JPH07277173A - Electronic control brake device - Google Patents
Electronic control brake deviceInfo
- Publication number
- JPH07277173A JPH07277173A JP6095622A JP9562294A JPH07277173A JP H07277173 A JPH07277173 A JP H07277173A JP 6095622 A JP6095622 A JP 6095622A JP 9562294 A JP9562294 A JP 9562294A JP H07277173 A JPH07277173 A JP H07277173A
- Authority
- JP
- Japan
- Prior art keywords
- cam
- brake
- sliding member
- electronically controlled
- cam member
- 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
Links
Landscapes
- Braking Systems And Boosters (AREA)
- Braking Elements And Transmission Devices (AREA)
- Regulating Braking Force (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明はブレーキ操作部材の操作
情報を処理して最適なホイールブレーキ操作力を演算出
力する電子制御ブレーキ装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronically controlled brake device for processing operation information of a brake operating member and calculating and outputting an optimum wheel brake operating force.
【０００２】[0002]
【従来の技術】かかる電子制御ブレーキ装置は、ブレー
キ操作のフィーリングを自由に変更することができ、ま
た車両の走行状況に応じた最適なブレーキ操作力を得る
ことができるものとして注目されており、例えば特開平
４−１７６７６３号公報にその一例が示されている。2. Description of the Related Art Such an electronically controlled brake device has been attracting attention as a device capable of freely changing a feeling of brake operation and obtaining an optimum brake operation force according to a running condition of a vehicle. An example is shown in Japanese Patent Laid-Open No. 4-176763.
【０００３】本公報に記載の装置においては、ブレーキ
ペダルの操作力（反力）および操作ストロークを検出し
て、この検出値に基づいてホイールブレーキの制動力を
電子的に制御している。この場合、ブレーキペダルとホ
イールシリンダ間が機械的に分離されているため、ブレ
ーキペダルに適度な操作フィーリングを与えるため、連
結ロッドの周囲に弾性体を配設して該弾性体の変形弾性
力を利用している。In the device described in this publication, the operation force (reaction force) and operation stroke of the brake pedal are detected, and the braking force of the wheel brake is electronically controlled based on the detected values. In this case, since the brake pedal and the wheel cylinder are mechanically separated, in order to give the brake pedal an appropriate operation feeling, an elastic body is arranged around the connecting rod to deform the elastic force of the elastic body. Are using.
【０００４】[0004]
【発明が解決しようとする課題】しかし、上記従来装置
では、弾性体の材質、形状等に制約があることから、ブ
レーキストロークとブレーキ反力で決まる操作フィーリ
ングを広い範囲で変更することは困難であった。However, in the above-mentioned conventional apparatus, it is difficult to change the operation feeling determined by the brake stroke and the brake reaction force in a wide range because the material and shape of the elastic body are limited. Met.
【０００５】本発明はかかる課題を解決するもので、ブ
レーキ操作のフィーリングを広い範囲で自由に設定する
ことが可能な電子制御ブレーキ装置を提供することを目
的とする。The present invention has been made to solve the above problems, and an object of the present invention is to provide an electronically controlled brake device capable of freely setting a feeling of brake operation in a wide range.
【０００６】[0006]
【課題を解決するための手段】請求項１の構成では、ブ
レーキ操作部材１の操作情報を検出する手段５１，５２
と、検出された操作情報に基づいてホイールブレーキの
操作力を制御する手段６とを具備する電子制御ブレーキ
装置において、上記ブレーキ操作部材１に連動し、その
操作に応じて直進前後動する摺動部材２と、上記摺動部
材２の移動方向と交差する方向で直線前後動可能に配設
され、上記摺動部材２が当接し摺動部材２の移動量に応
じて当接角度が変化するカム面３ａを形成したカム部材
３と、該カム部材３を前進方向へ付勢すべくその背後に
配設された弾性部材４とを有している。In the structure of claim 1, means 51, 52 for detecting operation information of the brake operating member 1.
And a means 6 for controlling the operating force of the wheel brake based on the detected operation information, in an electronically controlled braking device, which is interlocked with the brake operating member 1 and slides forward and backward in response to the operation. The member 2 and the sliding member 2 are arranged so as to be linearly movable back and forth in a direction intersecting the moving direction of the sliding member 2. The sliding member 2 comes into contact with the sliding member 2 and the contact angle changes according to the amount of movement of the sliding member 2. It has a cam member 3 having a cam surface 3a and an elastic member 4 arranged behind it to bias the cam member 3 in the forward direction.
