The present disclosure relates to assembly of PCB in electronically commutated DC motors. In an aspect the present disclosure pertains to assembly of PCB in the motor that has stator windings configured with connection pins for connectivity with electronic control circuit configured on the PCB. The present disclosur...

Selection of the underground mining method in hard rock mines is one of the most important decisions that should be made by mining professional. To carry out extraction from a mineral body, selecting a proper underground stoping method is especially vital in terms of the techno-economic parameters. A new indicator -...

Aspects of the present disclosure relate to an adjustable support for a ceiling fan assembly, which can include a holding assembly, a housing containing a motor, one or more fan blades, and a canopy. Holding assembly can be configured to hold the whole fan assembly onto a ceiling in any known manner, wherein the ...

The present invention provides a stator of an external rotor motor comprising a stator core made of an annular ring with a circular space in its center to accommodate a shaft of an external rotor motor; a plurality of slots on outer periphery of the annular ring configured to hold one or more pole shoes extending ou...

Embodiments of the present disclosure relate to an apparatus, system, and method of single wire transmission of power and control signal to run a high power device using input from AC power supply. The method can work on low to mid frequencies and on all communication systems including but not limited to, DC systems...

Aspects of present disclosure relate to anover voltage protection circuit for electrical machines, including but not limited to motors such as Brushless DC motors. In one aspect, the over voltage protection circuitis operatively coupled with a power factor correction (PFC) circuit and can be configured to keep the e...