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1. 发明申请

WO2012095767A2 DIFFERENTIAL MASTER CYLINDER, BRAKING SYSTEM COMPRISING THE CYLINDER AND METHOD OF DRIVING A USER DEVICE BY MEANS OF THE CYLINDER 审中-公开
标题翻译：差动主缸，包括缸体的制动系统以及通过缸体驱动用户装置的方法
公开(公告)号：WO2012095767A2
公开(公告)日：2012-07-19
申请号：PCT/IB2012/050061
申请日：2012-01-05
申请人： VHIT S.P.A. , CADEDDU, Leonardo , ALBERTI, Luigi
发明人： CADEDDU, Leonardo , ALBERTI, Luigi
IPC分类号： B60T11/224 , B60T15/38
CPC分类号： B60T15/38 , B60T11/224
摘要： A differential master cylinder includes a hollow primary piston (12) and a hollow secondary piston (13) with different diameters, which are open at least at one end and are mutually associated in telescopic manner so that the primary piston (12) slides on the secondary piston (13), which is stationary, and so that their internal cavities communicate with each other to form a single chamber (15) connected to a user device. The pistons (12, 13) also define, with internal surfaces of a bore (11) housing both pistons, at least one external annular chamber (16) cooperating with the internal chamber during an initial phase of the operation. The invention also relates to a braking system for a motor vehicle comprising the differential master cylinder and to a method of driving a user device with fluid under pressure by means of the cylinder.
摘要翻译：差速主缸包括具有不同直径的中空主活塞（12）和中空副活塞（13），所述主活塞（12）和中空副活塞（13）至少在一端开口并且以伸缩方式相互关联，主活塞（12）在固定的副活塞（13）上滑动，并且使得它们的内腔彼此连通以形成连接到用户装置的单个腔室（15）。活塞（12,13）还在容纳两个活塞的孔（11）的内表面限定至少一个外部环形腔室（16），该外部环形腔室在操作的初始阶段期间与内部腔室配合。本发明还涉及一种用于机动车辆的制动系统，该制动系统包括差速主缸并且涉及利用缸体在压力下驱动用户装置的方法。

2. 发明申请

WO2006103049A1 A TWO MASTER CYLINDER BRAKING SYSTEM FOR A VEHICLE HAVING A SAFETY FUNCTION 审中-公开
标题翻译：用于具有安全功能的车辆的两个主缸制动系统
公开(公告)号：WO2006103049A1
公开(公告)日：2006-10-05
申请号：PCT/EP2006/002818
申请日：2006-03-20
申请人： VHIT S.P.A. , CADEDDU, Leonardo , ALBERTI, Luigi
发明人： CADEDDU, Leonardo , ALBERTI, Luigi
IPC分类号： B60T11/21 , B62D11/08 , B60T17/18
CPC分类号： B60T11/20 , B60T17/18
摘要： A braking system for a vehicle having two pairs of wheels (RAS, RAD ; RPS ,RPD) , comprising two master cylinders (CTS/CTD) operating as pumps, wherein each master cylinder is (CTS, CTD) operated by its own brake pedal (PS, PD) and controls the braking on one rear wheel (RPS, RPD) , as well as on the front wheels (RAS, RAD) through a valve (VD) for the disconnection of the front vehicle braking, and wherein each master cylinder is of the tandem type comprising two sections (CTS1, CTS2 ; CTD1, CTD2) , the first section (CTS1, CTD1) controlling the braking of the front wheels (RAS, RAD) through the valve (VD) for disconnection of the front vehicle braking, whereas the second section (CTS2,CTD2) of the master cylinder controls the braking of that rear wheel (RPS or RPD) , being a part of the pair of rear wheels, which is associated with said master cylinder, the first sections (CTS1, CTD1) of both master cylinders being supplied by a first oil reservoir (S1) and the second sections (CTS2,CTD2) of both master cylinders being supplied by a second oil reservoir (S2) at least partially independent from the first oil reservoir (S1) .
摘要翻译：一种用于具有两对车轮（RAS，RAD; RPS，RPD）的车辆的制动系统，包括作为泵操作的两个主缸（CTS / CTD），其中每个主缸是（CTS，CTD）由其自己的制动踏板（PS，PD），并且通过用于断开前车辆制动的阀（VD）来控制一个后轮（RPS，RPD）以及前轮（RAS，RAD）上的制动，并且其中每个主气缸是串联式的，包括两个部分（CTS1，CTS2; CTD1，CTD2），第一部分（CTS1，CTD1）通过阀（VD）控制前轮（RAS，RAD）的制动，以断开前部而主缸的第二部分（CTS2，CTD2）控制作为与所述主缸相关的一对后轮的一部分的后轮（RPS或RPD）的制动，第一部分（CTS1，CTD1）由第一储油器（S1）和第二部分（CTS2，两个主缸的CTD2）由至少部分地独立于第一储油器（S1）的第二储油器（S2）供应。

