WO2022130078A1 - 液圧制御装置、ブレーキシステム及び鞍乗型車両 - Google Patents
液圧制御装置、ブレーキシステム及び鞍乗型車両 Download PDFInfo
- Publication number
- WO2022130078A1 WO2022130078A1 PCT/IB2021/061038 IB2021061038W WO2022130078A1 WO 2022130078 A1 WO2022130078 A1 WO 2022130078A1 IB 2021061038 W IB2021061038 W IB 2021061038W WO 2022130078 A1 WO2022130078 A1 WO 2022130078A1
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- WO
- WIPO (PCT)
- Prior art keywords
- control device
- hydraulic pressure
- pressure control
- wheel side
- brake
- Prior art date
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- 239000012530 fluid Substances 0.000 claims abstract description 94
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 239000000758 substrate Substances 0.000 claims description 61
- 239000007788 liquid Substances 0.000 claims description 24
- 238000003825 pressing Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000006837 decompression Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
- B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
- B62J6/04—Rear lights
- B62J6/045—Rear lights indicating braking
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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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/1701—Braking or traction control means specially adapted for particular types of vehicles
- B60T8/1706—Braking or traction control means specially adapted for particular types of vehicles for single-track vehicles, e.g. motorcycles
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- 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
Definitions
- the present invention relates to a hydraulic pressure control device used in a brake system mounted on a saddle-mounted vehicle, a brake system provided with the hydraulic pressure control device, and a saddle-mounted vehicle equipped with the brake system. ..
- the hydraulic pressure control device of the brake system is attached to the handlebars of both saddle-type vehicles.
- the brake lever presses the master cylinder and supplies the brake fluid to the wheel cylinder of the wheel braking part.
- the pressure rises (see Patent Document 1).
- a mechanical brake switch for detecting the posture of the brake lever is provided, and based on the detection result of the brake switch.
- the brake lamp was on.
- the brake switch is provided near the brake lever, that is, near the handlebar.
- the brake switch is configured to be supported by the brake lever when the brake lever is being held by the rider's hand.
- the brake switch is configured to output the word "I" when it is armed or not. Then, in a conventional saddle-mounted vehicle equipped with such a conventional brake system, it is determined whether or not the brake is applied based on the presence or absence of a signal output from the brake switch, and the brake lamp is used. Was lit.
- Patent Document 1 Japanese Patent No. 4 7 8 3 3 9 I [Summary of the invention]
- the present invention has been made in the background of the above-mentioned problems, and is a hydraulic pressure control device attached to a handlebar of a saddle-mounted vehicle, and is a brake system provided with the hydraulic pressure control device.
- the purpose is to obtain a hydraulic pressure control device that can suppress the complexity around the handlebar when the vehicle is mounted on a saddle-mounted vehicle.
- Another object of the present invention is to obtain a brake system provided with such a hydraulic pressure control device.
- Another object of the present invention is to obtain a saddle-type vehicle equipped with such a brake system.
- the hydraulic pressure control device is a hydraulic pressure control device used in a brake system capable of executing anti-lock brake control, and is attached to an eight dollar bar of a saddle-type vehicle.
- a master cylinder body type in which a piston mounting hole provided so that the piston of the master cylinder can reciprocate and an internal flow path that is a part of the flow path of the brake liquid that communicates the piston mounting hole and the wheel cylinder are formed.
- a control valve that opens and closes the internal flow path and adjusts the pressure of the brake liquid supplied to the wheel cylinder, and a pressure provided on the substrate to detect the pressure of the brake liquid in the internal flow path.
- a sensor and a control device for controlling the opening / closing operation of the control valve based on the detection result of the pressure sensor are provided, and the control device is based on the detection result of the pressure sensor of the saddle-type vehicle. It is configured to output the control signal of the brake lamp.
- the brake system according to the present invention includes the hydraulic pressure control device according to the present invention.
- the control device of the hydraulic pressure control device according to the present invention is a brake lamp of a saddle type vehicle based on the detection result of the pressure sensor used for controlling the pressure of the brake fluid supplied to the wheel cylinder. Outputs the control signal of. Therefore, when the brake system equipped with the hydraulic pressure control device according to the present invention is mounted on a saddle-mounted vehicle, a dedicated brake switch can be omitted in order to detect whether or not the brake is applied. Therefore, when the brake system equipped with the hydraulic pressure control device according to the present invention is mounted on a saddle-mounted vehicle, the signal line connected to the brake switch can be omitted. Therefore, the hydraulic pressure control device according to the present invention can prevent the handlebar and the surroundings from becoming complicated when the brake system equipped with the hydraulic pressure control device is mounted on a saddle-mounted vehicle. It is possible.
- FIG. 1 is a side view showing a schematic configuration of a bicycle equipped with a brake system according to an embodiment of the present invention.
- FIG. 2 is a plan view showing a handlebar of a bicycle equipped with a brake system according to an embodiment of the present invention, and one periphery thereof.
- FIG. 3 is a diagram showing a schematic configuration of a brake system according to an embodiment of the present invention.
- FIG. 4 is a block diagram showing a front wheel side hydraulic pressure control device according to an embodiment of the present invention.
- FIG. 5 is a block diagram showing a rear wheel side hydraulic pressure control device according to an embodiment of the present invention.
- FIG. 6 is a perspective view showing a front wheel side hydraulic pressure control device according to an embodiment of the present invention.
- FIG. 7 is a vertical cross-sectional view of the front wheel side hydraulic pressure control device according to the embodiment of the present invention.
- FIG. 8 is a bottom view showing a substrate of a front wheel side hydraulic pressure control device according to an embodiment of the present invention.
- FIG. 9 is a diagram showing a schematic configuration of a modified example of the brake system according to the embodiment of the present invention.
- FIG. 1 is a block diagram showing a modified example of the brake system according to the embodiment of the present invention.
- FIG. 1 1 is a side view showing a schematic configuration of a bicycle equipped with a modified example of the brake system according to the embodiment of the present invention.
- FIG. 1 2 is a diagram showing a schematic configuration of a modified example of the brake system according to the embodiment of the present invention.
- a bicycle for example, a two-wheeled vehicle, a three-wheeled vehicle, etc.
- the present invention may be adopted for a saddle-mounted vehicle other than a bicycle. good.
- Saddle-type vehicle means all vehicles that riders straddle and board.
- Other saddle-type vehicles other than bicycles are, for example, motorcycles, tricycles, buggies, etc., which are driven by at least one of an engine and an electric motor.
- Bicycle means all vehicles that can be propelled on the road by the pedaling force applied to the pedal.
- bicycles include ordinary bicycles, electrically power assisted bicycles, and electric bicycles.
- a motorcycle or a motorcycle means a so-called motorcycle, and the motorcycle includes a motorcycle, a scooter, an electric scooter and the like.
- the brake system according to the present invention includes a front wheel side hydraulic pressure control device for executing antilock brake control on the front wheels and a rear wheel side hydraulic pressure control for executing antilock brake control on the rear wheels. It is equipped with a device.
- the brake system according to the present invention may include only one of the front wheel side hydraulic pressure control device and the rear wheel side hydraulic pressure control device.
- the brake system according to the present invention has both front wheels and rear wheels by one hydraulic pressure control device. It may be the one that executes the anti-lock brake control.
- FIG. 1 is a side view showing a schematic configuration of a bicycle equipped with a brake system according to an embodiment of the present invention.
- FIG. 2 is a plan view showing a handlebar of a bicycle equipped with a brake system according to an embodiment of the present invention, and one periphery thereof.
- Fig. 1 the left side of the page is in front of the bicycle 200.
- Fig. 2 the top side of the paper is the front of the bicycle 2000.
- Fig. 2 shows the state in which the brake lever 24 1 is not grasped by the rider.
- FIG. 2 shows a part of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 in a cross section.
- the bicycle 2 0 0 equipped with the brake system 1 ⁇ ⁇ has a frame 2 10 0, a turning part 2 30 and a saddle 2
- the frame 2 1 ⁇ is, for example, the head tube 2 1 1 that pivotally supports the steering column 23 1 of the turning part 23 ⁇ , and the top tube 2 1 2 connected to the head tube 2 1 1.
- the down tube 2 1 3 and the seat tube 2 1 4 which is connected to the top tube 2 1 2 and the down tube 2 1 3 and holds the saddle 2 1 8 and the upper and lower ends of the seat tube 2 1 4 are connected to the rear wheel. It is equipped with a stay 2 1 5 that holds 2 2 ⁇ and the rear wheel side braking part 2 5 2.
