JPH0732937A - Rear fog lamp lighting control device - Google Patents

Abstract

PURPOSE:To prevent the failure of putting out a rear fog lamp, by putting out the rear fog lamp, when the rear fog lamp is lighted and a taillamp is turned off, in case of putting on a rear fog lamp switch by turning on a head lamp switch or a front fog lamp switch. CONSTITUTION:When a control device 10 turns on a rear fog lamp switch (RFLSW) 18 in the ON condition of a taillamp switch (TLSW) 12 and a front fog lamp switch (FFLSW) 16, a rear fog lamp 34 is lighted. By turning off the TLSW 12 in this case, the rear fog lamp 34 is put out. And when the RFLSW 18 is turned on, in case of the ON condition of the TLSW 12, but a headlamp switch 14 and the FFLSW 16 are in the OFF condition, the rear fog lamp 34 is not lighted. And the rear fog lamp 34 is lighted when the RFLSW 18 is turned on in the ON condition of the TLSW 12 and the headlamp switch 14.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rear fog lamp lighting control device for lighting or extinguishing a rear fog lamp mounted on a rear portion of a vehicle body of an automobile.

[0002]

2. Description of the Related Art In Europe, it is obligatory to equip a rear fog lamp on the rear part of an automobile body, and a vehicle equipped with a rear fog lamp has a rear fog lamp lighting control device for turning on or off the rear fog lamp. It is installed (Japanese Patent Laid-Open No. 61-22634).
No. 3).

Conventionally, the lighting condition of the rear fob lamp by these rear fog lamp lighting control devices is generally as shown in the timing chart of FIG.

As shown in FIG. 12, in this timing chart, when the rear fog lamp switch is turned on with the lamp switch being operated to the headlamp on position, the rear fog lamp is turned on and the rear fog lamp switch is turned on. The rear fog lamp is turned off when it is turned off or when the lamp switch is operated to the tail lamp on position, that is, the head lamp off position.

[0005]

However, in these rear fog lamp lighting control devices, as shown at the position of timing T0 in the timing chart of FIG.
If the driver forgets to turn off the rear fog lamp switch, when the lamp switch is operated again to the headlamp on position, the rear fog lamp will light regardless of the driver's intention. easy.

In consideration of the above facts, an object of the present invention is to provide a rear fog lamp lighting control device capable of preventing forgetting to turn off the rear fog lamp.

[0007]

A rear fog lamp lighting control device according to a first aspect of the present invention includes a head lamp switch for lighting a head lamp, a tail lamp switch for lighting a tail lamp, and a front fog lamp. A front fog lamp switch for lighting, a non-holding type rear fog lamp switch for lighting the rear fog lamp, and an off state when the head fog lamp switch is turned on or the front fog lamp switch is turned on and the rear fog lamp switch is turned on. And a control circuit for turning on a certain rear fog lamp and turning off the rear fog lamp when the tail lamp switch is turned off.

A rear fog lamp lighting control device according to a second aspect of the present invention is the rear fog lamp lighting control device according to the first aspect of the present invention, wherein the rear fog lamp switch is a normal light source for lighting the rear fog lamp. It is characterized by being a 1-knob non-holding type having an ON-state contact in an open state.

Further, a rear fog lamp lighting control device according to a third aspect of the present invention is the rear fog lamp lighting control device according to the first aspect of the present invention, in which the rear fog lamp switch is normally used for turning on the rear fog lamp. A two-knob non-holding type having an on-contact in an open state and an off-contact in a normally closed state for turning off the rear fog lamp is used, and the control circuit is the head lamp switch on or the front fog lamp switch on. The rear fog lamp in the off state is turned on when the contact for turning on the rear fog lamp switch is turned on, and is turned on when the tail lamp switch is turned off or the contact for turning off the rear fog lamp switch is turned off. Is characterized by turning off.

