JP2020196409A - 切替バルブおよび駆動システム - Google Patents
切替バルブおよび駆動システム Download PDFInfo
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- JP2020196409A JP2020196409A JP2019105463A JP2019105463A JP2020196409A JP 2020196409 A JP2020196409 A JP 2020196409A JP 2019105463 A JP2019105463 A JP 2019105463A JP 2019105463 A JP2019105463 A JP 2019105463A JP 2020196409 A JP2020196409 A JP 2020196409A
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- 239000012530 fluid Substances 0.000 claims abstract description 82
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000004044 response Effects 0.000 claims description 7
- 102000004726 Connectin Human genes 0.000 abstract 1
- 108010002947 Connectin Proteins 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000010720 hydraulic oil Substances 0.000 description 77
- 238000001514 detection method Methods 0.000 description 23
- 238000006243 chemical reaction Methods 0.000 description 14
- 239000003638 chemical reducing agent Substances 0.000 description 12
- 230000004043 responsiveness Effects 0.000 description 11
- 230000006870 function Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- -1 that is Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/02—Brake-action initiating means for personal initiation
- B60T7/08—Brake-action initiating means for personal initiation hand actuated
- B60T7/10—Disposition of hand control
- B60T7/102—Disposition of hand control by means of a tilting lever
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/662—Electrical control in fluid-pressure brake systems characterised by specified functions of the control system components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
- B60T13/686—Electrical control in fluid-pressure brake systems by electrically-controlled valves in hydraulic systems or parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
- B60T15/02—Application and release valves
- B60T15/025—Electrically controlled valves
- B60T15/027—Electrically controlled valves in pneumatic systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
- B62L3/00—Brake-actuating mechanisms; Arrangements thereof
- B62L3/02—Brake-actuating mechanisms; Arrangements thereof for control by a hand lever
- B62L3/023—Brake-actuating mechanisms; Arrangements thereof for control by a hand lever acting on fluid pressure systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
- F16D65/183—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes with force-transmitting members arranged side by side acting on a spot type force-applying member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2125/00—Components of actuators
- F16D2125/02—Fluid-pressure mechanisms
- F16D2125/06—Pistons
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Regulating Braking Force (AREA)
- Braking Systems And Boosters (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Braking Arrangements (AREA)
Abstract
Description
Claims (15)
- 人力駆動車用の切替バルブであって、
流体供給源に流体的に接続される第1孔と、
リザーバに流体的に接続される第2孔と、
被操作装置に流体的に接続される第3孔と、
前記被操作装置に流体的に接続される第4孔と、
前記切替バルブの連通状態を第1状態および第2状態の一方から他方に切り替える切替機構と、を備え、