【０００７】請求項２の構成では、上記カム部材３はシ
ャフト３６回りに回転自在に設けられ、その外周の周方
向複数位置に異なる形状のカム面３ａ〜３ｄを形成し
て、回転駆動手段３９により上記カム面３ａ〜３ｄの一
つが上記摺動部材２に選択当接せしめられる。In the structure of claim 2, the cam member 3 is rotatably provided around the shaft 36, and the cam surfaces 3a to 3d having different shapes are formed at a plurality of positions in the circumferential direction on the outer periphery of the cam member 3 to rotate the driving means 39. Thereby, one of the cam surfaces 3a to 3d is selectively brought into contact with the sliding member 2.
【０００８】請求項３の構成では、上記摺動部材２はピ
ストン部２１を有し、上記ブレーキ操作部材１の操作量
に応じて供給される作動液の液圧が上記ピストン部２１
に印加される。According to the third aspect of the present invention, the sliding member 2 has the piston portion 21, and the hydraulic pressure of the hydraulic fluid supplied according to the operation amount of the brake operating member 1 is the piston portion 21.
Applied to.
【０００９】[0009]
【作用】請求項１の構成において、ブレーキ操作部材１
を操作すると摺動部材２が直線動してカム面３ａとの当
接角度が変化する。カム面３ａを形成したカム部材３は
背後を弾性部材４により前進方向へ付勢されているか
ら、当接角度の変化に応じて摺動部材２の受ける反力、
すなわちブレーキ操作時の反力が変化する。しかして、
異なるカム面を有するカム部材に適宜取り替えることに
より、広い範囲でブレーキ操作フィーリングを変更する
ことができる。In the structure of claim 1, the brake operating member 1
When is operated, the sliding member 2 linearly moves and the contact angle with the cam surface 3a changes. Since the cam member 3 having the cam surface 3a is biased in the forward direction by the elastic member 4 on the back side, the reaction force received by the sliding member 2 in accordance with the change of the contact angle,
That is, the reaction force when the brake is operated changes. Then,
The brake operation feeling can be changed in a wide range by appropriately replacing the cam member with a different cam surface.
【００１０】請求項２の構成においては、カム部材３に
複数形成したカム面３ａ〜３ｄのうち最適のものを回転
駆動手段３９により選択して、速やかに操作フィーリン
グを変更することができる。According to the second aspect of the present invention, it is possible to quickly change the operation feeling by selecting the optimum one of the cam surfaces 3a to 3d formed on the cam member 3 by the rotary drive means 39.
【００１１】請求項３の構成によると、液圧ブレーキへ
の適用が容易である。According to the structure of claim 3, it is easy to apply to a hydraulic brake.
【００１２】[0012]
【実施例１】図１には本発明を適用した電子制御ブレー
キ装置の全体油圧系統図を示す。図において、マスタシ
リンダ７１はブレーキブースタ７２を介して、ブレーキ
操作手段としてのブレーキペダル１の操作ロッド１１に
連結され、該操作ロッド１１にはブレーキブースタ７２
との間にブレーキ操作力を検出する操作力センサ５２が
設けてある。また、ブレーキペダル１の基端にはペダル
踏込量に応じた出力信号を発するブレーキストロークセ
ンサ５１が設置してある。これらブレーキストロークセ
ンサ５１およびブレーキ操作力センサ５２の出力信号は
マイクロコンピュータを内蔵した制御装置６へ入力して
いる。[Embodiment 1] FIG. 1 shows an overall hydraulic system diagram of an electronically controlled brake device to which the present invention is applied. In the figure, a master cylinder 71 is connected via a brake booster 72 to an operating rod 11 of a brake pedal 1 as a brake operating means, and the operating rod 11 has a brake booster 72.
An operation force sensor 52 for detecting the brake operation force is provided between the and. A brake stroke sensor 51 that outputs an output signal according to the pedal depression amount is installed at the base end of the brake pedal 1. The output signals of the brake stroke sensor 51 and the brake operation force sensor 52 are input to the control device 6 having a microcomputer.