- the swivel part 2 3 ⁇ is, for example, the steering column 2 3 1 and the eight dollar stem 2 3 2 held by the steering column 2 3 1 and the handlebar 2 3 3 held by the handle stem 2 3 2.
- Handlebar 2 3 3 Brake lever 2 4 1 provided on the circumference, front fork 2 1 6 connected to steering column 2 3 1 and front fork 2 1 6 are rotatably held. It is equipped with a front wheel 2 1 7 and a front wheel side braking section 2 5 1.
- the front fork 2 1 6 is provided according to both rules of the front vehicle 2 1 7.
- For the front fork 2 1 6, one stand is connected to the steering column 2 3 1, and the other end is connected to the center of rotation of the front wheel 2 1 7. That is, the front wheels 2 1 7 are rotatably held between the pair of front forks 2 1 6.
- the front fork 2 1 6 may be a front fork with a suspension size.
- the bicycle 2 ⁇ ⁇ is equipped with two brake levers 2 4 1.
- the brake system 1 ⁇ ⁇ has anti-lock on the front wheel side hydraulic pressure control device 1 for executing anti-lock braking control on the front wheels 2 1 7 and anti-lock on the rear wheels 2 20 0.
- It is equipped with a rear wheel side hydraulic pressure control device 2 for performing brake control.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 are provided with a master cylinder type substrate 10 as described later.
- the hydraulic pressure control device equipped with the master cylinder type substrate is attached to the handlebar, and the piston of the master cylinder is pressed by the brake lever held by the rider's hand.
- the bicycle 2 0 0 is provided with a brake lever 2 4 1 for the front wheel side hydraulic pressure control device 1 and a brake lever 2 4 1 for the rear wheel side hydraulic pressure control device 2.
- the bicycle 2 When mounted on ⁇ , the weight distribution of the attachment to the handlebar and -2 3 3 in the left-right direction becomes more even than before, and the steerability of the bicycle 200 ⁇ is improved.
- the rear wheel side hydraulic pressure control device 2 is provided around the grip portion 2 3 4 which is gripped by the rider with the left hand, and the front wheel side hydraulic pressure control device 1 is gripped by the rider with the right hand.
- An example provided around 2 3 4 is shown.
- the down tube 2 1 3 of the frame 2 1 ⁇ is equipped with a power supply unit 2 6 ⁇ that is the power source for the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2. ..
- the power supply unit 260 may be a battery or a generator.
- Generators include, for example, those that generate electricity by running a bicycle 2 ⁇ (for example, a hub dynamo that generates electricity by the rotation of front wheels 2 1 7 or rear wheels 2 2 ⁇ , front wheels 2 1 7 or rear wheels 2 2 ⁇ . Includes motors that are drive sources that generate regenerative power, etc.) and those that generate electricity from sunlight.
- a brake system 100 including a rear wheel side hydraulic pressure control device 2 and a power supply unit 260.
- the brake system 100 can execute anti-lock brake control on the front wheels 2 1 7 by controlling the pressure of the brake fluid of the front wheel side braking unit 2 5 1 by the front wheel side hydraulic pressure control device 1.
- the brake system 100 can execute anti-lock brake control for the rear wheels 2 20 by controlling the pressure of the brake fluid in the rear wheel side braking unit 2 5 2 by the rear wheel side hydraulic pressure control device 2. It is.
- the brake lamp 2 2 1 glows when at least one of the front wheel 2 1 7 and the rear wheel 2 2 0 is braked.
- FIG. 3 is a diagram showing a schematic configuration of a brake system according to an embodiment of the present invention.
- the brake system 100 includes a front wheel side hydraulic pressure control device 1 and a rear wheel side hydraulic pressure control device 2.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 are provided with a master cylinder body type body 10.
- the substrate 10 is formed with a piston mounting hole 2 1 in which the piston 5 1 of the master cylinder 50 is provided so as to be reciprocating.
- the master cylinder 50 is composed of the piston mounting holes 2 1 and the piston 5 1.
- the base material 10 is formed with a wheel cylinder port 45 and an internal B flow path 40 that communicates the piston mounting hole 2 1 and the wheel cylinder port 4 5. Further, the substrate 10 is connected to the piston mounting hole 21 and is formed with a reservoir tank 5 2 for storing the brake fluid.
- Internal flow path 40 is the flow path for brake fluid.
- the internal flow path 40 includes, for example, a first flow path 41, a second flow path 4 2, a third flow path 4 3, and a fourth flow path 4 4.
- the piston mounting hole 2 1 of the master cylinder 50 and the wheel cylinder port 4 5 communicate with each other via the first flow path 4 1 and the second flow path 4 2.
- the end of the third flow path 4 3 on the inlet side is connected to the middle part B of the second flow path 4 2.
- the front wheel side braking unit 2 5 1 is connected to the wheel cylinder port 4 5 of the base 1 of the front wheel side hydraulic pressure control device 1 via the liquid pipe 1 0 1.
- the front wheel side braking section 2 5 1 is equipped with a wheel cylinder 2 5 3 and a rotor 2 5 4.
- the wheel cylinder 2 5 3 of the front wheel side braking portion 2 5 1 is attached to, for example, the front fork 2 1 6.
- the wheel cylinder 2 5 3 of the front wheel side braking part 2 5 1 is equipped with a piston part (not shown) that moves in conjunction with the pressure of the liquid pipe 101, and the liquid pipe 101 and the wheel cylinder port 4 It is connected to the outlet side of the second flow path 4 2 of the front wheel side hydraulic pressure control device 1 via 5.
- the wheel cylinder port 4 5 of the base 1 ⁇ of the front wheel side hydraulic pressure control device 1 is a liquid pipe 1 ⁇ ! Is connected.
- the front wheel side braking part 2 5 1 is held by the front wheel 2 1 7 and rotates together with the front wheel 2 1 7.
- the brake pad (not shown) is attached to the rotor 2 5 4 of the front wheel side braking part 2 5 1 to attach the brake pad (not shown) to the front wheel 2 1 7 is braked.
- the rear wheel side braking portion 2 5 2 is connected to the wheel cylinder port 4 5 of the base 10 of the rear wheel side hydraulic pressure control device 2 via the liquid pipe 101.
- the rear wheel side braking unit 2 5 2 is provided with a wheel cylinder 2 5 3 and a rotor 2 5 4 in the same manner as the front wheel side braking unit 2 5 1.
- the wheel cylinder 2 5 3 of the rear wheel side braking portion 2 5 2 is attached to, for example, the stay 2 1 5.
- the wheel cylinder 2 5 3 of the rear wheel side braking part 2 5 2 is equipped with a piston part (not shown) that moves in conjunction with the pressure of the liquid pipe 101, and the liquid pipe 100 1 and the wheel cylinder port.
- the wheel cylinder port 4 5 of the base 10 of the rear wheel side hydraulic pressure control device 2 is connected to the liquid pipe 1 0 1 communicating with the wheel cylinder 2 5 3 of the rear wheel side braking unit 2 5 2.
- the rear wheel side braking part 2 5 2 is held by the rear wheel 2 2 0 and rotates together with the rear wheel 2 2 0.
- the brake pad (not shown) is attached to the rotor 2 5 4 of the rear wheel side braking part 2 5 2.
- Rear wheel 2 2 ⁇ is braked.
- the internal flow path 4 ⁇ formed in the base 1 ⁇ of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 has the piston mounting hole 2 1 and the wheel cylinder 2 5 3. It is a part of the flow path of the brake fluid to be communicated.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 open and close the internal flow path 40 to adjust the pressure of the brake fluid supplied to the wheel cylinder 2 5 3. It is equipped with a control valve 5 5.
- the control valve 5 5 is provided on the substrate 10.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 include an inlet valve 5 6 and an outlet valve 5 7 as control valves 5 5.
- the inlet valve 5 6 is provided between the outlet side of the first flow path 4 1 and the inlet side of the second flow path 4 2, and the first flow path 4 1 and the second flow flow 4 1 are provided. Open and close the flow of brake fluid to and from road 4 2. That is, the inlet valve 5 6 opens and closes the flow path through which the brake fluid flowing from the piston mounting hole 2 1 to the wheel cylinder 2 5 3 out of the internal flow paths 40.
- the outlet valve 5 7 is provided between the outlet side of the third flow path 4 3 and the inlet side of the fourth flow path 4 4, and is between the third flow path 4 3 and the fourth flow path 4 4. Open and close the circulation of brake fluid. Inlet bal The pressure of the brake fluid is controlled by the opening and closing operations of the valve 5 6 and the outlet valve 5 7.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 are the first coil 6 1 as the drive source of the inlet valve 5 6 and the first coil 6 1 as the drive source of the outlet valve 5 7. It is equipped with 2 coils 6 2 and.
