CN104334841B - 具有轴向压力介质流入口的阀单元 - Google Patents

具有轴向压力介质流入口的阀单元 Download PDF

Info

Publication number
CN104334841B
CN104334841B CN201380029348.7A CN201380029348A CN104334841B CN 104334841 B CN104334841 B CN 104334841B CN 201380029348 A CN201380029348 A CN 201380029348A CN 104334841 B CN104334841 B CN 104334841B
Authority
CN
China
Prior art keywords
spring
valve components
spring support
support
valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201380029348.7A
Other languages
English (en)
Other versions
CN104334841A (zh
Inventor
克里斯托弗·罗斯
亚历山大·贝克尔
约瑟夫·格罗舍尔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Publication of CN104334841A publication Critical patent/CN104334841A/zh
Application granted granted Critical
Publication of CN104334841B publication Critical patent/CN104334841B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00Check valves
    • F16K15/02Check valves with guided rigid valve members
    • F16K15/06Check valves with guided rigid valve members with guided stems
    • F16K15/063Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
    • F16K15/066Check valves with guided rigid valve members with guided stems the valve being loaded by a spring with a plurality of valve members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/34Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00Check valves
    • F16K15/02Check valves with guided rigid valve members
    • F16K15/06Check valves with guided rigid valve members with guided stems
    • F16K15/063Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/34Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • F01L1/3442Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/34423Details relating to the hydraulic feeding circuit
    • F01L2001/34426Oil control valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/34Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • F01L1/3442Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/34423Details relating to the hydraulic feeding circuit
    • F01L2001/34436Features or method for avoiding malfunction due to foreign matters in oil
    • F01L2001/3444Oil filters
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/7722Line condition change responsive valves
    • Y10T137/7837Direct response valves [i.e., check valve type]
    • Y10T137/7838Plural
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/7722Line condition change responsive valves
    • Y10T137/7837Direct response valves [i.e., check valve type]
    • Y10T137/7904Reciprocating valves
    • Y10T137/7922Spring biased

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)
  • Valve Device For Special Equipments (AREA)

Abstract

一种用于液压控制装置的阀元件,尤其是用于在机动车的内燃机或变速器上的控制阀的阀套(1)或阀壳体,其中,阀元件具有能移动的控制活塞(2),该控制活塞在一侧借助弹簧(3)来加载,该弹簧支撑在固定在阀元件上的弹簧支承件(4)上,其中,弹簧支承件(4)具有至少一个开口(7),该开口与压力介质线路形成连接,并且其中,压力介质线路构造为压力介质流入线路,并且在弹簧支承件(4)的开口(7)上布置有轴向过滤器(8),并且/或者弹簧支承件(4)上的开口(7)配设有止回阀(9)。

