Title:
【発明の名称】公衆電話機
Document Type and Number:
Japanese Patent JP2832762
Kind Code:
B2
Abstract:
PURPOSE:To eliminate excess poewr loss such as a very small current flows continuously after required amounts of power is stored in a power storage device. CONSTITUTION:A switch circuit 11 disconnecting or connecting a low current loop and a monitoring circuit 12 monitoring the voltage of a power storage device 4, are provided. When the voltage of the power storage device 4 goes to highere than the prescribed voltage, the very small current loop is cut by the switching circuit 11.
Inventors:
SHIBATA TAKESHI
Application Number:
JP8200991A
Publication Date:
December 09, 1998
Filing Date:
March 20, 1991
Export Citation:
Assignee:
ANRITSU KK
International Classes:
H04M17/00; H04M19/08; (IPC1-7): H04M17/00; H04M19/08
Attorney, Agent or Firm:
Hayakawa Seishi