【００１３】上記マスタシリンダ７１からは作動油供給
路７３，７４が延びて電磁切換弁７５Ａ〜７５Ｄに至っ
ている。電磁切換弁７５Ａ〜７５Ｄは同一構造のものが
４個設けられ、上記作動油供給路７３，７４は各電磁切
換弁７５Ａ〜７５Ｄのａポートに入力接続されている。
また、各電磁切換弁７５Ａ〜７５Ｄのｂポートには、各
車輪のホイールシリンダ７６Ａ〜７６Ｄに至る作動油供
給路７７Ａ〜７７Ｄが接続されている。しかして、各電
磁切換弁７５Ａ〜７５Ｄに通電されていない状態では各
電磁切換弁７５Ａ〜７５Ｄはａポートとｂポートの間が
連通しており、この状態ではマスタシリンダ７１の油圧
が各ホイールシリンダ７６Ａ〜７６Ｄに供給される。Hydraulic oil supply passages 73 and 74 extend from the master cylinder 71 to reach the electromagnetic switching valves 75A to 75D. Four electromagnetic switching valves 75A to 75D having the same structure are provided, and the hydraulic oil supply paths 73 and 74 are input-connected to the a ports of the electromagnetic switching valves 75A to 75D.
Further, hydraulic oil supply passages 77A to 77D reaching the wheel cylinders 76A to 76D of the respective wheels are connected to the b ports of the respective electromagnetic switching valves 75A to 75D. In the state where the electromagnetic switching valves 75A to 75D are not energized, the electromagnetic switching valves 75A to 75D are in communication between the ports a and b, and in this state, the hydraulic pressure of the master cylinder 71 is equal to that of the wheel cylinders. 76A to 76D.
【００１４】上記各作動油供給路７７Ａ〜７７Ｄは公知
の油圧発生器８Ａ〜８Ｄにも接続されており、これら油
圧発生器８Ａ〜８Ｄは制御装置６からの出力信号に応じ
た油圧を発生する。また、各作動油供給路７７Ａ〜７７
Ｄには油圧センサ５３Ａ〜５３Ｄが設けられて、その出
力信号が上記制御装置６へフィードバックされている。The respective hydraulic oil supply paths 77A to 77D are also connected to known hydraulic pressure generators 8A to 8D, and these hydraulic pressure generators 8A to 8D generate hydraulic pressure according to an output signal from the control device 6. . In addition, each hydraulic oil supply passage 77A to 77
The hydraulic pressure sensors 53A to 53D are provided at D, and the output signals thereof are fed back to the control device 6.
【００１５】本発明を具現した油吸収器９が設けられ、
これより延びる作動油流入路７８が各電磁切換弁７５Ａ
〜７５Ｄのｃポートに接続されている。しかして、電磁
切換弁７５Ａ〜７５Ｄの電磁コイルに制御装置６から通
電すると、ａポートとｂポート間が遮断され、ａポート
とｃポート間が連通する。これにより、ブレーキペダル
１の操作に応じてマスタシリンダ７１から流出する作動
油は、作動油供給路７３，７４から作動油流入路７８を
経て油吸収器９に至る。この時、各ホイールシリンダ７
６Ａ〜７６Ｄには、上記各センサ５１，５２の出力信号
に応じて決定される所定の圧力を発するべく制御された
油圧発生器８Ａ〜８Ｄより、作動圧力が供給される。An oil absorber 9 embodying the present invention is provided,
The hydraulic oil inflow passage 78 extending from this is connected to each electromagnetic switching valve 75A.
It is connected to the c port of ~ 75D. When the electromagnetic coils of the electromagnetic switching valves 75A to 75D are energized from the control device 6, the ports a and b are shut off and the ports a and c are connected. As a result, the hydraulic oil flowing out of the master cylinder 71 in response to the operation of the brake pedal 1 reaches the oil absorber 9 from the hydraulic oil supply passages 73, 74 and the hydraulic oil inflow passage 78. At this time, each wheel cylinder 7
6A to 76D are supplied with operating pressure from hydraulic pressure generators 8A to 8D controlled to generate a predetermined pressure determined according to the output signals of the sensors 51 and 52.
