A device for supporting an electronic display includes a base, a display mount having a first position and a second position relative to the base, and a connection mechanism positioned between the base and the display mount. The connection mechanism is configured to rotate and translate the display mount from the first position to the second position according to a torque curve. The torque curve includes a discovery stage adjacent the first position, an initiation stage rotationally after the discovery stage, and an approach stage rotationally after the initiation stage. The connection mechanism applies a force toward the first position in the discovery stage. The connection mechanism having an initiation force applied toward the first position that is greater than the force in the discovery stage. The approach stage having an approach force applied toward the second position.

A shift lever assembly includes a shift lever, a folding device, and a fold interlock device. The shift lever is adapted to move between park and gear positions. The shift lever includes a base structure and an arm pivotally engaged to the base structure about a first axis. The folding device is adapted to pivotally move the arm with respect to the base structure about the first axis and between deployed and stowed states. The fold interlock device is adapted to move between locked and released positions, and includes a locking member adapted to abut the arm in a circumferential direction with respect to the first axis when in the locked position to prevent movement from the deployed state to the stowed state, and to circumferentially clear the arm when in the released position to enable actuation of the folding device from the deployed state to the stowed state.

The present disclosure provides a driving mechanism configured to drive a target object to perform a linear motion, wherein the target object includes at least one of a plurality of leaves of a multi-leaf collimator. The driving mechanism may include an output component including an output member. The driving mechanism may also include a transmission component configured to operably connect the output component and the target object. The transmission component may include an output end and an input end. The input end may be operably connected with the output member. The output end may be operably connected with the target object. A linear velocity of the output end may be larger than a linear velocity of the input end.

A gear arrangement comprising: a housing having a gear axis and a housing stop, the housing stop having a first and second abutment; a rotatable member mounted on the gear axis having a first side having a first stop and a second having a second stop, the first stop is positioned between the first abutment and the second abutment; and a gear mounted on the gear axis having a first gear side, and a second gear side having a gear stop, the gear stop is engageable and disengageable with the second stop during rotation of the gear about the gear axis, the rotatable member positioned between the housing and the gear; wherein said rotation of the gear is hindered while the gear stop and the second stop are engaged when the first stop enters into engagement with either the first abutment or the second abutment.

The present disclosure relates to a transmission mechanism for a base station antenna, and a base station antenna including the transmission mechanism. The transmission mechanism includes a motor and at least one connecting rod, wherein a gear mechanism is provided on a first end of the connecting rod, and the motor drives the connecting rod to rotate via the gear mechanism; and wherein a worm gear unit is provided on a second end of the connecting rod opposite to the first end, and the worm gear unit is configured to drive a movable element of a phase shifter when the connecting rod rotates. The transmission mechanism according to the present disclosure can generate greater driving force through the worm gear unit, and has a shorter axial length and a smaller height, and thus is particularly suitable for a more compact and thinner 5G base station antenna.

A robot includes elbows connecting forearms rotatably to upper arms with two rotational degrees of freedom. The elbow includes: an elbow joint connecting the forearm and the upper arm with two rotational degrees of freedom; an elbow drive main link; an elbow drive auxiliary link; a forearm-side main link attaching unit attached with one end of the elbow drive main link with two rotational degrees of freedom, and provided in the forearm; an elbow-drive-main-link-side auxiliary link attaching unit attached with one end of the elbow drive auxiliary link with two rotational degrees of freedom, and provided on the elbow drive main link; and two linear actuators for moving two upper-arm-side link attaching units each attached with the other end of either the elbow drive main link or the elbow drive auxiliary link with two rotational degrees of freedom, and provided so as to be movable along the upper arm.

A driving device including a drive shaft and a first engaging member. The drive shaft rotates around a first axis. The first engaging member is disposed on the first axis to rotate integrally with the drive shaft. The power transmission mechanism includes a second engaging member, a propeller shaft, a piston, and a reduction gear. The second engaging member is disposed on the first axis engageable with/disengageable from the first engaging member. The propeller shaft is rotatable integrally with the second engaging member around the first axis. The piston reciprocates the second engaging member between a first position and a second position along a direction of the first axis. The reduction gear is joined to the other end side of the propeller shaft to decelerate the rotation of the propeller shaft. The reduction gear causes an output shaft joined to an object to rotate around a second axis.

A brake disc release device, a turning device, and an elevator rescue package and method. The brake disc release device comprises: an actuating mechanism; a gear connected to a first end of the actuating mechanism; a first slider capable of sliding along a first guide piece and comprising a rack portion for engagement with the gear and a first wedge portion; a second slider capable of sliding along a second guide piece and comprising a second wedge portion for engagement with the first wedge portion of the first slider; and a pulling cable having a first end connected to the second slider and a second end connected to the brake disc.

A motor-driven articulated haptic interface arm includes: a frame; an arm linked to the frame and rotationally mobile about an axis; and a motor, which delivers at least one torque about the axis countering at least one part of forces applied to the arm by its environment. A main transmission transmits the torque to the arm and includes a capstan-type cable reducer, and an auxiliary transmission transmits the torque to the arm. The auxiliary transmission is capable of taking at least two states: an inactive state, when the forces applied to the arm by its environment are below a predetermined threshold, in which the auxiliary transmission transmits no torque to the arm; and an active state when the forces applied to the arm by its environment are higher than a predetermined threshold, in which the main transmission transmits no torque to the arm.

Methods and systems include an actuator 40 adapted to provide drive power and hold power to an external device. A motor 34 provides for driving the external device to a determined position when the motor 34 is energized. A switching circuit is configured to energize the motor 34 with a high voltage to drive the external device to the determined position and energize the motor 34 with a low voltage to hold the external device in the determined position.