JPH03117961U - - Google Patents

Description

[Brief explanation of drawings]

The attached drawings show an embodiment of the present invention, with Figure 1 being a block diagram of the testing machine, Figure 2 being a front view of the case,
Fig. 3 is a simplified diagram of the lead wire, Fig. 4 is a perspective view of the breast, Fig. 5 is a configuration diagram of a telephone line attached to a utility pole, Fig. 6 is a simplified diagram of the first example of the cable group,
FIG. 7 is a simplified diagram of a second example of a cable group, FIG. 8 is a simplified diagram of a third example of a cable group, and FIG. 9 is a front view of the test machine in a busy/non-busy checking state. In the figure, 1 is a case, 2 is a busy/non-busy determination circuit, 3 is a lead wire, 4 is a busy confirmation terminal, 7 is a busy indicator light,
8 is a non-busy indicator light, 9 is a busy buzzer, 10 is a non-busy buzzer, 11 is a speaker, 12 is a buzzer/monitor selection switch, 13 is a level meter, 1
4 is a breastplate, 15 is a breast terminal, and 24 is a target telephone line.

Claims (1)

[Scope of claim for utility model registration] (1) In the means for confirming whether a telephone line is busy or not busy, which is used when carrying out the work of confirming whether a telephone line is busy or not busy; It has a busy/non-busy determination circuit section 2 for determining that the telephone line 24 is busy when the voltage is below a certain level, and that it is not busy when the voltage of the telephone line 24 is above a certain level. A busy confirmation terminal 4 and a breast connection terminal 15 are provided for connecting via a lead wire 3 to a telephone line 24 intended for the medium and non-busy determination circuit section 2, and the telephone line 24 is determined to be busy. In a telephone line testing machine, the telephone line testing device is characterized in that it is equipped with a notification means for notifying a worker when the telephone line is not busy; Busy/non-busy determination device. (2) The above-mentioned notification means includes a busy indicator light 7 that notifies the worker by means of a light when it is determined that the call is busy.
and a non-busy indicator light 8 that exhibits a different colored light from the busy indicator light 7 that notifies the worker with light when it is determined that the machine is non-busy. Busy/non-busy determination device for the telephone line testing machine described above. (3) The above-mentioned notification means includes a busy buzzer 9 built into the speaker 11 that notifies the worker with a low tone when it is determined that the person is busy, and a busy buzzer 9 that notifies the worker with a high tone when it is determined that the person is not busy. A non-busy buzzer 10 built into the speaker 11 that notifies the person
A busy/non-busy determination device in a telephone line testing machine according to claim 1. (4) The above-mentioned notification means includes a level meter 14 that notifies the operator even if the pointer shakes slightly when it is determined that the call is busy, and a level meter 14 that notifies the operator even if the pointer shakes significantly when it is determined that the call is not busy. During a call in the telephone line testing machine according to claim 1, the level meter 14 is the same as the level meter 14 for notifying the operator of the situation.
Non-busy determination device. (5) The above-mentioned notification means includes a busy indicator light 7 that notifies the worker by lighting when it is determined that the call is busy.
, a busy buzzer 9 built into the speaker 11 that notifies the worker even with a low tone, and a level meter 14 that notifies the worker even if the pointer is slightly shaken, A non-busy indicator light 8 that has a different color light from the busy indicator light 7 that notifies the worker with light when it is determined that this is the case, and a built-in speaker 11 that notifies the worker with a high-pitched tone. a non-busy buzzer 10,
Claim 1, characterized in that the level meter 14 is the same as the above-mentioned level meter 14 that notifies the operator even if the pointer is in a large swing mode.
Busy/non-busy determination device in the telephone line testing machine described in Section 3. (6) A telephone line according to claim 3, characterized in that a buzzer/monitor selection switch 12 is formed in front of the speaker 11 to switch the operation of the speaker 11 to a monitor mode when the speaker 11 is busy. Busy/non-busy determination device in test machine.