[0010]

In the rear fog lamp lighting control device according to the first aspect of the present invention, when the rear fog lamp switch is turned on by the head lamp switch-on or the front fog lamp switch-on, the control circuit turns off the rear fog lamp. It lights up. Further, when the tail lamp switch is turned off, the control circuit turns off the rear fog lamp in the lit state.

In this case, in the rear fog lamp lighting control device of the present invention, since the rear fog lamp switch is the non-holding type, the rear fog lamp switch is returned to the original position after the ON operation. That is, in order to turn on the rear fog lamp once after turning it off, the rear fog lamp switch must be turned on when the lighting conditions are satisfied. Therefore, regardless of the driver's intention, the rear fog lamp does not light up, and it is possible to prevent forgetting to turn off the rear fog lamp.

Further, in the rear fog lamp lighting control device of the present invention as set forth in claim 2, when the normally-open ON contact of the rear fog lamp switch is turned on by turning on the head lamp switch or the front fog lamp switch, The control circuit turns on the rear fog lamp that is off.

Further, in the rear fog lamp lighting control device according to the present invention as defined in claim 3, the normally-closed OFF contact of the rear fog lamp switch is turned off during the lighting of the rear fog lamp, thereby turning on the rear fog lamp. Can be turned off.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of a rear fog lamp lighting control device according to the present invention will be described with reference to FIGS.

As shown in FIG. 1, the rear fog lamp lighting control device 10 of the present embodiment includes a tail lamp switch 1
2, a head lamp switch 14, a front fog lamp switch 16 and a rear fog lamp switch 18 are provided, and the rear fog lamp switch 18 is a non-holding type. The tail lamp switch 12 is always turned on when the head lamp switch 14 is turned on.

The tail lamp switch 12 is connected to the battery B via the coil 20B of the tail lamp relay 20.
The tail lamp 22 is connected to the battery B via the contact 20A of the tail lamp relay 20. Therefore, when the tail lamp switch 12 is turned on, the contact 20A of the tail lamp relay 20 is closed and current flows from the battery B to the tail lamp 22.

The headlamp switch 14 is connected to the battery B via the coil of the headlamp relay 24, and the headlamp (not shown) is connected to the battery via the contact (not shown) of the headlamp relay 24. ing. Therefore, when the headlamp switch 14 is turned on, the contact of the headlamp relay 24 is closed, and the current flows from the battery to the headlamp.

Further, the front fog lamp switch 16
Is connected to the battery B via the coil of the front fog lamp relay 26, and the front fog lamp (not shown) is connected to the battery via the contact (not shown) of the front fog lamp relay 26. Therefore, when the front fog lamp switch 16 is turned on,
The contacts of the front fog lamp relay 26 are closed so that a current flows from the battery to the front fog lamp.

The headlamp switch 14 is a diode 3
2, the rear fog lamp switch 18, the transistor 33 (NPN type) forming the control circuit, the coil 30B of the rear fog lamp relay 30 forming the latch circuit, and the contact 20A of the tail lamp relay 20 are connected to the battery B, and are connected to the front. The fog lamp switch 16 is connected to the battery B via a diode 28, a rear fog lamp switch 18, a transistor 33 forming a control circuit, a coil 30B of a rear fog lamp relay 30 forming a latch circuit, and a contact 20A of a tail lamp relay 20.

Accordingly, when the tail lamp switch 12 is turned on, the contact 20A of the tail lamp relay 20 is closed, and the head fog lamp switch 14 or the front fog lamp switch 16 is turned on, the rear fog lamp switch 18 is turned on. The contact point 30A of the rear fog lamp relay 30 is closed, and the rear fog lamp 34
An electric current flows through.

At the same time, a current flows through the diode 36 connected to the contact 30A of the rear fog lamp relay 30 to turn on the transistor 38, which causes a new current loop L1.
You can Therefore, even if both the head lamp switch 14 and the front fog lamp switch 16 are turned off, if the tail lamp switch 12 is turned on, the transistors 33 and 38 are turned on, and the ground loop of the coil 30B of the rear fog lamp relay 30 is turned on. Is ensured and the current continues to flow to the rear fog lamp 34.

