Transmission
OwnerUlrich Rohs, Christoph Draeger +1inventors
InventorsUlrich Rohs, Christoph Draeger, Werner Brandwitte
Life of this patent
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Abstract
In a transmission having two revolving transmission elements, each of which has at least one running surface for a revolving coupling element, at least one running surface having at least two running paths for the coupling element having different running radii and the two transmission elements being braced, while incorporating the coupling element, via a bracing device which presses the two transmission elements against the coupling element with a variable pressure, the bracing device comprises a pressure device connected in series with a spring element.
Claims80
A transmission having two revolving transmission elements, each of which has at least one running surface for a revolving coupling element, said at least one running surface having at least two running paths for the coupling element having different running radii and the two transmission elements being braced, with the coupling element incorporated, via a bracing device which presses the two transmission elements against the coupling element with a variable pressure,
- wherein the bracing device comprises a spring element (13) which transmits both the variable pressure and a torque between the running surface (12) of the first transmission element (4) and the bracing device and/or between the running surface (12) of the first transmission element and the pressure device (8).
A transmission having two cones as revolving transmission elements, each of which has at least one running surface for a revolving ring as a revolving coupling element, said at least one running surface having at least two running paths for the coupling element having different running radii, said ring surrounding one of said cones and passing through a constant gap between said transmission elements, said two transmission elements being braced, with the coupling element incorporated, via a bracing device which presses the two transmission elements against the coupling element with a variable pressure,
- wherein a displacement of components (4, 11, 13, 14, 15, 16) of the pressure device caused by a torque is used to measure the torque.
A revolving transmission having at least two revolving transmission elements, which may transmit a torque frictionally via a coupling element,
- wherein a disengagement point, such as a startup clutch and/or a converter (Trilok converter), a friction disk arrangement, a hydraulic clutch, or a synchronization is provided on the output side.
A revolving transmission having at least two revolving transmission elements, which may transmit a torque frictionally via a coupling element,
- wherein a disengagement point, such as a startup clutch and/or a converter (Trilok converter 20), a friction disk arrangement, a hydraulic clutch, or a synchronization (3) is provided on the drive side.
A revolving transmission comprising at least two partial transmissions, each of said partial transmissions having at least two revolving transmission elements, which may transmit a torque frictionally via a coupling element,
- wherein said two partial transmissions (1, 2;
- 101, 102) are each brought together and/or engage with their output (26, 126;
- 29;
- 129) at a drive (27;
- 127) of the following transmission path (15, 115) a continuously variable partial transmission is positioned between two power dividers (41, 42), such as a differential gear part or a planetary gear part, at least one input of the continuously variable partial transmission being mechanically connected to at least one output of an input-side power divider and at least one output of the continuously variable partial transmission being mechanically connected to at least one input of an output-side power divider.
A revolving transmission comprising at least two partial transmission paths being positioned between an input-side power divider (41) and an output-side power divider (42),
- wherein one of said partial transmission paths comprises a continuously variable transmission, said continuously variable transmission having two cones as revolving transmission elements, each of which has at least one running surface for a revolving ring as a revolving coupling element, said ring surrounding one of said cones and passing through a constant gap between said transmission elements, wherby torque is transmitted frictionally between said two cones via said revolving ring, and whereby at least one input of the continuously variable partial transmission being mechanically connected to an output of said input-side power divider and at least one output of the continuously variable partial transmission being mechanically connected to an input of said output-side power divider.
A revolving transmission comprising at least a continuously variable transmission, said continuously variable transmission having two cones as revolving transmission elements, each of which has at least one running surface for a revolving ring as a revolving coupling element, said ring surrounding one of said cones and passing through a constant gap between said transmission elements, whereby said cones transmit a torque frictionally via a coupling element,
- wherein said continuously variable transmission is positioned between two power dividers (41, 42), whereby at least one input of the continuously variable partial transmission is mechanically connected to at least one output of an input-side power divider and at least one output of the continuously variable partial transmission is mechanically connected to at least one input of an output-side power divider.
