Motech Solar, a division of Motech Industries Inc., is based in Taiwan. The company was ranked as the 6th largest solar cell producer in the world in 2007. Grid-connected solar photovoltaics is the fastest growing energy technology in the world. Wikipedia.

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Patent
Motech | Date: 2015-04-08

Disclose herein is a motor. The motor includes a stator assembly that has a stator core, an upper insulator covering and insulating an upper portion of the stator core, and a lower insulator covering and insulating a lower portion of the stator core, and a bus-bar assembly that has a bus-bar having a plurality of connecting terminals formed on a circular bus and a contact portion electrically connected to a coil, and a bus-bar housing accommodating the bus-bar therein. The bus-bar housing is coupled to a bus-bar seat defined in a central portion of the upper insulator.


Patent
Motech | Date: 2016-11-03

A method for manufacturing a laminated core for a motor comprises the steps of: stamping a sheet of a core of a straight form to have a form that a plurality of split cores are connected; laminating sheets of the core perpendicularly; bending the sheets of the core in a round form; and forming a connection caulking part at contact parts of yokes, which are adjacent to each other, of the bended core.


Patent
Motech | Date: 2016-11-17

Disclosed is a stator of a motor having a stator core having a plurality of teeth protruded therefrom and a slot formed between the adjacent teeth; and at least one or more L-shaped coupling members adapted to be attached to given positions on a side peripheral surface of the stator core, each L-shaped coupling member having a flat surface portion and a side wall portion, the flat surface portion 2a having a fastening hole formed thereon.


Disclosed is a stator assembly, which includes a stator core having a circular base part, a plurality of teeth radially formed on an outer face of the base part, and a tooth end portion at the end of the teeth, the stator core comprising a first coating layer formed on an entire surface of the base part and the teeth; and a second coating layer formed on a surface of the first coating layer, wherein the entire surface of the base part and the teeth is coated with the first coating layer and the entire surface coated with the first coating layer is coated with the second coating layer, and wherein the first coating layer and the second coating layer are made of insulating powder.


Patent
Motech | Date: 2015-04-08

Disclose herein is a motor. The motor includes a stator assembly that has a stator core, an upper insulator covering and insulating an upper portion of the stator core, and a lower insulator covering and insulating a lower portion of the stator core, and a bus-bar assembly that has a bus-bar having a plurality of connecting terminals formed on a circular bus and a contact portion electrically connected to a coil, and a bus-bar housing accommodating the bus-bar therein. The bus-bar housing is coupled to a bus-bar seat defined in a central portion of the upper insulator.


Patent
Motech | Date: 2016-08-17

Disclosed is a driving apparatus for a washing machine, which includes a washing shaft and a dewatering shaft which penetrate into the inside; an annular clutch holder installed at the bottom of the clutch housing; a clutch lever hinge-coupled to the clutch holder, the clutch lever consisting of a top rotating unit and a coupler receiving unit; a driving lever having a lever arm connected to the top rotating unit of the clutch lever by a linking spring to operate; a clutch coupler laid on the top of the coupler receiving unit to make up and down spline movement by the coupler receiving unit; and a motor assembly comprising a stator assembly coupled to the bottom of the clutch holder and comprising a stator core, and a rotor assembly comprising a rotor housing.


Disclosed is a method of wiring a coil in parallel around a stator having a plurality of teeth, which includes the steps of: winding the coil around a tooth starting from a top or a bottom of the stator; continuously winding the coil around an adjacent tooth when winding on the tooth is completed; cutting an end portion of the coil positioned at either the top or the bottom of the stator; wiring the cut end portion of the coil using a bus-bar; and wiring a neutral point to the other end of either the top or the bottom of the stator.


Disclosed is a variable magnetic flux motor having rotor in which two different kinds of magnets are embedded. The variable magnetic flux motor includes: a rotor; a stator located inside of the rotor; and magnets including first magnets and second magnets mounted at outer perimeter of the rotor, four pairs of second magnets being arranged by a right angle based on the rotor, a plurality of unit rotor cores being arranged between each of the four pairs of the second magnets, each of the four pairs of the second magnets is facing each other, wherein an amount of magnetic flux of the second magnets is regulated through a difference in a coercive force generated between the first magnets and the second magnets.


The motor according to the present invention is characterized by including a stator core having an upper insulator and a lower insulator combined with an upper portion and a lower portion thereof; a housing manufactured by placing the stator core in an insert injection mold, the housing being formed by a resin molding having at least one upper leg integrally formed in the upper portion thereof; a rotor located inside the stator core of the housing and rotating, the rotor being combined with the housing by having a shaft penetrating into a center portion thereof; and at least one lower leg formed as a separate member from the housing so as to be combined with the lower portion of the housing.


Patent
Motech | Date: 2016-09-30

A waterproof cover of a motor comprises a flange unit having a hollow section at a center; a cover unit formed around the flange unit to have a shape declined toward an outer circumference; an opening section opened to expose a hall sensor cover at one side of the cover unit; a plurality of ribs formed to be projected on the cover unit toward the outer circumference; a plurality of drain guides formed to be projected along the outer circumference of the cover unit; and a drain channel formed between adjacent drain guides among the plurality of drain guides.

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