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1. 发明申请

WO2009100967A1 HIGH-PRESSURE PUMP AND FUEL FEED SYSTEM COMPRISING SAID HIGH-PRESSURE PUMP 审中-公开
标题翻译：包括高压泵的高压泵和燃油进料系统
公开(公告)号：WO2009100967A1
公开(公告)日：2009-08-20
申请号：PCT/EP2009/050612
申请日：2009-01-21
申请人： ROBERT BOSCH GMBH , LOIACONO, Benedetto , DE LUCA, Alessandro , MORELLI, Roberto , CAROLI, Vittorio , ROSSBACHER, Ronald
发明人： LOIACONO, Benedetto , DE LUCA, Alessandro , MORELLI, Roberto , CAROLI, Vittorio , ROSSBACHER, Ronald
IPC分类号： F02M55/02 , F02M59/44 , F02M59/46 , F02M63/02
CPC分类号： F02M55/025 , F02M59/44 , F02M63/0265
摘要： A fuel feed system (1) for an internal-combustion engine is provided with a common rail, a high-pressure delivery line (4) for feeding the high-pressure fuel to the common rail, and a high-pressure pump (2) with a pump body (5) which is provided with a high-pressure delivery duct (12) designed to be connected to the high-pressure delivery line (4) and incorporates a connecting part (28) designed to connect the high-pressure delivery duct (12) to the high-pressure delivery line (4).
摘要翻译：一种用于内燃机的燃料供给系统（1）设置有共轨，用于将高压燃料供给到共轨的高压输送管线（4）和高压泵（2）具有设置有连接到高压输送管线（4）的高压输送管道（12）的泵体（5），并且包括连接部件（28），连接部件（28）被设计成将高压输送（12）到高压输送管线（4）。

2. 发明申请

WO2009065761A1 SAFETY VALVE AND HIGH-PRESSURE PUMP COMPRISING SAID SAFETY VALVE 审中-公开
标题翻译：安全阀和包含安全阀的高压泵
公开(公告)号：WO2009065761A1
公开(公告)日：2009-05-28
申请号：PCT/EP2008/065449
申请日：2008-11-13
申请人： ROBERT BOSCH GMBH , MASELLIS, Mariacarmela , LOIACONO, Benedetto , RIEDEL, Thomas , STRIEGEL, Werner , MEDORO, Nello
发明人： MASELLIS, Mariacarmela , LOIACONO, Benedetto , RIEDEL, Thomas , STRIEGEL, Werner , MEDORO, Nello
IPC分类号： F02M59/06 , F02M59/10 , F02M63/02 , F02M63/00
CPC分类号： F02M69/54 , F02M37/0029 , F02M37/0052 , F02M59/06 , F02M59/08 , F02M59/102 , F02M59/34 , F02M59/48 , F02M63/0225
摘要： A fuel safety valve arranged in a fuel supply line (7) between a low-pressure pump and a high-pressure pump (2), is provided with: a valve body (40) which defines a cylindrical cavity (41) having a longitudinal axis (A) and being connected to a duct (30), and a portion (42) of a discharge duct (33) in communication with the cylindrical cavity (41); a piston (44) sliding with respect to the valve body (40) in the cylindrical cavity (41) along the longitudinal axis (A); and a spring (46) housed in a variable-volume chamber (49) defined by a portion of the cylindrical cavity (41) between the piston (44) and a closure element (47); the piston (44) being provided with a through hole (52) supplied with the fuel leading into the variable-volume chamber (49), and the valve body (40) being provided with a fuel discharge hole (56) connecting the variable-volume chamber (49) to the discharge duct (33).
摘要翻译：设置在低压泵和高压泵（2）之间的燃料供应管线（7）中的燃料安全阀设置有：阀体（40），其限定具有纵向（A）连接并连接到管道（30）和与圆柱形空腔（41）连通的排放管道（33）的部分（42）; 沿所述纵向轴线（A）在所述圆柱形空腔（41）中相对于所述阀体（40）滑动的活塞（44）; 以及弹簧（46），其容纳在由活塞（44）和封闭元件（47）之间的圆柱形空腔（41）的一部分限定的可变容积室（49）中; 所述活塞（44）设置有供给通向所述可变容积室（49）的燃料的通孔（52），所述阀体（40）设置有燃料排出孔（56）（49）连接到排放管道（33）。

