US Patent 11974669 Height-adjustable desk and telescopic posts thereof

The height adjustable desk according to the present disclose includes a work surface and at least one telescopic leg attached to the work surface. The telescopic leg has a motor, a gear set, a first rotator, and a second rotator. The gear set has a first gear connected to the motor and a second gear engaged with the first gear, wherein the motor transfers force to the second gear through the first gear. The first rotator is engaged with the second gear and the second rotator engaged with the first rotator. The motor rotates the first rotator through the gear set so that the first rotator can translate along a length of the second rotator. The first gear is located above the motor and the second gear is located above the first rotator.