- the inlet valve 5 6 releases the flow of brake fluid in both directions.
- the first coil 61 is energized, the inlet valve 5 6 is closed and blocks the flow of the brake fluid.
- the inlet valve 56 is a solenoid valve that is open when the power is not applied.
- the outlet valve 5 7 shuts off the flow of brake fluid. Then, when the second coil 6 2 is energized, the outlet valve 5 7 is in an open state to release the flow of the brake fluid in both directions. That is, in the present embodiment, the outlet valve 57 is a solenoid valve that is closed when the power is off.
- an accumulator 5 8 is formed on the base 10 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2.
- the accumulator 5 8 is connected to the outlet side of the 4th flow path 4 4, and the brake fluid that has passed through the outlet valve 5 7 is stored. That is, the outlet valve 5 7 opens and closes the flow path through which the brake fluid flowing from the wheel cylinder 2 5 3 to the accumulator 5 8 among the internal flow paths 40.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 are provided with a pressure sensor 5 9 for detecting the pressure of the brake fluid in the internal flow path 40.
- the pressure sensor 5 9 is provided on the substrate 10.
- the pressure sensor 5 9 detects the pressure of the brake fluid that is applying pressure to the wheel cylinder 2 5 3.
- the pressure sensor 5 9 communicates with the second flow path 4 2.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 are control devices 7 ⁇ that control the opening / closing operation of the control valve 5 5 based on the detection result of the pressure sensor 5 9. It is equipped with. It should be noted that each part of the control device 70 may be arranged together or dispersedly. In addition, the front wheel side hydraulic pressure control device At least a part of the control device 7 ⁇ and the control device of the rear wheel side hydraulic pressure control device 2? At least a part of ⁇ may be arranged together.
- the control device 70 may be configured to include, for example, a microcomputer, a microprocessor unit, or the like, or may be configured to include an updatable one such as firmware, or an order from the CPU or the like. It may be configured to include a program module or the like executed by.
- a microcomputer a microprocessor unit, or the like
- an updatable one such as firmware, or an order from the CPU or the like.
- It may be configured to include a program module or the like executed by.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side? Control device 70 of the pressure control device 2 is configured as follows.
- FIG. 4 is a block diagram showing a front wheel side hydraulic pressure control device according to an embodiment of the present invention.
- FIG. 5 is a block diagram showing a rear wheel side hydraulic pressure control device according to an embodiment of the present invention.
- the pressure sensor 5 90 detection result is input to the control device 70 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2.
- the control device 70 of the front wheel side hydraulic pressure control device 1 detects the rotation speed of the front wheels 2 1 7 as a detection device for detecting the information on the running state of the rotary vehicle 200.
- the detection result of the front wheel side wheel speed sensor 2 7 1 is input.
- the control device 70 of the front wheel side hydraulic pressure control device 1 determines whether the front wheel 2 1 7 is locked or locked based on the detection result of the front wheel side wheel speed sensor 2 7 1. Further, in the present embodiment, the control device 70 of the rear wheel side hydraulic pressure control device 2 detects the rotation speed of the rear wheel 220 as a detection device for detecting the information on the running state of the bicycle 200. The detection result of the rear wheel side wheel speed sensor 2 7 2 is input. Then, the control device 70 of the rear wheel side hydraulic pressure control device 2 determines the lock or the possibility of the lock of the rear wheel 2 0 based on the detection result of the rear wheel side wheel speed sensor 2 7 2.
- the control device 70 includes an operation determination unit 7 3 and a control unit 7 4 as functional units.
- the operation determination unit 7 3 is a functional unit that determines the opening / closing operation of the control valve 5 5. Specifically, the operation determination unit 7 3 determines whether the inlet valve 5 6 is in the open state or the closed state. Further, the operation determination unit 7 3 determines whether the outlet valve 5 7 is in the open state or the closed state.
- the control unit 7 4 is a functional unit that controls the opening / closing operation of the control valve 5 5. Specifically, the control unit 7 4 controls the energization of the first coil 6 !, and the state of the inlet valve 5 6 is set to the state determined by the operation determination unit 7 3.
- control unit 7 4 controls the power transmission to the second coil 6 2, and the state of the outlet valve 5 7 is set to the state determined by the operation determination unit 7 3. [. 0 3 9] That is, the control device 70 of the front wheel side hydraulic pressure control device 1 is the inlet valve of the front wheel side hydraulic pressure control device 1.
- the pressure of the brake fluid supplied to the wheel cylinder 2 5 3 of the front wheel side braking part 2 5 1 is controlled, and the braking force of the front wheel 2 1 7 is controlled.
- the front wheel side hydraulic pressure control device 1 controls the pressure of the brake fluid supplied to the wheel cylinder 2 5 3 of the front wheel side braking unit 2 5 1.
- the control device of the rear wheel side hydraulic pressure control device 2? ⁇ controls the opening / closing operation of the inlet valve 5 6 and the outlet valve 5 7 of the rear wheel side hydraulic pressure control device 2 to control the rear wheel side braking unit 2
- the rear wheel side hydraulic pressure control device 2 controls the pressure of the brake fluid supplied to the wheel cylinder 2 5 3 of the rear wheel side braking unit 2 5 2.
- the control device 70 of the front wheel side hydraulic pressure control device 1 operates as follows.
- the rider grasps the brake lever 2 4 1 and the piston 5 1 of the master cylinder 5 ⁇ of the front wheel side hydraulic pressure control device 1 is pressed by the brake lever 2 4 1, braking of the front wheel 2 1 7 is started. ..
- the control device 7 ⁇ of the front wheel side hydraulic pressure control device 1 locks or locks the front wheels 2 1 7 based on the detection result of the front wheel side wheel speed sensor 2 7 1. If it is determined that there is a possibility, anti-lock brake control is started.
- the second coil 6 2 When it is determined that the brake fluid of the cylinder 2 5 3 has been depressurized to a predetermined value, the second coil 6 2 is de-energized, the outlet valve 5 7 is closed, and the first coil 6 1 is de-energized for a short time. Energize and open the inlet valve 5 6 to increase the pressure of the brake fluid in the wheel cylinder 2 5 3 of the front wheel side braking unit 2 5 1.
- the control device of the front wheel side hydraulic pressure control device 1 may increase or decrease the pressure of the wheel cylinder 2 5 3 of the front wheel side braking unit 2 5 1 only once, or may be repeated a plurality of times.
- the pressure sensor 5 9 is the brake fluid pressure applied to the wheel cylinder 2 5 3 among the brake fluid pressure existing in the inner B flow path 40. The pressure is being detected. Therefore, the pressure sensor 5 9 can directly detect the brake fluid of the wheel cylinder 2 5 3 of the front wheel side braking unit 2 5 1. Therefore, the pressure sensor 5 9 detects the pressure of the brake fluid applying pressure to the wheel cylinder 2 5 3, and the front wheel side hydraulic pressure control device 1 performs anti-lock braking to the front wheels 2 1 7. Control can be performed with high accuracy.
- the brake fluid stored in the accumulator 5 8 is pumpless (clogged). Accumulator 5 8 is discharged to the outside without boosting. Then, the brake fluid discharged to the outside of the accumulator 5 8 passes through the 4th flow path 4 4, the outlet valve 5 7, the 3rd flow path 4 3, the 2nd flow path 4 2 and the 1st flow path 4 1 to be the master. Return to cylinder 50. In addition, the excess brake fluid that has returned to the master cylinder 50 is stored in the reservoir tank 52.
- the control device 70 of the rear wheel side hydraulic pressure control device 2 operates as follows. The rider grasps the brake lever 2 4 1 and the piston 5 1 of the master cylinder 5 of the rear wheel side hydraulic pressure control device 2 is the brake lever 2 When pressed by 4 1, braking of the rear wheels 2 20 starts. When the rear wheel 2 2 0 is braked, the control device 7 ⁇ of the rear wheel side hydraulic pressure control device 2 locks the rear wheel 2 2 0 based on the detection result of the rear wheel side wheel speed sensor 2 7 2. Or, if it is determined that there is a possibility of locking, anti-lock brake control is started.
- the control device 70 of the rear wheel side hydraulic pressure control device 2 energizes the first coil 61, closes the inlet valve 5 6, and the master cylinder. By blocking the flow of brake fluid from 5 ⁇ to the wheel cylinder 2 5 3 of the rear wheel side braking section 2 5 2, the pressure of the brake fluid of the wheel cylinder 2 5 3 of the rear wheel side braking section 2 5 2 is increased. Suppress.
