A drive device for a pivoting vehicle flap, includes a first housing part (3), a second housing part (4), wherein the first housing part (3) and the second housing part (4) are designed to be movable toward each other in the direction of the axial extension (x) of the drive device (1), a spindle rod (12) rotatably arranged on one of the first housing part (3) and the second housing part (4) and a spindle nut (13) arranged in a rotatably fixed manner on the other of the first housing part (3) and the second housing part (4), a braking device (19), comprising a first brake element, which is connected to the spindle rod (12) in a rotatably fixed manner, a second brake element, which is connected to one of the first housing part (3) and the second housing part (4) in a rotatably fixed manner, wherein the first brake element can interact with the second brake element in order to generate a brake force, and a magnet arrangement for generating a magnetic field. The drive device (1) is for a pivoting vehicle flap, to provide automatic pivoting and a flexible holding force for the vehicle flap, such that at least one of the first brake element and the second brake element can be displaced in the axial direction (x) of the spindle rod (12) by the magnetic field.

Provided is a motorized drive system for actuating a door, including at least one gear having a spindle axis and a drive axis, wherein the gear assembly is designed to convert a rotational movement about the drive axis into a rotational movement about the spindle axis; at least one spindle assembly having a threaded spindle which can be rotated about a spindle axis, wherein the threaded spindle is mechanically coupled to a part of the gear assembly that can be rotated about the spindle axis, and at least one drive assembly for driving the threaded spindle with a drive shaft, wherein the drive shaft is mechanically coupled to a part of the gear assembly that can be rotated about the drive axis.

A vehicle door checker integrated with a power drive unit for an automobile door includes a direct current permanent magnet electric motor subject to cogging torque. The electric motor includes a central shaft. The vehicle door checker also includes a cogging torque increase device that is mounted to the central shaft externally of the motor. The cogging torque increase device includes pairs of oppositely magnetized permanent magnets that are mounted coaxially in a stator and rotor respectively about the motor shaft. The stator magnets and the rotor magnets shift into and out of alignment with each other as the shaft is rotated such that the motor is held in multiple discrete stable positions that correspond to check positions of an automobile door.

The invention relates to a drive train of a drive (2) for the motorized displacement of a closure element (3) of a motor vehicle, wherein at least one friction engagement mechanism (6) is provided in order to provide a friction torque, wherein the friction engagement mechanism (6) is a component of a coupling mechanism (7) of the drive train (1) for coupling two drive components (11, 12) of the drive train (1) in a rotationally secure manner, wherein the coupling mechanism (7) is coupled in a rotationally secure manner via a motor-side coupling piece (7a) to a motor-side component of the drive components (11) and via a coupling piece (7b) remote from the motor to a component remote from the motor of the drive components (12), wherein the coupling mechanism (7) has a plurality of friction engagement elements (8, 9, 10) which can be rotated about a drive axle (X) and which are arranged coaxially relative to each other and which form the friction engagement mechanism (6), wherein a central element of the friction engagement elements (8) is in frictional engagement with two additional elements of the friction engagement elements (9, 10). It is proposed that the friction engagement elements (8, 9, 10) be arranged concentrically relative to each other at least in portions and that the central friction engagement element (8) be a tolerance ring (13) and be clamped radially between the two additional elements of the friction engagement elements (9, 10) in order to provide a friction engagement connection.

A door presenting device for a motor vehicle door element having an electric drive unit and an actuating means, wherein the actuating means can be adjusted by means of the drive unit and a gear mechanism arranged between the actuating means and the drive unit, with the result that a movement of the door element can be enabled, and further having a locking means. The door element can be maintained in position by means of the locking means and the locking means can be electrically actuated, namely indirectly, preferably manually, actuated.

A profile learning system for cooperative control of a dual actuator applied to opposite sliding doors may include a first position sensor configured to detect a position of a door that operates in a first direction along a rail; a spindle assembly including a spindle that operates in a second direction with respect to the door to prevent the door from rattling; first and second motors engaged to the door and the spindle assembly and configured to provide driving power to the door and the spindle assembly, respectively; a memory unit configured to store the position of the door; and a control unit configured to adjust an output of the second motor configured for a predetermined time period and to determine learning success or learning failure for complete opening or closing of the door based on the position of the door when a stall state is detected due to a difference in stroke between the first motor and the second motor.

A latching mechanism for facilitating opening and closing of a closure panel of a vehicle, the latch mechanism comprising: a first latch mounted in a first location to one of a body of the vehicle and the closure panel, the first location positioned on a first side of the vehicle, the first latch coupling the closure panel to the body of the vehicle when engaged with a corresponding first mating latch component; a second latch mounted in a second location to one of the body and the closure panel, the second location positioned on a second side of the vehicle, the second latch coupling the closure panel to the body of the vehicle when engaged with a corresponding second mating latch component; wherein one of the first latch and the second latch is maintained in a latched state and the other of the first latch and the second latch is in an unlatched state when the closure panel is moved between an open position and a closed position.

A domestic electrical appliance includes an appliance main body having an access opening to a usable chamber formed inside the appliance main body, and a door which is movably mounted on the appliance main body and which in an open position frees the access opening and in a closed position closes the access opening, a door latch for holding the door closed in the closed position, and a door opener, structurally separate from the door latch, for opening the closed door. The door opener includes a first coupling structure displaceably arranged on one of the appliance main body and the door, an electrically controllable drive unit for driving the first coupling structure, and a second coupling structure arranged on the other of the appliance main body and the door. The first and second coupling structure are configured for push- and pull-transmitting but releasable coupling engagement with one another.

An exemplary armature assembly is configured for use with a door closer comprising a pinion, and generally includes a first arm configured for rotational coupling with the pinion, a second arm pivotably coupled to the first arm at a pivot joint, and a hold-open mechanism. The hold-open mechanism generally includes a clutch having a decoupling and a coupling state, and an electromechanical driver operable to transition the clutch between the coupling state and the decoupling state. With the clutch in the decoupling state, a first torque is operable to cause relative pivoting of the arms. With the clutch in the coupling state, the first torque is inoperable to cause relative pivoting of the arms, and a second torque greater than the first torque is operable to cause relative pivoting of the arms.

A vehicle includes a vehicle body having a door frame defining a door aperture, a vehicle door, a rail mounted on the vehicle body, a roller unit mounted on the vehicle door and configured to move along the rail and allow the vehicle door to open and close in a sliding mode and a swing mode, a center rail extending from an edge of the door aperture, and a center roller unit including rollers configured to be guided along the center rail, a roller bracket having the rollers mounted thereon, a roller-side hinge element connected to the roller bracket, and a door-side hinge element rotatably connected to the roller-side hinge element, wherein the roller-side hinge element and the door-side hinge element are releasably connected.