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1. 发明申请

WO2012136429A1 PUMP UNIT FOR SUPPLYING FUEL, PREFERABLY DIESEL OIL, FROM A CONTAINING TANK TO AN INTERNAL COMBUSTION ENGINE 审中-公开
标题翻译：供应燃料的泵单元，优选的柴油，从容纳的罐到内燃机
公开(公告)号：WO2012136429A1
公开(公告)日：2012-10-11
申请号：PCT/EP2012/053774
申请日：2012-03-06
申请人： ROBERT BOSCH GMBH , LAMM, Marco , GISSI, Ruggiero , TAVANI, Manuel , MEDORO, Nello
发明人： LAMM, Marco , GISSI, Ruggiero , TAVANI, Manuel , MEDORO, Nello
IPC分类号： F02M69/54 , F02M63/02 , F02M37/00
CPC分类号： F02M63/0225 , F02M37/0029 , F02M59/102 , F02M59/366
摘要： A pump unit for supplying a fuel, preferably diesel oil, to an internal combustion engine (3) is provided with a pre-feed pump (7) adapted to draw the fuel from a containing tank (2), and with a fluid circuit (14) having a first branch (15) for interconnecting the pre-feed pump (7) and a high-pressure pump (6), a second branch (17) for interconnecting the high-pressure pump (6) and the internal combustion engine (3), and a third branch (21), which interconnects the first branch (15) and the containing tank (2), and is formed at least partially by an overflow valve (26) and by a connector (37) mounted coaxially with each other in a mounting aperture (27) formed through a pump housing (8) of the high-pressure pump (6).
摘要翻译：用于将燃料（优选为柴油）供应到内燃机（3）的泵单元设置有适于从容纳罐（2）中抽取燃料的预供给泵（7）以及流体回路 14）具有用于互连预供给泵（7）和高压泵（6）的第一分支（15），用于将高压泵（6）和内燃机（3）和第三分支（21），其将所述第一分支（15）和所述容纳箱（2）相互连接，并且至少部分地由溢流阀（26）和同轴安装的连接器（37）形成彼此连接在通过高压泵（6）的泵壳体（8）形成的安装孔（27）中。

2. 发明申请

WO2010127899A1 LUBRICATING CIRCUIT OF A HIGH-PRESSURE COMMON RAIL PUMP, AND HIGH-PRESSURE COMMON RAIL PUMP 审中-公开
标题翻译：高压普通铁路泵和高压通用铁路泵的润滑电路
公开(公告)号：WO2010127899A1
公开(公告)日：2010-11-11
申请号：PCT/EP2010/053531
申请日：2010-03-18
申请人： ROBERT BOSCH GMBH , GISSI, Ruggiero , MERCURIO, Antonio
发明人： GISSI, Ruggiero , MERCURIO, Antonio
IPC分类号： F02M59/10 , F02M59/42 , F02M59/44 , F02M63/00 , F04B1/04
CPC分类号： F02M59/42 , F02M59/102 , F02M59/44 , F02M63/0001 , F04B1/0404 , F04B1/0531
摘要： A lubricating circuit of a high-pressure common rail pump (3) comprises: a support seat (24) for a portion (20b) of a shaft (20) of a high-pressure common rail pump (3), formed in a pump body (9) of the high-pressure common rail pump (3); a driving chamber (28), formed in the pump body (9) and fluidly connected to the support seat (24); a clearance (49), defined between coupling members (25, 27) of the shaft (20) and of the support seat (24) and communicating with the driving chamber (28); an inlet branch (40), for supplying a lubricating fluid to the support seat (24); an inlet passage (44), for fluidly connecting the inlet branch (40) to the support seat (24); and a fluidic passage (45) between the inlet passage (44) and the driving chamber (28), in parallel to the clearance (49). The circuit also comprises a concentrated load-drop element (50; 55) arranged along the fluidic passage (45).
摘要翻译：高压共轨泵（3）的润滑回路包括：用于高压共轨泵（3）的轴（20）的部分（20b）的支撑座（24），形成在泵高压共轨泵（3）的主体（9）; 驱动室（28），其形成在所述泵体（9）中并且流体地连接到所述支撑座（24）; 限定在所述轴（20）的联接构件（25,27）和所述支撑座（24）之间并与所述驱动室（28）连通的间隙（49）; 用于将润滑流体供应到所述支撑座（24）的入口分支（40）; 入口通道（44），用于将入口分支（40）流体连接到支撑座（24）; 以及在所述入口通道（44）和所述驱动室（28）之间平行于所述间隙（49）的流体通道（45）。电路还包括沿着流体通道（45）布置的集中负载降落元件（50; 55）。

