A friction brake including a shaft having an input end and an output end, at least one lock collar, at least one tolerance ring disposed between the lock collar and the shaft providing an interference fit therebetween, and a locking component adapted to engage the lock collar to prevent rotation of the lock collar.

The invention relates to a hinge (10) for closing panels of the access opening of refrigerated cabinets, where said hinge (10) comprises: —a casing that can be fixed to a fixed frame of the access opening, where said casing contains a mechanism configured to allow tire rotation of said panel about an axis (X) between a closed position and an open position of the access opening of the refrigerated cabinet, —an elastic return means (53) to allow the return from the open position to the closed position of the panel: characterised in that said hinge (10) comprises a braking element (100) configured to interact with the aforesaid mechanism to brake the closing movement of the panel generated by said elastic return means (53).

A system for controlling a motion of a door of a vehicle comprising: at least one user interface device comprising a control device, the control device being in operable communication with a door check mechanism configured for resisting the motion of the door relative to a vehicle body, wherein operation of the control device controls operation of the door check mechanism. The door check mechanism can comprise: a linkage coupled between a vehicle body and the door, the linkage configured to pivot about an axis; and a brake assembly coupled to the linkage for applying a resistive force to the linkage to resist rotation of the linkage about the axis.

A hinge assembly, including a rotating shaft and a pair of cams, is provided. The cams are sleeved on the rotating shaft so as to be rotatable relative to each other. The pair of cams respectively has a first flat surface and a second flat surface facing each other, and a curved surface adjacent to the first flat surface and the second flat surface. The first flat surface of one of the cams passes by the curved surface to move from one flat surface to the other flat surface of the other cam, so as to enable the pair of cams to move relatively away or closer along an axial direction of the rotating shaft. The curved surfaces of the cams are in surface contact when the first flat surface passes by the curved surface. A portable electronic device is also provided.

A spindle drive for the motor-driven adjustment of an adjustable element including a housing, a body connector, an adjustable element connector, a spindle nut, a spindle disposed in the housing and operatively connected to the spindle nut and the adjustable element. Either the spindle translate along a drive axis, extending in an axial direction, to move the adjustable element between an open position and a closed position, a planetary gear assembly operatively coupled to and disposed between the spindle nut and the motor, the planetary gear assembly including, a sun wheel, a planet carrier, a gear carried by the planet carrier, an annulus connected to the housing and arranged coaxially to the sun wheel, and a first frictional element non-rotatably fixed with respect to the housing and connected to either the planet gear or the planet carrier. The first frictional element brakes movement of the spindle or the spindle nut.

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.

The description relates to hinged devices, such as hinged computing devices. One example can include first and second portions that rotate around a hinge shaft that is fixedly secured to the first portion and rotationally secured to the second portion. The second portion defining a first contact surface spaced apart from a second contact surface. Multiple friction clips friction fit around the hinge shaft and rotating with the hinge shaft between the first contact surface and the second contact surface.

An arrangement (16) for controlling movements of an access member (12) relative to a frame (14), the arrangement (16) comprising abase section (18) for connection to either the access member (12) or the frame (14); a fixation part (20) for connection to the other of the access member (12) and the frame (14); a flexible elongated element (22) configured to be tensioned to thereby force the base section (18) and the fixation part (20) to move towards each other in a relative closing movement (86); and a braking device (82) arranged to brake a speed of the relative closing movement (86).

A casement window operator includes a linear input mechanism configured to be mounted to a stationary frame of a casement window, a linear to rotary motion converter operably coupled to an output of the linear input mechanism, a gear reducer operably coupled to an output of the rotary motion converter, and a sash arm operably coupled to an output of the gear reducer to rotate in conjunction with the output of the gear reducer. The sash arm is configured to extend from the stationary frame of the casement window to a rotatable window sash of the casement window.

A clutch mechanism comprising: a first connection for coupling the clutch mechanism to a motor shaft; a second connection for coupling the clutch mechanism to a driven element; a ratchet having a plurality of notches; a pawl body having pivotally mounted thereon a plurality of pawls; each of the plurality of pawls having a respective lobe for engaging with a respective one of the plurality of notches; and one or more resilient elements for biasing the plurality of pawls into engagement with the plurality of notches; wherein a first set of the plurality of pawls inhibits decoupling of the pawl body from the ratchet in a first rotation direction and a second set of the plurality of pawls inhibits decoupling of the pawl body from the ratchet in a second rotation direction, such that the second rotation direction is opposite to the first rotation direction.