Uninterruptible power supply
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 31, 2004
Grant Date -
Mar 21, 2002
app pub date -
Sep 19, 2001
filing date -
Sep 20, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An uninterruptible power supply includes a power supply unit for generating DC power at a predetermined voltage from AC power supplied from the outside to supply the DC power to an electronic device, and a rechargeable battery unit including rechargeable battery cells for storing the power supplied thereto from the power supply unit for supplying the electronic device with the power stored in the rechargeable battery upon service interruption of the AC power. The rechargeable battery unit includes a battery state monitoring unit for monitoring a state of the rechargeable battery cells and a communicating unit for notifying the electronic device of information indicative of the state of the rechargeable battery detected by the battery state monitoring unit. The rechargeable battery cells include nickel-metal hydride rechargeable batteries.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully