CN103786706B - Method for the cylinder of piston pump, hydraulic vehicle brake system and assembling piston pump - Google Patents
Method for the cylinder of piston pump, hydraulic vehicle brake system and assembling piston pump Download PDFInfo
- Publication number
- CN103786706B CN103786706B CN201310516265.2A CN201310516265A CN103786706B CN 103786706 B CN103786706 B CN 103786706B CN 201310516265 A CN201310516265 A CN 201310516265A CN 103786706 B CN103786706 B CN 103786706B
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- China
- Prior art keywords
- cylinder
- valve
- piston pump
- control valve
- described control
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 7
- 230000001276 controlling effect Effects 0.000 description 12
- 239000012530 fluid Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/1002—Ball valves
- F04B53/1007—Ball valves having means for guiding the closure member
-
- 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
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/40—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
-
- 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
- B60T15/36—Other control devices or valves characterised by definite functions
-
- 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
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/02—Arrangements of pumps or compressors, or control devices therefor
-
- 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
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/40—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
- B60T8/4031—Pump units characterised by their construction or mounting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/0404—Details or component parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/0404—Details or component parts
- F04B1/0421—Cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Reciprocating Pumps (AREA)
- Regulating Braking Force (AREA)
- Reciprocating Pumps (AREA)
Abstract
The present invention relates to a kind of method for the cylinder of piston pump, hydraulic vehicle brake system and assembling piston pump, be specifically related to the cylinder (1) of the piston pump of a kind of hydraulic vehicle brake system.In order to simplify assembling, the present invention proposes, and the dump valve (9) of described piston pump is configured to molectron, and it can operate as single part, and described dump valve (9) is fixed on the cylinder (1) of described piston pump after it assembles.
Description
Technical field
The present invention relates to there is the cylinder of the piston pump for hydraulic vehicle brake system of feature described in claim 1,8 and 9 preamble, with the hydraulic vehicle brake system of this piston pump and the method for assembling piston pump.In the hydraulic vehicle brake system of anti-slip regulation, piston pump for being transmitted back to main braking cylinder for reducing wheel brake pressure during anti-slip regulation and setting up brake pressure and be used for setting up brake pressure in vehicle outer force braking system by brake fluid from wheel brake cylinder.In the motor vehicle braking system of anti-slip regulation, this piston pump is also referred to as scavenge oil pump.
Background technology
Open source literature DE102010040819A1 discloses a kind of piston pump for hydraulic vehicle brake system, and it is with the tubular cylinder also being understood as cylinder jacket, and piston holds within the tube in the way of being axially movable.Realize input by piston, in the end being arranged in cylinder of piston, entrance valve is installed.The dump valve of known piston pump is externally arranged on the bottom of cylinder.Two valves of known piston pump are the check-valves of the version with spring-loaded ball valve.These valves may be commonly referred to as control valve, and it controls through-flow, the exactly through-flow direction of piston pump.The dump valve of known piston pump has valve casing, accommodates valve and close spring and the spheroid as control volume in this valve casing.This valve cuts out spring makes control volume be pressed against the valve seat of hollow frusto-conical, and this valve seat is formed at the gateway place of the axially extending bore through cylinder bottom portion.Only and only when valve casing is fixed on the cylinder place of piston pump, control volume and valve are closed spring and are just maintained in valve casing, and this makes the assembling of piston pump more difficult.
Summary of the invention
The cylinder with feature described in claim 1 according to the present invention has the control valve through-flow for controlling piston pump, and this control valve is fixed on cylinder.This control valve is configured to molectron, they all parts including controlling valve, especially control volume and also include valve if present and close spring, and is kept together by these parts.Being configured to molectron by controlling valve, this control valve can process after its assembling as single part, this simplify its manipulation, the assembling at the fixing of cylinder place and piston pump.The valve seat controlling valve such as can construct at cylinder place outside controlling valve.Preferably, the control valve being configured to molectron also includes valve seat.Compared with each single part that assembling controls valve, when being arranged on the cylinder of piston pump by control valve, the assembling controlling valve is simplified as the structural scheme of molectron also by it.
The content of dependent claims is expedients scheme and the improvement project of the present invention provided in claim 1.
Claim 3 specifies, cylinder and control valve have Packed connection.This connection can be such as press-fit or threaded.The connection sealed refers to, also makes control valve seal at cylinder place along with control valve is fixed on cylinder place, without independent sealing member, such as sealing ring or sealing material.The connection of this sealing is such as realized by press-fit or is realized by the abutment face of taper and consistent mating surface or the radial flange that clings to when being screwed on mating surface hermetically when threaded.
Preferably, right rather than compulsory, controlling valve is check-valves (claim 4).Such as also contemplated that such as mechanically, dynamo-electric ground, the valve that pneumatically or hydraulically controls, wherein, check-valves also is understood as hydraulically controlling.
