JP2000159009A - Combination lamp for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a combination lamp for vehicle capable of exerting a strong notifying power to a following vehicle at the time of quick braking. SOLUTION: A combination lamp is equipped with a stop lamp 2 to light red, a turn lamp 3 to light yellow, and a back lamp 4 to light white, wherein red LED's 15 are installed in the turn lamp 3 and back lamp 4, and when a quick brake is sensed, all lamps 2, 3, and 4 are allowed to light up red over the whole surfaces.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combination lamp in which a stop lamp, a turn lamp and a back lamp are combined. Particularly, the present invention exerts a strong alertness to a following vehicle at the time of sudden braking or emergency stop due to an accident or the like. The present invention relates to a combination lamp for a vehicle that can be used.

[0002]

2. Description of the Related Art The fact that a vehicle running ahead has applied a brake is reported to a succeeding vehicle by turning on a stop lamp or a high-mount stop lamp. Further, when a vehicle is stopped in an emergency due to an accident or the like, a signal indicating that there is a stopped vehicle is sent to a succeeding vehicle by manually turning on a hazard lamp.

[0003]

By the way, if the driver notices danger and applies a sudden brake, the stop lamp or the high-mount stop lamp is merely illuminated. Can not.

[0004] Further, when a vehicle is stopped in an emergency due to an accident or the like, the stop lamp is not normally turned on, so that it is not possible to urgently alert a following vehicle unless the hazard lamp is turned on manually. .

The present invention has been made in consideration of the above circumstances, and has as its object to provide a vehicle combination lamp capable of exerting a strong alerting force on a following vehicle at the time of sudden braking or an emergency stop due to an accident or the like. .

[0006]

According to a first aspect of the present invention, there is provided a stop lamp which lights red when a brake pedal is depressed, and a function other than red which is arranged adjacent to the stop lamp and which performs other functions. In a vehicle combination lamp having another function lamp that lights up in a color, a red LED is provided in a lamp housing of the other function lamp, and a sudden brake detecting means for detecting a sudden brake operation is provided. When the sudden brake detecting means detects a sudden brake, in addition to turning on the stop lamp, a red LED arranged on the other function lamp is turned on.

Here, the other function lamp indicates a turn lamp or a back lamp, and the other function color indicates orange for a turn lamp and white for a back lamp.
When the red LED in these other function lamps is turned on, since the light emitted by the red LED is monochromatic light, the red light is emitted to the outside without being affected by the color of the lens.

In the case of this combination lamp, both the stop lamp and the other function lamps are lit in red during emergency braking, so that the entire combination lamp is illuminated in red over a large area to notify the following vehicle that sudden braking has been applied. It can notify, alert, and improve safety.

According to a second aspect of the present invention, there is provided the combination lamp for a vehicle according to the first aspect, wherein the sudden brake detecting means operates the sudden brake when the brake is depressed with a predetermined force or a predetermined stroke. Is determined to have been performed.

In the case of the present invention, sudden braking can be easily detected by using signals from the brake depression force sensor and the brake stroke sensor, whereby the red LED lighting control during sudden braking can be performed.

According to a third aspect of the present invention, there is provided the combination lamp for a vehicle according to the first aspect, wherein the sudden brake detecting means determines that the sudden braking operation has been performed when the vehicle deceleration is equal to or greater than a predetermined value. It is characterized by that.

In the case of the present invention, sudden braking can be detected by providing a sensor for detecting vehicle deceleration. Therefore, there is no need to use the signals from the brake pedal force sensor and the brake stroke sensor, and the deceleration sensor is simply incorporated in the combination lamp body.
Red LED lighting control at the time of sudden braking can be performed.

According to a fourth aspect of the present invention, there is provided a combination lamp for a vehicle according to the first aspect, wherein the sudden brake detecting means detects a sudden deceleration exceeding a predetermined value while the brake is depressed. It is characterized in that it is determined that an operation has been performed.

In the case of the present invention, it is determined that the vehicle is suddenly braked only when the vehicle is suddenly decelerated by depressing the brake. Therefore, the signal of the brake depression force sensor or the brake stroke sensor is not used, that is, the brake ON
Only by using the signal of the / OFF switch (this signal is the same as the ON / OFF signal of the stop lamp) and the signal of the deceleration sensor, it is possible to accurately detect sudden braking. Therefore, similarly to the third aspect of the present invention, the red LED lighting control at the time of sudden braking can be performed only by incorporating the deceleration sensor in the combination lamp body.