- the control device 70 of the rear wheel side hydraulic pressure control device 2 energizes the second coil 6 2 to open the outlet valve 5 7, and the wheel cylinder 2 5 3 of the rear wheel side braking unit 2 5 2
- the brake fluid in the wheel cylinder 2 5 3 of the rear wheel side braking unit 2 5 2 is depressurized.
- the control device 7 ⁇ of the rear wheel side hydraulic pressure control device 2 determines that the brake liquid of the wheel cylinder 2 5 3 of the rear wheel side braking unit 2 5 2 has been depressurized to a predetermined value.
- the second coil 6 2 is de-energized and the outlet valve 5 7 is closed.
- the first coil 6 1 is de-energized and the inlet valve 5 6 is opened to open the rear wheel side.
- the control device of the rear wheel side hydraulic pressure control device 2 may increase or decrease the pressure of the wheel cylinder 2 5 3 of the rear wheel side braking unit 2 5 2 only once, or may be repeated a plurality of times.
- the pressure sensor 5 9 is the brake fluid pressure applied to the wheel cylinder 2 5 3 among the brake fluid pressure existing in the inner B flow path 40. The pressure is being detected. Therefore, the pressure sensor 5 9 can directly detect the brake fluid in the wheel cylinder 2 5 3 of the rear wheel side braking unit 2 5 2. Therefore, the pressure sensor 5 9 detects the pressure of the brake fluid that is applying pressure to the wheel cylinder 2 5 3, and the rear wheel side hydraulic pressure control device 2 anti-the rear wheel 2 2 0. Lock brake control can be performed with high accuracy.
- Accumulator 5 8 Discharged to the outside. Then, the brake fluid discharged to the outside of the accumulator 5 8 passes through the 4th flow path 4 4, the outlet valve 5 7, the 3rd flow path 4 3, the 2nd flow path 4 2 and the 1st flow path 4 1 to be the master. Return to cylinder 5 ⁇ . In addition, the excess brake fluid that has returned to the master cylinder 50 is stored in the reservoir tank 52.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 use the brake fluid released from the wheel cylinder 2 5 3 during decompression in the anti-lock brake control to the accumulator 5 8. It is configured to store and discharge the brake fluid in the accumulator 5 8 to the outside of the accumulator 5 8 without a pump.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 configured in this way are smaller than the hydraulic pressure control device that discharges the brake fluid in the accumulator to the outside of the accumulator using a pump. It can be pumped, and the degree of freedom of attachment to the bicycle is improved.
- the internal flow path of such a conventional hydraulic pressure control device includes a bypass flow path having one end connected to the accumulator and the other end connected to the flow path between the master cylinder and the inlet valve.
- the internal flow path of such a conventional hydraulic pressure control device has a brake fluid in the bypass flow path from the master cylinder side to the accumulator side in order to prevent the brake fluid from flowing into the accumulator through the bypass flow path.
- the internal flow path 40 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 cannot return the brake fluid in the Accumley evening 5 8 to the master cylinder 5 0 without going through the outlet valve 5 7. It is composed. That is, the internal flow path 4 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 is inside the Accumley evening 5 8. The brake fluid cannot be returned to the piston mounting hole 2 1 (one configuration of the master cylinder 500) formed in the base 10 without going through the outlet valve 5 7.
- the internal flow paths 40 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 configured in this way are the above-mentioned bypass flow path and check valve provided in the conventional hydraulic pressure control device. Is unnecessary. Therefore, the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 configured in this way can be further reduced in size, and the degree of freedom of attachment to the bicycle 200 is further improved.
- control device 70 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 is configured as the control board 71 1.
- the components of the operation determination unit 7 3 and the control unit 7 4 of the control equipment 70 are configured as the control board 71 1. That is, the control board 7 1 controls the opening / closing operation of the control valve 5 5.
- the control board 7 1 is electrically connected to the first coil 61 and the second coil 6 2 to control the energization of the first coil 61 and the second coil 6 2.
- the control device 70 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 is the detection result of the pressure sensor 59 as a functional unit. Based on this, it is equipped with a signal output unit 7 5 that outputs the control signal of the brake lamp 2 2 1. That is, in the present embodiment, the control device 70 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 has a control signal of the brake lamp 2 2 1 based on the detection result of the pressure sensor 5 9. Is configured to output.
- the front wheel side hydraulic pressure control device 1 when the rider grasps the brake lever 2 4 1 and the piston 5 1 of the master cylinder 5 ⁇ of the front wheel side hydraulic pressure control device 1 is pressed by the brake lever 2 4 1, the front wheel side hydraulic pressure control device 1 The detected pressure of the pressure sensor 5 9 is higher than when the brake lever 2 4 1 is not grasped by the rider. that time, The control device 7 ⁇ of the front wheel side hydraulic pressure control device 1 outputs the control signal of the brake lamp 2 2 1. Then, when the turntable 2 ⁇ ⁇ receives the control signal of the brake lamp 2 2 1 output from the front wheel side hydraulic pressure control device 1, the brake lamp 2 2 1 is turned on.
- the rear wheel side hydraulic pressure control device 2 when the rider grasps the brake lever 2 4 1 and the piston 5 1 of the master cylinder 5 ⁇ of the rear wheel side hydraulic pressure control device 2 is pressed by the brake lever 2 4 1, the rear wheel side hydraulic pressure control device 2 The detected pressure of the pressure sensor 5 9 is higher than when the brake lever 2 4 1 is not grasped by the rider. At that time, the control device 70 of the rear wheel side hydraulic pressure control device 2 outputs the control signal of the brake lamp 2 2 1. Then, when the bicycle 2 ⁇ ⁇ receives the control signal of the brake lamp 2 2 1 output from the rear wheel side hydraulic pressure control device 2, the brake lamp 2 2 1 is turned on.
- a mechanical brake switch that detects the posture of the brake lever is used.
- the brake lamp was turned on based on the detection result of the brake switch.
- the brake switch is provided near the brake lever, that is, near the handlebar.
- the brake switch is configured to be supported by the brake lever when the brake lever is being held by the rider's hand.
- the brake switch is configured to output a signal when it is armed or not. Then, in a saddle-mounted vehicle equipped with such a conventional hydraulic pressure control device, it is determined whether or not the brake is applied based on the presence or absence of a signal output from the brake switch, and the brake lamp is turned on. It was lit.
- the control device y ⁇ of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 is used to control the pressure of the brake fluid supplied to the wheel cylinder 2 5 3. Based on the detection result of the pressure sensor 5 9, the control signal of the brake lamp 2 2 1 of the bicycle 2 ⁇ ⁇ is output. Therefore, when the brake system 1 ⁇ ⁇ equipped with the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 is mounted on the bicycle 2 ⁇ ⁇ , it is detected whether or not the brake is applied. Therefore, a dedicated brake switch is not required.
- the brake system 100 equipped with the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 is mounted on the bicycle 2000, the signal line connected to the brake switch is also unnecessary. Therefore, in the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 according to the present embodiment, when the brake system 100 is mounted on the bicycle 2 0 0, the area around the handlebar 2 3 3 is It is possible to suppress the complexity more than before.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 according to the present embodiment can suppress the complexity around the handlebars 2 3 3 as compared with the conventional case. It will be easier to attach to the bicycle 2 ⁇ ⁇ , and the degree of freedom of attachment to the bicycle 2 ⁇ ⁇ will be improved.
- the substrate 10 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 according to the present embodiment has a master cylinder body type. If the master cylinder 5 ⁇ and the base 1 ⁇ are separate bodies, install the piping such as the liquid pipe that connects the master cylinder 5 ⁇ and the base 1 ⁇ near the handlebar 2 3 3 Need to be routed to.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 can be used for a bicycle 200 as compared with the case where the master cylinder ⁇ and the base ⁇ are separate.
- the degree of freedom of installation is further improved, and the reliability of the bicycle is also improved.
- the control device 70 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 has an internal flow path 4 0 by changing the open / closed state of the control valve 5 5.
- the control signal of the brake lamp 2 2 1 is output. That is, when the control device 70 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 decompresses the brake fluid of the wheel cylinder 2 5 3 by anti-lock brake control, the brake lamp 2 2 1 Outputs the control signal of.
- the control signal of the brake lamp 2 2 1 when the brake fluid of the wheel cylinder 2 5 3 is depressurized by the anti-lock brake control is the control signal of the brake lamp 2 2 1 when the anti-lock brake control is not performed. It is an identifiable signal.
