JPH09109967A - Tumble warning device for motorcycle - Google Patents
Tumble warning device for motorcycleInfo
- Publication number
- JPH09109967A JPH09109967A JP7266968A JP26696895A JPH09109967A JP H09109967 A JPH09109967 A JP H09109967A JP 7266968 A JP7266968 A JP 7266968A JP 26696895 A JP26696895 A JP 26696895A JP H09109967 A JPH09109967 A JP H09109967A
- Authority
- JP
- Japan
- Prior art keywords
- motorcycle
- signal
- warning
- speed
- angular velocity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000001133 acceleration Effects 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000004069 differentiation Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J27/00—Safety equipment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Emergency Alarm Devices (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、走行中の自動二輪
車の転倒の危険性を警告する自動二輪車の転倒警告装置
に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fall warning device for a motorcycle, which warns of a risk of the motorcycle falling during traveling.
【0002】[0002]
【従来の技術】従来、走行中の自動車および自動二輪車
(以下、バイクとする。)に関する安全装置として、走
行中に発生する他の自動車、バイクおよび自転車等との
接触や衝突を防ぐための装置等が提案されている(例え
ば、特開平5−182097号公報等)。しかし、走行
中のバイクの転倒の危険性を運転者に警告する転倒警告
装置は、従来存在しなかった。2. Description of the Related Art Conventionally, as a safety device for a running automobile and a motorcycle (hereinafter referred to as a motorcycle), a device for preventing contact and collision with other automobiles, motorcycles, bicycles, etc. that occur during traveling. Have been proposed (for example, JP-A-5-182097). However, there has been no fall warning device that warns a driver of a risk of falling of a running motorcycle.
【0003】[0003]
【発明が解決しようとする課題】このように、従来にお
いてはバイクに関する様々な安全装置が提案されていた
が、走行中のバイクの転倒の危険性を警告する装置は存
在しなかった。そのため、バイク走行時の転倒防止能力
は運転者の運転技量に大きく依存し、運転経験の少ない
運転者ほど転倒の危険性に対する察知が遅れやすく、転
倒を避け難いという問題点があった。As described above, various safety devices relating to the motorcycle have been proposed in the past, but there has been no device that warns the risk of the motorcycle falling over while traveling. For this reason, the fall prevention ability during running on a motorcycle largely depends on the driving skill of the driver, and a driver with less driving experience is more likely to delay the detection of the risk of falling, and it is difficult to avoid falling.
【0004】本発明はこのような課題を解決するための
ものであり、バイクの走行時において、転倒の危険性を
運転者に自動的に警告することにより、運転者の運転技
量に関りなく転倒の危険性を早期に察知し、転倒を未然
に防止することを可能とする自動二輪車の転倒警告装置
を提供することを目的とする。The present invention is intended to solve such a problem, and by automatically warning the driver of the risk of a fall when the motorcycle is running, regardless of the driving skill of the driver. It is an object of the present invention to provide a fall warning device for a motorcycle that can detect a fall risk at an early stage and prevent the fall from occurring.
【0005】[0005]
【課題を解決するための手段】このような目的を達成す
るために、本発明による自動二輪車の転倒警告装置は、
バイクの進行方向を軸とするロール方向のバイクの角速
度を検出して角速度信号を出力する角速度センサと、角
速度信号からロール方向の角加速度を算出して角加速度
信号を出力する微分回路と、角加速度信号に応じて警告
信号を出力する判定回路と、警告信号に応じて警告を発
する警告表示装置とを備えている。In order to achieve such an object, a fall warning device for a motorcycle according to the present invention comprises:
An angular velocity sensor that outputs the angular velocity signal by detecting the angular velocity of the motorcycle in the roll direction around the direction of travel of the motorcycle, a differentiation circuit that calculates the angular acceleration in the roll direction from the angular velocity signal and outputs the angular acceleration signal, A determination circuit that outputs a warning signal according to the acceleration signal and a warning display device that issues a warning according to the warning signal are provided.