Description

具有轴向压力介质流入口的阀单元
技术领域
用于液压控制装置的阀元件,尤其是用于机动车的内燃机或变速器上的控制阀的阀套或阀壳体,其中,阀元件具有能移动的控制活塞,该控制活塞在一侧借助弹簧来加载,该弹簧支撑在固定在阀元件上的弹簧支承件上,其中,弹簧支承件具有至少一个与压力介质线路形成连接的开口。
背景技术
这种构造为阀套的阀元件由DE 10 2007 058 491 A1公知。阀元件是用于可变地调节往复式活塞内燃机的换气阀的配气相位的控制阀的组成部分。阀元件拧入在端部上空心构造的凸轮轴中,并且与控制活塞相结合来控制压力介质流入口、通向凸轮轴调节单元的控制线路和通过弹簧支承件中的开口与压力介质线路形成连接的压力介质流出口。
存在的问题是,污物颗粒会侵入到控制装置或者阀单元中,并且阻碍或锁止阀活塞在阀套中的运动。
此外还存在的问题是,压力介质可能会意外地从控制装置或者阀单元向回流,或者线路和凸轮轴调节器中的调节室的空转导致对内燃机的凸轮轴调节器的意外的调节或对变速器的其他形式的调节。
发明内容
因此,本发明的任务是,改进针对不同用途的控制阀的阀元件,尤其是阀套或阀壳体,从而消除阀元件、控制活塞或整个阀单元的污染和/或压力介质的空转,其中,这应当利用简单且廉价的机构来实现。
本发明的任务以如下方式来解决,即,将压力介质线路构造为压力介质流入线路,并且在弹簧支承件的开口上布置轴向过滤器。
替选或附加地,在弹簧支承件上的开口可以配设有止回阀。
因为阀元件或者阀单元的该设计方案并不依赖于安装位置,所以该设计方案可以应用在液压控制装置的任意的阀单元中。
要明确指出的是,阀元件并不必须是特定的构件,例如阀套,而且也可以是阀壳体。这也是因为,如还要进一步实施的那样,轴向过滤器和止回阀布置在阀套或者阀壳体的内直径内,并且因此仅与阀套、阀壳体或相应的构件上存在的内孔相对应。
如果阀元件实施为阀套,那么该阀套可以设置为中心螺栓或配设有在外部施加在套上的螺纹,并且与凸轮轴上的相应的内螺纹对应并固定另一构件。
在本发明的另外的设计方案中提出,将弹簧支承件与轴向过滤器和/或止回阀实施为结构单元,其中,弹簧支承件可以实施为整合了滤网和/或止回阀的塑料注塑件。由此,得到了简单且廉价的设计方案。弹簧支承件由此可以是能弹性挠曲的,从而在弹簧支承件上可以设置有凸出部或凸起部,其与阀元件的内壁上的凹部或槽相对应。由此,弹簧支承件可以压入孔中,直到弹簧支承件锚定在凹部或槽中。
与控制活塞相对应的弹簧可以例如经由内凸起部直接固定在弹簧支承件上。但弹簧支承件也可以具有支撑板,该支撑板其本身支撑在弹簧支承件上,或者紧固、尤其是通过注塑包封紧固在弹簧支承件上。
止回阀优选具有带节流开口()的垫片和能运动地铰接的止回板,该止回板的阀盖超过阀开口。垫片和止回板也可以支撑在弹簧支承件上,或者紧固、尤其是再次通过注塑包封紧固在弹簧支承件上。
通过根据本发明的建议得到了一方面用作弹簧支承件,但另一方面也用作轴向过滤器和/或止回阀的弹簧支承件,其附加地具有支撑板,其中,尤其是通过制造为注塑包封单元而形成整合的构件。沿着压力介质的流动方向上来看,在此首先装有轴向过滤器,随后装有止回阀,接着装有支撑板。
附图说明
为了进一步阐述本发明,参考了其中简化地示出本发明的实施例的附图。
其中:
图1示出穿过阀套和控制活塞的局部截面,其中,在左边的和右边的半截面中具有弹簧支承件的不同的设计方案,
图2示出根据图1的局部截面,其中,具有不同地构造的弹簧支承件和整合地紧固的轴向过滤器、止回阀和支撑板,
图3示出根据图2的局部截面,其中,具有打开的止回阀,
图4示出止回阀的俯视图,并且
图5示出根据图2的局部截面,其中,具有单独安装的支撑板。
具体实施方式
在图1至图5中总的来说详细示出了用1标记的阀套,控制活塞2布置在该阀套中并且能轴向移动地构造。控制活塞2与支撑在弹簧支承件4上的弹簧3形成作用连接(Wirkverbindung)。弹簧支承件4具有凸起部5,该凸起部与阀套1的内壁上的槽6相对应,并且因此确保了在阀套1中的牢固的保持。弹簧支承件4由弹性材料,尤其是塑料制成,其优选根据注塑包封法来制造。由此,弹簧支承件4可以移入并卡入阀套1的中心开口中,从而能够实现简单装配并且得到弹簧支承件4在阀套1中很好的固定。
根据图1,在弹簧支承件4的开口7中安装有轴向过滤器8,该轴向过滤器防止污物颗粒侵入到控制活塞/阀套的区域中。在此,滤网在注塑过程中整合到塑料弹簧支承件中。
在图2中,除了轴向过滤器8以外还安装有止回阀9,该止回阀具有垫片10和止回板11,并且同样整合到由塑料制成的弹簧支承件4中。跟着止回阀9地设置有具有中心开口的支撑板12,弹簧3支撑在支撑板上。支撑板12同样整合到弹簧支承件4中。因此,得到了由弹簧支承件4、轴向过滤器8、止回阀9和支撑板12组成的单元。
此外,由图3可知,支撑板12用作用于止回板11的阀盖13的止挡。
由图4可知,止回板11的阀盖13经由板条以能运动的方式铰接,其中,板条可以紧固在垫片10上,或者独立地整合在弹簧支承件4中。
与图2和图3的设计方案不同,支撑板12根据图5实施为分离的构件,并且安装到弹簧支承件4中。支撑板12支撑在止回阀9上,该止回阀整合到弹簧支承件4中并由此提供了牢固的支持。
附图标记列表
1 阀套
2 控制活塞
3 弹簧
4 弹簧支承件
5 凸起部
6 槽
7 开口
8 轴向过滤器
9 止回阀
10 垫片
11 止回板
12 支撑板
13 阀盖