【００１６】油吸収器９の詳細構造を図２に示す。図に
おいて、油吸収器ハウジング９１の左方突出部内には水
平方向へ移動自在に摺動部材２が配設してある。この摺
動部材２は基端のピストン部２１と先端の当接部２３を
有し、両者をロッド２２で結合している。ピストン部２
１の背後はこれに設けたゴムパッキン２６により区画さ
れてシリンダ室９ａとなっており、該シリンダ室９ａに
開口する作動油供給ポート９５に上記作動油流入路７８
が接続される。上記当接部２３は前方と下方へ開放する
矩形空間を有するブロック体で、紙面垂直方向で対向す
る側壁間にシャフト２４を架設して、これに円筒型ベア
リング２５の内輪が装着してある。当接部２３の頂壁に
は直動ベアリング２３１が突設され、該ベアリング２３
１がハウジング９１の頂壁内面に水平に敷設されたガイ
ドレール９２に案内されて、当接部２３の水平直線動が
保証されている。The detailed structure of the oil absorber 9 is shown in FIG. In the figure, a sliding member 2 is disposed in the leftward protruding portion of the oil absorber housing 91 so as to be movable in the horizontal direction. The sliding member 2 has a piston portion 21 at the base end and an abutting portion 23 at the tip end, and they are connected by a rod 22. Piston part 2
1 is divided by a rubber packing 26 provided therein to form a cylinder chamber 9a, and the hydraulic oil supply port 95 opening to the cylinder chamber 9a is connected to the hydraulic oil inflow passage 78.
Are connected. The abutting portion 23 is a block body having a rectangular space that opens forward and downward, and a shaft 24 is provided between side walls facing each other in the direction perpendicular to the plane of the drawing, and an inner ring of a cylindrical bearing 25 is mounted on the shaft 24. A linear motion bearing 231 is provided on the top wall of the contact portion 23 so as to project therefrom.
1 is guided by the guide rail 92 laid horizontally on the inner surface of the top wall of the housing 91, and the horizontal linear movement of the contact portion 23 is guaranteed.
【００１７】上記ベアリング２５の外輪はカム部材３の
カム面３ａに当接している。すなわち、このカム部材３
は矩形の底面およひ側面がカム保持部材３１により保持
されており、カム保持部材３１はその底壁とハウジング
９１底壁のバネカバー４１との間に配設したコイルバネ
４により、上方へ付勢されている。上記カム保持部材３
１には左右の側壁に直動ベアリング３１１，３１２が突
設され、これらベアリング３１１，３１２がハウジング
９１の側壁内面に垂直方向へ設けたガイドレール９３，
９４に案内されて、カム保持部材３１（すなわちカム部
材３）の垂直直線動が保証されている。上記カム部材３
のカム面３ａは前方（図の右方）へ行くにしたがって急
速に立ち上がる曲面をなしている。The outer ring of the bearing 25 is in contact with the cam surface 3a of the cam member 3. That is, this cam member 3
Has a rectangular bottom surface and a side surface held by a cam holding member 31, and the cam holding member 31 is urged upward by a coil spring 4 disposed between a bottom wall of the cam holding member 31 and a spring cover 41 of a housing 91 bottom wall. Has been done. The cam holding member 3
1, linear motion bearings 311 and 312 are projectingly provided on the left and right side walls, and the bearings 311 and 312 are provided on the inner surface of the side wall of the housing 91 in a vertical direction,
Guided by 94, the vertical linear movement of the cam holding member 31 (that is, the cam member 3) is guaranteed. The cam member 3
The cam surface 3a has a curved surface that rises rapidly as it goes forward (to the right in the figure).
【００１８】かかる構造の電子制御ブレーキ装置におい
て、通常作動時には上記各電磁切換弁７５Ａ〜７５Ｄの
電磁コイルに通電されて、ポートａ，ｂ間が遮断される
とともにポートａ，ｃ間が連通せしめられる。しかし
て、ブレーキペダル１を踏むとマスタシリンダ７１内の
作動油は作動油供給路７３，７４より作動油流入路７８
を経て油吸収器９の上記シリンダ室９ａへ供給される。In the electronically controlled brake device having such a structure, during normal operation, the electromagnetic coils of the electromagnetic switching valves 75A to 75D are energized to disconnect the ports a and b and to connect the ports a and c. . When the brake pedal 1 is stepped on, the hydraulic oil in the master cylinder 71 flows from the hydraulic oil supply passages 73 and 74 into the hydraulic oil inflow passage 78.
And is supplied to the cylinder chamber 9a of the oil absorber 9 through.