According to a fifth aspect of the present invention, there is provided a stop lamp which is illuminated in red when a brake is depressed, and which is arranged adjacent to the stop lamp and illuminates in a function color other than red when another function is executed. In a vehicle combination lamp having another function lamp, a red LED is provided in a lamp housing of the other function lamp, and deceleration detecting means for detecting vehicle deceleration is provided. When the detecting means detects a vehicle deceleration exceeding the deceleration detected during normal traveling, it is determined that the vehicle is in an emergency stop, and the red LED arranged on the stop lamp and the other function lamp is fully lit. And

According to the present invention, when the vehicle is stopped due to an accident or the like, the stop lamp and the other function lamp are automatically turned on in red all over to alert the following vehicle. In this case, since the red emission continues even after the vehicle stops, the presence of the accident vehicle can be continuously notified, and a secondary disaster such as a rear-end collision of a following vehicle can be prevented.

According to a sixth aspect of the present invention, there is provided the combination lamp for a vehicle according to the fifth aspect, wherein the lighting of the entire surface is continuously performed for a predetermined time, and thereafter, the lighting is shifted to a blinking state of the entire surface.

According to the present invention, since the lighting is shifted to the blinking lighting after the entire lighting has been performed for a predetermined time, even in the case of an emergency stop due to an accident or the like, the limited battery consumption is reduced and the emergency lighting time is prolonged. Can be.

According to a seventh aspect of the present invention, there is provided the combination lamp for a vehicle according to the fifth or sixth aspect, wherein the power source for determining that the vehicle is in an emergency stop state and for turning on a red LED arranged on a stop lamp and other function lamps. Is mounted on the combination lamp body.

According to the present invention, the combination lamp itself has an emergency power supply even if the front part of the vehicle is damaged due to an accident or the like and the vehicle-mounted battery cannot be used, or if the wiring is disconnected. Emergency lighting can be performed.

According to an eighth aspect of the present invention, there is provided the combination lamp for a vehicle according to any one of the first to seventh aspects, wherein the other function lamp mainly uses an LED of another function color as a main light source. The red LE in the other function lamp
D is provided.

According to the present invention, when the other function lamp is of the LED light source type, that is, when the turn lamp is an orange LED, and when the back lamp is a white LED, the red LED is used. By arranging the LED together with the orange LED and the white LED, the LED can be lit red at the time of sudden braking or emergency stop.

According to a ninth aspect of the present invention, there is provided the combination lamp for a vehicle according to any one of the first to seventh aspects, wherein the other-function lamp uses an incandescent bulb as a light source and has another functional color in front of the incandescent bulb. It has a structure in which a colored lens is arranged, and in addition, the red LE
D is provided.

When an incandescent bulb is used as a light source, a colored lens is arranged in front of the light source to emit colored light. When a red LED is arranged in the lamp housing, the red LED is turned on. The monochromatic red light is emitted as it is through the colored lens. Therefore, by turning on the red LED at the time of sudden braking or emergency stop, red lighting of the entire combination lamp can be realized, and attention can be given to a following vehicle.

According to a tenth aspect of the present invention, there is provided a vehicle combination lamp according to any one of the first to ninth aspects,
A turn lamp and a back lamp are arranged on both sides of the stop lamp as the other function lamp.

According to the present invention, the entire surface including the turn lamp and the back lamp is lit red in a wide area at the time of sudden braking or emergency stop. Therefore, the alertness for the following vehicle increases.

According to an eleventh aspect of the present invention, there is provided the vehicle combination lamp according to any one of the first to tenth aspects, wherein the stop lamp is used only when the red LED in the other function lamp is turned on. It is configured to light up more brightly than when the light is turned on.

According to the present invention, the red light of the stop lamp is further increased at the time of sudden braking or emergency stop, so that a higher alertness can be exerted.

[0029]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 shows the structure of a main part of a vehicle combination lamp according to an embodiment, in which (a) is a front view,
FIG. 2B is a sectional view taken along the line Ib-Ib in FIG.

The combination lamp 1 has a stop lamp 2 which lights red when the brake is depressed in the center, a turn lamp 3 which blinks yellow on one side in response to a direction instruction operation, and a turn lamp 3 which lights on the other side. It has a back lamp 4 which lights up in white in response to a backward operation of the vehicle.

