JP2002166744A - Occupant physical condition detector - Google Patents

Occupant physical condition detector

Info

Publication number
JP2002166744A
JP2002166744A JP2000366951A JP2000366951A JP2002166744A JP 2002166744 A JP2002166744 A JP 2002166744A JP 2000366951 A JP2000366951 A JP 2000366951A JP 2000366951 A JP2000366951 A JP 2000366951A JP 2002166744 A JP2002166744 A JP 2002166744A
Authority
JP
Japan
Prior art keywords
occupant
seat
physical condition
seat belt
pressure tube
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.)
Granted
Application number
JP2000366951A
Other languages
Japanese (ja)
Other versions
JP4029562B2 (en
Inventor
Katsunori Hamaya
克則 濱谷
Koichi Sumita
浩一 住田
Yoji Ito
洋治 伊藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Motors Corp
Original Assignee
Mitsubishi Motors Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Motors Corp filed Critical Mitsubishi Motors Corp
Priority to JP2000366951A priority Critical patent/JP4029562B2/en
Publication of JP2002166744A publication Critical patent/JP2002166744A/en
Application granted granted Critical
Publication of JP4029562B2 publication Critical patent/JP4029562B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Automotive Seat Belt Assembly (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)

Abstract

PROBLEM TO BE SOLVED: To accurately detect the physical condition of an occupant from the palmus and respiratory state of an occupant on a vehicle. SOLUTION: In the seat belt 1 of the vehicle, a flat pressure tube 2 is installed at the portion of the seat belt coming into contact with the abdominal region or chest region of the occupant when the seat is set at a regular position, the seat back thereof is set at a regular inclination angle, and the occupant uses the seat belt 1. The pressure tube 2 and a pump unit 3 are connected to each other through a conduit 4, and a thin pressure sensor 5 and the pressure tube 2 installed on the seat belt 1 are connected to each other through a conduit 6. When the above requirements are met, the pump unit 3 fills working fluid into the pressure tube 2, a pressure variation of the working fluid in the pressure tube 2 is detected by the pressure sensor 5, and a controller 8 detects the physical condition of the occupant. When the above requirements are not met, the pressure tube 2 is made vacant.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、車両における乗員
の体調を精度良く検出するための装置に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for accurately detecting a physical condition of an occupant in a vehicle.

【0002】[0002]

【従来の技術】特許第2760019号公報に示されて
いるように、車両のシートベルトにシートベルトの張力
または曲げの変動を検出するセンサを設け、そのセンサ
によりシートベルト装着者の呼吸数を計測して、シート
ベルト装着者の居眠り状態を検出するようにしたものが
従来から知られているが、この場合には、上記センサが
車両の振動やシートベルト装着者の体動等も同時に検出
することとなるため、肝心の呼吸数を常に精度良く計測
することが必ずしも容易ではなく、また、計測精度を高
めるため、シートベルト装着者の胸部に当たるベルト部
分にセンサを設けたときには、センサの設置に伴ってシ
ートベルトの厚みが増大することにより、シートベルト
の巻取りや引き出しがしにくくなるという問題があっ
た。
2. Description of the Related Art As disclosed in Japanese Patent No. 2760019, a sensor for detecting a change in the tension or bending of a seat belt is provided on a seat belt of a vehicle, and the sensor measures the respiratory rate of a seat belt wearer. Conventionally, a device that detects a dozing state of a seatbelt wearer is known. In this case, the sensor simultaneously detects vibration of a vehicle, body movement of the seatbelt wearer, and the like. Therefore, it is not always easy to measure the essential respiratory rate with high accuracy, and in order to increase the measurement accuracy, when the sensor is installed on the belt part that hits the chest of the seat belt wearer, it is necessary to install the sensor. Along with the increase in the thickness of the seatbelt, there has been a problem that it is difficult to wind up and pull out the seatbelt.

【0003】[0003]

【発明が解決しようとする課題】本発明は、車両の乗員
における心拍や呼吸状態等から乗員の体調を精度良く検
出しようとするものである。
SUMMARY OF THE INVENTION It is an object of the present invention to accurately detect the physical condition of a vehicle occupant based on the heartbeat and respiratory condition of the vehicle occupant.