【００１９】シリンダ室９ａへ作動油が供給されると、
その供給量（すなわち、ブレーキペダルの操作ストロー
ク）に応じて摺動部材２のピストン部２１が前進（図２
の右方）し、当接部２３のベアリング２５がカム面３ａ
と交差するように直線前進動する。しかして、上記当接
部２３の前進に伴い、背後をコイルバネ４により付勢さ
れたカム部材３はバネ力に抗して下降し、この時当接部
２３は反力を受ける。この反力はカム面３ａが既述の形
状をなしていることから、当接部２３の前進に伴って急
速に大きくなる。当接部２３の受ける反力は作動油を介
してブレーキペダル１の操作ロッド１１に印加され、ブ
レーキ操作時の反力、すなわち、ブレーキ操作力とな
る。このブレーキ操作力の変化を図３の実線で示す。When hydraulic oil is supplied to the cylinder chamber 9a,
The piston portion 21 of the sliding member 2 moves forward according to the supply amount (that is, the operation stroke of the brake pedal) (see FIG. 2).
To the right) of the contact portion 23, and the bearing 25 of the contact portion 23 becomes
Move straight ahead to intersect with. Then, as the contact portion 23 advances, the cam member 3 urged by the coil spring 4 behind moves downward against the spring force, and at this time, the contact portion 23 receives a reaction force. Since the cam surface 3a has the shape described above, this reaction force rapidly increases as the contact portion 23 advances. The reaction force received by the contact portion 23 is applied to the operation rod 11 of the brake pedal 1 via the hydraulic oil and becomes the reaction force at the time of brake operation, that is, the brake operation force. This change in brake operating force is shown by the solid line in FIG.
【００２０】制御装置６は、検出されるブレーキストロ
ークとブレーキ操作力に基づいて各圧力発生器８Ａ〜８
Ｄの発生圧力を指令し、この発生圧力により各ホイール
シリンダ７６Ａ〜７６Ｄが作動せしめられて最適な車輪
制動が実現される。The control device 6 controls the pressure generators 8A to 8A based on the detected brake stroke and brake operation force.
The generated pressure of D is commanded, each generated wheel cylinder 76A-76D is operated, and optimal wheel braking is realized.
【００２１】ブレーキ操作力はカム保持部材３１内のカ
ム部材３を取り替えることにより、図３の破線で示すよ
うに広い範囲で変更することができ、乗員の好みに応じ
た最適なブレーキ操作フィーリングを得ることができ
る。The brake operating force can be changed in a wide range as shown by the broken line in FIG. 3 by replacing the cam member 3 in the cam holding member 31, and the optimum brake operating feeling according to the occupant's preference. Can be obtained.
【００２２】[0022]
【実施例２】上記実施例１ではブレーキ操作力の変更を
する場合にカム部材３を取り替える必要があったが、図
４に示す構造によれば、外部信号により速やかにブレー
キ操作力を変更することができる。すなわち、図４にお
いて、カム保持部材３１内のカム部材３は、カム保持部
材３１の前後の側壁間に回転自在に支持されたシャフト
３６に固定されている。このカム部材３は、図５に示す
如く、中心に貫通孔３１３を有してこれに上記シャフト
３６が嵌着固定され、その外周の４か所に径方向外方へ
突出する羽根状のカム片３２〜３５が形成されている。
そして、各カム片３２〜３５の外側面３ａ〜３ｄが、前
端より後端へ向けて外方へ突出湾曲するカム面となって
おり、これら各カム面３ａ〜３ｄはそれぞれ異なる曲面
となっている。Second Embodiment In the first embodiment, the cam member 3 needs to be replaced when the brake operating force is changed, but according to the structure shown in FIG. 4, the brake operating force is changed promptly by an external signal. be able to. That is, in FIG. 4, the cam member 3 in the cam holding member 31 is fixed to the shaft 36 rotatably supported between the front and rear side walls of the cam holding member 31. As shown in FIG. 5, the cam member 3 has a through hole 313 in the center, the shaft 36 is fitted and fixed to the through hole 313, and a blade-shaped cam projecting radially outward at four locations on the outer periphery thereof. Pieces 32-35 are formed.
Then, the outer surfaces 3a to 3d of the cam pieces 32 to 35 are cam surfaces protruding and curved outward from the front end toward the rear end, and the cam surfaces 3a to 3d are different curved surfaces. There is.