3. 发明申请

WO2009112308A1 HIGH-PRESSURE PUMP FOR FEEDING FUEL TO AN INTERNAL-COMBUSTION ENGINE 审中-公开
标题翻译：用于将燃料送入内燃机的高压泵
公开(公告)号：WO2009112308A1
公开(公告)日：2009-09-17
申请号：PCT/EP2009/051073
申请日：2009-01-30
申请人： ROBERT BOSCH GMBH , LOIACONO, Benedetto , CAVALLERA, Pasquale
发明人： LOIACONO, Benedetto , CAVALLERA, Pasquale
IPC分类号： F02M59/06 , F02M59/10
CPC分类号： F02M59/102 , F02M59/06
摘要： A high-pressure pump (1) for feeding fuel to an internal-combustion engine has a pump body (2), pumping members (6), a mechanism (4) for actuating the pumping members (6), which has the function of converting rotational movement into a reciprocating movement and has a shaft (5) rotating about a first axis (A1), a cam (8) arranged on the shaft (5), and a polygonal ring (9) which is mounted rotatably around the cam (8) about a second axis (A2) parallel to the first axis (A1), has a number of flat faces (12) equal to the number of pumping members (6) and is housed inside a chamber (3) which is formed in the pump body (2) and delimited by further flat faces (23) uniformly distributed around the first axis (A1), parallel to the first axis (A1), and equal to the number of pumping members (6).
摘要翻译：用于将燃料供给内燃机的高压泵（1）具有泵体（2），泵送构件（6），用于致动泵送构件（6）的机构（4），其具有将旋转运动转换成往复运动，并且具有围绕第一轴线（A1）旋转的轴（5），布置在所述轴（5）上的凸轮（8））和围绕所述凸轮可旋转地安装的多边形环（9）（8）围绕与第一轴线（A1）平行的第二轴线（A2）具有与泵送部件（6）的数量相等的多个平面（12），并容纳在形成的腔室（3）内部在所述泵体（2）中并且由与所述第一轴线（A1）平行的所述第一轴线（A1）周围均匀分布的另外的平坦面（23）限定，并且等于所述泵送部件（6）的数量。

4. 发明申请

WO2022167290A1 SUCTION VALVE FOR A HIGH PRESSURE PUMP FOR FEEDING FUEL TO AN INTERNAL COMBUSTION ENGINE AND PUMP COMPRISING SUCH A VALVE 审中-公开
公开(公告)号：WO2022167290A1
公开(公告)日：2022-08-11
申请号：PCT/EP2022/051768
申请日：2022-01-26
申请人： ROBERT BOSCH GMBH
发明人： DI MONTE, Alessandro , FIORENTINO, Luigi , LOIACONO, Benedetto
IPC分类号： F02M37/04 , F02M59/02 , F02M59/46 , F02M63/00
摘要： A suction valve for a high pressure pump for supplying fuel to an internal combustion engine, wherein the suction valve comprises a movable shutter member comprising a cylindrical stem having a first end and a second end provided with a shutter, and a valve body in which a through hole is formed for housing the stem of the shutter member, and wherein the first end of the shutter member projects from a side of the valve body and is coupled via a spring to a first outer surface of the valve body facing the suction chamber, the shutter projecting from the opposite side of the valve body and comprising a sealing surface configured for selectively bearing in a sealing manner against a second outer surface of the valve body facing the compression chamber, wherein the second outer surface of the valve body is a truncated conical surface and the sealing surface is a toroidal surface formed by circular generatrices with different radii.

5. 发明申请

WO2018177937A1 PUMP UNIT FOR FEEDING FUEL TO AN INTERNAL COMBUSTION ENGINE AND METHOD FOR OPERATION OF SAID UNIT 审中-公开
公开(公告)号：WO2018177937A1
公开(公告)日：2018-10-04
申请号：PCT/EP2018/057470
申请日：2018-03-23
申请人： ROBERT BOSCH GMBH
发明人： DI MONTE, Alessandro , LOIACONO, Benedetto , CAROLI, Vittorio
IPC分类号： F02D41/20 , F02M59/36 , F02M59/46 , F02M59/20 , F02M59/02 , F02D41/38
CPC分类号： F02D41/20 , F02D41/3845 , F02D2041/2034 , F02D2041/2037 , F02D2041/2058 , F02M59/02 , F02M59/205 , F02M59/366 , F02M59/368 , F02M59/466 , F02M2200/02 , F02M2200/03 , F02M2200/09 , F02M2200/502
摘要： A method for operation of a pump unit for feeding fuel to an internal combustion engine, the pump unit having a cylinder for housing a pumping piston, and an electric suction valve with a movable closing member and a movable thruster pressed by a spring against the closing member to keep a suction hole open, and with electric windings arranged around the thruster, the method supplying a rising current (E) to the electric windings so as to induce raising of the thruster by ramping up a magnetic raising force (F3) to a value at least equal to the force (F) of the spring, wherein a temporary distortion (D) in the current (E) is induced such as to reduce the gradient (22) of the rising ramp of the magnetic force (F3).