【0004】[0004]

【課題を解決するための手段】このため、本発明にかか
る乗員の体調検出装置は、車両のシートベルトに取り付
けられ乗員の体調を検出する第1手段と、上記乗員の着
座状態を判定する第2手段と、上記乗員が正規状態のシ
ートに着座して上記シートベルトを装着していると上記
第2手段が判定した場合にのみ上記第1手段を作動状態
に制御する第3手段と、上記第1手段が検出した上記体
調を表示する第4手段とを有している。
Therefore, an occupant's physical condition detecting apparatus according to the present invention includes a first means for detecting a physical condition of an occupant, which is attached to a seat belt of a vehicle, and a first means for judging a seated state of the occupant. A second means, and a third means for controlling the first means to an operating state only when the second means determines that the occupant is seated on a normal seat and is wearing the seat belt; And fourth means for displaying the physical condition detected by the first means.

【0005】従って、乗員が正規状態のシートに着座し
てシートベルトを装着しているため、シートベルトに取
り付けられた第1手段が乗員の体調を正確に検出しやす
い場合にのみ、第2手段の判定結果に基づき第3手段が
第1手段を作動状態に制御して、第1手段が乗員の体調
を検出し、乗員が正規状態のシートに着座していなかっ
たり、シートベルトを装着していない場合には第1手段
が乗員の体調を検出することはないので、第1手段は常
に精度良く乗員の体調を検出することが可能となり、と
くに、第1手段が、乗員が正規状態のシートに着座して
シートベルトを装着しているとき乗員に接し、作動流体
が充填された圧力チューブをそなえている場合には、乗
員に接する圧力チューブ内の作動流体の圧力が乗員の体
調に応じて鋭敏に変動するので、その圧力変動を検出す
ることにより乗員の体調を精度良く検出することがで
き、また、乗員が正規状態のシートに着座していなかっ
たり、シートベルトの装着を取り止めている場合には、
圧力チューブ内から作動流体が排除されることによりシ
ートベルトの厚みを容易に低減させて、シートベルトの
巻取りや引き出し操作をスムースとすることができるよ
うになる。
Therefore, since the occupant is seated on the seat in the normal state and wears the seat belt, the second means is used only when the first means attached to the seat belt can easily detect the physical condition of the occupant. The third means controls the first means to the operating state based on the determination result, and the first means detects the physical condition of the occupant, and the occupant does not sit on the seat in the normal state or wears the seat belt. If there is no occupant, the first means does not detect the occupant's physical condition, so that the first means can always detect the occupant's physical condition with high accuracy. If the driver is in contact with the occupant while wearing a seat belt and has a pressure tube filled with working fluid, the pressure of the working fluid in the pressure tube in contact with the occupant depends on the physical condition of the occupant. Sharply The occupant can accurately detect the physical condition of the occupant by detecting the pressure fluctuation, and when the occupant is not seated on the seat in the normal state or has stopped wearing the seat belt. ,
By excluding the working fluid from the pressure tube, the thickness of the seat belt can be easily reduced, and the winding and pulling-out operation of the seat belt can be performed smoothly.

【0006】[0006]

【発明の実施の形態】以下、図面に示す本発明の実施形
態例について説明する。図1及び図2において、車両の
シートベルト1には偏平な圧力チューブ2が取り付けら
れており、シートが車両の前後方向に一定範囲内の正規
位置にあると同時にシートバックが一定範囲内の正規傾
斜角度に保持されて、その結果シートが正規状態に設定
され、かつ、そのシートに着座した乗員がシートベルト
1を装着したとき、圧力チューブ2が乗員の腹部または
胸部に接するように構成されていて、圧力チューブ2と
ポンプユニット3とが導管4により接続されていると共
に、シートベルト1に設けられた超薄型圧力センサ5が
導管6により圧力チューブ2と接続され、圧力センサ5
の検出信号がハーネス7により制御装置8へ送られてい
る。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The embodiments of the present invention shown in the drawings will be described below. 1 and 2, a flat pressure tube 2 is attached to a seat belt 1 of a vehicle so that a seat is at a normal position within a certain range in the front-rear direction of the vehicle and a seat back is at a normal position within a certain range. The pressure tube 2 is configured to contact the abdomen or chest of the occupant when the occupant is seated on the seat belt 1 when the occupant seated on the seat wears the seat belt 1. The pressure tube 2 and the pump unit 3 are connected by a conduit 4, and the ultra-thin pressure sensor 5 provided on the seat belt 1 is connected to the pressure tube 2 by a conduit 6,
Is sent to the control device 8 by the harness 7.