Claims (16)

1.一种用于液压控制装置的阀元件,其中,所述阀元件具有能移动的控制活塞(2),所述控制活塞在一侧借助弹簧(3)来加载,所述弹簧支撑在固定在所述阀元件上的弹簧支承件(4)上,其中,所述弹簧支承件(4)具有至少一个开口(7),所述开口与压力介质线路形成连接,其特征在于,所述压力介质线路构造为压力介质流入线路,并且在所述弹簧支承件(4)的开口(7)上布置有轴向过滤器(8),其中,所述弹簧支承件(4)与所述轴向过滤器(8)实施为结构单元,与所述阀元件分立的所述结构单元借助所述弹簧支承件(4)布置在所述阀元件的内直径内并且与所述阀元件的内孔相对应,其中,所述弹簧支承件(4)是能弹性挠曲的并且在外周边上具有至少一个凸起部(5),并且所述至少一个凸起部能与在所述阀元件的内周边上的槽(6)接触,从而使得所述弹簧支承件(4)能压入所述内孔中,直到所述弹簧支承件(4)在所述槽(6)中锚定。
2.根据权利要求1所述的阀元件,其特征在于,所述阀元件是用于在机动车的内燃机或变速器上的控制阀的阀套(1)或阀壳体。
3.根据权利要求1或2所述的阀元件,其特征在于,所述弹簧支承件(4)实施为整合了滤网以构成轴向过滤器(8)的塑料注塑件。
4.根据权利要求1或2所述的阀元件,其特征在于,所述弹簧支承件(4)具有与所述弹簧(3)形成连接的支撑板(12),所述支撑板支撑在所述弹簧支承件(4)上。
5.根据权利要求1或2所述的阀元件,其特征在于,所述弹簧支承件(4)具有与所述弹簧(3)形成连接的支撑板(12),所述支撑板牢固地整合在所述弹簧支承件(4)上。
6.根据权利要求1或2所述的阀元件,其特征在于,所述弹簧支承件(4)具有与所述弹簧(3)形成连接的支撑板(12),所述支撑板通过注塑包封牢固地整合在所述弹簧支承件(4)上。
7.一种用于液压控制装置的阀元件,其中,所述阀元件具有能移动的控制活塞(2),所述控制活塞在一侧借助弹簧(3)来加载,所述弹簧支撑在固定在所述阀元件上的弹簧支承件(4)上,其中,所述弹簧支承件(4)具有至少一个开口(7),所述开口与压力介质线路形成连接,其特征在于,所述弹簧支承件(4)上的开口(7)配设有止回阀(9),其中,所述弹簧支承件(4)与所述止回阀(9)实施为结构单元,与所述阀元件分立的所述结构单元借助所述弹簧支承件(4)布置在所述阀元件的内直径内并且与所述阀元件的内孔相对应,其中,所述弹簧支承件(4)是能弹性挠曲的并且在外周边上具有至少一个凸起部(5),并且所述至少一个凸起部能与在所述阀元件的内周边上的槽(6)接触,从而使得所述弹簧支承件(4)能压入所述内孔中,直到所述弹簧支承件(4)在所述槽(6)中锚定。
8.根据权利要求7所述的阀元件,其特征在于,所述阀元件是用于在机动车的内燃机或变速器上的控制阀的阀套(1)或阀壳体。
9.根据权利要求7或8所述的阀元件,其特征在于,所述弹簧支承件(4)实施为整合了滤网和/或止回阀(9)的塑料注塑件。
10.根据权利要求7或8所述的阀元件,其特征在于,所述弹簧支承件(4)具有与所述弹簧(3)形成连接的支撑板(12),所述支撑板支撑在所述弹簧支承件(4)上。
11.根据权利要求7或8所述的阀元件,其特征在于,所述弹簧支承件(4)具有与所述弹簧(3)形成连接的支撑板(12),所述支撑板牢固地整合在所述弹簧支承件(4)上。
12.根据权利要求7或8所述的阀元件,其特征在于,所述弹簧支承件(4)具有与所述弹簧(3)形成连接的支撑板(12),所述支撑板通过注塑包封牢固地整合在所述弹簧支承件(4)上。
13.根据权利要求7或8所述的阀元件,其特征在于,所述止回阀(9)具有垫片(10)和能运动地铰接的止回板(11),所述垫片具有节流开口,所述止回板的阀盖(13)超过所述节流开口。
14.根据权利要求13所述的阀元件,其特征在于,所述垫片(10)和所述止回板(11)紧固在所述弹簧支承件(4)上。
15.根据权利要求13所述的阀元件,其特征在于,所述垫片(10)和所述止回板(11)通过注塑包封紧固在所述弹簧支承件(4)上。
16.根据权利要求7或8所述的阀元件,其特征在于,所述弹簧支承件(4)还实施为具有轴向过滤器(8)的结构单元,并且所述弹簧支承件(4)具有与所述弹簧(3)形成连接的支撑板(12),所述支撑板支撑在所述弹簧支承件(4)上或牢固地整合在所述弹簧支承件(4)上,其中,在压力介质的流动方向上来看,首先装有所述轴向过滤器(8),随后装有所述止回阀(9),接着装有所述支撑板(12)。
CN201380029348.7A 2012-06-13 2013-04-04 具有轴向压力介质流入口的阀单元 Expired - Fee Related CN104334841B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102012209859A DE102012209859A1 (de) 2012-06-13 2012-06-13 Ventileinheit mit axialem Druckmittelzufluss
DE102012209859.3 2012-06-13
PCT/EP2013/057056 WO2013185943A1 (de) 2012-06-13 2013-04-04 Ventileinheit mit axialem druckmittelzufluss