【００２３】カム保持部材３１の側壁より突出する上記
シャフト３６の一端にはギヤ３７が装着してあり、該ギ
ヤ３７はその上方に位置するギヤ３８に噛合している。
ギヤ３８は、ハウジング９１外壁に設けたモータ３９の
出力軸に装着されている。他の構造は上記実施例１と同
一である。A gear 37 is attached to one end of the shaft 36 protruding from the side wall of the cam holding member 31, and the gear 37 meshes with a gear 38 located above the gear 37.
The gear 38 is mounted on the output shaft of a motor 39 provided on the outer wall of the housing 91. The other structure is the same as that of the first embodiment.
【００２４】かかる構造によれば、制御装置（図１参
照）からの出力信号で上記モータ３９を駆動し、カム部
材３を９０度づつ回動せしめて新たなカム面３ａ〜３ｄ
を上方位置へ移動せしめることにより、ブレーキ操作力
を速やかに変更することができる。According to such a structure, the motor 39 is driven by the output signal from the control device (see FIG. 1), and the cam member 3 is rotated by 90 degrees, so that new cam surfaces 3a to 3d are obtained.
By moving the to the upper position, the brake operating force can be quickly changed.
【００２５】上記各実施例では、電磁切換弁に通電しな
い場合には、マスタシリンダが作動油供給路でホイール
シリンダへ連通せしめられるが、本発明は従来技術で説
明したようなマスタシリンダを設けない構造の電子制御
ブレーキ装置にも適用できる。この場合には上記摺動部
材を直接操作ロッドに連結する。In each of the above embodiments, the master cylinder is made to communicate with the wheel cylinder through the hydraulic oil supply passage when the solenoid directional control valve is not energized. However, the present invention does not have the master cylinder as described in the prior art. It can also be applied to electronically controlled braking devices with a structure. In this case, the sliding member is directly connected to the operating rod.
【００２６】[0026]
【発明の効果】以上の如く、本発明の電子制御ブレーキ
装置によれば、ブレーキ操作部材の操作力を広い範囲で
最適に調整することができる。As described above, according to the electronically controlled brake device of the present invention, the operating force of the brake operating member can be optimally adjusted in a wide range.
【図１】電子制御ブレーキ装置の油圧系統図である。FIG. 1 is a hydraulic system diagram of an electronically controlled braking device.
【図２】本発明の実施例１における油吸収器の全体断面
図である。FIG. 2 is an overall sectional view of an oil absorber according to the first embodiment of the present invention.
【図３】ブレーキ操作力の変化を示すグラフである。FIG. 3 is a graph showing changes in brake operating force.
【図４】本発明の実施例２における油吸収器の全体断面
図である。FIG. 4 is an overall sectional view of an oil absorber according to a second embodiment of the present invention.
【図５】カム部材の全体斜視図である。FIG. 5 is an overall perspective view of a cam member.
１ ブレーキペダル（ブレーキ操作部材） ２ 摺動部材 ２１ ピストン部 ３ カム部材 ３ａ，３ｂ，３ｃ，３ｄ カム面 ３６ シャフト ３９ モータ（回転駆動手段） ４ コイルバネ（弾性部材） ５１ ブレーキストロークセンサ（検出手段） ５２ ブレーキ操作力センサ（検出手段） 1 Brake Pedal (Brake Operation Member) 2 Sliding Member 21 Piston Part 3 Cam Member 3a, 3b, 3c, 3d Cam Surface 36 Shaft 39 Motor (Rotation Driving Means) 4 Coil Spring (Elastic Member) 51 Brake Stroke Sensor (Detecting Means) 52 Brake operating force sensor (detection means)
Claims (3)
手段と、検出された操作情報に基づいてホイールブレー
キの操作力を制御する手段とを具備する電子制御ブレー
キ装置において、上記ブレーキ操作部材に連動し、その
操作に応じて直進前後動する摺動部材と、上記摺動部材
の移動方向と交差する方向で直線前後動可能に配設さ
れ、上記摺動部材が当接し摺動部材の移動量に応じて当
接角度が変化するカム面を形成したカム部材と、該カム
部材を前進方向へ付勢すべくその背後に配設された弾性
部材とを具備する電子制御ブレーキ装置。1. An electronically controlled brake device comprising: means for detecting operation information of a brake operation member; and means for controlling an operation force of a wheel brake based on the detected operation information. However, the sliding member that moves straight forward and backward according to the operation and the linear movement in the direction intersecting the moving direction of the sliding member are arranged so that the sliding member comes into contact with the moving amount of the sliding member. An electronically controlled brake device comprising: a cam member having a cam surface whose contact angle changes in accordance with the above; and an elastic member arranged behind the cam member for urging the cam member in the forward direction.
