JPH0195680U - - Google Patents
Info
- Publication number
- JPH0195680U JPH0195680U JP19257187U JP19257187U JPH0195680U JP H0195680 U JPH0195680 U JP H0195680U JP 19257187 U JP19257187 U JP 19257187U JP 19257187 U JP19257187 U JP 19257187U JP H0195680 U JPH0195680 U JP H0195680U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- primary battery
- volatile memory
- detected
- backup
- 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 8
- 230000006866 deterioration Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Stand-By Power Supply Arrangements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19257187U JPH0195680U (en]) | 1987-12-17 | 1987-12-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19257187U JPH0195680U (en]) | 1987-12-17 | 1987-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0195680U true JPH0195680U (en]) | 1989-06-23 |
Family
ID=31483421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19257187U Pending JPH0195680U (en]) | 1987-12-17 | 1987-12-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0195680U (en]) |
-
1987
- 1987-12-17 JP JP19257187U patent/JPH0195680U/ja active Pending