3. 发明申请

WO2010025982A1 PUMP UNIT FOR FEEDING FUEL TO AN INTERNAL-COMBUSTION ENGINE 审中-公开
标题翻译：用于向内燃机供给燃料的泵单元
公开(公告)号：WO2010025982A1
公开(公告)日：2010-03-11
申请号：PCT/EP2009/058976
申请日：2009-07-14
申请人： ROBERT BOSCH GMBH , DE LUCA, Alessandro , RIGLIETTI, Gaetano , GISSI, Ruggiero , CAVALLERA, Pasquale
发明人： DE LUCA, Alessandro , RIGLIETTI, Gaetano , GISSI, Ruggiero , CAVALLERA, Pasquale
IPC分类号： F02M59/02 , F02M59/10 , F02M59/12 , F02M59/44 , F02M63/02
CPC分类号： F02M59/02 , F02M37/041 , F02M37/043 , F02M59/04 , F02M59/08 , F02M59/102 , F02M59/12 , F02M59/445 , F02M63/0265 , F02M2200/16
摘要： A pump unit (1) for feeding fuel to an internal-combustion engine is formed by a high-pressure pump (2) and a pre-feed pump (3) for feeding the fuel to the high-pressure pump (2); the high-pressure pump (2) is provided with a pump body (4) having a side wall (8) delimiting a first chamber (9) able to contain part of the fuel fed by the pre-feed pump (3) and with a drive shaft (5) housed partly inside the first chamber (9) and extending through the side wall (8) outside of the pump body (4), the pre-feed pump (3) being a gear pump which comprises a gear (20) keyed onto the drive shaft (5) and a shell (18) which defines a second chamber (24) for containing the gear (20) and the fuel and which is fixed to the side wall (8).
摘要翻译：用于将燃料供给到内燃机的泵单元（1）由用于将燃料供给到高压泵（2）的高压泵（2）和预供给泵（3）形成; 高压泵（2）设置有具有侧壁（8）的泵体（4），所述侧壁限定第一室（9），所述第一室（9）能够容纳由所述预供给泵（3）供给的燃料的一部分，驱动轴（5），部分地容纳在第一室（9）内部并且延伸穿过泵体（4）外部的侧壁（8），所述预供给泵（3）是包括齿轮（驱动轴（5）和壳体（18），其限定用于容纳齿轮（20）和燃料并且固定到侧壁（8）的第二腔室（24）。

4. 发明申请

WO2009103572A1 HIGH-PRESSURE PUMP FOR FEEDING HIGH-PRESSURE FUEL TO AN INTERNAL-COMBUSTION ENGINE 审中-公开
标题翻译：用于向内燃机供给高压燃料的高压泵
公开(公告)号：WO2009103572A1
公开(公告)日：2009-08-27
申请号：PCT/EP2009/050287
申请日：2009-01-13
申请人： ROBERT BOSCH GMBH , WARGA, Johann , FICARELLA, Giuseppe , GISSI, Ruggiero
发明人： WARGA, Johann , FICARELLA, Giuseppe , GISSI, Ruggiero
IPC分类号： F02M59/06 , F02M59/10 , F02M63/02 , F04B53/00 , F04B53/16 , F04B53/18 , F04D29/046
CPC分类号： F02M59/06 , F02M59/102 , F02M63/0265 , F04B53/16 , F16C35/02
摘要： A high-pressure pump (1) for feeding high-pressure fuel to an internal-combustion engine has a pump body (2) with a chamber (3) designed to house a mechanism for actuating at least one pumping member and a wall (9) provided with a hole (10) along an axis (A) and delimited by an inner surface (12) arranged around the axis (A), a shaft (4) rotating about the axis (A), a friction bearing (14) which is forced with an interference fit inside the hole (10) of the wall (9) of the pump body (2) and is completely contained inside the hole (10, 29).
摘要翻译：用于将高压燃料供给到内燃机的高压泵（1）具有泵体（2），其具有设置成容纳用于致动至少一个泵送构件和壁（9）的机构的室（3）），沿着轴线（A）设置有一个孔（10），并由围绕轴线（A）设置的内表面（12）限定，围绕轴线（A）转动的轴（4），摩擦轴承（14）其被迫与泵体（2）的壁（9）的孔（10）内的过盈配合，并且完全容纳在孔（10,29）内。

5. 发明申请

WO2010102851A1 HIGH-PRESSURE PISTON PUMP FOR FEEDING FUEL, PREFERABLY DIESEL FUEL, TO AN INTERNAL-COMBUSTION ENGINE 审中-公开
标题翻译：用于进料燃料的高压活塞泵，优选的柴油燃料，内燃机
公开(公告)号：WO2010102851A1
公开(公告)日：2010-09-16
申请号：PCT/EP2010/050705
申请日：2010-01-22
申请人： ROBERT BOSCH GMBH , CAVALLO, Angela , GISSI, Ruggiero , MERCURIO, Antonio
发明人： CAVALLO, Angela , GISSI, Ruggiero , MERCURIO, Antonio
IPC分类号： F04B1/04 , F04B53/16 , F16C17/02
CPC分类号： F04B1/0404 , F02M59/102 , F04B53/16 , F16C17/10 , F16C23/04
摘要： A high-pressure piston pump for feeding fuel, preferably diesel fuel, to an internal-combustion engine has a pump body (2); a compression chamber (3) formed in the pump body (2); a piston (4) movable inside the compression chamber (3) along a first axis (A1); a shaft (12) rotatable about a second axis (A2) so as to actuate the piston (4) along the first axis (A1); at least one bearing (22) arranged between the shaft (12) and the pump body (2) and having an edge (32) close to the first axis (A1); and a sleeve (30) which is arranged between the shaft (12) and the bearing (22) and is structurally weakened in a zone arranged opposite the edge (32).
摘要翻译：用于将燃料（优选柴油）输送到内燃机的高压活塞泵具有泵体（2）; 形成在所述泵体（2）内的压缩室（3）; 活塞（4），其沿着第一轴线（A1）在所述压缩室（3）内移动; 沿着第二轴线（A2）旋转以便沿着第一轴线（A1）致动活塞（4）的轴（12）; 至少一个轴承（22）布置在所述轴（12）和所述泵体（2）之间并且具有靠近所述第一轴线（A1）的边缘（32）; 以及布置在所述轴（12）和所述轴承（22）之间并且在与所述边缘（32）相对布置的区域中结构弱化的套筒（30）。

