JPS59118254U (en) | photoelectric flasher | |
| JPS6099843U (en) | Bicycle power supply | |
| JPS5995327U (en) | camera power circuit | |
| JPS5863848U (en) | charging device | |
| JPS586398U (en) | Voltage limiter for protecting bicycle miniature bulbs | |
| JPS58601U (en) | power supply | |
| JPS59169588U (en) | power circuit | |
| JPS59134947U (en) | switch circuit | |
| JPS6044400U (en) | Flash device power circuit | |
| JPS58128424U (en) | Camera with built-in strobe | |
| JPS613041U (en) | stop lamp circuit | |
| JPS6066128U (en) | Off-day timer | |
| JPS58175654U (en) | Automatic output control circuit for laser diode | |
| JPS60125240U (en) | Automobile brake/tail lamp control device | |
| JPS6139896U (en) | automatic flashing device | |
| JPS59155614U (en) | stabilized power supply | |
| JPS58123427U (en) | Camera suitable for flash photography | |
| JPS6082621U (en) | flash device | |
| JPS58121026U (en) | camera power circuit | |
| JPS5976098U (en) | discharge lamp lighting device | |
| JPS6246437U (en) |