An outer rotor direct drive motor with a position encoder includes an outer rotor and a stator disposed in the outer rotor, wherein the stator includes: a stator chassis; a stator printed circuit board disposed on an side of the stator chassis, at least an excitation coil and a receiving coil being printed at the stator printed circuit board; and a stator winding disposed on the stator printed circuit board; wherein the outer rotor changes a coupling strength between the excitation coil and the receiving coil. The present invention has the following advantages: the installation method is flexible, and supports through-shaft installation without occupying too much space of the motor body; the sensor structure is stable, the rotor scale area and the induction coil are all printed on the printed circuit board, even in the case where the rotational speed is too fast, deformation or cracking will not be occurred.

An outer rotor direct drive motor with a position encoder includes an outer rotor and a stator disposed in the outer rotor, wherein the stator includes: a stator chassis; a stator printed circuit board disposed on an side of the stator chassis, at least an excitation coil and a receiving coil being printed at the stator printed circuit board; and a stator winding disposed on the stator printed circuit board; wherein the outer rotor changes a coupling strength between the excitation coil and the receiving coil. The present invention has the following advantages: the installation method is flexible, and supports through-shaft installation without occupying too much space of the motor body; the sensor structure is stable, the rotor scale area and the induction coil are all printed on the printed circuit board, even in the case where the rotational speed is too fast, deformation or cracking will not be occurred.

A robot device includes a first link and a second link coupled to the first link via an elbow. One or more of the first link or the second link rotates about an axis of the elbow. The robot device further includes a generator disposed in the elbow. The generator is configured to generate electrical power based on relative angular mechanical movement associated with the elbow. The robot device further includes an end effector configured to transport a substrate within a substrate processing system. The end effector is disposed at a distal end of the second link. The end effector is to receive the electrical power generated by the generator.

A robot device includes a first link and a second link coupled to the first link via an elbow. One or more of the first link or the second link rotates about an axis of the elbow. The robot device further includes a generator disposed in the elbow. The generator is configured to generate electrical power based on relative angular mechanical movement associated with the elbow. The robot device further includes an end effector configured to transport a substrate within a substrate processing system. The end effector is disposed at a distal end of the second link. The end effector is to receive the electrical power generated by the generator.

A robot device includes a first link and a second link coupled to the first link via an elbow. One or more of the first link or the second link rotates about an axis of the elbow. The robot device further includes a generator disposed in the elbow. The generator is configured to generate electrical power based on relative angular mechanical movement associated with the elbow. The robot device further includes an end effector configured to transport a substrate within a substrate processing system. The end effector is disposed at a distal end of the second link. The end effector is to receive the electrical power generated by the generator.

A robot device includes a first link and a second link coupled to the first link via an elbow. One or more of the first link or the second link rotates about an axis of the elbow. The robot device further includes a generator disposed in the elbow. The generator is configured to generate electrical power based on relative angular mechanical movement associated with the elbow. The robot device further includes an end effector configured to transport a substrate within a substrate processing system. The end effector is disposed at a distal end of the second link. The end effector is to receive the electrical power generated by the generator.

An outer rotor direct drive motor with a position encoder includes an outer rotor and a stator disposed in the outer rotor, wherein the stator includes: a stator chassis; a stator printed circuit board disposed on an side of the stator chassis, at least an excitation coil and a receiving coil being printed at the stator printed circuit board; and a stator winding disposed on the stator printed circuit board; wherein the outer rotor changes a coupling strength between the excitation coil and the receiving coil. The present invention has the following advantages: the installation method is flexible, and supports through-shaft installation without occupying too much space of the motor body; the sensor structure is stable, the rotor scale area and the induction coil are all printed on the printed circuit board, even in the case where the rotational speed is too fast, deformation or cracking will not be occurred.

An outer rotor direct drive motor with a position encoder includes an outer rotor and a stator disposed in the outer rotor, wherein the stator includes: a stator chassis; a stator printed circuit board disposed on an side of the stator chassis, at least an excitation coil and a receiving coil being printed at the stator printed circuit board; and a stator winding disposed on the stator printed circuit board; wherein the outer rotor changes a coupling strength between the excitation coil and the receiving coil. The present invention has the following advantages: the installation method is flexible, and supports through-shaft installation without occupying too much space of the motor body; the sensor structure is stable, the rotor scale area and the induction coil are all printed on the printed circuit board, even in the case where the rotational speed is too fast, deformation or cracking will not be occurred.

Provided are a power generation apparatus and an aquarium equipment. The power generation apparatus includes a water pump and a magnetic induction generator. The water pump includes a housing, a stator mounted in the housing, a first rotor assembly, and an impeller connected to the first rotor assembly. The first rotor assembly includes a first permanent magnet rotor and a first rotating shaft disposed at an axis of the first permanent magnet rotor. The first permanent magnet rotor is disposed adjacent to the stator. The magnetic induction generator is disposed adjacent to the stator or to the first permanent magnet rotor and is operative to be coupled to an electric device. The stator includes a coil winding operative to be coupled to an external power source, so that when the coil winding is coupled to an input alternating current, the first permanent magnet rotor rotates enabling the magnetic induction generator to generate an induced current to power up the electric device. The aquarium equipment includes the power generation apparatus described above.

Provided are a power generation apparatus and an aquarium equipment. The power generation apparatus includes a water pump and a magnetic induction generator. The water pump includes a housing, a stator mounted in the housing, a first rotor assembly, and an impeller connected to the first rotor assembly. The first rotor assembly includes a first permanent magnet rotor and a first rotating shaft disposed at an axis of the first permanent magnet rotor. The first permanent magnet rotor is disposed adjacent to the stator. The magnetic induction generator is disposed adjacent to the stator or to the first permanent magnet rotor and is operative to be coupled to an electric device. The stator includes a coil winding operative to be coupled to an external power source, so that when the coil winding is coupled to an input alternating current, the first permanent magnet rotor rotates enabling the magnetic induction generator to generate an induced current to power up the electric device. The aquarium equipment includes the power generation apparatus described above.