Booster and charger unit used for hand-held portable telephone and having overheat protection circuit
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 18, 1989
Grant Date -
N/A
app pub date -
Nov 16, 1987
filing date -
Nov 18, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A booster and charger unit for a hand-held portable (HHP) telephone capable of preventing a casing of the unit from being heated to an excessive temperature. The casing has thereinside a charging device for charging a battery, which is installed in the telephone, and a temperature sensor responsive to the temperature of the casing. When the temperature of the casing sensed by the sensor rises to a predetermined level, charging by the charging device is interrupted or the charging current thereof is reduced.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
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