1
Andreas Kappel, Bernhard Fischer, Bernhard Gottlieb, Randolf Mock, Eric Chemisky, Hans Meixner: Fluid metering device. Siemens Aktiengesellschaft, Schiff Hardin & Waite, November 6, 2001: US06311950 (45 worldwide citation)

A fluid metering device that employs a sealing element for delivering a metered dose of a pressurized fluid. The sealing element includes a metal bellows sealing element or metal bellows that attaches to a valve needle and a housing. The metal bellows includes a number of corrugated elements for sea ...


2
Georg Bachmaier, Bernhard Fischer, Bernhard Gottlieb, Andreas Kappel, Hans Meixner, Enrico Ulivieri: Injection valve. Siemens Aktiengesellschaft, King & Spalding L, February 15, 2011: US07886993 (28 worldwide citation)

An injection valve for injecting fuel comprises a valve housing (1) inside of which a drive unit (15) controls the movement of a valve needle (5) that is pretensioned by a spring (11). The injection valve also comprises a main chamber (27), which is provided inside the valve housing, is filled with ...


3
Bernhard Gottlieb, Andreas Kappel: Electromechanical motor. Siemens Aktiengesellschaft, Schiff Hardin & Waite, December 16, 2003: US06664710 (15 worldwide citation)

An electromechanical motor and method for operating same result in a motor low-wear, quiet, slip-free and simple structure, wherein the drive shaft is driven free of bending moments, can be arrested in quiescent position and can be operated at low speed. A drive ring is disposed for line contact wit ...


4
Bernhard Fischer, Bernhard Gottlieb, Andreas Kappel, Enrico Ulivieri: Dosing device for fluids, especially a motor vehicle injection valve. Siemens Aktiengesellschaft, Baker Botts L, December 18, 2007: US07309032 (13 worldwide citation)

An actuator (4) is connected, on one side, to a valve needle (3), and on the opposite side, to a hydraulic piston (6) pertaining to a hydraulic length compensator. A working chamber (5) is divided by a tight separating membrane (9), into an actuator chamber (10) containing the actuator (4) and a flu ...


5
Bernhard Fischer, Bernhard Gottlieb, Andreas Kappel, Enrico Ulivieri: Dosing device for fluids, especially a motor vehicle injection valve. Siemens Aktiengesellschaft, Baker Botts L, March 27, 2007: US07195182 (13 worldwide citation)

A dosing device comprises a housing (1) provided with an actuator, a dosing opening (8), a guiding shaft (6) which surrounds part of the valve needle (7) and forms a valve chamber (10) with the same, and a fluid chamber module (4) which is welded to the housing (1) in the form of a duct for guiding ...


6
Bernhard Fischer, Bernhard Gottlieb, Andreas Kappel, Randolf Mock, Enrico Ulivieri: Fluid dosing device with a throttle point. Siemens Aktiengesellschaft, Baker Botts L, May 16, 2006: US07044407 (11 worldwide citation)

A fluid dosing device for a pressurized liquid is disclosed, which comprises a chamber (35) which is supplied with pressurized liquid by means of a liquid supply line (17, 19); a valve needle (9) which is guided through the chamber (35), the first end section of said valve needle being able to be li ...


7
Georg Bachmaier, Bernhard Fischer, Bernhard Gottlieb, Andreas Kappel, Hans Meixner, Tim Schwebel: Injector, especially fuel injection valve, with a piezoelectric actor. Siemens Aktiengesellschaft, Young & Thompson, November 29, 2005: US06969009 (11 worldwide citation)

The jacket surface of the piezoelectric actor body (1) is surrounded by an injector housing (9), maintaining an intermediate space and is cooled by direct contact with an inert fluid which does not conduct electricity (6), forming a fluid space in the injector housing (9) which is filled with fluid ...


8
Jack Lorraine, Andreas Kappel, Enrico Ulivieri, Bernhard Gottlieb, Bernhard Fischer: Compensator assembly having a flexible diaphragm and an internal filling tube for a fuel injector and method. Siemens Automotive Corporation, May 25, 2004: US06739528 (8 worldwide citation)

A fuel injector comprises a body having a longitudinal axis, a length-changing actuator that has first and second ends, a closure member coupled to the first end of the length-changing actuator, and a compensator assembly coupled the second end of the actuator. The length-changing actuator includes ...


9
Markus Dehler, Franz Dirauf, Bernhard Gottlieb, Andreas Kappel, Donal Medlar, Carsten Wallenhauer, Björn Werner: Multi-leaf collimators and operating method. Siemens Aktiengesellschaft, King & Spalding L, December 18, 2012: US08335296 (6 worldwide citation)

Multi-leaf collimators have a guide frame (1) with a plurality of metal plates (3) arranged in a displaceable fashion, by which each individual metal plate can be displaced by an electric motor (M), with the electric motor (M) being a rotary electromechanical motor (M), which operates according to t ...


10
Jack Lorraine, Andreas Kappel, Enrico Ulivieri, Bernhard Gottlieb, Bernhard Fischer: Compensator assembly having a flexible diaphragm for a fuel injector and method. Siemens Automotive Corporation, January 13, 2004: US06676030 (6 worldwide citation)

A fuel injector comprises a body having a longitudinal axis, a length-changing actuator that has first and second ends, a closure member coupled to the first end of the length-changing actuator, and a compensator assembly coupled the second end of the actuator. The length-changing actuator includes ...