3. 发明申请

WO2011010245A1 MASTER CYLINDER ASSEMBLY FOR BALANCING BRAKING SYSTEMS OF AN AGRICULTURAL VEHICLE 审中-公开
标题翻译：农用车辆平衡制动系统主缸组件
公开(公告)号：WO2011010245A1
公开(公告)日：2011-01-27
申请号：PCT/IB2010/053199
申请日：2010-07-13
申请人： VHIT S.P.A. , ALBERTI, Luigi , CADEDDU, Leonardo
发明人： ALBERTI, Luigi , CADEDDU, Leonardo
IPC分类号： B60T11/21 , B62D11/08
CPC分类号： B60T11/101 , B60T11/21 , B62D11/08
摘要： The invention concerns a master cylinder assembly(10, 110) for balancing the braking of a couple of wheels (LBW, RBW) of a vehicle. Each master cylinder (12) has a hollow body (14), a piston (15) and a chamber (16) suitable for containing a fluid having a primary control pressure depending on a driving force applied on the piston (15) and intended to be transmitted to a utilising device (LBB, RBB). The assembly further includes a balancing duct (58) into which the chambers (16) come out, and a plurality of normally closed balancing valves (60). Each balancing valve (60) is located between the balancing duct (58) and a respective chamber (16) and has a shutter (62) which is mechanically unconstrained to the primary piston (15) defining the primary chamber (16) to which said primary balancing valve (60) is associated, and which is operable for opening in a manner fluid-controlled by the primary control pressure taken by the fluid contained in the primary chamber (16) to which said balancing valve (60) is associated.
摘要翻译：本发明涉及一种用于平衡车辆的一对车轮（LBW，RBW）的制动的主缸组件（10,110）。每个主缸（12）具有中空体（14），活塞（15）和室（16），适于容纳根据施加在活塞（15）上的驱动力的主控制压力的流体，被传送到利用装置（LBB，RBB）。组件还包括平衡管道（58），腔室（16）从中排出，以及多个常闭平衡阀（60）。每个平衡阀（60）位于平衡管道（58）和相应的室（16）之间，并且具有机械地不限制于限定主室（16）的主活塞（15）的活门（62），所述主室主平衡阀60相关联，并且其可操作地以由与所述平衡阀（60）相关联的主室（16）中包含的流体所采取的初级控制压力流体控制的方式打开。

4. 发明申请

WO2012095766A2 MASTER CYLINDER, METHOD FOR DRIVING A DEVICE BY MEANS OF THE CYLINDER AND BALANCING DEVICE FOR A SET OF MASTER CYLINDERS 审中-公开
标题翻译：主缸，用于通过气缸和平衡装置驱动装置的方法，用于一组主缸
公开(公告)号：WO2012095766A2
公开(公告)日：2012-07-19
申请号：PCT/IB2012/050060
申请日：2012-01-05
申请人： VHIT S.P.A. , CADEDDU, Leonardo , ALBERTI, Luigi
发明人： CADEDDU, Leonardo , ALBERTI, Luigi
IPC分类号： B60T15/38 , B60T11/224
CPC分类号： B60T15/38 , B60T11/224
摘要： A differential master cylinder includes a hollow primary piston (12) and a hollow secondary piston (13) with different diameters, which are open at least at one end and are mutually associated in telescopic manner so that the primary piston (12) slides on the secondary piston (13), which is stationary, and so that the pistons (12, 13) define, with the internal surface of a bore (11) housing both pistons, at least one external annular chamber (16) connected to a user device. The invention also relates to a method of driving a user device with pressurised fluid by means of the cylinder and to a balancing device for a set of master cylinders.
摘要翻译：差速主缸包括具有不同直径的中空主活塞（12）和中空次级活塞（13），其至少在一端开放并且以伸缩方式相互关联，使得主活塞（12）在第二活塞（13），其是静止的，并且使得活塞（12,13）限定出容纳两个活塞的孔（11）的内表面，连接到使用者装置的至少一个外部环形室（16）。本发明还涉及一种利用气缸驱动具有加压流体的用户装置和用于一组主缸的平衡装置的方法。