Each of the stop lamp 2, the turn lamp 3, and the back lamp 4 has a plurality of red LEDs L as light sources.
An ED 12, an orange LED 13, and a white LED 14 are provided. These LEDs 12, 13, and 14 are housed in lamp housing chambers 5, 6, and 7, respectively, partitioned in a lamp housing 10, and emit red light, orange light, and white light to the outside through a transparent cover 8 on the front. It has become.

Here, in particular, a red LED 15 is newly arranged in the turn lamp 3 and the back lamp 4 so as to be mixed with the orange LED 13 and the white LED 14.

Further, the combination lamp 1 has a control device (not shown), which is provided with a sudden brake detecting means for detecting a sudden brake operation. The control device executes control for turning on the red LED 15 arranged in the turn lamp 3 and the back lamp 4 in addition to turning on the red LED 12 of the stop lamp 2 when the sudden brake detection means detects the sudden brake.

The abrupt brake detection means includes: (a) when the vehicle is depressed at a predetermined speed or more while the brake is depressed, it is determined that a sudden brake operation has been performed; When the brake is depressed with a predetermined force or a stroke greater than a predetermined value, it is determined that a sudden brake operation has been performed, or (c) when a vehicle deceleration exceeding a predetermined value is detected, the sudden brake operation is performed. A configuration that determines that the operation has been performed may be employed.

When the vehicle deceleration is used as an element for judging sudden braking, a G sensor (vehicle deceleration sensor) is arranged at any place and this signal is used. G with other devices
If a sensor is installed, the signal can be used.

When it is desired to secure the signal by the combination lamp 1 itself, the combination lamp 1
G (including lamp housing 10 and control device)
A sensor may be provided.

When the brake pedal force or the depressing stroke is used as an element for judging sudden braking, a signal from a pedal force sensor or a brake stroke sensor is separately input to the control device.

Further, when the control device detects a vehicle deceleration exceeding the deceleration detected during normal traveling, the control device determines that the vehicle has been brought to an emergency stop due to an accident, etc. Red LED 12 of lamp 2 and red LED 1 arranged in turn lamp 3 and back lamp 4
The control for turning on all the lights 5 is executed.

Further, after the entire surface lighting is continuously performed for a predetermined time, a control for shifting to the entire surface blinking is executed.

Next, a specific example of the flow of the operation executed by the control device will be described.

FIG. 2 shows a flow of the operation at the time of the brake operation.

When a brake ON signal is input in step 101, the signal of the G sensor is checked in step 102. When the G sensor detects a deceleration of 0.45 G or more, or when a deceleration of 0.4 G or more is detected for 0.5 seconds or more, it is determined that sudden braking has been applied, and the combination lamp is determined in step 103. 1 is lit entirely in red.

That is, the red LED of the stop lamp 2
In addition to turning on 12, the red LED 15 arranged in the turn lamp 3 and the back lamp 4 is turned on. This lighting control is continued until a brake OFF signal is input in step 104, and the light is turned off in step 105.

If the deceleration is not large, it is assumed that the brake operation is a normal brake operation, and only the stop lamp 2 is turned on in step 106.

Thus, when sudden braking is applied,
Since the entire surface of the combination lamp 1 is illuminated in red, an increase in the light emission area can strongly alert the following vehicle.

At this time, by increasing the current flowing through the red LED 12 of the stop lamp 2 more than usual, the red can be made brighter and more noticeable, and the recognition of the following vehicle can be further enhanced.

When the brake depression force is used as an element for judging sudden braking, step 107 is used instead of step 102, and the value of the depression force sensor is 10
If it is more than kg, it is determined that the brake is sudden. The following flow is the same as described above.

Next, the flow of an emergency operation will be described with reference to FIG.

When a strong G (here, a deceleration of 5 G or more) exceeding a value normally detected due to an accident or the like is detected in step 201, regardless of the presence or absence of the brake, the entire combination lamp is continuously operated in step 202. To light red.

That is, the red LED of the stop lamp 2
12, and the red LED 15 arranged in the turn lamp 3 and the back lamp 4 is turned on.

In this flow, once the red LEDs 12 and 15
Is turned on for a certain period of time (for example, 5 minutes), and then it is shifted to blinking in step 203. This is because when the vehicle stops due to an accident or the like, the consumption of the battery is reduced as much as possible, and the red light for alerting is executed for a long time. These full lightings are released when the brake is depressed three times in step 204, and are turned off in step 205.