On the other hand, when the tail lamp switch 12 is turned off, the contact 20A of the tail lamp relay 20 is opened, and the current loop to the circuit is broken. Therefore, regardless of whether the head lamp switch 14 and the front fog lamp switch 16 are on or off, Transistor 33, transistor 38,
All the rear fog lamp relays 30 are turned off, and the rear fog lamps 34 are also turned off. Further, once the rear fog lamp 34 is turned off, the tail lamp switch 12 is turned on again, and even if the lighting conditions are satisfied, unless the rear fog lamp switch 18 is turned on again,
The rear fog lamp 34 does not light up.

Reference numeral 19 in FIG. 1 indicates a night lamp. Next, the operation of this embodiment will be described with reference to the timing chart of FIG.

As shown in FIG. 2, in the rear fog lamp lighting control device 10 of this embodiment, the tail lamp switch 12 is turned on and the front fog lamp switch 16 is turned on, as shown at the position of timing T1 in the timing chart of FIG. In this state, when the driver turns on the rear fog lamp switch 18, the unlit rear fog lamp 34 is turned on.

As shown at the position of timing T2 in the timing chart, when the driver turns off the tail lamp switch 12 while the rear fog lamp 34 is in the lighting state, the rear fog lamp 34 in the lighting state is turned off.

As shown at the position of timing T3 in the timing chart, even if the tail lamp switch 12 is on, if the head lamp switch 14 and the front fog lamp switch 16 are off, the driver
Even if the rear fog lamp switch 18 is turned on, the rear fog lamp 34 does not light up.

Even if the driver turns on the rear fog lamp switch 18 while the tail lamp switch 12 is on and the head lamp switch 14 is on as shown at the position of the timing T4, the rear fog lamp in the off state is also turned on. 34 is turned on.

As described above, in the rear fog lamp lighting control device 10 of this embodiment, since the rear fog lamp switch 18 is the non-holding type, the rear fog lamp switch 18 is returned to the original position after the ON operation. . That is, in order to turn on the rear fog lamp 34 once again, when the tail lamp switch 12 is turned on and the front fog lamp switch 16 is turned on or the head lamp switch 14 is turned on, the rear fog lamp switch 18 is turned on again. Therefore, regardless of the driver's intention, the rear fog lamp 34 does not light up, and it is possible to prevent forgetting to turn off the rear fog lamp 34.

A second embodiment of the rear fog lamp lighting control device according to the present invention will be described with reference to FIG.

As shown in FIG. 3, in the rear fog lamp lighting control device 11 of the present embodiment, the headlamp switch 14 is connected via the diode 32 to the coil 30B of the rear fog lamp relay 30 forming the latch circuit. The front fog lamp switch 16 is connected to the coil 30B of the rear fog lamp relay 30 via the diode 28. Further, the rear fog lamp relay 30 includes a transistor 33 (PN
(P type) collector. The emitter of the transistor 33 is connected to the rear fog lamp switch 18, and the rear fog lamp switch 18 is connected to the battery B via the contact 20A of the tail lamp relay 20. Further, the rear fog lamp 34 is connected to the contact 30A of the rear fog lamp relay 30 which is connected in series with the contact 20A of the tail lamp relay 20.

Therefore, when the tail lamp switch 12 is turned on, the contact 20A of the tail lamp relay 20 is closed, and the head fog lamp switch 14 or the front fog lamp switch 16 is turned on, the rear fog lamp switch 18 is turned on. The contact point 30A of the rear fog lamp relay 30 is closed, and the rear fog lamp 34
An electric current flows through.