- the bicycle 200 can make the brake lamp 2 2 1 shine differently depending on whether or not the anti-lock brake control is performed during braking, for example. For example, during braking, the bicycle 2 ⁇ ⁇ turns on the brake lamp 2 2 1 when the anti-lock brake control is not performed, and turns off the brake lamp 2 2 1 when the anti-lock brake control is performed.
- the break lamp 2 2 1 shine differently depending on whether or not the anti-lock brake control is performed during the braking of the bicycle 2 ⁇ ⁇ , for example, the rear of the bicycle 2 ⁇ ⁇
- the running vehicle can know that the braking force of the bicycle has changed. Therefore, when the pressure of the brake fluid in the internal flow path 40 drops due to the change in the open / closed state of the control valve 5 5, the control signal of the brake lamp 2 2 1 is output to improve the safety of the bicycle 200. improves.
- the control signal of the brake lamp 2 2 1 output from the control device 70 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 is for control other than lighting the brake lamp 2 2 1. It may be used.
- the brake lever 2 4 1 is not held by the rider's hand, and the master cylinder 5 0. It is in contact with piston 5 1. child Therefore, when the rider begins to grasp the brake lever 2 4 1, the piston 5 1 of the master cylinder 50 begins to be immediately under pressured by the brake lever 2 4 1. That is, when the rider begins to grasp the brake lever 2 4 1, the pressure of the brake fluid in the internal flow path 40 begins to rise immediately.
- the configuration of the hydraulic pressure control device of the brake system according to the embodiment will be described.
- the brake system 100 according to the present embodiment is provided with two hydraulic pressure control devices (front wheel side hydraulic pressure control device 1 and rear wheel side hydraulic pressure control device 2).
- front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 are attached to the handlebars 2 3 3 of the bicycle, the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 1 2 is a shape that is inverted left and right. Therefore, in the following, the front wheel side hydraulic pressure control device 1 will be described. That is, if the front wheel side hydraulic pressure control device 1 described below is inverted to the left and right, the rear wheel side hydraulic pressure control device 2 becomes.
- the front wheel side hydraulic pressure control device 1 By inverting the shape of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 to the left and right, it is easy to design the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2. Become. In the following, the front wheel side hydraulic pressure control device 1 is attached to the handlebar 2 3 3 of the bicycle 2 ⁇ ⁇ , and the front wheel side hydraulic pressure control device 1 is used in a state where the vehicle 2 ⁇ ⁇ is traveling straight. While observing, the configuration of the front wheel side hydraulic pressure control device 1 will be explained.
- FIG. 6 is a perspective view showing a front wheel side hydraulic pressure control device according to an embodiment of the present invention.
- FIG. 6 is a perspective view of the front wheel side hydraulic pressure control device 1 observed from the rear right side of the front wheel side hydraulic pressure control device 1.
- FIG. 7 is a vertical sectional view of the front wheel side hydraulic pressure control device according to the embodiment of the present invention.
- FIG. 8 is a bottom view showing a substrate of the front wheel side hydraulic pressure control device according to the embodiment of the present invention.
- the front wheel side hydraulic pressure control device 1 will be described with reference to FIGS. 6 to 8 and the above-mentioned figure.
- the substrate 10 of the front wheel side hydraulic pressure control device 1 is, for example, a substantially rectangular parallelepiped member made of an aluminum alloy. Each surface of the substrate 10 may be flat, may include a curved portion, or may include a step.
- the substrate 1 ⁇ is formed with a reservoir tank 5 2, an inlet valve mounting hole 2 4, an outlet valve mounting hole 2 6, a wheel cylinder port 4 5, and a piston mounting hole 2 1 of the master cylinder 5 ⁇ .
- the reservoir tank 5 2 is formed on the substrate 10 so as to open on the first surface 1 1.
- the reservoir, the opening 5 3 of the tank 5 2 is formed on the first surface 11 1.
- the front wheel side hydraulic pressure control device 1 is attached to the bicycle 2 0 ⁇ so that the opening 5 3 of the reservoir tank 5 2 is above the reservoir tank 5 2 in order to maintain the inside of the reservoir tank 5 2 at atmospheric pressure. Be done. Therefore, the first surface 11 is the upper surface of the substrate 10.
- the opening 5 3 of the reservoir tank 5 2 is covered with a lid 5 4.
- the inlet valve mounting hole 2 4 is a hole in which the inlet valve 5 6 can be reciprocated.
- the inlet valve mounting holes 2 4 are formed in the substrate 10 so as to open to the second surface 1 2 which is the opposite surface of the first surface 1 1.
- the opening 2 5 of the inlet valve mounting hole 2 4 is formed on the second surface 1 2.
- the second surface 1 2 is the surface that becomes the lower surface of the substrate 10.
- the inlet valve mounting holes 2 4 are formed on the substrate 10 along the vertical direction, for example.
- the first flow path 4 1 and the second flow path 4 2 shown in FIG. 3 communicate with the inlet valve mounting hole 2 4.
- the inlet valve 5 6 reciprocates in the inlet valve mounting hole 2 4 to open and close the flow of brake fluid between the 1st flow path 4 1 and the 2nd flow path 4 2.
- the outlet valve mounting hole 2 6 is a hole in which the outlet valve 5 7 is provided so as to be reciprocating.
- Outlet valve mounting holes 2 6 are formed on the substrate 10 so as to open on the second surface 1 2.
- the opening 2 7 of the outlet valve mounting hole 2 6 is formed on the second surface 1 2.
- the outlet valve mounting holes 26 are formed in the substrate 10 along the vertical direction, for example.
- the third flow path 4 3 and the fourth flow path 4 4 shown in Fig. 3 communicate with the outlet valve mounting hole 2 6.
- the outlet valve 5 7 reciprocates in the outlet valve mounting hole 2 6, so that the outlet valve 5 7 reciprocates between the third flow path 4 3 and the fourth flow path 4 4. Open and close the flow of rake liquid.
- the piston 5 1 of the master cylinder 5 ⁇ is provided in the piston mounting hole 2 1 of the master cylinder 5 ⁇ so as to be reciprocating.
- the piston mounting hole 2 1 is formed on the substrate 10 so as to open on the third surface 1 3 connecting the first surface 1 1 and the second surface 1 2.
- the opening 2 3 of the piston mounting hole 2 1 is formed on the third surface 1 3.
- the third surface 1 3 is the surface that becomes the side surface of the substrate 10. More specifically, in the case of the front wheel side hydraulic pressure control device 1 provided around the grip portion 2 3 4 on the right side of the handlebar 2 3 3, the third surface 1 3 is the right surface of the substrate 10. In the case of the rear wheel side hydraulic pressure control device 2 provided around the grip portion 2 3 4 on the left side of the handlebar 2 3 3, the third surface 1 3 is the left side surface of the substrate 10.
- the master cylinder 5 ⁇ extends along the range facing the master cylinder 5 ⁇ in the handlebar 2 3 3 in a plan view.
- the master cylinder 50 is formed on the substrate 10 so as to extend substantially in the left-right direction in a plan view.
- the wheel cylinder port 4 5 is formed on the substrate 10 so as to open to the 4th surface 1 4 which is the opposite surface of the 3rd surface 1 3.
- the first coil 61, the second coil 6 2 and the control board 7 1 are housed in the housing 80 provided in the front wheel side hydraulic pressure control device 1. This housing 80 is connected to the substrate 10.
- the inlet valve mounting hole, the outlet valve, and the lube mounting hole are in the state where the hydraulic pressure control device is attached to the handle bar. It is formed on the substrate so as to extend substantially horizontally. That is, in a conventional hydraulic pressure control device equipped with a master cylinder type substrate, when the hydraulic pressure control device is attached to the eight dollar bar, the inlet valve is located in the front, rear, or side of the saddle-type vehicle.
- the mounting holes and outlet valve mounting holes are open.
- the coil that is the drive source of the inlet valve, the coil that is the drive source of the outlet valve, and the energization of these coils are opposed to the surface where the inlet valve mounting hole and the outlet valve mounting hole of the substrate are opened.
- a housing containing a control board that controls the control board is placed. That is, the conventional hydraulic pressure control device equipped with a master cylinder type substrate provides a space for arranging the housing in front of, behind, or side of the hydraulic pressure control device when the hydraulic pressure control device is attached to the hand bar. Must be secured.
- saddle-mounted vehicles are provided with a handlebar behind the mounting position of the hydraulic pressure control device.
