摘要:
In a camshaft unit, particularly of an internal combustion engine, comprising a camshaft connected to a drive unit to be driven thereby, a phase displacement unit including an actuating gear and a control unit with a rotor and a stator unit in the form of a brake element for adjusting a phase relation between the drive unit and the camshaft, and a bearing device for supporting part of the control unit, the bearing device is designed to accommodate radial tolerances between the stator element and the rotor element.
摘要:
In an internal combustion engine valve drive train switching arrangement with a switching unit, the switching unit includes at least two control structure arranged at adjacent ends of at least two switching devices of the actuating units and an actuating unit cooperating with at least one control track formed by the switching devices of the actuating unit.
摘要:
In a valve drive train device of an internal combustion engine, comprising a phase adjustment device for the adjustment of a phase position between a primary cam and a secondary cam which belong to a same category and which are arranged coaxial with one another, at least one is assigned to a pair of cams for executing a valve lift changeover so as to allow the valve drive train device to be instantly adjusted to a momentary operating situation.
摘要:
In a camshaft unit, particularly of an internal combustion engine, comprising a camshaft connected to a drive unit to be driven thereby, a phase displacement unit including an actuating gear and a control unit with a rotor and a stator unit in the form of a brake element for adjusting a phase relation between the drive unit and the camshaft, and a bearing device for supporting part of the control unit, the bearing device is designed to accommodate radial tolerances between the stator element and the rotor element.
摘要:
In an internal combustion engine valve drive switching device with a switching unit, the switching unit includes an implementation unit for implementing a first switching process based on at least one signal and thereafter, to implement a second switching process independently of an electronic evaluation.
摘要:
In an internal combustion engine valve drive train switching arrangement with a switching unit, the switching unit includes at least two control structure arranged at adjacent ends of at least two switching devices of the actuating units and an actuating unit cooperating with at least one control track formed by the switching devices of the actuating unit.
摘要:
In a camshaft adjusting device comprising an adjusting mechanism for adjusting the phase positions of first and second camshafts with respect to a crankshaft driving the camshaft adjusting device, the adjusting mechanism includes an adjustment input and first and second outputs connected to the first and second camshafts respectively, with first and second transmission ratios, respectively, for changing the phase angles between the drive input and the first and second outputs respectively, at different rates when the adjustment input is actuated.
摘要:
In a phase adjustment device for a valve drive mechanism of an internal combustion engine, in particular a camshaft adjustment device, with a phase adjustment unit which, for adjusting a phase position in a normal operating mode, comprises a coupling unit for controlling an adjustment gear element by applying a braking force, and with a failsafe adjustment arrangement for setting a defined fail-safe phase position in a fail-safe operating mode, the adjustment unit includes mechanical means for varying the braking force of the coupling unit of the phase adjustment unit for setting the phase angle to a controllable failsafe phase angle position.
摘要:
In an internal combustion engine valve drive train switching device, at least one safety device is provided for preventing an unscheduled switching of a valve train switching unit.
摘要:
In a valve drive train arrangement for an internal combustion engine having a camshaft with a cam element axially displaceable supported on the camshaft and having a stop for limiting the axial movement of the cam element, the stop has at least one stop element extending radially from the camshaft for engagement with the cam element.