At the same time, a current flows through the diode 36 connected to the contact 30A of the rear fog lamp relay 30, the transistor 33 continues to be turned on, and a new current loop L1 is formed. Therefore, the headlamp switch 14
Even if both the front fog lamp switch 16 and the front fog lamp switch 16 are turned off, if the tail lamp switch 12 is turned on, the transistor 38 is turned on, the ground loop L2 of the coil 30B of the rear fog lamp relay 30 is secured, and the current is supplied to the rear fog lamp 34. Keeps flowing.

On the other hand, when the tail lamp switch 12 is turned off, the contact 20A of the tail lamp relay 20 is opened and the current loop L3 to the circuit is cut off. , The transistor 33, the transistor 38, and the rear fog lamp relay 30 are all turned off,
The rear fog lamp 34 is also turned off. Further, once the rear fog lamp 34 is turned off, even if the tail lamp switch 12 is turned on again and the lighting conditions are satisfied, the rear fog lamp 34 is not turned on unless the rear fog lamp switch 18 is turned on again.

The timing chart of the rear fog lamp lighting control device 11 of this embodiment is also as shown in FIG.
Further, also in the rear fog lamp lighting control device 11 of this embodiment, the same effect as that of the first embodiment can be obtained.

Next, a third embodiment of the rear fog lamp lighting control device according to the present invention will be described with reference to FIG.

The same members as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted. As shown in FIG. 4, the rear fog lamp lighting control device 40 of the present embodiment includes a contact point 30A of the rear fog lamp relay 30 and a coil 30B of the rear fog lamp relay 30 of the rear fog lamp lighting control device 10 of the first embodiment shown in FIG. Are replaced by a PNP power transistor 42 and a transistor 44, respectively, and the timing chart is shown in FIG.
Therefore, the rear fog lamp lighting control device 40 according to the present embodiment.
Also in, the same effect as that of the first embodiment can be obtained.

Next, a fourth embodiment of the rear fog lamp lighting control device according to the present invention will be described with reference to FIG.

The same members as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted. As shown in FIG. 5, the rear fog lamp lighting control device 46 of this embodiment includes a contact point 30A of the rear fog lamp relay 30 and a coil 30B of the rear fog lamp relay 30 of the rear fog lamp lighting control device 10 of the first embodiment shown in FIG. Are replaced with NPN power transistor 48 and transistor 44, respectively, and the timing chart thereof is shown in FIG.
Therefore, the rear fog lamp lighting control device 40 according to the present embodiment.
Also in, the same effect as that of the first embodiment can be obtained.

Next, a fifth embodiment of the rear fog lamp lighting control device according to the present invention will be described with reference to FIG.

The same members as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted. In the rear fog lamp lighting control device 10 of the first embodiment shown in FIG. 1, in order to keep the rear fog lamp relay 30 on, the transistor 38 is turned on to secure the ground loop L2 of the coil 30B of the rear fog lamp relay 30. However, instead of this, as shown in FIG. 6, in the rear fog lamp lighting control device 50 of the present embodiment, the tail switch 12 is turned on instead of the transistor 38, and the ground loop of the coil 30B of the rear fog lamp relay 30 is changed. L2 is ensured, and its timing chart is shown in FIG. Therefore, also in the rear fog lamp lighting control device 40 of this embodiment, the same effect as that of the first embodiment can be obtained, and the circuit can be simplified because the transistor 38 can be eliminated.

Next, a sixth embodiment of the rear fog lamp lighting control device according to the present invention will be described with reference to FIGS.

The same members as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted. As shown in FIG. 7, a rear fog lamp switch 18 of the rear fog lamp lighting control device 52 of the present embodiment has a normally open (hereinafter referred to as NO) 18A as an ON knob and a normally closed (hereinafter NC) as an OFF knob. 2) 18B
It is said to be a non-holding type.

The headlamp switch 14 is a diode 2
8 is connected to the rear fog lamp relay 30 and the front fog lamp switch 16 is connected to the rear fog lamp relay 30 via the diode 32. The rear fog lamp relay 30 is connected in series with NC18B and NO18A of the rear fog lamp switch 18, and NO18A of the rear fog lamp switch 18.
Is connected to the battery B via the contact 20A of the tail lamp relay 20.