6. 发明申请

WO2016001166A1 OVERFLOW VALVE FOR A FUEL FEED SYSTEM AND METHOD FOR PRODUCTION OF SUCH A VALVE 审中-公开
标题翻译：用于燃料进料系统的溢流阀和用于生产这种阀的方法
公开(公告)号：WO2016001166A1
公开(公告)日：2016-01-07
申请号：PCT/EP2015/064735
申请日：2015-06-29
申请人： ROBERT BOSCH GMBH
发明人： LOIACONO, Benedetto , MEDEA, Luciano , DE MATTHAEIS, Elio
IPC分类号： F04B53/10 , F04B53/22 , F16K17/04
CPC分类号： F04B53/10 , F02M37/0023 , F04B53/22 , F16K17/046
摘要： An overflow valve (8) for a fuel feed system (1) comprising a high-pressure pump (2) having a pump body (3); the overflow valve (8) comprising a valve body (14; 114) formed by a metal sheet (16; 116) folded so as to assume at least partly the form of a cylindrical wall (17) and configured to be housed inside a seat (4) formed in the pump body (3); an inlet opening (24); a discharge opening (25); a lubrication opening (26) and a sliding member (27) movable along an axis (A) of the valve body (14; 114) so as to adjust the flow of the fuel from the inlet opening (24) to the discharge opening (25).
摘要翻译：一种用于燃料供给系统（1）的溢流阀（8），包括具有泵体（3）的高压泵（2）; 所述溢流阀（8）包括由金属板（16; 116）形成的阀体（14; 114），所述阀体被折叠成至少部分地呈圆柱形壁（17）的形式，并被构造成容纳在座（4）形成在泵体（3）中; 入口开口（24）; 排出口（25）; 润滑开口（26）和可沿着阀体（14; 114）的轴线（A）移动的滑动构件（27），以便调节从入口开口（24）到排放口 25）。

7. 发明申请

WO2020156778A1 ANSAUGVENTIL FÜR EINE HOCHDRUCKPUMPE FÜR DIE ZUFUHR VON KRAFTSTOFF ZU EINEM VERBRENNUNGSMOTOR UND EINE PUMPE, DIE EIN SOLCHES VENTIL ENTHÄLT 审中-公开
公开(公告)号：WO2020156778A1
公开(公告)日：2020-08-06
申请号：PCT/EP2020/050503
申请日：2020-01-10
申请人： ROBERT BOSCH GMBH
发明人： DI MONTE, Alessandro , LOIACONO, Benedetto
IPC分类号： F02M59/46 , F02M63/00
摘要： Ein Ansaugventil (6) für eine Hochdruckpumpe (1) für die Zufuhr von Kraftstoff zu einem Verbrennungsmotor; wobei das Ansaugventil ein bewegliches Verschlussorgan (9) umfasst, das einen zylindrischen Schaft (12) umfasst, der ein erstes Ende (13) und ein zweites Ende (14) hat, das mit einem Verschluss (15) versehen ist; und ein Ventilkörper (10), in dem ein durchgehendes Loch (16) zur Aufnahme des Schafts des Verschlussorgans geschaffen ist und bei dem das erste Ende (13) des Verschlussorgans (9) auf einer Seite des Ventilkörpers (10) herausragt und mit einer Feder mit einer ersten Außenfläche (22) des Ventilkörpers (10) verbunden ist, die der Ansaugkammer (5) zugewandt ist; wobei der Verschluss (15) auf der entgegengesetzten Seite des Ventilkörpers (10) herausragt und eine Dichtfläche (21) umfasst, die ausgestaltet ist, um selektiv in dicht schließendem Anschlag gegen eine zweite Außenfläche (22) des Ventilkörpers zu sein, die der Kompressionskammer (19) zugewandt ist; wobei die zweite Außenfläche (22) des Ventilkörpers eine kegelstumpfförmige Fläche ist und die Dichtfläche (21) eine toroidale Fläche mit kreisförmiger Mantellinie ist.

