The rolling groove opening of one latter rolling groove faces the rolling groove bottom of one preceding rolling groove.

The energy management system is adjustable between a first configuration and a second configuration, and includes a hydraulic rotating machine and an electric rotating machine coupled to the hydraulic rotating machine.

The rotating window assembly includes a support base (14) and a rotating window (12) rotatably mounted to the support base.

The rotary ring (7) is rotary mounted with the arm (5).

The rotary armature is supported on the core by a rotating shaft.

A rotatable sheath is rotatably disposed about a portion of the catheter.

The emulsion is supplied to a rotating surface of a rotating surface reactor.

A sputtering system comprises a rotatable cathode (802), a turnable stage (801), and a turnable shielding plate (805).

A revolving handle is provided on the rotary part outside the first housing.

The suction device for a cleaner has a first rotating brush and a second rotating brush placed parallel to the first rotating brush.

The rotary socket involves a socket hole in each rotary chain.

The rotary drill (10) may further be used in a rotary drilling machine.

Disclosed herein are a hook with rotating saddle and a rotatable mono axial pedicle screw.

The rotating structure is rotatably coupled to the stationary base structure.

The rotating plate (1) is rotatably installed on a top cover (60).