| 摘要 |
PURPOSE:To carry the portable telephone set and an individual call receiver in an integrated state by containing removably the individual call receiver into the portable telephone set main body. CONSTITUTION:A battery pack 2 consists of an outer case and a battery and a container part 3 containing a card type individual call receiver 6 is formed integrally with a flat part of the outer case. A light sensor 5 is provided to a position opposite to a light emitting element 61 of the receiver 6 in the inside of the container 3. When the receiver is inserted to the container 3, the receiver is fixed to the pack 2 by a locking projection 4. When a call comes to the receiver 6 in this state, an LED 61 is lighted, a sensor 5 detects it to light an LED 11 of the portable telephone set main body 1 to inform the arrival of the call. Thus, it is possible to carry the main body 1 and the receiver 6 integrally, the management is facilitated and the operation is continuously and smoothly implemented. |