に設けられ、その外周の周方向複数位置に異なる形状の
カム面を形成して、回転駆動手段により上記カム面の一
つが上記摺動部材に選択当接せしめられる請求項１記載
の電子制御ブレーキ装置。2. The cam member is rotatably provided around a shaft, and cam surfaces having different shapes are formed at a plurality of circumferential positions on the outer circumference of the cam member, and one of the cam surfaces is rotated by a rotation driving means. The electronically controlled brake device according to claim 1, wherein the electronically controlled brake device is selectively brought into contact with.
ブレーキ操作部材の操作量に応じて供給される作動液の
液圧が上記ピストン部に印加される請求項１または２記
載の電子制御ブレーキ装置。3. The electronic device according to claim 1, wherein the sliding member has a piston portion, and a hydraulic pressure of hydraulic fluid supplied according to an operation amount of the brake operating member is applied to the piston portion. Control braking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09562294A JP3612732B2 (en) | 1994-04-08 | 1994-04-08 | Electronically controlled brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09562294A JP3612732B2 (en) | 1994-04-08 | 1994-04-08 | Electronically controlled brake device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07277173A true JPH07277173A (en) | 1995-10-24 |
| JP3612732B2 JP3612732B2 (en) | 2005-01-19 |
Family
ID=14142640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP09562294A Expired - Fee Related JP3612732B2 (en) | 1994-04-08 | 1994-04-08 | Electronically controlled brake device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3612732B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008069294A1 (en) * | 2006-12-08 | 2008-06-12 | Toyota Jidosha Kabushiki Kaisha | Manipulation simulator |
| JP2012086840A (en) * | 2011-12-19 | 2012-05-10 | Toyota Motor Corp | Operation simulator |
| US8505409B2 (en) | 2006-12-08 | 2013-08-13 | Toyota Jidosha Kabushiki Kaisha | Rotary motion input type manipulation simulator |
| US8746095B2 (en) | 2006-12-08 | 2014-06-10 | Toyota Jidosha Kabushiki Kaisha | Motion converter/transmitter |
| WO2018052770A1 (en) * | 2016-09-13 | 2018-03-22 | Bendix Commercial Vehicle Systems Llc | Geared interface having non-linear feedback |
-
1994
- 1994-04-08 JP JP09562294A patent/JP3612732B2/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008069294A1 (en) * | 2006-12-08 | 2008-06-12 | Toyota Jidosha Kabushiki Kaisha | Manipulation simulator |
| JP2008143333A (en) * | 2006-12-08 | 2008-06-26 | Toyota Motor Corp | Manipulation simulator |
| US7950275B2 (en) | 2006-12-08 | 2011-05-31 | Toyota Jidosha Kabushiki Kaisha | Manipulation simulator |
| EP2361813A1 (en) * | 2006-12-08 | 2011-08-31 | Toyota Jidosha Kabushiki Kaisha | Manipulation simulator |
| KR101159083B1 (en) * | 2006-12-08 | 2012-06-22 | 도요타 지도샤（주） | Manipulation simulator |
| US8505409B2 (en) | 2006-12-08 | 2013-08-13 | Toyota Jidosha Kabushiki Kaisha | Rotary motion input type manipulation simulator |
| US8746095B2 (en) | 2006-12-08 | 2014-06-10 | Toyota Jidosha Kabushiki Kaisha | Motion converter/transmitter |
| JP2012086840A (en) * | 2011-12-19 | 2012-05-10 | Toyota Motor Corp | Operation simulator |
| WO2018052770A1 (en) * | 2016-09-13 | 2018-03-22 | Bendix Commercial Vehicle Systems Llc | Geared interface having non-linear feedback |
| US10001225B2 (en) | 2016-09-13 | 2018-06-19 | Bendix Commercial Vehicle Systems Llc | Geared interface having non-linear feedback |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3612732B2 (en) | 2005-01-19 |
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