6. 发明申请

WO2016139174A1 METHOD AND SYSTEM FOR RESTORING CORRECT OPERATION OF A PREFEED PUMP OF A PUMP UNIT USED TO FEED FUEL TO AN INTERNAL-COMBUSTION ENGINE 审中-公开
标题翻译：用于向内燃机供给燃料的泵单元的优选泵的正确操作的方法和系统
公开(公告)号：WO2016139174A1
公开(公告)日：2016-09-09
申请号：PCT/EP2016/054210
申请日：2016-02-29
申请人： ROBERT BOSCH GMBH
发明人： MATTIA, Antonio , GISSI, Ruggiero
IPC分类号： F02D41/30 , F02M37/04 , F02M37/08 , F02D41/38 , F02D41/22 , F02D41/20
CPC分类号： F02D41/3082 , F02D41/221 , F02D41/3854 , F02D2041/2058 , F02D2041/2072 , F02M37/041 , F02M37/08
摘要： Method for restoring correct operation and avoiding irreversible seizing of a prefeed pump of a pump unit for fuel (1) for an internal-combustion engine (3), in which an electronic pump control unit (36) associated with the prefeed pump (7) measures the power supply current (IS) of the related electric motor (24) and the engine control unit (38) temporarily inverts the direction of rotation of the electric motor (24) if the measured phase current (IS) exceeds a predetermined threshold current value (1ST) in order to purge the prefeed pump (7) of any dust and/or waste and/or hard particles.
摘要翻译：一种用于恢复正确操作并避免用于内燃机（3）的燃料（1）的泵单元的预抽泵的不可逆捕获的方法，其中与预供给泵（7）相关联的电子泵控制单元（36）如果测量的相电流（IS）超过预定的阈值电流，则测量相关电动机（24）的电源电流（IS）和发动机控制单元（38）暂时反转电动机（24）的旋转方向值（1ST），以便清除预制泵（7）中任何灰尘和/或废物和/或硬颗粒。

7. 发明申请

WO2017108470A1 PUMPING ASSEMBLY TO FEED FUEL, PREFERABLY DIESEL FUEL, TO AN INTERNAL COMBUSTION ENGINE 审中-公开
标题翻译：将燃油，优选柴油燃料泵送到内燃机的泵组件
公开(公告)号：WO2017108470A1
公开(公告)日：2017-06-29
申请号：PCT/EP2016/080587
申请日：2016-12-12
申请人： ROBERT BOSCH GMBH
发明人： GISSI, Ruggiero
IPC分类号： F02M37/04 , F04C15/00 , F04C2/10 , F02M59/06 , F02M59/10 , F02M63/02 , F02M37/08
CPC分类号： F04C2/102 , F01C21/10 , F02M37/041 , F02M37/08 , F02M59/06 , F02M59/102 , F02M63/0265 , F02M2200/16 , F04C2/086 , F04C11/005 , F04C15/0026 , F04C15/0034 , F04C2210/1044
摘要： A pumping assembly to feed fuel, preferably diesel fuel, to an internal combustion engine is provided with an electric gear pump (7) having a pump body (24), a closing lid (27) to close the pump body (24), a stator (29), an annular rotor (33) mounted on the inside of the stator (29) and coupled to the pump body (24) in a rotary manner through the interposition of a support bearing (42), a first sealing device (49) to couple together the support bearing (42) and the lid (27) in a fluid- tight manner, and a second sealing device (48) to couple together the support bearing (42) and the pump body (24) in a fluid-tight manner.
摘要翻译：向内燃机供应燃料，优选柴油燃料的泵送组件设置有电动齿轮泵（7），该电动齿轮泵具有泵体（24），关闭盖（27）以关闭泵体（24），定子（29），安装在定子（29）内侧并通过中间支撑轴承（24）以旋转方式联接到泵体（24）的环形转子（33）（42）;第一密封装置（49），其以流体密封的方式将支承轴承（42）和盖（27）联接在一起;以及第二密封装置（48），其将支承轴承（42）泵体（24）以流体密封的方式。

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