【0007】また、図3(A)、(B)にそれぞれ示さ
れているように、ポンプユニット3はポンプ9及び切換
え弁10をそなえ、切換え弁10の作動状況に対応し
て、図3(A)のようにタンク11内の水、油、シリコ
ン液、気体等の作動流体がポンプ9により導管4を経て
圧力チューブ2内へ充填され、あるいは、図3(B)の
ように圧力チューブ2内の作動流体がポンプ9により排
除されてタンク11内へ回収される。
As shown in FIGS. 3 (A) and 3 (B), the pump unit 3 includes a pump 9 and a switching valve 10, and corresponds to FIG. 3A, the working fluid such as water, oil, silicon liquid, and gas in the tank 11 is filled into the pressure tube 2 through the conduit 4 by the pump 9, or as shown in FIG. The working fluid therein is removed by the pump 9 and recovered into the tank 11.

【0008】さらに、図4に示されているように、制御
装置8には、圧力センサ5の外に、乗員がシートベルト
1を装着したかどうかを検出するシートベルトスイッチ
12と、シートが上記正規位置にあるかどうかを検出す
るシートセンサ13と、シートバックが上記正規傾斜角
度に保持されているかどうかを検出する角度センサ14
とから、それぞれ検出信号が送られ、他方、制御装置8
からポンプユニット3と、車室内に設置された表示装置
15と、車両に搭載された通信ユニット16とにそれぞ
れ指令を出すように構成されている。
Further, as shown in FIG. 4, the control device 8 includes, in addition to the pressure sensor 5, a seat belt switch 12 for detecting whether or not the occupant wears the seat belt 1, and the seat A seat sensor 13 for detecting whether or not the seat is at a normal position, and an angle sensor 14 for detecting whether or not the seat back is held at the normal tilt angle.
, A detection signal is sent, respectively, while the control device 8
, A command is issued to the pump unit 3, a display device 15 installed in the vehicle interior, and a communication unit 16 mounted in the vehicle.

【0009】上記装置において、乗員がシートベルト1
を正常に装着していなかったり、あるいは、乗員が座る
シートが正規位置から車両の前後方向に外れていたり、
シートバックが正規傾斜角度以外に保持されて、シート
が正規状態に設定されていなければ、それぞれシートベ
ルトスイッチ12、シートセンサ13、あるいは、角度
センサ14からの信号に基づき制御装置8がポンプユニ
ット3に指令を出して切換え弁10が操作され、図2
(B)のように圧力チューブ2内の作動流体をポンプ9
により積極的にタンク11内へ回収させて、圧力チュー
ブ2内を空にし、また、圧力センサ5、表示装置15及
び通信ユニット16は制御装置8によりそれぞれ不作動
とされている。
[0009] In the above device, the occupant is seatbelt 1
Is not properly worn, or the seat where the occupant sits is out of the normal position in the front-rear direction of the vehicle,
If the seat back is held at a position other than the normal inclination angle and the seat is not set in the normal state, the control device 8 operates the pump unit 3 based on a signal from the seat belt switch 12, the seat sensor 13, or the angle sensor 14, respectively. And the switching valve 10 is operated, and FIG.
The working fluid in the pressure tube 2 is pumped as shown in FIG.
, The pressure tube 2 is emptied, and the pressure sensor 5, the display device 15, and the communication unit 16 are deactivated by the control device 8, respectively.

【0010】他方、乗員がシートベルト1を正常に装着
していると同時に、乗員が座るシートが正規位置にあ
り、かつ、シートバックが正規傾斜角度に保持されて、
シートが正規状態に設定されていれば、それぞれシート
ベルトスイッチ12、シートセンサ13、及び、角度セ
ンサ14からの信号に基づき制御装置8がポンプユニッ
ト3に指令を出して切換え弁10が操作され、図2
(A)のようにタンク11内の作動流体をポンプ9によ
り圧力チューブ2内へ充填させた後、圧力センサ5及び
表示装置15の作動が制御装置8により開始させられ
る。
On the other hand, at the same time when the occupant wears the seat belt 1 normally, the seat on which the occupant sits is in the normal position, and the seat back is held at the normal inclination angle.
If the seat is set to the normal state, the control device 8 issues a command to the pump unit 3 based on signals from the seat belt switch 12, the seat sensor 13, and the angle sensor 14, and the switching valve 10 is operated, FIG.
After the working fluid in the tank 11 is filled into the pressure tube 2 by the pump 9 as in (A), the operation of the pressure sensor 5 and the display device 15 is started by the control device 8.