【0006】このような構成をとることにより、バイク
の進行方向を軸とするロール方向の角速度の時間変化
(角加速度)に応じて転倒の危険性を運転者に早期に知
らせ、運転技量に関りなく転倒を未然に防止することが
できる。さらに、バイクの進行方向速度が一定でない場
合は、進行方向速度を検出する速度検知装置を設けるこ
とにより、進行方向速度および角加速度の両者に応じた
転倒の危険性を知ることもできる。なお、速度検知装置
として、バイクに一般的に使用されている走行速度計を
用いることができる。By adopting such a configuration, the driver is informed early of the risk of falling in accordance with the time change (angular acceleration) of the angular velocity in the roll direction about the traveling direction of the motorcycle, and It is possible to prevent falls without fail. Furthermore, when the speed of the motorcycle in the traveling direction is not constant, a risk of falling due to both the traveling direction speed and the angular acceleration can be known by providing a speed detection device that detects the traveling direction speed. As the speed detecting device, a traveling speed meter generally used on a motorcycle can be used.
【0007】[0007]
【発明の実施の形態】次に、本発明の詳細について図面
を参照して説明する。図1は本発明の一つの実施の形態
を示すブロック図であり、図3は図1における本発明を
搭載した自動二輪車の一例を示す斜視図である。Next, details of the present invention will be described with reference to the drawings. 1 is a block diagram showing one embodiment of the present invention, and FIG. 3 is a perspective view showing an example of a motorcycle equipped with the present invention in FIG.
【0008】図3において、バイクの進行方向を軸とし
たロール方向8の角速度を角速度センサ1で、進行方向
7の進行方向速度を速度検知装置3でサンプリングす
る。サンプリングされた角速度から角速度の時間変化で
ある角加速度を算出し、角加速度と進行方向速度とをそ
れぞれ所定のデータと比較し、所定の許容範囲内にある
かどうかを調べる。許容範囲外であれば警告表示装置6
により警告を発してバイクの転倒の危険性を運転者に知
らせる。In FIG. 3, the angular velocity sensor 1 samples the angular velocity in the roll direction 8 around the motorcycle traveling direction, and the velocity detecting device 3 samples the traveling direction velocity in the traveling direction 7. From the sampled angular velocities, the angular acceleration, which is the change over time in the angular velocities, is calculated, and the angular acceleration and the traveling direction velocity are compared with predetermined data, respectively, and it is checked whether they are within a predetermined allowable range. Warning display device 6 if outside the allowable range
Alerts the driver of the risk of a motorcycle overturning.
【0009】次に、図1、2を用いて、本発明の動作に
ついて詳細に説明する。図2は図1における判定回路の
一例の詳細を示す詳細図である 図1において、バイク走行時に常時、バイクのロール方
向8の角速度と進行方向速度とがそれぞれ角速度センサ
1と速度検知装置3とによってサンプリングされる。サ
ンプリングされた角速度は角速度信号として微分回路2
へ、進行方向速度は速度信号として信号変換処理回路4
へ出力される。Next, the operation of the present invention will be described in detail with reference to FIGS. FIG. 2 is a detailed diagram showing details of an example of the determination circuit in FIG. 1. In FIG. 1, the angular velocity in the roll direction 8 and the traveling direction velocity of the motorcycle are always the angular velocity sensor 1 and the velocity detecting device 3 in FIG. Sampled by. The sampled angular velocity is used as an angular velocity signal in the differentiation circuit 2
The speed in the traveling direction is converted into a speed signal by the signal conversion processing circuit 4
Output to
【0010】微分回路2において、角速度信号は微分さ
れて角速度の時間変化である角加速度が算出される。算
出された角加速度は角加速度信号として判定回路5へ出
力される。信号変換処理回路4において、速度信号は判
定回路5で信号処理ができるように信号変換され、変換
速度信号として判定回路5へ出力される。In the differentiating circuit 2, the angular velocity signal is differentiated to calculate the angular acceleration, which is the temporal change of the angular velocity. The calculated angular acceleration is output to the determination circuit 5 as an angular acceleration signal. In the signal conversion processing circuit 4, the speed signal is signal-converted so that the determination circuit 5 can perform signal processing, and the converted speed signal is output to the determination circuit 5.