前記第1状態において、前記第1孔は、前記第3孔に流体的に連通され、かつ、前記第1孔は前記第4孔との流体的な連通が制限され、
前記第2状態において、前記第1孔は、前記第4孔に流体的に連通される、切替バルブ。 - 前記第1状態において、前記第2孔は、前記第4孔に流体的に連通される、請求項1に記載の切替バルブ。
- 前記第2状態において、前記第1孔は、前記第3孔および前記第4孔に流体的に連通される、請求項1または2に記載の切替バルブ。
- 前記第2状態において、前記第2孔は、前記第1孔、前記第3孔および前記第4孔と流体的に遮断される、請求項1から3のいずれか一項に記載の切替バルブ。
- 前記切替機構は、前記切替バルブを含む経路内の流体圧力に応じて前記連通状態を切り替えるように構成される、請求項1から4のいずれか一項に記載の切替バルブ。
- 前記第1孔と前記第4孔とを連通する第1流路をさらに備え、
前記切換機構は、前記第1流路を閉じる第1位置と前記第1流路を開く第2位置との間で移動可能に設けられる移動部材と、前記移動部材を第1位置に向けて付勢する付勢部材と、を含み、
前記移動部材は、前記流体圧力の上昇に伴って前記第1位置から前記第2位置に移動するように構成される、請求項1から5のいずれか一項に記載の切替バルブ。 - 前記第2孔と前記第4孔とを連通する第2流路をさらに備え、
前記移動部材は、前記第2位置において前記第2流路を閉じるように構成される、請求項6に記載の切替バルブ。 - 請求項1から7のいずれか一項に記載の切替バルブと、
前記流体供給源と、
前記リザーバと、
前記被操作装置と、を備える、駆動システム。 - 前記流体供給源は、シリンダと、移動可能にシリンダ内に設けられる駆動ピストンと、前記駆動ピストンを移動させる電動アクチュエータとを含む、請求項8に記載の駆動システム。
- 前記流体供給源は、前記電動アクチュエータからの動力を変速して前記駆動ピストンに伝達する伝達機構を含む、請求項9に記載の駆動システム。
- 前記流体供給源を操作するための操作装置をさらに備える、請求項9または10に記載の駆動システム。
- 前記操作装置は、使用者によって操作される操作部材を含み、
前記操作部材への入力に応じて前記電動アクチュエータを制御する制御装置をさらに備える、請求項11に記載の駆動システム。 - 前記流体供給源は、シリンダと、ユーザによって操作される操作部材と、前記操作部材への入力に応じて移動可能にシリンダ内に設けられる駆動ピストンと、を含む、請求項8に記載の駆動システム。
- 前記被操作装置は、筐体と、前記筐体に移動可能に配置される従動ピストンと、前記筐体および前記従動ピストンの間に設けられる第1チャンバと、前記第1チャンバとは流体的に分離するように前記筐体および前記従動ピストンの間に設けられる第2チャンバと、を含み、
前記第3孔は、前記第1チャンバに流体的に接続され、
前記第4孔は、前記第2チャンバに流体的に接続される、請求項8から13のいずれか一項に記載の駆動システム。 - 前記第1チャンバにおける前記従動ピストンの受圧面積は、前記第2チャンバにおける前記従動ピストンの受圧面積よりも小さい、請求項14に記載の駆動システム。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019105463A JP7262315B2 (ja) | 2019-06-05 | 2019-06-05 | 切替バルブおよび駆動システム |
DE102020115081.4A DE102020115081A1 (de) | 2019-06-05 | 2020-06-05 | Schaltventil und antriebssystem |
Applications Claiming Priority (1)
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JP2019105463A JP7262315B2 (ja) | 2019-06-05 | 2019-06-05 | 切替バルブおよび駆動システム |
Publications (2)
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JP2020196409A true JP2020196409A (ja) | 2020-12-10 |
JP7262315B2 JP7262315B2 (ja) | 2023-04-21 |
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JP2019105463A Active JP7262315B2 (ja) | 2019-06-05 | 2019-06-05 | 切替バルブおよび駆動システム |
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JP (1) | JP7262315B2 (ja) |
DE (1) | DE102020115081A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102021101259A1 (de) | 2021-01-21 | 2022-07-21 | Shimano Inc. | Fahrer-Haltungs-Änderungsvorrichtung für ein muskelkraftbetriebenes Fahrzeug |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4413019Y1 (ja) * | 1966-02-16 | 1969-05-30 | ||
JPH0938799A (ja) * | 1995-07-31 | 1997-02-10 | Amada Co Ltd | 二重油圧シリンダの流量制御方法およびその装置 |
-
2019
- 2019-06-05 JP JP2019105463A patent/JP7262315B2/ja active Active
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2020
- 2020-06-05 DE DE102020115081.4A patent/DE102020115081A1/de active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4413019Y1 (ja) * | 1966-02-16 | 1969-05-30 | ||
JPH0938799A (ja) * | 1995-07-31 | 1997-02-10 | Amada Co Ltd | 二重油圧シリンダの流量制御方法およびその装置 |
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JP7262315B2 (ja) | 2023-04-21 |
DE102020115081A1 (de) | 2020-12-10 |
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