JPH0428740U - - Google Patents
Info
- Publication number
- JPH0428740U JPH0428740U JP6938890U JP6938890U JPH0428740U JP H0428740 U JPH0428740 U JP H0428740U JP 6938890 U JP6938890 U JP 6938890U JP 6938890 U JP6938890 U JP 6938890U JP H0428740 U JPH0428740 U JP H0428740U
- Authority
- JP
- Japan
- Prior art keywords
- battery
- voltage
- detects
- discharged
- output
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 4
- 230000010365 information processing Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Stand-By Power Supply Arrangements (AREA)
Description
第１図は、本考案の一実施例を示すブロツク図
である。
１……主電源用電池、２……充電回路、３……
電圧検出部、４……警告表示部、５……バツクア
ツプ用電池、６……スイツチ部、７，８……ダイ
オード、９……負荷。
FIG. 1 is a block diagram showing one embodiment of the present invention. 1...Battery for main power supply, 2...Charging circuit, 3...
Voltage detection section, 4... Warning display section, 5... Backup battery, 6... Switch section, 7, 8... Diode, 9... Load.
Claims (1)
理機器用のバツテリーシムテムにおいて、主電源
として脱着可能な第一の電池と、前記第一の電池
をバツクアツプする第二の電池と、前記第一の電
池出力を入力として前記第二の電池を充電する充
電回路と、前記第一の電池電圧を監視し、電池が
放電直前になつたことを検出する電圧検出部と、
該検出部が電池の放電直前を検出したことを外部
に表示する警告表示部と、該検出部が電池の放電
直前電圧を検出したとき、前記第二の電池の出力
をオンとするスイツチ部とを備えたことを特徴と
するバツテリーシムテム。 A battery system for a portable information processing device that can be operated on a battery includes a first battery that is detachable as a main power source, a second battery that backs up the first battery, and the first battery. a charging circuit that charges the second battery using an output as input; a voltage detection unit that monitors the first battery voltage and detects that the battery is about to be discharged;
a warning display section that displays externally that the detection section detects that the battery is about to be discharged; and a switch section that turns on the output of the second battery when the detection section detects the voltage immediately before discharge of the battery. A battery system characterized by being equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6938890U JPH0428740U (en) | 1990-06-29 | 1990-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6938890U JPH0428740U (en) | 1990-06-29 | 1990-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0428740U true JPH0428740U (en) | 1992-03-06 |
Family
ID=31604648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6938890U Pending JPH0428740U (en) | 1990-06-29 | 1990-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0428740U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010049165A (en) * | 2008-08-25 | 2010-03-04 | Ricoh Co Ltd | Conveying device, image forming apparatus, control method, and control program |
| JP2012085368A (en) * | 2010-10-06 | 2012-04-26 | Yokogawa Electric Corp | Power circuit |
-
1990
- 1990-06-29 JP JP6938890U patent/JPH0428740U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010049165A (en) * | 2008-08-25 | 2010-03-04 | Ricoh Co Ltd | Conveying device, image forming apparatus, control method, and control program |
| JP2012085368A (en) * | 2010-10-06 | 2012-04-26 | Yokogawa Electric Corp | Power circuit |