- various objects are provided in front of and to the side of the mounting position of the hydraulic pressure control device. Therefore, the conventional hydraulic pressure control device equipped with the master cylinder type substrate has a low degree of freedom of attachment to the saddle type vehicle.
- the inlet valve mounting hole 2 4 and the outlet valve mounting hole 2 6 are such that the front wheel side hydraulic pressure control device 1 is a bicycle 2 0 0. It is formed on the 2nd ® 1 2 which is the lower surface when it is taken into the handlebar 2 3 3. Therefore, in the front vehicle pressure control device 1 according to the present embodiment, when the bicycle is attached to the handlebar 2 3 3 of the bicycle 2 0 0, the 1st coil 6 1 and the 2nd coil 6 2 are attached. The control board 71 1 and the housing 80 will be placed below the substrate 10.
- the front wheel side hydraulic pressure control device 1 according to the present embodiment in other words, the rear wheel side hydraulic pressure control device 2 according to the present embodiment has an improved degree of freedom of attachment to the bicycle 200. do.
- the alignment direction of the opening 2 5 of the inlet valve mounting hole 2 4 and the opening 2 7 of the outlet valve mounting hole 2 6 on the second surface 1 2 is the piston. It is along the extending direction (extending direction) of the mounting hole 2 1.
- the opening of the inlet valve mounting hole 2 4 on the second surface 1 2 2 5 is along the extending direction (extending direction) of the piston mounting hole 2 1.
- "along" expressed in this implementation does not mean that the two directions to be compared are strictly parallel. The two directions to be compared may be slightly tilted. For example, the slope in two directions is 4 5. It may be unsatisfied.
- a hydraulic pressure control device equipped with a master cylinder type substrate increases in the extending direction of the piston mounting hole. Further, in the saddle-mounted vehicle, there is a space around the mounting position of the hydraulic pressure control device in the left-right direction as compared with the front-rear direction. That is, in a saddle-mounted vehicle, the area around the mounting position of the hydraulic pressure control device has the least spatial margin in the front-rear direction among the front-rear direction, the left-right direction, and the up-down direction. For this reason, in general, a hydraulic pressure control device equipped with a master cylinder-body type substrate is a saddle-type vehicle so that the extending direction of the piston mounting hole is along the left-right direction of the saddle-type vehicle in a plan view.
- a hydraulic pressure control device equipped with a master cylinder type substrate has a handle in the extending direction of the piston mounting hole in a plan view. Along the bar, it is attached to the saddle-mounted vehicle, Hachindoruba. As shown in FIG. 2, the same applies to the front wheel side hydraulic pressure control device 1 according to the present embodiment. At this time, the alignment direction of the opening 2 5 of the inlet valve mounting hole 2 4 and the opening 2 7 of the outlet valve mounting hole 2 6 on the second surface 1 2 is aligned with the extending direction of the piston mounting hole 2 1.
- the front wheel side hydraulic pressure control device 1 provided can suppress the width in the front-rear direction where there is the least spatial margin at the mounting position of the front wheel side hydraulic pressure control device 1 of the bicycle 200. Therefore, the front wheel side hydraulic pressure control device 1 having the configuration, in other words, the rear wheel side hydraulic pressure control device 2 having the configuration has a higher degree of freedom of attachment to the bicycle 200.
- the front wheel side hydraulic pressure control device 1 includes a pressure sensor 5 9.
- the pressure sensor 5 9 is provided in the pressure sensor mounting hole 30 formed in the substrate!
- the pressure sensor mounting hole 30 is formed in the substrate 10 so as to open on the second surface 1 2.
- the opening 3 1 of the pressure sensor mounting hole 30 is formed on the second surface 1 2.
- the pressure sensor mounting hole 30 is formed in the substrate 10 along the vertical direction, for example.
- the opening 3 1 of the pressure sensor mounting hole 3 ⁇ is formed on the second surface 1 2, even if the pressure sensor 5 9 is provided on the substrate 10 ⁇ , the front wheel side hydraulic pressure in the front-rear direction and the left-right direction. It is possible to prevent the control device 1 from becoming large. Therefore, in the front wheel side hydraulic pressure control device 1 in which the opening 3 1 of the pressure sensor mounting hole 30 is formed on the second surface 1 2, in other words, the opening 3 1 of the pressure sensor mounting hole 3 ⁇ is the second surface 1
- the rear wheel side hydraulic pressure control device 2 formed in 2 has a higher degree of freedom of attachment to the bicycle 200 even when the pressure sensor 5 9 is provided on the base 10.
- the alignment direction of the openings 3 1 is along the extending direction (extending direction) of the piston mounting holes 2 1.
- the alignment direction of the opening 2 5 of the let valve mounting hole 2 4 and the opening 2 7 of the outlet valve mounting hole 2 6 and the opening 3 1 of the pressure sensor mounting hole 3 0 are the extension of the piston mounting hole 2 1.
- the alignment direction of the opening 2 5 of the let valve mounting hole 2 4 and the opening 2 7 of the outlet valve mounting hole 2 6 and the opening 3 1 of the pressure sensor mounting hole 3 0 are the extension of the piston mounting hole 2 1.
- the front wheel side hydraulic pressure control device 1 configured in this way, when the pressure sensor 5 9 is provided on the substrate 10 ⁇ , there is a space margin at the mounting position of the front wheel side hydraulic pressure control device 1 of the turntable 2 ⁇ ⁇ . It is possible to suppress the width in the front-back direction, which is the least. Therefore, the front wheel side hydraulic pressure control device 1 configured in this way is, in other words, the rear wheel side hydraulic pressure control device 2 configured in this way, when the pressure sensor 5 9 is provided on the substrate 10 the bicycle 2 The degree of freedom of mounting to 0 0 is further improved.
- the arrangement of the opening 2 5 of the inlet valve mounting hole 2 4 on the 2nd surface 1 2; the opening 2 7 of the outlet valve mounting hole 2 6 and the opening 3 1 of the pressure sensor mounting hole 3 ⁇ is not always the same. It does not have to be lined up in a straight line, but may be lined up in a zigzag pattern.
- the inlet valve mounting holes 2 4, the outlet valve mounting holes 2 6, and the pressure sensor mounting holes 30 are arranged in order of distance from the wheel cylinder port 45.
- the pressure sensor 5 9 detects the pressure of the brake fluid applying the pressure to the wheel cylinder 2 5 3.
- the inlet valve mounting hole 2 4 and the outlet valve are along the direction of the brake fluid flowing from the piston mounting hole 2 1 of the master cylinder 5 to the wheel cylinder port 4 5 and flowing through the internal flow path 4 0.
- the mounting holes 2 6, the pressure sensor mounting holes 3 ⁇ and the wheel cylinder port 4 5 will be lined up.
- the front wheel side hydraulic pressure control device 1 configured in this way in other words, the rear wheel side hydraulic pressure control device 2 configured in this way extends from the inlet valve mounting hole 2 4 to the wheel cylinder port 45.
- Internal flow path 40 ⁇ The shape can be simplified and the manufacturing cost can be suppressed.
- the holding portion 95 of the brake lever 2 4 1 gripped by the rider's hand is integrally formed on the substrate 10.
- the configuration of the holding portion 9 5 is not particularly limited, but in the present embodiment, the holding portion 95 includes a pair of holding plates 9 6. These holding plates 9 6 are formed with holes 9 7 that rotatably support the shaft 2 4 2 (see FIG. 2) of the brake lever 2 4 1. Then, with the shaft of the brake lever 2 4 1 inserted into the hole 9 7, the pair of holding plates 9 6 move the brake lever 2 4 1.
- the brake lever 2 4 1 is swingably held by the holding portion 95 by being pinched.
- one of the pair of holding plates 96 is integrally formed with the substrate 10 on, for example, the fifth surface 15 which is the front surface of the substrate 10.
- the other of the pair of holding plates 96 is fixed to the substrate 10 by, for example, screwing.
- a mounting portion for mounting the base 10 on the base 10 and the handlebar 2 3 3 is attached.
- the configuration of the mounting portion 90 is not particularly limited, but in the present embodiment, the mounting portion 90 is fixed to the base 9 1 integrally formed with the base 10 and the base B 9 1 by screwing or the like. It is equipped with a holding part 9 2.
- the base 91 is integrally formed with the base 1 0, for example, in the 6th ® 16 which is the back surface of the base 10.
- the base 1 ⁇ is fixed to the handlebar 2 3 3 by sandwiching the handlebar 2 3 3 between the base 9 1 and the holding portion 9 2 and fixing the holding portion 9 2 to the base 9 1.