【0011】すなわち、この場合には、シートが正規状
態に設定されているため、シートベルト1を装着した乗
員の腹部または胸部に圧力チューブ2が確実に接するこ
ととなり、しかも、圧力チューブ2は作動流体が充填さ
れてふくらむことにより乗員の腹部または胸部への密着
度が一層増大するので、乗員の心拍や呼吸に対応して衣
服を通し圧力チューブ2内の作動流体に鋭敏に圧力変動
を起こさせる。
That is, in this case, since the seat is set in the normal state, the pressure tube 2 surely comes into contact with the abdomen or chest of the occupant wearing the seat belt 1, and the pressure tube 2 operates. Since the degree of adhesion to the abdomen or chest of the occupant is further increased by filling and expanding the fluid, the pressure of the working fluid in the pressure tube 2 is sharply changed through the clothes according to the occupant's heartbeat and breathing. .

【0012】従って、圧力センサ5がこの圧力変動を検
出してその信号を制御装置8へ送ることにより、制御装
置8は、乗員の一定時間内における心拍数や呼吸数、あ
るいは、脈動波形等を演算して、それらが通常時と大き
く変動していないかどうかにより乗員の体調が正常であ
るか、あるいは、不良であるかを精度良く検出すること
が可能となる。
Accordingly, the pressure sensor 5 detects this pressure fluctuation and sends a signal to the control device 8 so that the control device 8 can detect the occupant's heart rate, respiratory rate, pulsation waveform, etc. within a certain period of time. It is possible to accurately detect whether the physical condition of the occupant is normal or defective by calculating whether or not they are largely fluctuating from the normal time.

【0013】また、制御装置8は検出した乗員の体調を
表示装置15に画面表示させるが、乗員の体調が不良で
あると判断した場合は、表示装置15に特別な着色表示
をしたり、あるいは、ブザーの吹鳴により乗員にその旨
を積極的に警告して、車両の運転中止を勧告し、さらに
は、乗員自身の操作に基づき通信ユニット16が作動
し、または、自動的に制御装置8が通信ユニット16を
作動させて、乗員がかかりつけの医療機関や緊急通報セ
ンタ等の予め指定された通信先へ乗員の体調不良が送信
され、乗員と通信先との間に必要な交信が行われて適切
な処置をとることができるので、結果的に車両の安全運
転を図ることができる。
The control device 8 displays the detected physical condition of the occupant on the screen of the display device 15. When it is determined that the physical condition of the occupant is bad, the control device 8 displays a special color on the display device 15, or , The buzzer sounds to alert the occupant positively, recommends that the vehicle be stopped, and furthermore, the communication unit 16 is activated based on the occupant's own operation, or the control device 8 is automatically activated. By operating the communication unit 16, the occupant's physical condition is transmitted to a pre-designated communication destination such as a medical institution or an emergency call center where the occupant is at home, and necessary communication is performed between the occupant and the communication destination. Since appropriate measures can be taken, safe driving of the vehicle can be achieved as a result.

【0014】しかも、乗員がシートベルト1を正常に装
着していなかったり、乗員が座るシートが正規位置から
車両の前後方向に大きく外されていたり、あるいは、シ
ートバックが大きく倒されていれば、シートベルトが乗
員の腹部または胸部から離れたり、乗員の腹部または胸
部に正しく密着しなくなるため、シートベルト1に取り
付けられた圧力センサ5が圧力チューブ2内の作動流体
圧力を正確に検出できなくなるが、この場合には制御装
置8により圧力センサ5が不作動とされていて、乗員の
体調が不正確に検出されるようなことはないので、圧力
センサ5の作動時には乗員の体調が常に正確に検出され
て、装置としての信頼性を高めることができると共に、
シートベルト1が装着されていない時、または、シート
が正規状態に設定されていない時のように、乗員の体調
を検出する必要性が低い場合には、制御装置8の指令に
従って圧力チューブ2内から作動流体が抜き出され、シ
ートベルト1の厚みが減少させられているので、乗員に
よる車室内の居住性を損ねることがなく、また、シート
ベルト1が胸ベルトの場合であっても、その巻取り、引
出し操作を常にスムースにできる長所がある。
In addition, if the occupant does not wear the seat belt 1 properly, the seat on which the occupant sits has been largely removed from the normal position in the front-rear direction of the vehicle, or if the seat back has been greatly tilted, Since the seat belt is separated from the abdomen or chest of the occupant or does not properly adhere to the abdomen or chest of the occupant, the pressure sensor 5 attached to the seat belt 1 cannot accurately detect the working fluid pressure in the pressure tube 2. In this case, since the pressure sensor 5 is disabled by the control device 8 and the physical condition of the occupant is not detected incorrectly, the physical condition of the occupant is always accurate when the pressure sensor 5 is activated. Is detected to increase the reliability of the device,
When it is not necessary to detect the occupant's physical condition, such as when the seat belt 1 is not fastened or when the seat is not set to the normal state, the pressure tube 2 is controlled according to a command from the control device 8. Since the working fluid is extracted from the seat belt 1 and the thickness of the seat belt 1 is reduced, the occupant's comfort in the passenger compartment is not impaired, and even if the seat belt 1 is a chest belt, There is an advantage that the winding and drawing operations can always be performed smoothly.