Further, the rear fog lamp 34 is connected to the battery B via the contact point 30A of the rear fog lamp relay 30 and the contact point 20A of the tail lamp relay 20.

Therefore, when the tail lamp switch 12 is turned on, the contact 20A of the tail lamp relay 20 is closed, and the head lamp switch 14 or the front fog lamp switch 16 is turned on, the NO18A of the rear fog lamp switch 18 is turned on. When done,
The contact point 30A of the rear fog lamp relay 30 is closed so that a current flows through the rear fog lamp 34.

At the same time, a current flows through the contact point 30A of the rear fog lamp relay 30, the transistor 33 is turned on, and a new current loop L1 passing through the diode 36.
You can Therefore, even if both the head lamp switch 14 and the front fog lamp switch 16 are turned off, if the tail lamp switch 12 is turned on, the transistor 33 is turned on, and the rear fog lamp relay 3
Since the current flows through the coil 30B of 0 and the contact 30A is closed, the current continues to flow through the rear fog lamp 34.

On the other hand, when the tail lamp switch 12 is turned off, the contact 20A of the tail lamp relay 20 is opened and the current loop L3 to the circuit is cut off. Therefore, regardless of whether the head lamp switch 14 and the front fog lamp switch 16 are on or off. , The transistor 33 and the rear fog lamp relay 30 are all turned off, and the rear fog lamp 3
4 is also turned off. Further, since the rear fog lamp switch 18 is a non-holding type, once the rear fog lamp 34 is turned off, the tail lamp switch 12 is turned on again, and even if the lighting conditions are satisfied, the rear fog lamp switch 18 is turned on again. If not done, the rear fog lamp 34 will not light up.

Further, in this embodiment, the rear fog lamp 3 is used.
NC18B of rear fog lamp switch 18 while 4 lights up
When the switch is turned off, the rear fog lamp relay 30 is turned off, so that the rear fog lamp 34 can be turned off.

Therefore, as shown in FIG. 8, in the timing chart of the rear fog lamp lighting control device 52 of the present embodiment, the rear fog lamp switch 18 is turned on during the lighting of the rear fog lamp 34 as shown at the position of timing T5.
By turning off the NC18B of the rear fog lamp 34
Can be turned off. The timings T1 to T4 of the timing chart are the same as the timing chart of the first embodiment (see FIG. 2).

Therefore, also in the rear fog lamp lighting control device 52 of this embodiment, the same effect as in the first embodiment can be obtained.

Next, a seventh embodiment of the rear fog lamp lighting control device according to the present invention will be described with reference to FIG.

The same members as those in the sixth embodiment are designated by the same reference numerals and the description thereof will be omitted. As shown in FIG. 9, the rear fog lamp switch 18 of the rear fog lamp lighting control device 54 of the present embodiment is of a two-knob non-holding type having NO18A and NO18C. The NO18C of the rear fog lamp switch 18 is a transistor 33.
When the NO18C of the rear fog lamp switch 18 is turned on, the base voltage of the transistor 33 decreases, the transistor 33 turns off, and the rear fog lamp 34 can be turned off.

Therefore, also in the rear fog lamp lighting control device 54 of this embodiment, the same effect as that of the sixth embodiment can be obtained.

Next, an eighth embodiment of the rear fog lamp lighting control device according to the present invention will be described with reference to FIG.

The same members as those in the sixth embodiment are designated by the same reference numerals and the description thereof will be omitted. In the rear fog lamp lighting control device 52 of the sixth embodiment shown in FIG. 7, in order to maintain the ON state of the rear fog lamp relay 30, the transistor 33 is turned on to secure the ground loop of the coil 30B of the rear fog lamp relay 30. Instead, as shown in FIG. 10, in the rear fog lamp lighting control device 56 of the present embodiment, the tail switch 12 is turned on instead of the transistor 33, and the ground loop L2 of the coil 30B of the rear fog lamp relay 30 is changed. To ensure. Therefore, also in the rear fog lamp lighting control device 56 of the present embodiment, the same effect as in the sixth embodiment can be obtained, and the circuit can be simplified because the transistor 33 can be eliminated.