5. 发明申请

WO2007131758A1 A VALVE FOR DISCONNECTING THE FRONT BRAKING AND/OR THE TRAILER BRAKING, FOR A FARM TRACTOR OR A SIMILAR VEHICLE 审中-公开
标题翻译：用于断开前制动器和/或拖拉机制动器，用于农用拖拉机或类似车辆的阀门
公开(公告)号：WO2007131758A1
公开(公告)日：2007-11-22
申请号：PCT/EP2007/004267
申请日：2007-05-10
申请人： VHIT S.P.A. , CADEDDU, Leonardo , ALBERTI, Luigi
发明人： CADEDDU, Leonardo , ALBERTI, Luigi
IPC分类号： B60T11/21
CPC分类号： B60T11/21 , B60T13/245 , B60T17/221
摘要： A valve (VD) intended to disconnect, in specific circumstances, the braking of the front wheels (RAS1RAD), and/or of a trailer (RI) whose braking system is connected through a trailer braking valve (VFR), for the braking system of a farm tractor or similar vehicle which comprises two master cylinders (CMS1CMD), operated by two separate braking pedals (PS1PD), directly controlling the braking of the rear wheels (RPS1RPD), and controlling the braking of the front wheels (RAS1RAD) and/or the braking device of the trailer (RI) through the disconnection valve (VD). The disconnection valve (VD) includes a body (21 ), a first (25) and a second (24) inlet connections connected to the two master cylinders, and a delivery connection (29) connected to a braking circuit of the front wheels and/or to the trailer brake valve. The valve body (21 ) has a bore (38) wherein is installed one movable piston (23) subjected to the action of the pressure applied to the first inlet connection (25), the body (21 ) comprises a normally closed interception valve (26) closing a communication between the second inlet connection (24) and the delivery connection (29), and the movable piston (23) has a member (28) which opens the interception valve (26.) when the movable piston is displaced by the pressure applied to the first inlet connection (25), then allowing communication between the second inlet connection (24) and the delivery connection (29).
摘要翻译：在特定情况下，意图在制动系统中通过拖车制动阀（VFR）将前轮（RAS1RAD）和/或制动系统连接的拖车（RI）断开的阀（VD）的农用拖拉机或类似车辆，其包括由两个单独的制动踏板（PS1PD）操作的两个主缸（CMS1CMD），直接控制后轮（RPS1RPD）的制动，并控制前轮（RAS1RAD）和 /或通过断路阀（VD）的拖车（RI）的制动装置。断开阀（VD）包括主体（21），连接到两个主缸的第一（25）和第二（24）入口连接器，以及连接到前轮的制动回路的输送连接件（29）和 /或拖车制动阀。阀体（21）具有孔（38），其中安装有受到施加到第一入口连接（25）的压力作用的一个可移动活塞（23），主体（21）包括常闭截止阀 26）关闭第二入口连接件（24）和输送连接件（29）之间的连通，并且可移动活塞（23）具有一个构件（28），当可移动活塞被移动时施加到第一入口连接件（25）的压力，然后允许第二入口连接件（24）和输送连接件（29）之间的连通。