Publications (2)

Publication Number Publication Date
CN104334841A CN104334841A (zh) 2015-02-04
CN104334841B true CN104334841B (zh) 2018-05-22

Family

ID=48227178

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380029348.7A Expired - Fee Related CN104334841B (zh) 2012-06-13 2013-04-04 具有轴向压力介质流入口的阀单元

Country Status (4)

Country Link
US (1) US9719605B2 (zh)
CN (1) CN104334841B (zh)
DE (1) DE102012209859A1 (zh)
WO (1) WO2013185943A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5967137B2 (ja) * 2013-07-31 2016-08-10 株式会社デンソー バルブタイミング調整装置
DE102014102617A1 (de) * 2014-02-27 2015-08-27 Hilite Germany Gmbh Hydraulikventil für einen Schwenkmotorversteller einer Nockenwelle
CN105464735B (zh) * 2014-08-27 2019-09-10 舍弗勒技术股份两合公司 端部供油的机油控制阀及其组装方法
CN105781653B (zh) * 2016-03-31 2018-10-09 杰锋汽车动力系统股份有限公司 一种连续可变气门正时系统用中置阀
CN112682122B (zh) 2016-10-06 2022-09-09 博格华纳公司 用于可变凸轮正时系统的双瓣阀
US11111827B2 (en) 2016-10-06 2021-09-07 Borgwarner, Inc. Double flapper valve for a variable cam timing system
CN110360337A (zh) * 2019-08-12 2019-10-22 绵阳富临精工机械股份有限公司 一种自适应调节控制阀