Claim 5 specifies, the control valve being fixed on cylinder place is the dump valve of piston pump.Also it is possible that it is for entering valve, piston pump is flow through in this case on the contrary.
The content of claim 6 is as the disc valve or the piston valve that control valve, i.e. its control volume is the control valve of dish type or piston.At this, dish can be regarded as short piston.Described valve has such as in the inlet port at the periphery place of control volume and outlet, and described inlet port and outlet are unlocked when opening valve.The inlet port opened by control volume when opening valve or the cross section of the cross-sectional area of outlet are relevant to stroke, say, that relevant to the distance of control volume and valve seat.In this design of the present invention, the flow resistance controlling valve changes according to the stroke of control volume, controls the restriction that valve is used as to have controlled flow resistance when opening.Thus, the pressure pulse when opening and closing control valve is reduced.
Claim 8 is directed to above-described be fixed with the cylinder controlling valve application in the motor vehicle braking system of hydraulic pressure anti-slip regulation and/or the piston pump of vehicle outer force braking system on it.
The content of claim 9 is the assembling of the piston pump for hydraulic vehicle brake system of the cylinder with the with good grounds present invention, and the control valve of types described above is fixed on this cylinder.According to the present invention, this control valve is assembled into molectron and is subsequently secured on cylinder.
Accompanying drawing explanation
The present invention is explained in detail below according to embodiment illustrated in the accompanying drawings.Wherein:
Fig. 1 illustrate the cylinder with the with good grounds present invention, for the axial sectional view of piston pump of hydraulic vehicle brake system;
Fig. 2 illustrates the transverse sectional view along the piston pump control valve cut open of line II-II in FIG;And
Fig. 3 illustrate according to the present invention for the axial sectional view of the second embodiment controlling valve of piston pump in Fig. 1.
Detailed description of the invention
Fig. 1 illustrates the cylinder 1 of the piston pump of vehicle according to the invention brake fluid system.This cylinder 1 is tubular, and it also is understood as cylinder jacket.The piston 2 of piston pump is to be contained in the way of being axially movable in cylinder 1.This piston 2 stretches out from cylinder 1 and is arranged to do by means of unshowned eccentric the reciprocal driving of axial reciprocating in its end stretched out from cylinder 1.In the end being arranged in cylinder 1 of piston 2, the gateway place entering the axial blind hole 4 that valve 3 is arranged in piston 2 of ball-valve structure form.This entrance valve 3 is spring-loaded check-valves, and it is positioned in valve cage 5.This valve cage 5 is maintained on the side being arranged in cylinder 1 of piston 2 by piston return spring 6.This piston return spring 6 is arranged between the bottom 7 of piston 2 and cylinder 1 in cylinder 1, this piston return spring 6 is supported on the bottom 7 of cylinder 1, and piston 2 is loaded, makes piston 2 come to its end stretched out from cylinder 1 and unshowned eccentric back and forth drives for it.The transverse holes 8 intersected each other that enters through of brake fluid or generally speaking fluid realizes with the same axial blind hole 4 in piston 2 intersected with transverse holes 8.
Cylinder 1 have open end that piston 2 extends therefrom and with cylinder 1 all-in-one-piece processed bottom 7 closing end.Bottom 7 has axial through hole, and the dump valve 9 of piston pump is fixed in this through hole.In shown embodiment, dump valve 9 is similarly the spring-loaded check-valves of ball-valve structure form.It means that control volume 10 is ball.Dump valve 9 has tubular housing 11, forms the spheroid of control volume 10 and the helical compression spring as valve closedown spring 12 is contained in tubular housing 11.Valve cuts out spring 12 and is supported on perforated washer 13 and makes control volume 10 to press against on the valve seat 14 of taper, and valve casing 11 is internally attenuated to the direction of cylinder 1 by this valve seat 14.Perforated washer 13 is maintained in valve casing 11 by retaining ring 15, this retaining ring 15 be inserted in valve casing 11 away from the groove at the gateway place of cylinder.
Valve casing 11 has flange 16 in outside, abuts on the bottom 7 of cylinder 1 flange outer portion.The centre bore that valve casing 11 is passed through in bottom 7 stretches in cylinder 1 a bit of.The major part of valve casing 11 is outwards stretched out from the bottom 7 of cylinder 1.Valve casing 11 is pressed in the centre bore in the bottom 7 of cylinder 1, the flange 16 of valve casing 11 press-fit at bottom 7 place of cylinder 1 and recline and form the connection sealed, and it makes dump valve 9 be fixed on cylinder 1 place and seal valve casing 11 simultaneously at cylinder 1 place.Replacement seal as dump valve 9 with the cylinder 1 of piston pump is connected, for instance it can also be envisaged that with the threadeding of the female thread in the external screw thread at valve casing 11 place and the centre bore in the bottom 7 of cylinder 1, valve casing 11 is screwed into (not shown) in described female thread.In this case, abutted in by the flange 16 of valve casing 11 cylinder 1 bottom 7 outside on realize seal.