- Bicycle with brake system 1 ⁇ ⁇ compared to the case where at least — part of the mounting part 9 ⁇ is integrally formed with the base 1 ⁇ so that the mounting part 9 ⁇ is formed separately from the base 1 ⁇
- the number of parts and assembly man-hours can be reduced, and the manufacturing cost of bicycles can be suppressed.
- the accumulator evening 58 is formed on the substrate 10 of the front wheel side hydraulic pressure control device 1.
- the accumulator 5 8 is arranged on the side opposite to the opening 2 3 of the piston mounting hole 2 1 with the bottom 2 2 of the piston mounting hole 2 1 as a reference.
- the piston mounting holes 2 1 of the master cylinder 50 and the accumulator 5 8 are aligned in the left-right direction in a plan view.
- the front wheel side hydraulic pressure control device 1 on which the accumulator 5 8 is formed suppresses the width in the front-rear direction where there is the least spatial margin at the mounting position of the front wheel side hydraulic pressure control device 1 of the bicycle 200. Can be done.
- the rear wheel side hydraulic pressure control device 2 in which the accumulator 5 8 is formed in this way is on the substrate 10.
- the degree of freedom of attachment to the bicycle 2 ⁇ ⁇ is suitable. Go up.
- the opening of the hole to be opened on the 6th surface 16 is closed to form an Accumley evening 58.
- the configuration of this accumulator 5 8 is just an example.
- the opening of the hole that opens on the fourth surface 14 may be closed to form the accumulator 5 8.
- the opening of the hole opened on the fifth surface 15 may be closed to form the accumulator 5 8.
- the hydraulic pressure control device front wheel side hydraulic pressure control device 1 and rear wheel side hydraulic pressure control device 2 according to the present embodiment is used in a brake system that can execute anti-lock brake control, and is used for a bicycle. It is a hydraulic pressure control device attached to the handlebar 2 3 3 of ⁇ .
- the hydraulic pressure control device according to the present embodiment includes a substrate 100, a control valve 5 5, a pressure sensor 59, and a control device 70. Brake fluid flow path that communicates the piston mounting hole 2 1 provided with the piston 5 1 of the master cylinder 5 ⁇ on the substrate 1 ⁇ , and the piston mounting hole 2 1 and the wheel cylinder 2 5 3 in a reciprocating manner.
- the internal flow path 40 which is a part of the above, is formed.
- the control valve 5 5 opens and closes the internal flow path 40 and regulates the pressure of the brake fluid supplied to the wheel cylinder 2 5 3.
- the pressure sensor 5 9 is provided on the substrate 10 and detects the pressure of the brake fluid in the inner B flow path 40.
- the control device 70 controls the opening / closing operation of the control valve 5 5 based on the detection result of the pressure sensor 5 9. Then, the control device 70 is configured to output the control signal of the brake lamp 2 2 1 of the bicycle 200 based on the detection result of the pressure sensor 59.
- the control device 7 ⁇ of the hydraulic pressure control device according to the present embodiment configured as described above is a pressure sensor 5 9 used for controlling the pressure of the brake fluid supplied to the wheel cylinder 2 5 3 Based on the detection result, the control signal of the brake lamp 2 2 1 of the bicycle 2 ⁇ ⁇ is output. Therefore, when the hydraulic pressure control device according to the present embodiment configured in this way is mounted on the bicycle 200, a dedicated brake switch is not required to detect whether or not the brake is applied. Will be. Therefore, when the hydraulic pressure control device according to the present embodiment configured in this way is mounted on the turntable 200, the signal line connected to the brake switch is also unnecessary. Therefore, it is configured like this In the hydraulic pressure control device according to the present embodiment, when the hydraulic pressure control device according to the present embodiment is mounted on the bicycle 200, the area around the handlebar 2 3 3 becomes more complicated than before. Can be suppressed.
- FIG. 9 is a diagram showing a schematic configuration of a modified example of the brake system according to the embodiment of the present invention.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 store the brake fluid released from the wheel cylinder 2 5 3 during depressurization in the anti-lock brake control in the accumulator 5 8, and the accumulator 5
- the brake fluid in 8 is discharged to the outside of the accumulator 5 8 without a pump.
- the internal flow paths 40 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 that realize such a configuration are not limited to the above configuration.
- the internal flow paths 40 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 may be configured as shown in FIG.
- the internal flow path 40 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 shown in FIG. 9 has the configuration of the internal flow path 40 shown in FIG.
- it is equipped with a bypass flow path 4 6 and a check valve 4 7.
- One end of the bypass flow path 4 6 is connected to the Accumley evening 5 8 and the other end is connected to the first flow path 4 1.
- the check valve 4 7 is provided in the bypass flow path 4 6 to regulate the flow of brake fluid from the master cylinder 50 side to the accumulator 5 8 side.
- the break released from the wheel cylinder 2 5 3 during decompression in the anti-lock brake control can be stored in the accumulator 5 8 and the brake liquid in the accumulator 5 8 can be discharged to the outside of the accumulator 5 8 without pumping through the bypass flow path 4 6.
- FIG. 10 is a block diagram showing a modified example of the brake system according to the embodiment of the present invention. Further, FIG. 11 is a side view showing a schematic configuration of a bicycle equipped with a modified example of the brake system according to the embodiment of the present invention.
- the components of the control unit 7 4 are configured as the control board 71 1.
- the operation determination control board 7 2 of the front wheel side hydraulic pressure control device 1 and the operation determination control board 7 2 of the rear wheel side hydraulic pressure control device 2 are shared. Further, the operation determination control board 7 2 is housed in a place different from the housing 80 of the front wheel side hydraulic pressure control device 1 and the housing 80 of the rear wheel side hydraulic pressure control device 2.
- the signal output unit 7 5 of the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 are also configured as the operation determination control board 72.
- the operation determination control board 7 2 determines the opening / closing operation of the control valve 5 5 of the front wheel side hydraulic pressure control device 1 based on the information on the running state of the bicycle 200, and determines the opening / closing operation of the rear wheel side. Determine the opening / closing operation of the control valve 5 5 of the hydraulic pressure control device 2. Further, the control board 71 1 of the front wheel side hydraulic pressure control device 1 controls the opening / closing operation of the control valve 5 5 of the front wheel side hydraulic pressure control device 1 based on the determination by the operation determination control board 7 2.
- control board 7 1 of the front wheel side hydraulic pressure control device 1 has the first coil 6 1 and the second coil 6 2 of the front wheel side hydraulic pressure control device 1 based on the determination by the operation determination control board 7 2. Control the energization to. Further, the control board 71 1 of the rear wheel side hydraulic pressure control device 2 controls the opening / closing operation of the control valve 5 5 of the rear wheel side hydraulic pressure control device 2 based on the determination by the operation determination control board 7 2. In other words, the control board 7 1 of the rear wheel side hydraulic pressure control device 2 has the first coil 6 1 and the second coil 6 of the rear wheel side hydraulic pressure control device 2 based on the determination by the operation determination control board 7 2. Control the energization to 2.
- the operation determination control board 7 2 is used for the front wheel side hydraulic pressure. It can be stored in a housing different from the housing 80 of the control device 1 and the housing 80 of the rear wheel side hydraulic pressure control device 2. That is, in the brake system 100 configured in this way, the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 can be further miniaturized, and the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 1 can be further miniaturized. The degree of freedom of mounting the wheel side hydraulic pressure control device 2 to the bicycle 200 is further improved. Further, in the break system 100 configured in this way, the number of signal lines connected to the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 can be reduced. Handlebar 2 3 3 It is possible to further suppress the complexity around the handlebar.
- the operation determination control board 7 2 is mounted at a position behind the handlebar 2 3 3 on the bicycle 200. As a result, it is possible to prevent stones from hitting the housing that houses the operation determination control board 7 2 while the bicycle is running, and the reliability of the brake system 100 is improved.
- the control board for other devices which is the control board for devices other than the brake system 1 ⁇ ⁇
- the control board 7 2 is formed with the control board 280 of another device.
- the bicycle 2 ⁇ ⁇ shown in Fig. 11 1 is equipped with a control board for monitoring the charge amount of the power supply unit 2 ⁇ ⁇ .
- the control board that monitors the charge amount of the power supply unit 2 ⁇ ⁇ is used as the control board 280 for other devices.
- ⁇ is not particularly limited as long as it is a control board of a device other than the brake system ⁇ ⁇ .
- some saddle-mounted vehicles equipped with an engine as a drive source are equipped with an engine control unit.
- the control board of this engine control unit may be used as the control board of another device.
