Abstract: A hydrodynamic clutch device, particularly a hydrodynamic torque converter or fluid coupling, comprises a housing arrangement, a turbine wheel which is arranged in the housing arrangement so as to be rotatable with respect to the housing arrangement about an axis of rotation, a lockup clutch arrangement by means of which a torque-transmitting connection can be selectively produced between the housing arrangement and the turbine wheel, wherein the lockup clutch arrangement comprises a clutch element which is connected by a connection arrangement to the housing arrangement so as to be substantially fixed with respect to rotation but axially displaceable relative to it, wherein the connection arrangement comprises at least one elastically deformable connection element which is fixedly connected with the housing arrangement on the one hand and with the clutch element on the other hand.

Abstract: A bridging clutch is installed in a fluid medium-filled housing of a hydrodynamic coupling device located between a drive shaft and a transmission input shaft, the coupling device also containing a pump wheel and a turbine wheel. The bridging clutch is provided with a piston, which, when moved into a first axial position, brings at least one friction element into working connection with at least one friction surface, and, when moved into a second axial position, at least partially releases this working connection, and with a torsional vibration damper, which is designed with at least one drive element and with at least one takeoff element, at least one of which has openings for circumferential springs and actuating areas for these springs. At least one of the takeoff elements acts a carrier element for the turbine wheel, which is held otherwise without radial support in the housing.

Abstract: A hydrodynamic clutch arrangement, particularly a torque converter or fluid coupling, includes a housing arrangement, a turbine wheel provided in the housing arrangement, and a lockup clutch arrangement by which a torque transmitting connection can be produced selectively between the turbine wheel and the housing arrangement. The lockup clutch arrangement includes at least two friction members which are rotatable with one of the housing arrangement and turbine wheel, and at least one counter-friction member which is interposed between the two friction members and is rotatable with the other of the housing arrangement and turbine wheel. A first friction facing on at least one of the friction members at its first side faces the at least one counter-friction member. This at least one of the friction members can be brought into frictional interaction, via a second friction facing, with another counter-friction member on its second side located opposite to the first side.

Abstract: A hydrodynamic clutch arrangement, particularly a torque converter or fluid coupling, includes a housing arrangement, a turbine wheel provided in the housing arrangement, a lockup clutch arrangement by which a torque transmitting connection can be produced selectively between the turbine wheel and the housing arrangement. The lockup clutch arrangement includes at least two friction members which are rotatable with a one of the housing arrangement and turbine wheel, at least one counter-friction member which is interposed between two friction members and is rotatable with the other of the housing arrangement and turbine wheel and can be brought into contact with friction surface regions of the friction members in friction surface regions of the counter-friction member. The counter-friction member has a substantially ring-shaped counter-friction member body having an outer radius (Ra) in a ratio of 1.1:1 to 1.

Abstract: In a hydrodynamic clutch with a lockup clutch, a hydraulic fluid is in operative connection with a piston space outside of a driven shaft constructed as a hollow shaft by means of a plurality of fluid channels. The piston space adjoins an actuation piston by means of which the lockup clutch can be actuated. The fluid channels extend substantially axially in a partial portion. In the partial portion, the fluid channels are surrounded on the radial inside by the driven shaft and are surrounded on the radial outer side and in circumferential direction by a hub part.

Abstract: A hydrodynamic clutch device for a hydrodynamic torque converter includes a turbine wheel for rotation about an axis of rotation. The turbine wheel is connected by a lockup clutch arrangement for transmitting torque to a housing arrangement. The turbine wheel includes a turbine wheel shell for housing turbine wheel blades. The turbine wheel shell is operably connected by a torsional vibration damper arrangement for transmitting torque. The torsional vibration damper arrangement includes a first transmission element coupled with the lockup clutch arrangement and the turbine wheel shell and includes a second transmission element coupled with the first transmission element for transmitting torque by means of a damper element arrangement; and wherein the first transmission element is supported at the housing arrangement in a first direction by a bearing arrangement.