【0015】なお、上記実施形態例においては、圧力セ
ンサが圧力チューブの外側に設置されているが、圧力セ
ンサを圧力チューブ内に配置することも可能であり、ま
た、同一シートへの乗員が複数考えられる場合には、そ
の乗員毎の正常な体調内容や、シートの正規位置及びシ
ートバックの正規傾斜角度をそれぞれ制御装置が学習す
ることにより記憶しておき、シートに着座した各乗員毎
に制御装置が正常な体調内容、シートの正規位置及びシ
ートバックの正規傾斜角度をそれぞれ設定するように構
成することもできるものである。
In the above embodiment, the pressure sensor is provided outside the pressure tube. However, the pressure sensor may be provided inside the pressure tube, and a plurality of occupants may be on the same seat. If it is conceivable, the control unit learns the normal physical condition of each occupant, the normal position of the seat and the normal inclination angle of the seat back by learning, and controls each occupant seated on the seat. The apparatus can also be configured to set the normal physical condition, the normal position of the seat, and the normal inclination angle of the seat back.

【0016】[0016]

【発明の効果】本発明にかかる乗員の体調検出装置にあ
っては、乗員が正規状態のシートに着座してシートベル
トを装着し、第1手段が乗員の体調を正確に検出しやす
い場合にのみ、第3手段が第1手段を作動させ、第1手
段が乗員の体調を検出しているので、第1手段は常に精
度良く乗員の体調を検出することが可能となり、とく
に、第1手段が、乗員が正規状態のシートに着座してシ
ートベルトを装着しているとき乗員に接し、作動流体が
充填された圧力チューブをそなえている場合には、乗員
に接する圧力チューブ内の作動流体の圧力が乗員の体調
に応じて鋭敏に変動するので、その圧力変動を検出する
ことにより乗員の体調を精度良く検出することができ、
また、乗員が正規状態のシートに着座していなかった
り、シートベルトの装着を取り止めている場合には、圧
力チューブ内から作動流体が排除されることによりシー
トベルトの厚みを容易に低減させて、シートベルトの巻
取りや引き出し操作をスムースとすることができるた
め、シートベルトの取扱いが便利となる。
According to the occupant's physical condition detecting apparatus of the present invention, when the occupant is seated on a seat in a normal state and fastens a seat belt, the first means can easily detect the occupant's physical condition accurately. Only since the third means operates the first means and the first means detects the condition of the occupant, the first means can always detect the condition of the occupant with high accuracy. In particular, the first means However, when the occupant is seated on a seat in a normal state and wears a seat belt, the occupant comes in contact with the occupant, and when the occupant has a pressure tube filled with working fluid, the working fluid in the pressure tube in contact with the occupant is Since the pressure fluctuates sharply according to the occupant's condition, the occupant's condition can be accurately detected by detecting the pressure change,
In addition, when the occupant is not seated on the seat in a normal state or has stopped wearing the seat belt, the working fluid is removed from the pressure tube to easily reduce the thickness of the seat belt, Since the winding and pulling-out operations of the seat belt can be performed smoothly, the handling of the seat belt becomes convenient.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の実施形態例における要部平面図。FIG. 1 is a plan view of a main part in an embodiment of the present invention.

【図2】図1のII矢視側面図。FIG. 2 is a side view as viewed in the direction of the arrow II in FIG.

【図3】上記実施形態例の配管図。FIG. 3 is a piping diagram of the embodiment.

【図4】上記実施形態例における要部の概略構成図。FIG. 4 is a schematic configuration diagram of a main part in the embodiment.