- the manufacturing cost of the brake system ⁇ ⁇ is reduced compared to the case where the operation determination control board 7 2 is manufactured as a dedicated control board. be able to.
- the detection device for example, presser sensor 5 9 etc.
- the detection device that detects the information used by the operation determination control board 7 2 to determine the opening / closing operation of the control valve 5 5 and the other device control board 2 80 are signal lines. If it is connected with, it is a system for determining the operation.
- the board 7 2 is manufactured as a dedicated control board, the number of signal lines routed to the bicycle 200 can be reduced, and the manufacturing man-hours and manufacturing cost of the bicycle 200 can be reduced. can.
- FIG. 1 2 is a diagram showing a schematic configuration of a modified example of the brake system according to the embodiment of the present invention.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 shown in Fig. 1 2 include the master cylinder 5 ⁇ (in other words, the piston mounting hole 2 1) and the inlet valve 5 6 in the internal flow path 4 ⁇ . It is equipped with a pump 60 that sends brake fluid to the area between them.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 shown in FIG. 1 2 are the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 shown in FIG.
- a pump 60 is provided in the bypass flow path 4 6.
- the front wheel side hydraulic pressure control device 1 and the rear wheel side hydraulic pressure control device 2 configured in this way operate the pump 60 to store the brake liquid in the accumulator 5 8 during decompression in the anti-lock brake control. Can be discharged to the outside of the accumulator 5 8 via each of the bypass flow 4 6.
- the front wheel side hydraulic pressure control device 1 configured as shown in Fig. 1 2 opens the inlet valve 5 6 and the outlet valve 5 7 when the rider is not holding the brake lever 2 4 1.
- the brake fluid in the wheel cylinder 2 5 3 of the front wheel side braking unit 2 5 1 can be increased in pressure, and braking force can be generated in the front wheel 2 1 7.
- the rear wheel side hydraulic pressure control device 2 configured as shown in Fig. 1 2 opens the inlet valve 5 6 and opens the outlet valve 5 7 when the rider is not holding the brake lever 2 4 1.
- the break liquid of the wheel cylinder 2 5 3 of the rear wheel side braking part 2 5 2 can be increased in pressure, and braking force can be generated in the rear wheel 2 2 0.
- the bicycle 2 0 can be provided with an automatic braking function.
- slipping can be suppressed when the bicycle 2 0 0 turns, and the behavior of the bicycle 2 0 ⁇ . Can also be stabilized.
- the conventional method of turning on the brake lamp based on the detection result of the brake switch is to brake because the rider does not hold the brake lever 2 4 1.
- Lamp 2 2 1 cannot be illuminated.
- the pressure detected by the pressure sensor 5 9 increases during the operation of the pump 60
- the rider does not hold the brake lever 2 4 1 by outputting the control signal of the brake lamp 2 2 1.
- the brake lamp 2 2 1 can be lit.
- the vehicle traveling behind the bicycle 200 can tell that the braking force of the bicycle 200 has changed. Therefore, when the pressure detected by the pressure sensor 59 increases during the operation of the pump 60, the safety of the bicycle 200 is improved by outputting the control signal of the brake lamp 2 1.
- the present invention is not limited to the description of the embodiment.
- this Ming dynasty may carry out only part of the description of the embodiments.
- the master cylinder 50 and the substrate 10 may be separate bodies.
- Front wheel side hydraulic pressure control device 2 Rear wheel side hydraulic pressure control device, 1 0 base, 1 1 1st surface, 1 2 2nd surface, 1 3 3rd surface, 14 4th surface, 1 5 5th surface, 1 6 6th surface, 2 1 piston mounting hole, 2 2 bottom, 23 opening, 24 inlet valve mounting hole, 2 5 opening, 2 6 outlet valve mounting hole, 2 Y opening, 3 ⁇ pressure sensor mounting hole , 3 1 opening, 4 ⁇ internal flow path, 4 1 1st flow path, 4 2 2nd flow path, 4 3 3rd flow path, 44 4th flow path, 4 5 wheel cylinder port, 4 6 bypass flow path , 4 y check valve, 5 ⁇ master cylinder, 5 1 piston, 5 2 reservoir tank, 5 3 opening, 54 lid, 5 5 control valve, 5 6 inlet valve, 5 7 outlet valve, 58 accumulator, 5 9 Pressure sensor, 60 pump, 6 1 1st coil, 6 2 2nd coil, 63 terminal, 6 4 terminal, 7 0 control device, 7
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Transportation (AREA)
- Regulating Braking Force (AREA)
- Hydraulic Control Valves For Brake Systems (AREA)
- Braking Systems And Boosters (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202180085441.4A CN116615356A (zh) | 2020-12-17 | 2021-11-29 | 液压控制装置、刹车系统及骑乘型车辆 |
EP21824429.1A EP4265491A1 (en) | 2020-12-17 | 2021-11-29 | Hydraulic pressure control device, brake system, and saddle-type vehicle |
KR1020237023700A KR20230118656A (ko) | 2020-12-17 | 2021-11-29 | 액압 제어 장치, 브레이크 시스템 및 안장 탑승형 차량 |
JP2022569306A JPWO2022130078A1 (ja) | 2020-12-17 | 2021-11-29 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2020209562A JP2022096451A (ja) | 2020-12-17 | 2020-12-17 | 液圧制御装置、ブレーキシステム及び鞍乗型車両 |
JP2020-209562 | 2020-12-17 |
Publications (1)
Publication Number | Publication Date |
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WO2022130078A1 true WO2022130078A1 (ja) | 2022-06-23 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/IB2021/061038 WO2022130078A1 (ja) | 2020-12-17 | 2021-11-29 | 液圧制御装置、ブレーキシステム及び鞍乗型車両 |
Country Status (6)
Country | Link |
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EP (1) | EP4265491A1 (ja) |
JP (2) | JP2022096451A (ja) |
KR (1) | KR20230118656A (ja) |
CN (1) | CN116615356A (ja) |
TW (1) | TWI799009B (ja) |
WO (1) | WO2022130078A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050242665A1 (en) * | 2004-05-03 | 2005-11-03 | Goebels Hermann J | Reverse driving signal |
JP2009234502A (ja) * | 2008-03-28 | 2009-10-15 | Nissin Kogyo Co Ltd | バーハンドル車両用ブレーキ液圧制御装置 |
EP2119609A1 (en) * | 2007-02-09 | 2009-11-18 | Bosch Corporation | Brake control device for two-wheeled motor vehicle |
JP2010254208A (ja) * | 2009-04-28 | 2010-11-11 | Bosch Corp | モータサイクル用abs液圧ユニット |
EP2857268A1 (en) * | 2012-05-31 | 2015-04-08 | Robert Bosch GmbH | Abs hydraulic unit |
-
2020
- 2020-12-17 JP JP2020209562A patent/JP2022096451A/ja active Pending
-
2021
- 2021-11-29 EP EP21824429.1A patent/EP4265491A1/en active Pending
- 2021-11-29 CN CN202180085441.4A patent/CN116615356A/zh active Pending
- 2021-11-29 JP JP2022569306A patent/JPWO2022130078A1/ja active Pending
- 2021-11-29 WO PCT/IB2021/061038 patent/WO2022130078A1/ja active Application Filing
- 2021-11-29 KR KR1020237023700A patent/KR20230118656A/ko unknown
- 2021-12-16 TW TW110147204A patent/TWI799009B/zh active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050242665A1 (en) * | 2004-05-03 | 2005-11-03 | Goebels Hermann J | Reverse driving signal |
EP2119609A1 (en) * | 2007-02-09 | 2009-11-18 | Bosch Corporation | Brake control device for two-wheeled motor vehicle |
JP2009234502A (ja) * | 2008-03-28 | 2009-10-15 | Nissin Kogyo Co Ltd | バーハンドル車両用ブレーキ液圧制御装置 |
JP2010254208A (ja) * | 2009-04-28 | 2010-11-11 | Bosch Corp | モータサイクル用abs液圧ユニット |
EP2857268A1 (en) * | 2012-05-31 | 2015-04-08 | Robert Bosch GmbH | Abs hydraulic unit |
Also Published As
Publication number | Publication date |
---|---|
TW202229060A (zh) | 2022-08-01 |
TWI799009B (zh) | 2023-04-11 |
JPWO2022130078A1 (ja) | 2022-06-23 |
JP2022096451A (ja) | 2022-06-29 |
EP4265491A1 (en) | 2023-10-25 |
CN116615356A (zh) | 2023-08-18 |
KR20230118656A (ko) | 2023-08-11 |
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