JP2014043243A5 - - Google Patents

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Publication number
JP2014043243A5
JP2014043243A5 JP2013254251A JP2013254251A JP2014043243A5 JP 2014043243 A5 JP2014043243 A5 JP 2014043243A5 JP 2013254251 A JP2013254251 A JP 2013254251A JP 2013254251 A JP2013254251 A JP 2013254251A JP 2014043243 A5 JP2014043243 A5 JP 2014043243A5
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Japan
Prior art keywords
brake pedal
brake
relative displacement
hydraulic pressure
piston
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JP2013254251A
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Japanese (ja)
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JP2014043243A (en
JP5769787B2 (en
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Priority to JP2013254251A priority Critical patent/JP5769787B2/en
Priority claimed from JP2013254251A external-priority patent/JP5769787B2/en
Publication of JP2014043243A publication Critical patent/JP2014043243A/en
Publication of JP2014043243A5 publication Critical patent/JP2014043243A5/ja
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Claims (6)

ブレーキペダルの操作により進退移動する入力部材と、前記入力部材に対して移動可能に配置されたピストンと、前記ピストンを進退移動させる電動モータとを備え、前記ブレーキペダルによる前記入力部材の移動に応じて前記電動モータを作動させて前記ピストンに推力を発生させてマスタシリンダ内にブレーキ液圧を発生させるブレーキ制御装置であって、
前記ブレーキペダルの操作量に基づいて前記入力部材と前記ピストンとの相対変位について目標相対変位を設定し、これらの相対変位が前記目標相対変位となるように前記電動モータの作動を制御する相対変位制御手段を備え、
該相対変位制御手段は、前記ブレーキペダルの一定の操作量に対して設定される前記目標相対変位を前記ブレーキペダルの踏込時よりも解放時のほうが大きくなるように設定することを特徴とするブレーキ制御装置。 An input member that moves forward and backward by operating a brake pedal, a piston that is movably disposed with respect to the input member, and an electric motor that moves the piston forward and backward, and according to the movement of the input member by the brake pedal A brake control device that operates the electric motor to generate thrust in the piston to generate brake fluid pressure in the master cylinder,
Relative displacement for setting a target relative displacement for the relative displacement between the input member and the piston based on the operation amount of the brake pedal, and controlling the operation of the electric motor so that the relative displacement becomes the target relative displacement With control means,
The relative displacement control means sets the target relative displacement that is set for a certain amount of operation of the brake pedal such that the target relative displacement is greater when released than when the brake pedal is depressed. Control device. 前記相対変位制御手段は、前記ブレーキペダルの踏込時から解放時に移行するときに、前記目標相対変位の変化を緩やかに設定することを特徴とする請求項１に記載のブレーキ   2. The brake according to claim 1, wherein the relative displacement control unit gently sets a change in the target relative displacement when the brake pedal is shifted from being depressed to being released. 3. 前記ブレーキペダルが踏込まれた後、解放されたとき、前記ピストンの位置が一時的に保持されるように前記目標相対変位を設定することを特徴とする請求項１または２に記載のブレーキ制御装置。 After the brake pedal is depressed, when released, the brake control apparatus according to claim 1 or 2, characterized in that the position of the piston sets the target relative displacement so as to be temporarily held . ブレーキペダルの操作により進退移動する入力部材と、前記入力部材に対して移動可能に配置されたピストンと、前記ピストンを進退移動させる電動モータとを備え、前記ブレーキペダルによる前記入力部材の移動に応じて前記電動モータを作動させて前記ピストンに推力を発生させてマスタシリンダ内にブレーキ液圧を発生させるブレーキ制御装置であって、
前記ブレーキペダルの操作量に基づいて前記マスタシリンダに発生させるブレーキ液圧の目標液圧を設定し、前記マスタシリンダ内のブレーキ液圧が前記目標液圧になるように前記電動モータの作動を制御する液圧制御手段を備え、
該液圧制御手段は、前記ブレーキペダルの一定の操作量に対して設定される前記目標液圧を前記ブレーキペダルの踏込時よりも解放時のほうが大きくなるように設定することを特徴とするブレーキ制御装置。 An input member that moves forward and backward by operating a brake pedal, a piston that is movably disposed with respect to the input member, and an electric motor that moves the piston forward and backward, and according to the movement of the input member by the brake pedal A brake control device that operates the electric motor to generate thrust in the piston to generate brake fluid pressure in the master cylinder,
Based on the operation amount of the brake pedal, a target hydraulic pressure to be generated in the master cylinder is set, and the operation of the electric motor is controlled so that the brake hydraulic pressure in the master cylinder becomes the target hydraulic pressure. Including hydraulic pressure control means,
The hydraulic pressure control means sets the target hydraulic pressure that is set for a certain operation amount of the brake pedal so that the target hydraulic pressure is greater when released than when the brake pedal is depressed. Control device. 前記液圧制御手段は、前記ブレーキペダルの踏込時から解放時に移行するときに、前記目標液圧の変化が滑らかになるように設定することを特徴とする請求項４に記載のブレーキ。5. The brake according to claim 4, wherein the hydraulic pressure control means sets the change of the target hydraulic pressure to be smooth when the brake pedal is shifted from being depressed to being released. 前記ブレーキペダルが踏込まれた後、解放されたとき、前記マスタシリンダ内のブレーキ液圧が一時的に保持されるように前記目標液圧を設定することを特徴とする請求項４または５に記載のブレーキ制御装置。 After the brake pedal is depressed, when released, according to claim 4 or 5, characterized in that the brake fluid pressure in the master cylinder to set the target hydraulic pressure to be temporarily held Brake control device.
JP2013254251A 2013-12-09 2013-12-09 Brake control device Active JP5769787B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2013254251A JP5769787B2 (en) 2013-12-09 2013-12-09 Brake control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013254251A JP5769787B2 (en) 2013-12-09 2013-12-09 Brake control device

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2010084207A Division JP5672430B2 (en) 2010-03-31 2010-03-31 Brake control device

Publications (3)

Publication Number Publication Date
JP2014043243A JP2014043243A (en) 2014-03-13
JP2014043243A5 true JP2014043243A5 (en) 2014-07-17
JP5769787B2 JP5769787B2 (en) 2015-08-26

Family

ID=50394832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013254251A Active JP5769787B2 (en) 2013-12-09 2013-12-09 Brake control device

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JP (1) JP5769787B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11401957B2 (en) 2018-05-07 2022-08-02 Eaton Intelligent Power Limited Integrated gear pump in remote mounted hydraulic control unit
DE102019200876A1 (en) * 2019-01-24 2020-07-30 Robert Bosch Gmbh Method and device for operating a brake system, brake system and vehicle
CN113022525B (en) * 2020-12-23 2022-07-19 万向钱潮股份有限公司 Electric brake boosting bidirectional pressure characteristic compensation method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1112905A1 (en) * 1999-12-30 2001-07-04 ROBERT BOSCH GmbH Vehicle braking system
US8500213B2 (en) * 2005-09-26 2013-08-06 Hitachi, Ltd. Electrically Actuated Booster

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