A revolving transmission having at least two revolving transmission elements, which may transmit a torque frictionally,
- wherein at least one forward gear and at least one reverse gear are implemented by a differential gear part (23) being positioned in series with said two transmission elements, at least one assembly of the differential gear part being able to be fixed alternately with the housing and/or with another assembly of the differential gear part.
A transmission having two revolving transmission elements, each of which has at least one running surface for a revolving coupling element, said at least one running surface having at least two running paths for the coupling element having different running radii, the revolving coupling element having an inlet and an outlet region, which are positioned around the circumference in front of and behind, respectively, a contact region, in which the coupling element is a contact with at least one transmission element,
- wherein said coupling element is held by a single-sided holder.
A transmission having two revolving transmission elements, each of which has at least one running surface for a revolving coupling element, said at least one running surface having at least two running paths for the coupling element having different running radii, the revolving coupling element having an inlet and an outlet region, which are positioned around the circumference in front of and behind, respectively, a contact region, in which the coupling element is a contact with at least one transmission element,
- wherein the revolving coupling element is only in contact with a holding device (481) in the inlet region.
A transmission having two revolving transmission elements, each of which has at least one running surface for a revolving coupling element, said at least one running surface having at least two running paths for the coupling element having different running radii, the revolving coupling element having an inlet and an outlet region, which are positioned around the circumference in front of and behind, respectively, a contact region, in which the coupling element is a contact with at least one transmission element,
- comprising an actuator (463;
- 484) for said coupling element, said actuator being implemented without play through pre-tension.
A transmission having two revolving transmission elements, each of which has at least one running surface for a revolving coupling element, said at least one running surface having at least two running paths for the coupling element having different running radii, the revolving coupling element having an inlet and an outlet region, which are positioned around the circumference in front of and behind, respectively, a contact region, in which the coupling element is a contact with at least one transmission element, comprising a holding device for positioning said coupling element at said running radii,
- comprising a holding device (462;
- 481) for said coupling element, said holding device being implemented without play through pre-tension.
A transmission having two revolving transmission elements, each of which has at least one running surface for a revolving coupling element, said continuously variable transmission having two cones as revolving transmission elements, each of which has at least one running surface for a revolving ring as a revolving coupling element, said ring surrounding one of said cones and passing through a constant gap between said transmission elements, whereby said cones transmit a torque frictionally via a coupling element, said at least one running surface having at least two running paths for the coupling element having different running radii, comprising a holding device for positioning said coupling element at said running radii,
- comprising an additional stationary holding device for the coupling element, through which the coupling element may be held alternately in a defined running path.
A transmission having two revolving transmission elements, each of which has at least one running surface for a revolving coupling element, said continuously variable transmission having two cones as revolving transmission elements, each of which has at least one running surface for a revolving ring as a revolving coupling element, said ring surrounding one of said cones and passing through a constant gap between said transmission elements, whereby said cones transmit a torque frictionally via a coupling element, said at least one running surface having at least two running paths for the coupling element having different running radii, comprising a holding device for positioning said coupling element at said running radii,
- comprising detection of the end positions of the coupling element through a sensor, particularly electrically.
A transmission having two revolving transmission elements, each of which has at least one running surface for a revolving coupling element, said continuously variable transmission having two cones as revolving transmission elements, each of which has at least one running surface for a revolving ring as a revolving coupling element, said ring surrounding one of said cones and passing through a constant gap between said transmission elements, whereby said cones transmit a torque frictionally via a coupling element, said at least one running surface having at least two running paths for the coupling element having different running radii, comprising a holding device for positioning said coupling element at said running radii, the revolving coupling element having an inlet and an outlet region which are positioned around the circumference in front of and behind a contact region, in which the coupling element is in contact with at least one transmission element,
- wherein end stops (466) are provided in the inlet region, against which the coupling element may run in the event of a running path change and which are positioned in such a way that they bring the axis of revolution of the coupling element into a stationary position when the coupling element runs against one of the end stops.
