JPS622336U

JPS622336U -

Info

Publication number: JPS622336U
Application number: JP1985171196U
Authority: JP
Priority date: 1985-06-20
Filing date: 1985-11-07
Publication date: 1987-01-08

Description

[Brief explanation of the drawing]

第１図ａ―１，ｂ―１，ｃ―１，ｄ―１は、そ
れぞれ本考案の実施例に係るカメラにおいて使用
されうる各電池の側面図、同図ａ―２，ｂ―２，
ｃ―２，ｄ―２は、それぞれの側面図、第２図ａ
，ｂ，ｃ，ｄ，ｅ，ｆは、それぞれ本実施例の適
用される電池室の構成を示す断面図および平面図
、第３図は別の電池室を示す断面図、第４図ａ，
ｂ，ｃ，ｄ，ｅは、それぞれさらに別の実施例を
示す断面図、第５図ａ，ｂ，ｃ，ｄ，ｅ，ｆ，ｇ
，ｈは、それぞれさらに別の電池室の構成を示す
断面図、平面図および側面図、第６図および第７
図はさらに別の電池室を示す断面図、第８図はさ
らに別の電池ケースを示す破断斜視図、第９図は
別の電池ケースを示す破断斜視図、第１０図はそ
の部分断面図、第１１図は本実施例のカメラの電
気回路を示す回路図、第１２図はスイツチの構成
を示す概略図、第１３図はそのワンシヨツト回路
を示すブロツク図、第１４図はその電圧―周波数
変換回路を示す回路図、第１５図はその降圧回路
を示す回路図、第１６図はその電池種類検出回路
を示す回路図、第１７図はそのフラツシユ回路図
を示す回路図、第１８図はその表示回路による表
示形態を示す図、第１９図〜第２７図は本実施例
の動作を示すフローチヤートである。Ａ……単３乾電池（低電圧電池）、Ｂ……第１
のリチウムパツケージ（高電圧電池）、Ｃ……第
２のリチウムパツケージ（高電圧電池）、Ｄ……
単４乾電池（低電圧電池）、ＢＣ……電池種類検
出回路（電気的電池種類検出手段）、μｃ……マ
イコン、ＶＧ……降圧回路、ａ_１〜ａ_４……正電
極、ｂ_１〜Ｂ_４……負電極。 Fig. 1 a-1, b-1, c-1, d-1 are side views of each battery that can be used in the camera according to the embodiment of the present invention, Fig. 1 a-2, b-2,
c-2 and d-2 are respective side views, Figure 2a
, b, c, d, e, and f are a cross-sectional view and a plan view showing the configuration of a battery chamber to which this embodiment is applied, respectively; FIG. 3 is a cross-sectional view showing another battery chamber; FIG. 4 a,
b, c, d, and e are cross-sectional views showing still another embodiment, respectively; FIG. 5 a, b, c, d, e, f, g
, h are a cross-sectional view, a top view, a side view, and FIGS. 6 and 7 showing the configuration of further battery chambers, respectively.
FIG. 8 is a cutaway perspective view showing yet another battery case; FIG. 9 is a cutaway perspective view showing another battery case; FIG. 10 is a partial sectional view thereof; Fig. 11 is a circuit diagram showing the electric circuit of the camera of this embodiment, Fig. 12 is a schematic diagram showing the configuration of the switch, Fig. 13 is a block diagram showing its one shot circuit, and Fig. 14 is its voltage-frequency conversion. A circuit diagram showing the circuit, Fig. 15 is a circuit diagram showing its step-down circuit, Fig. 16 is a circuit diagram showing its battery type detection circuit, Fig. 17 is a circuit diagram showing its flash circuit diagram, and Fig. 18 is its circuit diagram. 19 to 27 are flowcharts showing the operation of this embodiment. A...AA battery (low voltage battery), B...1st
lithium package (high voltage battery), C... second lithium package (high voltage battery), D...
AAA dry battery (low voltage battery), BC...Battery type detection circuit (electrical battery type detection means), μc...Microcomputer, VG...Step-down circuit, _a1 to _a4 ...Positive electrode, _b1 to B ₄ ...Negative electrode.

Claims

[Claims for Utility Model Registration] (1) In an electronic device in which multiple types of batteries with different voltages can be selectively installed, an electrical battery type detection means for electrically determining the type of battery installed; A step-down operation signal is output based on a high-voltage battery detection signal from the electrical battery type detection means to supply power, and a step-down operation stop signal is output based on a low-voltage battery detection signal from the electrical battery type detection means. and electrical control means for a step-down operation that causes power to be supplied directly from the battery; and step-down operation of the high-voltage battery based on a step-down operation signal from the electrical control means, and step-down operation of the high-voltage battery based on the step-down operation stop signal. An automatic step-down circuit switching device for an electronic device that can share different types of batteries and is equipped with a step-down circuit that stops step-down operation. (2) The plurality of types of batteries are a package type battery as a high voltage battery having a positive electrode and a negative electrode on one side, and a package type battery having a positive electrode at one end in the length direction and a negative electrode at the other end and connected in series with each other. An automatic step-down circuit switching device for an electronic device that can share different types of batteries according to claim (1) of the utility model registration claim, which is a cylindrical battery as a plurality of connected low-voltage batteries. (3) The plurality of types of batteries include a package type battery as a high voltage battery having a positive electrode and a negative electrode from one side surface to another adjacent side surface, and a positive electrode at one end in the length direction. A step-down circuit automatic step-down circuit for an electronic device that can share different types of batteries as described in claim (1) of the utility model registration claim, which is a cylindrical battery having a negative electrode at the other end and serving as a plurality of low-voltage batteries connected in series with each other. Switching device.