【0011】判定回路5には、角加速度信号と変換速度
信号とに基づいたバイクの転倒の危険性を判定するため
のデータ(図2のグラフ)を予め記憶しておく。このデ
ータは任意に設定することができ、例えば図2のグラフ
のようになる。角加速度信号と変換速度信号とが入力さ
れると両者が所定の許容範囲内(図2のグラフ)にある
かどうかの判定が行われる。The determination circuit 5 stores in advance data (graph in FIG. 2) for determining the risk of falling of the motorcycle based on the angular acceleration signal and the converted speed signal. This data can be set arbitrarily, for example, as shown in the graph of FIG. When the angular acceleration signal and the converted velocity signal are input, it is determined whether or not both are within a predetermined allowable range (graph in FIG. 2).
【0012】例えば、(v1,ω1)は許容範囲外であ
り、バイクは転倒する危険性があると判定され、直ちに
警告信号が出力される。警告信号は警告表示装置6に入
力され、警告表示装置6は警告を発して運転者にバイク
の転倒の危険性を知らせる。For example, (v 1 , ω 1 ) is out of the allowable range, it is determined that the motorcycle has a risk of falling, and a warning signal is immediately output. The warning signal is input to the warning display device 6, and the warning display device 6 issues a warning to notify the driver of the risk of falling of the motorcycle.
【0013】以上のように、バイク走行時において、常
時、バイクの角加速度と進行方向速度とを判定回路5に
よって監視する。なお、バイクの進行方向速度が一定で
ある場合は、ロール方向8のバイクの角加速度の判定を
行うだけでバイクの転倒の危険性を検知することができ
る。As described above, the determination circuit 5 constantly monitors the angular acceleration and the traveling speed of the motorcycle when the motorcycle is traveling. When the speed of the motorcycle in the traveling direction is constant, the risk of falling of the motorcycle can be detected only by determining the angular acceleration of the motorcycle in the roll direction 8.
【0014】[0014]
【発明の効果】以上説明したように、本発明はバイクの
進行方向を軸とするロール方向の角加速度を所定の判定
基準と比較することにより、走行中におけるバイクの姿
勢の不安定さを検知し、バイクの転倒の危険性を未然に
かつ自動的に運転者に対して警告することが可能であ
る。そのため、運転者は経験や技量に関らず転倒の危険
性を早期に察知することができ、バイクの転倒を防止す
ることができる。さらに、バイクの進行方向速度および
ロール方向の角加速度の両者を所定の判定基準と比較す
ることにより、バイクの進行方向における走行速度が一
定でない場合も転倒の危険性を検知することができる。As described above, according to the present invention, the instability of the posture of the motorcycle during running is detected by comparing the angular acceleration in the roll direction about the traveling direction of the motorcycle with a predetermined criterion. However, it is possible to automatically and automatically warn the driver of the risk of the motorcycle falling. Therefore, the driver can detect the risk of a fall at an early stage regardless of experience and skill, and can prevent the fall of the motorcycle. Furthermore, by comparing both the speed of the motorcycle in the traveling direction and the angular acceleration in the roll direction with a predetermined criterion, the risk of falling can be detected even when the traveling speed of the motorcycle in the traveling direction is not constant.
【図1】 本発明の一つの実施の形態を示すブロック図
である。FIG. 1 is a block diagram showing one embodiment of the present invention.
【図2】 図1における判定回路の一例の詳細を示す説
明図である。FIG. 2 is an explanatory diagram showing details of an example of a determination circuit in FIG.
【図3】 図1における本発明を搭載した一例を示す斜
視図である。FIG. 3 is a perspective view showing an example in which the present invention in FIG. 1 is mounted.
1…角速度センサ、2…微分回路、3…速度検知装置、
4…信号変換処理回路、5…判定回路、6…警告表示装
置、7…進行方向、8…ロール方向。1 ... Angular velocity sensor, 2 ... Differentiation circuit, 3 ... Velocity detection device,
4 ... Signal conversion processing circuit, 5 ... Judgment circuit, 6 ... Warning display device, 7 ... Travel direction, 8 ... Roll direction.
