The present invention provides a vibration motor including an installation housing having a through opening; a vibrator; an elastic member suspending the vibrator; a stator; a magnet; a coil; and a flexible circuit board. The flexible circuit board includes a first conduction part, a second conduction part, and a bending part. The vibration motor further comprises a connection bracket having a first connection part connected to the vibrator and a second connection part connected to the elastic member. By virtue of the configuration described in the invention, the assembly accuracy of the vibration motor is ensured.

The present invention provides a vibration motor including an installation housing having a through opening; a vibrator; an elastic member suspending the vibrator; a stator; a magnet; a coil; and a flexible circuit board. The flexible circuit board includes a first conduction part, a second conduction part, and a bending part. The vibration motor further comprises a connection bracket having a first connection part connected to the vibrator and a second connection part connected to the elastic member. By virtue of the configuration described in the invention, the assembly accuracy of the vibration motor is ensured.

The present invention provides a vibration motor having a housing with an accommodation space; a stator having an iron core, a coil, and a yoke; and a vibrator. The vibrator includes a magnetic circuit system having a magnet group, and a pole plate arranged at a side of the magnet group away from the stator. The vibration motor further has an elastic support member supporting the vibrator, and an interval between the stator and the magnet group. The yoke is opposite to the magnet group, and includes a groove formed from a surface opposite to the magnet group away from the magnet group. One of the objects of the present invention is to provide a vibration motor which improves stability of the whole system and reduces negative stiffness.

The present invention provides a vibration motor having a housing with an accommodation space; a stator having an iron core, a coil, and a yoke; and a vibrator. The vibrator includes a magnetic circuit system having a magnet group, and a pole plate arranged at a side of the magnet group away from the stator. The vibration motor further has an elastic support member supporting the vibrator, and an interval between the stator and the magnet group. The yoke is opposite to the magnet group, and includes a groove formed from a surface opposite to the magnet group away from the magnet group. One of the objects of the present invention is to provide a vibration motor which improves stability of the whole system and reduces negative stiffness.

A plural magnet arrangement of a matrix of rows and columns having an altered magnet field alignment of a plurality of the magnets in a matrix comprising rows and columns of magnets in such a manner that there are at times a co-existing combination of changing attractive and repelling magnetic field regions all throughout the coil winding volume, reducing the counter electromotive force (voltage) during electrically connecting a load to the coil winding terminals and extends the time duration of the output voltage waveform and this is accomplished wherein the rotational torque required to rotate the centre magnet through the coil of which it is centred within is reduced.

A plural magnet arrangement of a matrix of rows and columns having an altered magnet field alignment of a plurality of the magnets in a matrix comprising rows and columns of magnets in such a manner that there are at times a co-existing combination of changing attractive and repelling magnetic field regions all throughout the coil winding volume, reducing the counter electromotive force (voltage) during electrically connecting a load to the coil winding terminals and extends the time duration of the output voltage waveform and this is accomplished wherein the rotational torque required to rotate the centre magnet through the coil of which it is centred within is reduced.

Embodiments of an electrical power generation device and methods of generating power are disclosed. One such method comprises creating magnetic flux forces generally transverse to a face of a magnet facing a center of a cylinder, moving a coil of wound conductive material partially through the center opening of the cylinder to produce the electric current and, routing resistive forces generated from the moving coil through an iron core, wherein the first coil is positioned concentrically about a first portion of the core, and further routing the resistive forces around the cylinder.

Embodiments of an electrical power generation device and methods of generating power are disclosed. One such method comprises creating magnetic flux forces generally transverse to a face of a magnet facing a center of a cylinder, moving a coil of wound conductive material partially through the center opening of the cylinder to produce the electric current and, routing resistive forces generated from the moving coil through an iron core, wherein the first coil is positioned concentrically about a first portion of the core, and further routing the resistive forces around the cylinder.

An actuator according to various embodiments of the present invention comprises: a stator including a bracket, a yoke located on the bracket, and a coil for encompassing the circumference of the yoke; a permanent magnet encompassing the circumference of the coil; a vibrator including a weight encompassing the circumference of the permanent magnet, and a plate for supporting the permanent magnet and the weight; an elastic member located between the bracket and the vibrator so as to support the vibrator; and a magnetic fluid which is located between the vibrator and the stator, and which provides damping stability when the vibrator vibrates, wherein the weight of the magnetic fluid can be between 0.24% to 0.71% on the basis of the weight of the vibrator. Other various embodiments are possible.

An actuator according to various embodiments of the present invention comprises: a stator including a bracket, a yoke located on the bracket, and a coil for encompassing the circumference of the yoke; a permanent magnet encompassing the circumference of the coil; a vibrator including a weight encompassing the circumference of the permanent magnet, and a plate for supporting the permanent magnet and the weight; an elastic member located between the bracket and the vibrator so as to support the vibrator; and a magnetic fluid which is located between the vibrator and the stator, and which provides damping stability when the vibrator vibrates, wherein the weight of the magnetic fluid can be between 0.24% to 0.71% on the basis of the weight of the vibrator. Other various embodiments are possible.