According to the present invention, dump valve 9 is configured to such molectron, that is, its all single parts, to close spring 12 with the valve casing 11 of valve seat 14, control volume 10 and valve in particular combined and be assemblied in valve casing 11, thus dump valve 9 can be processed as a single part.Each single part of dump valve 9 is assembled into the molectron forming dump valve 9 and cylinder 1 place that dump valve 9 is fixed on piston pump subsequently.Thereby simplify assembling.
Ball valve is not compulsory as the version of dump valve 9 for the present invention, and dump valve 9 also can have the control volume different from spheroid and it also can be without spring.Equally, although check-valves is preferred for the present invention, but it neither be compulsory.It can also be envisaged that the valve that (such as mechanically, electromagnetically, pneumatically or hydraulically) controls, wherein, check-valves also is understood as the valve of hydraulic control.Also, it is preferred that however optional, be fixed on the dump valve that valve is piston pump at cylinder 1 place.It can also be envisaged that the valve being fixed on cylinder 1 place is arranged to enter into valve (not shown) when the conveying direction making piston pump is reverse.Therefore, entrance valve 3 and dump valve 9 also can briefly be interpreted as controlling the piston pump control valve of piston pump through-flow direction.
As can be found out in transverse sectional view in fig. 2, valve casing 11 has axially in parallel groove 17 and the bridge part 18 of inside.This bridge part 18 axially guides control volume 10, and when when opening dump valve 9, control volume 10 lifts from valve seat 14, groove 17 forms the bypass for circulation control volume 10.
Fig. 3 illustrates the dump valve 9 of replacement, and it is fixed on the cylinder 1 of piston pump as dump valve 9 in FIG.Replacing spheroid, the dump valve 9 that figure 3 illustrates has piston 19 as control volume, and it is closed by a valve spring 12 and loads and come on valve seat 14.That is, dump valve 9 is piston valve.This dump valve 9 is also configured as molectron and installation and is assemblied in valve casing 11, thus also can process as a single part after its assembling.In perisporium, dump valve 9 has hole 20, and this hole is covered by piston 19 when dump valve 9 cuts out, and increasing along with stroke, that is along with piston 19 from the distance of valve seat 14 increase and when opening described hole 20 be unlocked.The size of through-flow opened by piston 19 when opening of hole 20 is relevant to the stroke of piston 19, be that is correlated with from the distance of valve seat 14 with piston 19.Through-flow relevant to stroke of dump valve 9 is used as restriction and reduces the compression shock when opening and closing dump valve 9 when dump valve 9 part is opened.Hole 20 forms the outlet of piston pump, and as in the unshowned structural scheme of valve entering valve, hole 20 can form the inlet port of piston pump.Eliminate the groove on the inner side of valve casing 11 and bridge part in figure 3.
The dump valve 9 drawn in figure 3 is identical with dump valve 9 in FIG in other side, works in an identical manner and is arranged for identical application.In order to avoid repeating, with reference to explanation the supplementing as the explanation to Fig. 3 of Fig. 1.
As described; this piston pump is arranged for motor vehicle braking system and/or vehicle external force (Fremdkraft) brakes of unshowned hydraulic pressure anti-slip regulation; at this; it is used for anti-slip regulation; such as anti-lock protection, Anti-slip regulation regulate and/or driving dynamics regulates, and/or are used for producing brake pressure in the vehicle outer force braking system of hydraulic pressure.In anti-slip regulation, this piston pump is also referred to as scavenge oil pump (even if not being that any situation is all suitable for).Described anti-slip regulation is often used to abbreviation ABS, ASR, FDR and ESP.Driving dynamics regulates and is being also referred to as " centrifugal protection regulates " in word.
Claims (8)
1. the cylinder for the piston pump of hydraulic vehicle brake system, described cylinder has the through-flow control valve (9) for controlling described piston pump, described control valve (9) is fixed on described cylinder (1), described control valve (9) is molectron, it includes all parts (10,11,12,19) of described control valve (9) and is kept together by these parts, thus described control valve can operate as single part
It is characterized in that, described cylinder (1) has the bottom (7) with through hole, and described control valve (9) abuts in bottom (7) place of described cylinder (1).
2. cylinder according to claim 1, it is characterised in that described cylinder (1) and described control valve (9) have Packed connection.
3. cylinder according to claim 1, it is characterised in that described control valve (9) is check-valves.
4. cylinder according to claim 1, it is characterised in that described control valve (9) is the dump valve of described piston pump.
5. cylinder according to claim 1, it is characterized in that, described control valve (9) is disc valve or piston valve and has lateral inlet port or outlet (20), and when opening valve, control volume (19) opens through-flow relevant to stroke of described inlet port or outlet.