【符号の説明】[Explanation of symbols]

1 シートベルト 2 圧力チューブ 3 ポンプユニット 5 圧力センサ 8 制御装置 9 ポンプ 10 切換え弁 11 タンク 12 シートベルトスイッチ 13 シートセンサ 14 角度センサ 15 表示装置 16 通信ユニット DESCRIPTION OF SYMBOLS 1 Seat belt 2 Pressure tube 3 Pump unit 5 Pressure sensor 8 Control device 9 Pump 10 Switching valve 11 Tank 12 Seat belt switch 13 Seat sensor 14 Angle sensor 15 Display device 16 Communication unit

───────────────────────────────────────────────────── フロントページの続き (72)発明者 伊藤 洋治 東京都港区芝五丁目33番8号 三菱自動車 工業株式会社内 Fターム(参考) 3D018 BA05 3D037 FA01 FB10 FB12 4C017 AA02 AA09 AA14 AB04 AB05 AC03 BD02 4C038 PS00  ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Yoji Ito 5-33-8 Shiba, Minato-ku, Tokyo Mitsubishi Motors Corporation F-term (reference) 3D018 BA05 3D037 FA01 FB10 FB12 4C017 AA02 AA09 AA14 AB04 AB05 AC03 BD02 4C038 PS00

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 車両のシートベルトに取り付けられ乗員
の体調を検出する第1手段と、上記乗員の着座状態を判
定する第2手段と、上記乗員が正規状態のシートに着座
して上記シートベルトを装着していると上記第2手段が
判定した場合にのみ上記第1手段を作動状態に制御する
第3手段と、上記第1手段が検出した上記体調を表示す
る第4手段とを有する乗員の体調検出装置。
A first means for detecting a physical condition of an occupant attached to a seat belt of a vehicle; a second means for determining a seated state of the occupant; and the seat belt when the occupant is seated on a normal seat. An occupant comprising: third means for controlling the first means to be in an operating state only when the second means determines that the first means is worn; and fourth means for displaying the physical condition detected by the first means. Physical condition detection device.
【請求項2】 請求項1において、上記第1手段は、上
記乗員が正規状態のシートに着座して上記シートベルト
を装着しているとき乗員に接し、作動流体が充填された
圧力チューブをそなえた乗員の体調検出装置。
2. The pressure tube according to claim 1, wherein the first means is in contact with the occupant when the occupant is seated on the seat in a normal state and wears the seat belt, and is provided with a pressure tube filled with a working fluid. Crew physical condition detection device.
【請求項3】 請求項2において、上記圧力チューブ内
に作動流体を吸排する駆動ユニットと、上記乗員の体調
に応じた上記作動流体の圧力変動を検出するセンサとを
そなえた乗員の体調検出装置。
3. The occupant's physical condition detecting device according to claim 2, further comprising: a drive unit that sucks and discharges a working fluid into and from the pressure tube, and a sensor that detects a change in pressure of the working fluid in accordance with the physical condition of the occupant. .
JP2000366951A 2000-12-01 2000-12-01 Crew condition detection device Expired - Fee Related JP4029562B2 (en)

Priority Applications (1)

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JP2000366951A JP4029562B2 (en) 2000-12-01 2000-12-01 Crew condition detection device

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Application Number Priority Date Filing Date Title
JP2000366951A JP4029562B2 (en) 2000-12-01 2000-12-01 Crew condition detection device

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JP4029562B2 JP4029562B2 (en) 2008-01-09

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WO2004096044A1 (en) * 2003-05-02 2004-11-11 Seijiro Tomita Body movement detector and various devices including the detector
WO2005006973A1 (en) * 2003-07-17 2005-01-27 Seijiro Tomita Method and system for monitoring dynamic state
DE102004015199A1 (en) * 2004-03-29 2005-10-20 Hartmann Paul Ag Device for determining the vital functions of a person in motor vehicle using ultrasound comprises an ultrasound transmitter and receiver arranged in passenger restraint system so that they lie in lower abdominal region of the person
JP2006346109A (en) * 2005-06-15 2006-12-28 Toyota Motor Corp Biological information detection sensor and biological state detector
JP2008132010A (en) * 2006-11-27 2008-06-12 Fujitsu Ltd Sensing unit and heartbeat detector
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JP2009025533A (en) * 2007-07-19 2009-02-05 Denso Corp Display screen adjusting apparatus
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JP6603281B2 (en) * 2017-09-22 2019-11-06 株式会社 メディカル プロジェクト Body information detection device

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