A transmission having two revolving transmission elements, each of which has at least one running surface (50, 51) for a revolving coupling element, at least one of the running surfaces having at least two running paths for the coupling element having different running radii and actuating means being provided, via which the coupling element may be adjusted from one of the two running paths to the other of the two running paths and which comprises an activatable actuator (415, 416;
- 455),
- wherein the actuating means comprise a safety device which adjusts the coupling element into a safety running path if the activatable actuator breaks down, whereby said safety device has a stop to fix the safety running path.
A transmission having two revolving transmission elements, each of which has at least one running surface (50, 51) for a revolving coupling element, at least one of the running surfaces having at least two running paths for the coupling element having different running radii and actuating means being provided, via which the coupling element may be adjusted from one of the two running paths to the other of the two running paths and which comprises an activatable actuator (415, 416;
- 455),
- wherein the safety device adjusts the coupling element into the safety running path at a defined speed.
A transmission having two revolving transmission elements, each of which has at least one running surface (50, 51) for a revolving coupling element, at least one of the running surfaces having at least two running paths for the coupling element having different running radii and actuating means being provided, via which the coupling element may be adjusted from one of the two running paths to the other of the two running paths and which comprises an activatable actuator (415, 416;
- 455),
- wherein the safety device comprises pre-tensioning of at least one further assembly of the actuating means.
A transmission having two revolving transmission elements, each of which has at least one running surface for a revolving coupling element, said at least one running surface having at least two running paths for the coupling element having different running radii, having a reverse gear (202) provided behind the output (204) in series with the continuously variable transmission (201).
A revolving transmission comprising at least a continuously variable transmission, whereby two continuously variable partial transmissions (306, 307) are provided, which are switched at an input and/or output element (309, 310) via a summation gear (308)
- wherein the two continuously variable partial transmissions (306, 307) have a shared transmission element (301) on the side facing away from the summation gear (308).
A revolving transmission comprising at least a continuously variable transmission, whereby two continuously variable partial transmissions (306, 307) are provided, which are switched at an input and/or output element (309, 310) via a summation gear (308)
- wherein said continuously variable transmission has at least two revolving transmission elements, which may transmit a torque frictionally via a coupling element.
A revolving transmission comprising at least a continuously variable transmission, whereby two continuously variable partial transmissions (306, 307) are provided, which are switched at an input and/or output element (309, 310) via a summation gear (308)
- wherein the two continuously variable partial transmissions (306, 307) each have an input shaft axis (349) and an output shaft axis (348, 350), positioned essentially parallel thereto in a partial transmission plane, the partial transmission planes being positioned in parallel.
A revolving transmission comprising at least a continuously variable transmission, whereby two continuously variable partial transmissions (306, 307) are provided, which are switched at an input and/or output element (309, 310) via a summation gear (308)
- wherein the two partial transmissions have a shared input shaft (301, 349).
A revolving transmission comprising at least a continuously variable transmission, whereby two continuously variable partial transmissions (306, 307) are provided, which are switched at an input and/or output element (309, 310) via a summation gear (308)
- wherein the two partial transmissions have a shared output shaft (309).
A revolving transmission comprising at least a continuously variable transmission, whereby two continuously variable partial transmissions (306, 307) are provided, which are switched at an input and/or output element (309, 310) via a summation gear (308)
- wherein a further adjustable partial transmission (321, 339, 340, 341), particularly a switching gear and/or a reverse gear, is provided between at least one of the continuously variable partial transmissions (306, 307) and the summation gear (308).
A revolving transmission comprising at least a continuously variable transmission, whereby two continuously variable partial transmissions (306, 307) are provided, which are switched at an input and/or output element (309, 310) via a summation gear (308)
- wherein at least one of the continuously variable transmissions (306, 307) may be bypassed (321, 339).
A revolving transmission comprising at least a continuously variable transmission, whereby two continuously variable partial transmissions (306, 307) are provided, which are switched at an input and/or output element (309, 310) via a summation gear (308)
- wherein the summation gear (308) has at least one fixable transmission element (312, 320).
Dependencies are inferred from the claim text.