Abstract: The present invention is related to the fields of molecular biology, virology, immunology and medicine. The invention provides a composition comprising an ordered and repetitive antigen or antigenic determinant array. The invention also provides a process for producing an antigen or antigenic determinant in an ordered and repetitive array. The ordered and repetitive antigen or antigenic determinant is useful in the production of vaccines for the treatment of infectious diseases, the treatment of allergies and as a pharmaccine to prevent or cure cancer and to efficiently induce self-specific immune responses, in particular antibody responses.

Abstract: A hydrodynamic clutch device comprises an impeller wheel with a plurality of impeller wheel blades arranged successively in circumferential direction about an axis of rotation, a turbine wheel which is located axially opposite the impeller wheel and which has a plurality of turbine wheel blades arranged successively in circumferential direction, a stator wheel with a plurality of stator wheel blades which are arranged successively in circumferential direction in an area between the impeller wheel blades and the turbine wheel blades and are supported on a blade carrier. The stator wheel blades, the impeller wheel blades and the turbine wheel blades define a fluid circulation zone extending substantially annularly about the axis of rotation. A torsional vibration damper arrangement has a damper element arrangement which, at least in some areas, is arranged radially inside the fluid circulation zone and overlaps axially with the fluid circulation zone.

Abstract: A hydraulic clutch has an impeller wheel, a turbine wheel with a turbine wheel shell, and a torsional vibration damper. The turbine wheel is drivable by the impeller wheel. The turbine wheel shell is mounted in an axial and radial sliding bearing so as to be rotatable with respect to a turbine wheel hub. The torsional vibration damper is arranged on the turbine wheel hub so as to be fixed with respect to rotation relative to it. The turbine wheel hub is drivable by the turbine wheel via the turbine wheel shell and the torsional vibration damper. The turbine wheel shell acts on the torsional vibration damper via a connection element. The axial sliding bearing is spatially offset with respect to the radial sliding bearing.

Abstract: A hydraulic clutch has an impeller wheel, a turbine wheel with a turbine wheel shell, a turbine torsional vibration damper and a lockup clutch. The turbine wheel shell receives a connection element with which it acts on the torsional vibration damper. The lockup clutch has at least one clutch disk arranged at a disk carrier. The turbine wheel shell is connected on the radial inner side with the connection element. The disk carrier passes into a holding clamp which is connected to the turbine wheel shell in a radially eccentric manner. The disk carrier is connected with the connection element so as to be fixed with respect to rotation relative to it.

Abstract: A hydrodynamic clutch device, particularly a hydrodynamic torque converter or fluid coupling, comprises a housing arrangement, a turbine wheel which is arranged in the housing arrangement so as to be rotatable with respect to the housing arrangement about an axis of rotation, a lockup clutch arrangement by means of which a torque-transmitting connection can be selectively produced between the housing arrangement and the turbine wheel, wherein the lockup clutch arrangement comprises a clutch element which is connected by a connection arrangement to the housing arrangement so as to be substantially fixed with respect to rotation but axially displaceable relative to it, wherein the connection arrangement comprises at least one elastically deformable connection element which is fixedly connected with the housing arrangement on the one hand and with the clutch element on the other hand.

Abstract: A hydrodynamic coupling device having a housing which is, or can be, filled with hydraulic fluid, a turbine wheel which is rotatably arranged in the housing and is, or can be, connected to an output shaft for joint rotation, and a sliding bearing arrangement which the turbine wheel is rotatably mounted relative to the housing, and which has a hydraulic fluid channel arrangement for the passage of hydraulic fluid from radially outside to radially inside relative to the region of the output shaft, or vice versa.

Abstract: A hydrodynamic clutch arrangement, particularly a torque converter or fluid coupling, includes a housing arrangement, a turbine wheel provided in the housing arrangement, and a lockup clutch arrangement by which a torque transmitting connection can be produced selectively between the turbine wheel and the housing arrangement. The lockup clutch arrangement includes .at least two friction members which are rotatable with one of the housing arrangement and turbine wheel, and at least one counter-friction member which is interposed between the two friction members and is rotatable with the other of the housing arrangement and turbine wheel. A first friction facing on at least one of the friction members at its first side faces the at least one counter-friction member. This at least one of the friction members can be brought into frictional interaction, via a second friction facing, with another counter-friction member on its second side located opposite to the first side.

