Title:
PORTABLE TELEPHONE DEVICE
Document Type and Number:
Japanese Patent JP3258925
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To miniaturize a slave device, and to prevent the useless power consumption of a secondary battery in a portable telephone device in which a slave device can be housed in a charger in the first housing attitude in which the key array face of a slave device incorporating a second battery is faced to the front part and the second housing attitude opposite to it.
SOLUTION: First and second power supply terminals 41 and 44 at a positive electrode side are positioned at the central part of the faced face of a charger 3 to a slave device 2, and third and fourth power supply terminals 42 and 43 at a negative electrode side are arranged at the both sides. Then, the power supply terminals whose polarity is the same are mutually connected, and connected with a charging circuit 15. Also, a pair of positive and negative power receiving terminals 51 and 52 are arranged at biasing positions which can be brought into contact with the pair of positive and negative first and third power supply terminals 41 and 42 in the first housing attitude, and with the pair of positive and negative second and fourth power supply terminals 44 and 43 in the second housing attitude on the faced face of the slave device 2 to the charger 3.
Inventors:
Masayuki Hasegawa
Application Number:
JP5334397A
Publication Date:
February 18, 2002
Filing Date:
March 07, 1997
Export Citation:
Assignee:
Sanyo Electric Co., Ltd.
International Classes:
H02J7/00; H04B7/26; H04M1/02; (IPC1-7): H04M1/02; H02J7/00; H04B7/26; H04Q7/32
Domestic Patent References:
| JP6204934A | ||||
| JP5160889A |
Attorney, Agent or Firm:
Nobuyasu Nishioka