6. 发明申请

WO2012164466A1 ROTARY VACUUM PUMP, IN PARTICULAR FOR MOTOR VEHICLES, AND RELATED CONTROL METHOD 审中-公开
标题翻译：旋转真空泵，特别是电动车辆，以及相关控制方法
公开(公告)号：WO2012164466A1
公开(公告)日：2012-12-06
申请号：PCT/IB2012/052636
申请日：2012-05-25
申请人： VHIT S.P.A. , CROTTI, Antonio , STAGNOLI, Luca , CADEDDU, Leonardo
发明人： CROTTI, Antonio , STAGNOLI, Luca , CADEDDU, Leonardo
IPC分类号： B60T17/02 , F04C29/00 , F16D1/05 , F04C28/06 , F04C14/06
CPC分类号： B60T17/02 , F04C18/344 , F04C25/02 , F04C28/06 , F04C29/0071 , F16D41/088
摘要： A rotary vacuum pump has a control unit including coupling elements (16), located between the rotor (12) of the pump and a driving member (13) rotating with the motor operating the pump, and preloading elements (17) for the coupling elements, associated with a common actuating member (21). The common actuating member (21) is arranged, in periods in which the motor rotates in a working direction of the pump, to cause or to allow the sliding of the preloading elements (17) relative to the coupling elements (16), so as to couple or decouple the driving member and the rotor, and hence to turn on or off the pump. A method of controlling the pump is also provided.
摘要翻译：旋转式真空泵具有控制单元，该控制单元包括位于泵的转子（12）之间的耦合元件（16）和与操作泵的马达一起旋转的驱动构件（13）和用于联接元件的预加载元件（17），与公共致动构件（21）相关联。公共致动构件（21）布置成在电动机沿泵的工作方向旋转的周期中使得预加载元件（17）相对于联接元件（16）滑动，从而以将驱动构件和转子联接或解耦，并因此打开或关闭泵。还提供了一种控制泵的方法。

7. 发明申请

WO2009077190A3 A VALVE FOR THE BRAKING BALANCEMENT, FOR A FARM TRACTOR OR A SIMILAR VEHICLE 审中-公开
公开(公告)号：WO2009077190A3
公开(公告)日：2009-06-25
申请号：PCT/EP2008/010839
申请日：2008-12-12
申请人： VHIT S.P.A. , CADEDDU, Leonardo
发明人： CADEDDU, Leonardo
IPC分类号： B60T11/21 , B60T11/20 , B60T11/236
摘要： A valve (V) for balancing the braking system of a vehicle equipped with two separated master cylinders (1) for the independent braking of the wheels situated at the two sides of the vehicle, this balancing valve (V) comprising two ring packings (9-10, 11) which cooperate with the intake (8) of a transfer channel (7) connecting both master cylinders (1), wherein at least one (11) of the packings of the balancing valve (V) is housed within a containment space (12-13) suitable for allowing, in elastic conditions, a displacement of this packing (11) that increases in noticeable manner the volume of the space which is located on the packing side communicating with the transfer channel (7). This packing (11) may per se have a substantially usual shape, and the possibility of its displacement as a consequence of an elastic deformation of the packing (11) may be entrusted entirely to the shape of the space (12-13) wherein the packing is housed, or even, the possibility of an elastic displacement of the packing (11) as a consequence of its deformation can be entirely entrusted to a special shape of the packing (11) itself. An elastic means (M) brings again the packing (11) to its normal configuration when ceases the cause of its displacement.

8. 发明申请

WO2006010528A1 COUPLING 审中-公开
标题翻译：耦合
公开(公告)号：WO2006010528A1
公开(公告)日：2006-02-02
申请号：PCT/EP2005/007845
申请日：2005-07-19
申请人： VHIT S.p.A. , CADEDDU, Leonardo
发明人： CADEDDU, Leonardo
IPC分类号： F16D31/06
CPC分类号： F04C28/06 , F04C2/344 , F04C2220/10 , F16D31/06
摘要： A device for controlling the activation of an apparatus (R-S) by a motor means (M) , intended to be inserted between, the operation output of the motor means (M) and the operation input of the apparatus (R.S) whose activation is to be controlled. The device is composed by: - a blade pump comprising a rotor (1), at least one blade (4) carried by this rotor (1) and a rotary body (3) forming a pumping chamber (12), this pumping chamber (12) being missing an outlet (except the losses of sealing), and one of the component parts, among the rotor (1) and the rotary body (3), being connected to the operation output of the motor means (M), whilst the other of these component parts (1,3) is connected to the operation input of the apparatus (R-S) to be controlled; - and a supply means (V) intended to supply a liquid to the pumping chamber (12), this supply means being suitable for being put in a first condition in which it supplies liquid to the pumping chamber (12) and in a second condition in which it does not supply liquid to the pumping chamber (12), as a consequence of the verification of the need, or respectively of the not need, to activate the controlled apparatus (R-S).
摘要翻译：一种用于通过电动机装置（M）控制装置（RS）的启动的装置，其用于插入到电动机装置（M）的操作输出和装置（RS）的操作输入之间，其激活为被控制。该装置由以下组成： - 叶片泵，包括转子（1），由该转子（1）承载的至少一个叶片（4）和形成泵送室（12）的旋转体（3），该泵送室 12）缺少出口（密封损失除外），并且转子（1）和旋转体（3）中的一个部件连接到电机装置（M）的操作输出，同时这些部件（1,3）中的另一个连接到要控制的装置（RS）的操作输入; 以及用于将液体供应到泵送室（12）的供应装置（V），该供应装置适于被放入第一状态，在第一状态下，其将液体供应到泵送室（12）并且处于第二状态其中，由于需要或分别不需要验证激活受控设备（RS），其不向泵送室（12）供应液体。