Abstract: A hydrodynamic clutch arrangement, particularly a torque converter or fluid coupling, includes a housing arrangement, a turbine wheel provided in the housing arrangement, a lockup clutch arrangement by which a torque transmitting connection can be produced selectively between the turbine wheel and the housing arrangement. The lockup clutch arrangement includes at least two friction members which are rotatable with a one of the housing arrangement and turbine wheel, at least one counter-friction member which is interposed between two friction members and is rotatable with the other of the housing arrangement and turbine wheel and can be brought into contact with friction surface regions of the friction members in friction surface regions of the counter-friction member. The counter-friction member has a substantially ring-shaped counter-friction member body having an outer radius (Ra) in a ratio of 1.1:1 to 1.

Abstract: A drive train of a motor vehicle includes a gear arrangement with at least two gear elements moveable relative to one another acts in a torque transmission path between an internal combustion engine and a transmission. The gear arrangement being connected between a drive-side flywheel mass and a gear-side flywheel mass. The gear arrangement includes at least one additional mass having a center of gravity (Sp) which is displaceable radially in relation to an axis of rotation (D) of the torque transmission path as a function of a relative position of the at least two gear elements. In the event of a change in the relative rotary angle between the flywheel masses, a moment of inertia of the torque transmission path also changes, so that there is no definite resonant point and the torque transmission path takes effect as a self-steadying system. Furthermore, the additional mass may be arranged to generate a centrifugally dependent return force directed toward a specific relative rotary angle position.

Abstract: A connection arrangement for producing a rotational connection of a hydrodynamic torque converter with a rotating shaft includes at least one connection element arrangable at a housing of the torque converter and having a first connection area connectable to the housing and a second connection area connectable to the rotating shaft, wherein the first connection area has a limited circumferential extension with respect to the rotational axis (A) of the converter. The first connection area may be arranged at the housing via a riveting.

Abstract: The invention provides a compound of formula I 1

Abstract: A hydrodynamic clutch device, particularly a hydrodynamic torque converter or fluid coupling, comprises a housing arrangement, a turbine wheel which is arranged in the housing arrangement so as to be rotatable with respect to the housing arrangement about an axis of rotation, a lockup clutch arrangement by means of which a torque-transmitting connection can be selectively produced between the housing arrangement and the turbine wheel, wherein the lockup clutch arrangement comprises a clutch element which is connected by a connection arrangement to the housing arrangement so as to be substantially fixed with respect to rotation but axially displaceable relative to it, wherein the connection arrangement comprises at least one elastically deformable connection element which is fixedly connected with the housing arrangement on the one hand and with the clutch element on the other hand.

Abstract: A water supply device for dental apparatuses which is provided with an arrangement to prevent backflow of contaminated water from any one of the dental apparatuses into the fresh water supply is characterized by providing a separate container for receiving water from the water system and a pump for pumping water from the container through lines to each of the discharge locations for the dental apparatus. In one embodiment, the pump is driven by an electrical motor and in another embodiment the pump is formed by two air-actuated piston pumps that work asynchronously. The arrangement can include a second container for disinfectant, which is discharged into the first container as fluid is added to the first container.

Abstract: An epitaxial facility with at least one reaction chamber made of dielectric material, comprising a gas inlet in the ceiling area and a gas outlet in the floor area, a gas mixer connected to the gas inlet of the reaction chamber for the infeed of reaction and scavenging gases, a polyhedral support made of graphite, which is mounted so as to be able to rotate in the reaction chamber between the gas inlet and the gas outlet and tapers toward the gas inlet, for accommodating a number of wafers, and induction heating system essentially surrounding the reaction chamber for indirect heating of the wafer support. The epitaxial facility further comprises a device for transferring the wafer support from a charging zone outside of the reaction chamber to a working position inside the reaction chamber, a device for charging the wafer support with wafers in the charging zone, and a clean-air space accommodating the facility components.