Next, a ninth embodiment of the rear fog lamp lighting control device according to the present invention will be described with reference to FIG.

The same members as those in the sixth embodiment are designated by the same reference numerals and the description thereof will be omitted. As shown in FIG. 11, in the rear fog lamp lighting control device 58 of the present embodiment, the tail lamp switch 12 is the rear fog lamp switch 1
8 NC18B, and is connected to the coil 30B of the rear fog lamp relay 30. Further, the headlamp switch 14 is connected to the transistor 3 via the diode 32.
The front fog lamp switch 16 is connected to the base of the transistor 3 through the diode 28.
3 is connected to the base. The emitter of the transistor 33 is connected to the battery B via the main fuse 60, and the collector of the transistor 33 is connected to the coil 30B of the rear fog lamp relay 30 via NO18A of the rear fog lamp switch 18.
The collector of the transistor 33 is connected to the contact 30A of the rear fog lamp relay 30 via the NO 18A of the rear fog lamp switch 18 and the diode 36.

The rear fog lamp 34 includes a contact 30A of the rear fog lamp relay 30 and a main fuse 60.
And is connected to the battery B via.

Therefore, when the tail lamp switch 12 is turned on and the head lamp switch 14 or the front fog lamp switch 16 is turned on, when the NO18A of the rear fog lamp switch 18 is turned on, the transistor 33 is turned on and the current loop L1 is formed. As a result, the contact point 30A of the rear fog lamp relay 30 is closed and a current flows through the rear fog lamp 34.

At the same time, the contact 30A of the rear fog lamp relay 30, the diode 36, the rear fog lamp relay 3
0 coil 30B, rear fog lamp switch 18 N
Since a current flows through C18B and the tail lamp switch 12 to form a current loop L2, the rear fog lamp 34 keeps lighting even if the NO18A of the rear fog lamp switch 18 is turned off. Further, in this case, since the state of the transistor 33 does not affect the opening and closing of the contact 30A of the rear fog lamp relay 30, the head lamp switch 14 and the front fog lamp switch 16 are not connected.
The rear fog lamp 34 continues to be lit no matter what the condition is.

On the other hand, while the rear fog lamp 34 is lit,
If the tail lamp switch 12 is turned off, the current loop L
Since No. 2 is disconnected, the contact point 30A of the rear fog lamp relay 30 is opened and the rear fog lamp 34 is turned off. Further, since the rear fog lamp switch 18 is a non-holding type, once the rear fog lamp 34 is turned off, the NO18A of the rear fog lamp switch 18 must be turned on again even if the tail lamp switch 12 is turned on again and the lighting conditions are satisfied. For example, the rear fog lamp 34 is not turned on.

Further, in this embodiment, the rear fog lamp 3 is used.
NC18B of rear fog lamp switch 18 while 4 lights up
When the switch is turned off, the rear fog lamp relay 30 is turned off, so that the rear fog lamp 34 can be turned off.

Therefore, also in the rear fog lamp lighting control device 58 of this embodiment, the same effect as that of the sixth embodiment can be obtained.

In the rear fog lamp lighting control device of each of the above-described embodiments, the rear fog lamp 34 can be turned off by turning off the NC 18B of the rear fog lamp switch 18 while the rear fog lamp 34 is on.

[0065]

Since the rear fog lamp lighting control device according to the present invention is configured as described above, it has an excellent effect of preventing forgetting to turn off the rear fog lamp.

[Brief description of drawings]

FIG. 1 is a circuit diagram showing a rear fog lamp lighting control device according to a first embodiment of the present invention.