9. 发明申请

WO2011158167A2 FLUIDIC GEAR MACHINE WITH FLOW RATE REGULATION 审中-公开
标题翻译：流量变速器流量调节
公开(公告)号：WO2011158167A2
公开(公告)日：2011-12-22
申请号：PCT/IB2011/052555
申请日：2011-06-13
申请人： VHIT S.P.A. , CODECA', Armando , CORTESI, Matteo , CADEDDU, Leonardo , FAUDA, Alessandro , CALDERONI, Matteo
发明人： CODECA', Armando , CORTESI, Matteo , CADEDDU, Leonardo , FAUDA, Alessandro , CALDERONI, Matteo
IPC分类号： F04C2/10 , F04C11/00 , F04C14/26
CPC分类号： F04C2/102 , F04C11/001 , F04C14/265
摘要： An internal gear fluidic machine (1), in particular a pump for the lubrication circuit of a motor vehicle engine, comprises a member (13) for regulating the flow rate depending on the fluid pressure conditions in a fluidic circuit in which the machine (1) is connected. The regulating member (13) is axially slidable, without rotating, in a seat (12) formed in the body (10) of the machine (1) and has a first surface (18) for pressure application, which is permanently exposed to said pressure conditions and is arranged, when a threshold is exceeded, to cause a sliding of the regulating member (13) in order to create a fluid recirculation path through the machine (1). A method of regulating the flow rate of a fluidic machine and a combined pump (1, 100) for the automotive field, using the machine (1) as a pump for the lubrication circuit, are also provided.
摘要翻译：一种用于机动车辆发动机的润滑回路的内齿轮流体机（1），包括用于根据流体回路中的流体压力条件调节流量的构件（13），其中机器（1））已连接。调节构件（13）在形成在机器（1）的主体（10）中的座（12）中可轴向地滑动而不旋转，并且具有用于施加压力的第一表面（18），其永久地暴露于所述压力条件并且当超过阈值时被布置成导致调节构件（13）的滑动，以便产生通过机器（1）的流体再循环路径。还提供了一种使用机器（1）作为润滑回路的泵来调节流体机械和用于汽车领域的组合泵（1,100）的流量的方法。

10. 发明申请

WO2009053012A2 A VACUUM PUMP HAVING A SINGLE VANE 审中-公开
标题翻译：具有单个VANE的真空泵
公开(公告)号：WO2009053012A2
公开(公告)日：2009-04-30
申请号：PCT/EP2008/008856
申请日：2008-10-15
申请人： VHIT S.P.A. SOCIETA UNIPERSONALE , CADEDDU, Leonardo
发明人： CADEDDU, Leonardo
IPC分类号： F04C18/344
CPC分类号： F01C21/0881 , F04C18/3441 , F05C2225/02
摘要： Inside a vacuum pump (1) having a single vane (3), some spaces (9) between the single vane (3) and a body (2) or a cover of the pump (1) can cause a decrease of the performances of the vacuum pump (1). In order to improve the performances of such vacuum pump (1) having a single vane (3), the invention proposes to reduce said spaces (9) by means of a flexible element (22) including two arms (28 and 29). This flexible element (22) is arranged on at least one of the faces (13 and 14) of the single vane (3). The arms (28 and 29) can be flattened or straightened according to the space to be filled between the single vane (3) and the body (2) or the cover of the pump (1).
摘要翻译：在具有单个叶片（3）的真空泵（1）内，单个叶片（3）和主体（2）或泵（1）的盖子之间的一些空间（9）可以导致真空泵（1）。为了提高具有单个叶片（3）的真空泵（1）的性能，本发明提出通过包括两个臂（28和29）的柔性元件（22）来减少所述空间（9）。该柔性元件（22）设置在单个叶片（3）的至少一个面（13和14）上。根据要填充在单个叶片（3）和主体（2）或泵（1）的盖子之间的空间，臂（28和29）可以变平或拉直。

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