6. cylinder according to claim 1, it is characterized in that, described control valve (9) has control volume (10) and surrounds bridge part (18) and the groove (17) of described control volume (10), wherein, described bridge part (18) guides described control volume (10) in stroke of valve, and described groove (17) forms the bypass of control volume (10) described in the circulation when controlling valve (9) and opening.
7. the hydraulic vehicle brake system with piston pump, described piston pump has cylinder (1) and for controlling the through-flow control valve (9) of described piston pump, described control valve (9) is fixed on described cylinder (1), described control valve (9) is molectron, it includes controlling all parts of valve (9) and being kept together by these parts, thus described control valve can operate as single part
It is characterized in that, described cylinder (1) has the bottom (7) with through hole, and described control valve (9) abuts in bottom (7) place of described cylinder (1).
8. the method for assembling the piston pump of hydraulic vehicle brake system, wherein, described piston pump has cylinder (1) and for controlling the through-flow control valve (9) of described piston pump, described control valve (9) is assembled into a molectron and is subsequently secured on described cylinder (1)
It is characterized in that, described cylinder (1) has the bottom (7) with through hole, and described control valve (9) is abutted in bottom (7) place of described cylinder (1).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201210219820 DE102012219820A1 (en) | 2012-10-30 | 2012-10-30 | Cylinder for piston pump of hydraulic vehicle brake system, has control valve, which is designed as assembly, which comprises all sections of control valve and hold all sections together so that it is handled as individual part |
DE102012219820.2 | 2012-10-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103786706A CN103786706A (en) | 2014-05-14 |
CN103786706B true CN103786706B (en) | 2016-07-06 |
Family
ID=50479694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310516265.2A Active CN103786706B (en) | 2012-10-30 | 2013-10-28 | Method for the cylinder of piston pump, hydraulic vehicle brake system and assembling piston pump |
Country Status (3)
Country | Link |
---|---|
KR (1) | KR20140056049A (en) |
CN (1) | CN103786706B (en) |
DE (1) | DE102012219820A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016222576A1 (en) | 2016-11-16 | 2018-05-17 | Robert Bosch Gmbh | Valve assembly, brake system and method of operating a valve assembly |
DE102017216900A1 (en) | 2017-09-25 | 2019-03-28 | Robert Bosch Gmbh | Pressure medium control valve, in particular for controlling a flow direction in a pressure medium circuit and piston pump, in particular for the promotion of a pressure medium in an electronically slip-regulated vehicle brake system |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6193481B1 (en) * | 1997-05-21 | 2001-02-27 | Robert Bosch Gmbh | Piston pump |
DE10118925C1 (en) * | 2001-04-18 | 2003-01-09 | Bosch Gmbh Robert | Piston pump, for conveying liquid, comprises a pump piston positioned so that it moves axially backward and forward in a pump bore in a pump housing, and a filter inserted in the pump piston |
CN101479472A (en) * | 2006-06-27 | 2009-07-08 | 罗伯特.博世有限公司 | Piston pump for a vehicle braking system with a sealing element |
CN102652224A (en) * | 2010-08-23 | 2012-08-29 | 北京京西重工有限公司 | High performance electronic stability control pump assembly |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6837694B2 (en) * | 2001-06-27 | 2005-01-04 | Unisia Jecs Corporation | Hydraulic pump unit with orifice plate for vehicle brake control system |
DE102010040819A1 (en) | 2010-09-15 | 2012-03-15 | Robert Bosch Gmbh | Method for producing a piston pump and piston pump |
-
2012
- 2012-10-30 DE DE201210219820 patent/DE102012219820A1/en active Pending
-
2013
- 2013-10-28 CN CN201310516265.2A patent/CN103786706B/en active Active
- 2013-10-29 KR KR1020130129004A patent/KR20140056049A/en not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6193481B1 (en) * | 1997-05-21 | 2001-02-27 | Robert Bosch Gmbh | Piston pump |
DE10118925C1 (en) * | 2001-04-18 | 2003-01-09 | Bosch Gmbh Robert | Piston pump, for conveying liquid, comprises a pump piston positioned so that it moves axially backward and forward in a pump bore in a pump housing, and a filter inserted in the pump piston |
CN101479472A (en) * | 2006-06-27 | 2009-07-08 | 罗伯特.博世有限公司 | Piston pump for a vehicle braking system with a sealing element |
CN102652224A (en) * | 2010-08-23 | 2012-08-29 | 北京京西重工有限公司 | High performance electronic stability control pump assembly |
Also Published As
Publication number | Publication date |
---|---|
DE102012219820A1 (en) | 2014-04-30 |
CN103786706A (en) | 2014-05-14 |
KR20140056049A (en) | 2014-05-09 |
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