FIG. 2 is a timing chart of the rear fog lamp lighting control device according to the first embodiment of the present invention.

FIG. 3 is a circuit diagram showing a rear fog lamp lighting control device according to a second embodiment of the present invention.

FIG. 4 is a circuit diagram showing a rear fog lamp lighting control device according to a third embodiment of the present invention.

FIG. 5 is a circuit diagram showing a rear fog lamp lighting control device according to a fourth embodiment of the present invention.

FIG. 6 is a circuit diagram showing a rear fog lamp lighting control device according to a fifth embodiment of the present invention.

FIG. 7 is a circuit diagram showing a rear fog lamp lighting control device according to a sixth embodiment of the present invention.

FIG. 8 is a timing chart of a rear fog lamp lighting control device according to a sixth embodiment of the present invention.

FIG. 9 is a circuit diagram showing a rear fog lamp lighting control device according to a seventh embodiment of the present invention.

FIG. 10 is a circuit diagram showing a rear fog lamp lighting control device according to an eighth embodiment of the present invention.

FIG. 11 is a circuit diagram showing a rear fog lamp lighting control device according to a ninth embodiment of the present invention.

FIG. 12 is a timing chart of a rear fog lamp lighting control device according to a conventional example.

[Explanation of symbols]

 10 Rear fog lamp lighting controller 11 Rear fog lamp lighting controller 12 Tail lamp switch 14 Head lamp switch 16 Front fog lamp switch 18 Rear fog lamp switch 18A Normally open (knob for on) 18B Normally closed (knob for off) 20 Tail lamp relay 30 Rear Fog lamp relay 33 Transistor 34 Rear fog lamp 40 Rear fog lamp 42 PNP power transistor lighting controller 44 Transistor 46 Rear fog lamp lighting controller 48 NPN power transistor 50 Rear fog lamp lighting controller 52 Rear fog lamp lighting controller 54 Rear fog lamp lighting controller 56 Rear fog lamp Lighting control device 58 Rear fog lamp lighting control device

Front page continued (72) Inventor Takashi Nakano 1 Noda, Oguchi-cho, Oguchi-machi, Niwa-gun, Aichi Prefecture, Toda Rika Electric Co., Ltd. (72) Takafumi Ichikawa 1-Noda, Oguchi-cho, Niwa-gun, Aichi Prefecture Stock Company Tokai Rika Denki Seisakusho (72) Noriyuki Suzuki No. 1 Noda, Toyota, Oguchi-cho, Niwa-gun, Aichi Prefecture Tokai Rika Denki Seisakusho Co., Ltd.

Claims (3)

[Claims] 1. A headlamp switch for turning on a headlamp, a tail lamp switch for turning on a tail lamp, a front fog lamp switch for turning on a front fog lamp, and a non-holding type for turning on a rear fog lamp. When the rear fog lamp switch is turned on when the head fog lamp switch is turned on or the front fog lamp switch is turned on, the rear fog lamp switch is turned on, and when the tail lamp switch is turned off, the rear fog lamp switch is turned on. A rear fog lamp lighting control device, comprising: a control circuit for turning off a certain rear fog lamp. 2. The rear fog lamp lighting control device according to claim 1, wherein the rear fog lamp switch is a one-knob non-holding type having a normally open ON contact for lighting the rear fog lamp. 3. The rear fog lamp switch is a two-knob non-holding type having a normally open ON contact for turning on the rear fog lamp and a normally closed OFF contact for turning off the rear fog lamp. When the headlight switch is turned on or the front fog lamp switch is turned on, and a contact for turning on the rear fog lamp switch is turned on, the control circuit turns on a rear fog lamp which is in an off state, and the tail lamp switch is turned off or the rear fog lamp is turned on. 2. The rear fog lamp lighting control device according to claim 1, wherein the rear fog lamp lighting control is turned off when the contact for turning off the fog lamp switch is turned off.