When an emergency stop occurs due to an accident or the like,
Automatically alerts you by lighting up the entire red area, so you can prevent secondary disasters such as rear-end collision of following vehicles,
Increases safety.

In the case of an emergency stop due to an accident or the like, it is conceivable that the power supply cannot be supplied to the combination lamp 1 due to damage to the wiring system. Therefore, by equipping the main body of the combination lamp 1 with an emergency power source, it is possible to reliably guarantee the emergency lighting.

Further, in the above embodiment, the case where all the main light sources of the combination lamp 1 are LEDs has been described, but the present invention can also be applied to those using an incandescent bulb as the light source.

In the combination lamp 31 of the embodiment shown in FIG. 4, incandescent bulbs 42, 43, 43 are used as light sources of the stop lamp 32, the turn lamp 33, and the back lamp 34.
A lamp 44 is provided in each of the lamp housing chambers 35, 36, and 37 defined by the lamp housing 40.

The stop lamp 32 is provided with a red lens 52, the turn lamp 33 is provided with an orange lens 53, and the back lamp 34 is provided with a white lens 54. Light from the incandescent bulbs 42, 43 and 44 is provided. Lens 5
The corresponding colored light is emitted to the outside by 2, 53 and 54, respectively.

The red LED 15 is disposed in the lamp housings 36 and 37 of the turn lamp 33 and the back lamp 34.

Also in this example, the red LED 15 arranged in the turn lamp 33 and the back lamp 34 is turned on together with the incandescent bulb 42 of the stop lamp 32 at the time of sudden braking and emergency stop. Thereby, the same operation and effect as those of the above-described embodiment can be obtained.

In this case, since the light of the red LED 15 is monochromatic light, even if it passes through the colored lenses 33 and 34, it emits red light to the outside.

[0061]

As described above, according to the first aspect of the present invention, the red lighting area of the combination lamp can be enlarged at the time of sudden braking, so that the following vehicle can be notified that the sudden braking has been applied. As a result, attention can be raised, and safety can be improved.

According to the second aspect of the present invention, in addition to the effect of the first aspect of the present invention, a sudden brake can be easily detected by using signals from the brake depression force sensor and the brake stroke sensor.

According to the third aspect of the present invention, in addition to the effect of the first aspect of the present invention, a sudden brake can be detected without using a signal from a brake depression force sensor or a brake stroke sensor. Therefore, by incorporating the deceleration sensor in the combination lamp main body, the red LED lighting control at the time of sudden braking can be performed without depending on signals from other devices.

According to the fourth aspect of the present invention, in addition to the effect of the first aspect of the present invention, the ON / O of the brake is performed without using the signal of the brake depression force sensor or the brake stroke sensor.
Only by using the signal of the FF switch and the signal of the deceleration sensor, it is possible to accurately detect sudden braking.

According to the fifth aspect of the present invention, when the vehicle is emergency stopped due to an accident or the like, the stop lamp and the other function lamps can be automatically turned on in red all over, and the following vehicle can be alerted. it can. In particular, since the emission of red light continues even after the vehicle stops, it is possible to continuously notify the presence of the accident vehicle, thereby improving safety.

According to the sixth aspect of the present invention, in addition to the effect of the fifth aspect of the present invention, the operation is shifted to blinking after performing the entire lighting for a predetermined time, so that the limited battery consumption is reduced and the emergency Lighting time can be prolonged.

According to the invention of claim 7, in addition to the effects of the invention of claim 5 or 6, even if the vehicle-mounted battery becomes unusable or the wiring is disconnected, the emergency lamp is used as the combination lamp itself. Since it has a power supply, emergency lighting can be performed.

According to the invention of claim 8, in addition to the invention of any of claims 1 to 7, even when the light source of the other function lamp is an orange LED or a white LED, a red LED is mixed with them. By arranging it in a position, it can be lit in red at the time of sudden braking or emergency stop.

According to the ninth aspect of the present invention, in addition to any one of the first to seventh aspects, even when an incandescent bulb is used as a light source, red light of the entire combination lamp is realized. Can alert the following vehicle.