8. 发明申请

WO2016102138A1 PUMP UNIT FOR FEEDING FUEL, PREFERABLY DIESEL FUEL, TO AN INTERNAL COMBUSTION ENGINE 审中-公开
标题翻译：用于输送燃料的泵单元，优选的柴油燃料，内燃机
公开(公告)号：WO2016102138A1
公开(公告)日：2016-06-30
申请号：PCT/EP2015/077681
申请日：2015-11-25
申请人： ROBERT BOSCH GMBH
发明人： LOIACONO, Benedetto , IANNUZZI, Michele Antonio , MOSCARELLA, Luisa , MACCHIA, Domenico
IPC分类号： F02M59/10 , F02M59/46 , F02M59/06
CPC分类号： F02M59/102 , F02M59/06 , F02M59/464 , F04B1/0421 , F04B1/0452 , F04B1/0456 , F04B53/12 , F04B53/16
摘要： A pump unit for feeding fuel, preferably diesel fuel, to an internal combustion engine; the pump unit (1) comprising: a head (4) inside which a cylinder (12) extending along an axis (A1) is formed; a pumping piston (5) extending along the axis (A1) and slidingly coupled with the cylinder (12); a through-hole (13) which extends from the cylinder (12) towards the outside of the pump unit (1); an intake chamber (8) communicating with the cylinder (12) via the hole (13); an intake valve (7) which controls the flow of fuel from the intake chamber (8) to the hole (13); a cap (23; 123; 223) which is connected to the head (4), is arranged on the opposite side to the pumping piston (5) and can be selectively fixed along an outer surface (25) of the head (4) so as to close the intake chamber (8) on one side.
摘要翻译：一种用于将燃料（优选柴油）输送到内燃机的泵单元; 泵单元（1）包括：头部（4），其内部形成有沿轴线（A1）延伸的气缸（12）沿所述轴线（A1）延伸并与所述气缸（12）滑动联接的泵送活塞（5）; 从所述气缸（12）朝向所述泵单元（1）的外部延伸的通孔（13）; 经由孔（13）与气缸（12）连通的进气室（8）; 进气阀（7），其控制从进气室（8）到孔（13）的燃料流; 连接到头部（4）的帽（23; 123; 223）布置在与泵送活塞（5）相对的一侧，并且可以沿着头部（4）的外表面（25）选择性地固定，以便在一侧关闭进气室（8）。

9. 发明申请

WO2019158302A1 PUMPING UNIT FOR FEEDING FUEL, PREFERABLY DIESEL FUEL, TO AN INTERNAL COMBUSTION ENGINE 审中-公开
公开(公告)号：WO2019158302A1
公开(公告)日：2019-08-22
申请号：PCT/EP2019/051217
申请日：2019-01-18
申请人： ROBERT BOSCH GMBH
发明人： LOIACONO, Benedetto , CILENTI, Gianluca
IPC分类号： F02M55/04 , F02M59/20
摘要： In a pumping unit for feeding fuel, preferably diesel fuel, to an internal combustion engine (3), the fuel is fed to at least two cylinders (9) of a high-pressure pump (9) along respective intake ducts (30a, 30b) connected to a feed header (29) having a first section (39) for feeding the fuel to one of the intake ducts (30a) and a second feed section (40) extending between the first feed section (39) and the other intake duct(30b); at least part of the second feed section (40) having a fuel through-flow cross-section smaller than a through-flow cross-section for the fuel along the first feed section (39).

10. 发明申请

WO2017001091A1 HOCHDRUCKPUMPE MIT INTEGRIERTEM SAUGVENTIL 审中-公开
标题翻译：具有集成吸气阀高压泵
公开(公告)号：WO2017001091A1
公开(公告)日：2017-01-05
申请号：PCT/EP2016/060255
申请日：2016-05-09
申请人： ROBERT BOSCH GMBH
发明人： LANGENBACH, Christian , LOIACONO, Benedetto , IANNUZZI, Michele Antonio , LUCARELLI, Francesco
IPC分类号： F02M59/36 , F02M59/44
CPC分类号： F02M59/366 , F02M59/44 , F02M2200/27 , F02M2200/28
摘要： Die Erfindung betrifft eine Hochdruckpumpe für ein Kraftstoffeinspritzsystem, insbesondere ein Common-Rail-Einspritzsystem, umfassend ein Gehäuseteil (1) mit einer Zylinderbohrung (2), in der ein Hochdruck-Elementraum (3) ausgebildet ist, wobei in das Gehäuseteil (1) zur Befüllung des Hochdruck-Elementraums (3) mit Kraftstoff ein Saugventil (4) integriert ist, das einen hubbeweglichen und von der Federkraft einer Schließfeder (5) belasteten Ventilstößel (6) umfasst, der mit einem im Gehäuseteil (1) ausgebildeten Ventilsitz (7) zusammenwirkt. Erfindungsgemäß ist im Gehäuseteil (1) konzentrisch zum Ventilsitz (7) ein als Zulauf für das Saugventil (4) dienender ringförmiger Niederdruckraum (8) ausgebildet, in dem ein ringförmiges Siebelement (9) aufgenommen ist.
摘要翻译：本发明涉及一种高压泵的燃料喷射系统，特别是共轨喷射系统，其包括一个壳体部分（1）与汽缸孔（2）形成在一个高压元件空间（3），其中，在所述壳体部件（1），用于填充（3）的吸入阀（4）与具有一个可提升的燃料，并通过一个闭合弹簧（5）加载的阀挺杆（6）的弹簧力是集成的，所形成的具有高压元件空间的壳体部分（1）的阀座（7）交互。在壳体部件（1）同心于所述阀座（7）根据形成为用于吸入阀的入口的本发明（4）服务，其中的环形屏蔽元件（9）被容纳环形低压室（8）。

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