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6871621B2 (en) 2003-05-12 2005-03-29 Hydraulik-Ring Gmbh Camshaft adjuster for internal combustion engines of motor vehicles
WO2006127347A1 (en) 2005-05-23 2006-11-30 Borgwarner Inc Integrated check valve
DE102005052481A1 (de) * 2005-11-03 2007-05-24 Schaeffler Kg Steuerventil für eine Vorrichtung zur variablen Einstellung der Steuerzeiten von Gaswechselventilen einer Brennkraftmaschine
DE102007058491A1 (de) 2007-12-05 2009-06-10 Schaeffler Kg Vorrichtung zur variablen Einstellung der Steuerzeiten von Gaswechselventilen einer Brennkraftmaschine
WO2010066551A1 (en) * 2008-12-10 2010-06-17 Schaeffler Technologies Gmbh & Co. Kg Control valve for a device for variably adjusting the control times of gas-exchange valves of an internal combustion engine
DE102009024482A1 (de) 2009-06-10 2010-12-16 Schwäbische Hüttenwerke Automotive GmbH Nockenwellen-Phasensteller mit Druckspeicher
DE102009039384A1 (de) 2009-08-29 2011-03-03 Schaeffler Technologies Gmbh & Co. Kg Steuerventil
DE102010026853B4 (de) 2010-07-12 2024-05-02 Schaeffler Technologies AG & Co. KG Steuerventil zur Steuerung von Druckmittelströmen eines Nockenwellenverstellers
DE102010032251A1 (de) * 2010-07-26 2012-01-26 Schaeffler Technologies Gmbh & Co. Kg Rückschlagventil sowie hydraulisches Ventil mit einem eingebauten Rückschlagventil
DE102011084059B4 (de) 2011-10-05 2016-12-08 Schwäbische Hüttenwerke Automotive GmbH Steuerventil mit integriertem Filter und Nockenwellen-Phasensteller mit dem Steuerventil

Also Published As

Publication number Publication date
US20150184765A1 (en) 2015-07-02
US9719605B2 (en) 2017-08-01
CN104334841A (zh) 2015-02-04
WO2013185943A1 (de) 2013-12-19
DE102012209859A1 (de) 2013-12-19

Similar Documents

Publication Publication Date Title
CN104334841B (zh) 具有轴向压力介质流入口的阀单元
US8733308B2 (en) Hydraulically actuated camshaft adjusting device
CN103328798B (zh) 具有集成气门系的气缸盖罩模块
US7900612B2 (en) Valve and cylinder head cover for crankcase ventilation of an internal combustion engine
US7827967B2 (en) Low noise fuel pump with variable pressure regulation
US7913676B2 (en) Internal combustion engine
CN103038554A (zh) 止回阀以及具有内置的止回阀的液压阀
US20060185948A1 (en) Damping valve
CN103228876A (zh) 结合有发动机气门致动系统或发动机制动器的摇臂轴底座
CN104053896B (zh) 紧凑燃料压力调节器
EP2267282B1 (de) Nockenwellen-Phasensteller mit multifunktionalem Gehäusedeckel
CN103282657A (zh) 逆止阀以及采用该逆止阀的可变容量型压缩机
CN102859129B (zh) 用于凸轮轴移调系统的蓄压器系统
JP2006522255A (ja) ピストンポンプ
CN104879339A (zh) 用于凸轮轴的回转马达调整器的液压阀
EP2129881A1 (de) Hubkolbenbrennkraftmaschine mit motorbremseinrichtung
US7172057B2 (en) Vibration damper with amplitude-dependent damping force
US11149659B2 (en) Self-contained compression brake control module for compression-release brake system of an internal combustion engine
GB2483331A (en) Piston pump with throttle and damping elements
JP4333796B2 (ja) 燃料噴射ポンプ
US8931603B2 (en) Damper
CA2410728A1 (en) Hydraulic damping device
KR102463193B1 (ko) 퍼지 제어 솔레노이드 밸브
KR101517792B1 (ko) Cda 엔진용 배기 소음장치
CA2486223A1 (en) Manifold assembly for reciprocating pump

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180522

CF01 Termination of patent right due to non-payment of annual fee