According to the tenth aspect, the first to ninth aspects
In addition to the invention described in any one of the above, since the entire surface including the turn lamp and the back lamp is illuminated in red over a large area at the time of sudden braking or emergency stop, the alertness for the following vehicle is increased.

According to the invention of claim 11, claims 1 to 1 are provided.
In addition to the invention described in any one of the above aspects, the stop lamp is more strongly lit in red at the time of sudden braking or emergency stop, so that a higher alerting power can be exerted on the following vehicle.

[Brief description of the drawings]

FIG. 1 shows a configuration of a main part of an embodiment of the present invention,
(A) is a front view, (b) is a cross-sectional view taken along the line Ib-Ib of (a).

FIG. 2 is a flowchart of an operation at the time of a brake operation of the embodiment.

FIG. 3 is a flowchart of an operation at the time of an emergency stop of the embodiment.

FIG. 4 shows a configuration of a main part of another embodiment of the present invention,
4A is a front view, and FIG. 4B is a cross-sectional view taken along the line IVb-IVb in FIG.

[Explanation of symbols]

 1,31 Combination lamp 2,32 Stop lamp 3,33 Turn lamp 4,34 Back lamp 10,40 Lamp housing 12 Red LED 13 Orange LED 14 White LED 15 Red LED 42,43,44 Incandescent bulb 52 Red lens 53 Orange lens 54 White lens

Claims (11)

[Claims] 1. A stop lamp which lights up in red when a brake is depressed, and another function lamp which is arranged adjacent to the stop lamp and lights up in a function color other than red when another function is executed. In the combination lamp for a vehicle, a red LED is provided in the lamp housing of the other function lamp, and a sudden brake detecting means for detecting a sudden braking operation is provided. A combination lamp for a vehicle, wherein when detected, a red LED arranged on the other function lamp is turned on in addition to turning on the stop lamp. 2. The combination lamp for a vehicle according to claim 1, wherein the sudden brake detecting means determines that the sudden brake operation has been performed when the brake is depressed with a predetermined force or a predetermined stroke. A combination lamp for a vehicle, wherein 3. The combination lamp for a vehicle according to claim 1, wherein said sudden brake detecting means determines that a sudden brake operation has been performed when a vehicle deceleration exceeding a predetermined level is detected. A combination lamp for vehicles characterized by the above-mentioned. 4. The combination lamp for a vehicle according to claim 1, wherein the sudden braking operation is performed when the sudden braking detecting means detects a vehicle deceleration exceeding a predetermined value in a state where the brake is depressed. A combination lamp for a vehicle, which is to be determined. 5. A stop lamp which is lit in red when a brake is depressed, and another function lamp which is provided adjacent to the stop lamp and which is lit in a function color other than red when another function is executed. In the combination lamp for a vehicle, a red LED is provided in a lamp housing of the other function lamp, and deceleration detecting means for detecting a vehicle deceleration is provided. A vehicle deceleration exceeding the deceleration detected at the time of the vehicle, determining that the vehicle is in an emergency stop state, and fully illuminating the red LED arranged on the stop lamp and the other function lamp. lamp. 6. The combination lamp for a vehicle according to claim 5, wherein the lighting of the entire surface is continuously performed for a predetermined time, and thereafter, the lighting is shifted to a blinking state of the entire surface. 7. The vehicle combination lamp according to claim 5, wherein a power source for determining that the vehicle is in an emergency stop and lighting a red LED disposed on a stop lamp and another function lamp is provided.
A combination lamp for a vehicle, wherein the combination lamp is mounted on a combination lamp body. 8. The combination lamp for a vehicle according to claim 1, wherein the other-function lamp mainly uses an LED of another function color as a main light source. The red L
A combination lamp for a vehicle, wherein an ED is provided. 9. The combination lamp for a vehicle according to claim 1, wherein the other-function lamp includes a lens colored with another function color in front of the incandescent bulb using the incandescent bulb as a light source. The red L is additionally provided in the other function lamp.
A combination lamp for a vehicle, wherein an ED is provided. 10. The vehicle combination lamp according to claim 1, wherein a turn lamp and a back lamp are arranged on both sides of the stop lamp as the other function lamp. Characteristic combination lamp for vehicles. 11. The vehicle combination lamp according to claim 1, wherein the stop lamp is a red LE in the other function lamp.
A combination lamp for a vehicle, characterized in that D is lighted more brightly than when only the stop lamp is lighted.