Claims (3)
方向の自動二輪車の角速度を検出して角速度信号として
出力する角速度センサと、 角速度信号からロール方向の角加速度を算出して角加速
度信号として出力する微分回路と、 角加速度信号に応じて警告信号を出力する判定回路と、 警告信号に応じて警告を発する警告表示装置とを備えた
ことを特徴とする自動二輪車の転倒警告装置。1. An angular velocity sensor for detecting an angular velocity of a motorcycle in a roll direction about an advancing direction of the motorcycle and outputting the angular velocity signal as an angular velocity signal, and an angular acceleration in the roll direction calculated from the angular velocity signal as an angular acceleration signal. A fall warning device for a motorcycle, comprising: a differentiating circuit for outputting, a judging circuit for outputting a warning signal according to an angular acceleration signal, and a warning display device for issuing a warning according to the warning signal.
出力する速度検知装置を備え、 判定回路は、速度信号および角加速度信号に応じて警告
信号を出力することを特徴とする自動二輪車の転倒警告
装置。2. The speed detection device according to claim 1, further comprising a speed detection device that detects a speed in a traveling direction of the motorcycle and outputs the speed signal as a speed signal, and the determination circuit outputs a warning signal according to the speed signal and the angular acceleration signal. A fall warning device for a motorcycle, which is characterized in that
号変換して変換速度信号として判定回路に出力する信号
変換処理回路を備えたことを特徴とする自動二輪車の転
倒警告装置。3. The motorcycle according to claim 2, further comprising a signal conversion processing circuit for converting the speed signal so that the determination circuit can perform signal processing and outputting the converted speed signal to the determination circuit. Fall warning device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7266968A JPH09109967A (en) | 1995-10-16 | 1995-10-16 | Tumble warning device for motorcycle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7266968A JPH09109967A (en) | 1995-10-16 | 1995-10-16 | Tumble warning device for motorcycle |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH09109967A true JPH09109967A (en) | 1997-04-28 |
Family
ID=17438219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7266968A Pending JPH09109967A (en) | 1995-10-16 | 1995-10-16 | Tumble warning device for motorcycle |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH09109967A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000023316A1 (en) * | 1998-10-20 | 2000-04-27 | Gray William R | Motorcycle warning device |
JP2000313381A (en) * | 1999-04-28 | 2000-11-14 | Misato Computer Insatsu Kk | Two-wheeler turnover display device |
JP2007091181A (en) * | 2005-09-30 | 2007-04-12 | Honda Motor Co Ltd | Airbag device |
JP2019199231A (en) * | 2018-05-18 | 2019-11-21 | ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツングRobert Bosch Gmbh | Information processor for saddle-riding type vehicle, and information processing method for saddle-riding type vehicle |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6234886A (en) * | 1985-08-08 | 1987-02-14 | スズキ株式会社 | Suspension controller for motorcycle |
JPS641613A (en) * | 1987-06-23 | 1989-01-06 | Toyota Motor Corp | Active suspension for vehicle |
JPH0249953A (en) * | 1988-08-11 | 1990-02-20 | Toyota Motor Corp | Pilot injection control device for diesel engine |
-
1995
- 1995-10-16 JP JP7266968A patent/JPH09109967A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6234886A (en) * | 1985-08-08 | 1987-02-14 | スズキ株式会社 | Suspension controller for motorcycle |
JPS641613A (en) * | 1987-06-23 | 1989-01-06 | Toyota Motor Corp | Active suspension for vehicle |
JPH0249953A (en) * | 1988-08-11 | 1990-02-20 | Toyota Motor Corp | Pilot injection control device for diesel engine |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000023316A1 (en) * | 1998-10-20 | 2000-04-27 | Gray William R | Motorcycle warning device |
JP2000313381A (en) * | 1999-04-28 | 2000-11-14 | Misato Computer Insatsu Kk | Two-wheeler turnover display device |
JP2007091181A (en) * | 2005-09-30 | 2007-04-12 | Honda Motor Co Ltd | Airbag device |
JP4627474B2 (en) * | 2005-09-30 | 2011-02-09 | 本田技研工業株式会社 | Airbag device |
JP2019199231A (en) * | 2018-05-18 | 2019-11-21 | ロベルト・ボッシュ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツングRobert Bosch Gmbh | Information processor for saddle-riding type vehicle, and information processing method for saddle-riding type vehicle |
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