Samsung Electronics Co., Ltd.

Nhn Corporation

Lg Electronics Inc.

Young Kwan Kim

Keun Young Yoon

Deok Jin Kim

Byung Ryel In

Su Kwon Jeong

Woong Lin Hwang

Jong Jin Park

Kwang Soo Kim

Jae Young Lee

Myung Bae Bang

Sung Gu Lee

Nam Su Kim

Jin Woo Han

Kwang Ha Suh

Jae Woong Jung

Dae Sung Wang

Yoo Chol Ji

Moon Chang Choi

Young Gyu An

Sang Yong Bae

Bu Mun Jung

Jang Won Seo

Joon Ho Lee

Tae Ho Lee

Dong Woo Kang

Jin Soo Park

Sung Ho Lee

Tae Sang Park

Woon Yong Lee

Jang Ho Shim

Seung Yeol Lee

Wook Jin Lee

Hong Seok Kim

Uk Ho Seo

Byoung Soo Ko

Jong Jun Seo

Kang Rib Kim

Yong Woo Nam

Mohammad Ali

Disclosed herein are a motor assembly and a cleaner having the same. The motor assembly includes a rotor configured to rotate and a stator configured to electromagnetically interact with the rotor. The stator includes a pair of stator bodies disposed to be symmetrical to each other with the rotor in between, each stator body having at least two stator cores arranged in parallel to each other.

Motor assembly and cleaner having same

Disclosed herein are a rotor and a method of manufacturing the rotor. The rotor includes a rotor assembly including magnets and rotor cores, and a molding unit including a first molding unit disposed by being firstly injection molded to support the rotor assembly before the magnets are magnetized and a second molding unit disposed by being secondly injection molded to support the rotor assembly after the magnets are magnetized.

Rotor and method of manufacturing same

Disclosed herein are a cleaner and a control method thereof. The control method of the cleaner includes: supplying predetermined rearrangement power to a motor for a predetermined time period; detecting a position of a rotor using a hall sensor; and supplying start-up power according to the detected position of the rotor.

Cleaner and control method thereof

A motor assembly having an internal channel passing an interior of a rotor, and a method for producing the same are provided. The motor assembly includes an adhesive flowing along the internal channel, and the rotor can be firmly coupled and improving durability and production efficiency of the rotor.

Motor assembly and method for providing the same

A motor that includes a stator having an improved structure is provided. The motor includes a stator that includes stator cores wound with a coil, a rotor disposed in the stator and configured to interact with the stator and to rotate, a shaft mounted on the rotor and configured to rotate with the rotor, a printed circuit board (PCB) electrically connected to the coil, an insulator formed of an insulating material and mounted on the stator, and a terminal pin mounted on the insulator to connect the coil with the PCB. A terminal pin accommodating portion that protrudes in an extension direction of the shaft is provided in one side of the insulator and the terminal pin is accommodated in the terminal pin accommodating portion.

Motor that includes a stator having an improved structure

The present invention provides a motor and a washing machine including the same. The motor according to an embodiment of the present invention includes a hall sensor which is positioned on the upper surface of a rotor and detects the position of a magnet provided in the rotor by using the leakage magnetic flux of the magnet, and thereby can accurately detect the position of the rotor by the hall sensor.

Motor and washing machine having the same

A compressor includes a motor which includes a stator assembly configured to include a stator in which a hollow is formed, a plurality of coils formed by a winding wound on the stator, and an insulator for insulating the stator from the coils, and a rotor inserted into the hollow, configured to rotate about a rotation axis. The rotor includes a plurality of poles, and a curvature radius of an outer circumference of a center part of the poles is different from a curvature radius of an outer circumference of an edge part of the poles. A method for fabricating a motor includes coupling a stator hook formed in a busbar assembly having a plurality of busbars to a hook engaging part formed in the stator assembly having the plurality of coils, and fusing a winding onto a folded plate connected to the plurality of busbars.

Compressor, motor included therein, and method for manufacturing the motor

A motor includes a control part assembly having an air inlet through which air is inlet, an air flow path configured to communicate with the air inlet, and a printed circuit board; and a motor part assembly having a stator configured to generate magnetic flux when a current is applied, a rotor structured to be rotated while interacting with the stator electromagnetically, a motor shaft provided to be rotated together with the rotor, and an impeller coupled to the motor shaft and provided to be rotated to generate air flow, and is configured to be detachably coupled to the control part assembly. Through the structure as such, the performance of the motor may be improved.

Motor

A cleaner includes a BLDC motor and a power unit. The BLDC motor includes a rotor and a stator provided with a DC coil and an AC coil in a separate manner. The power unit is configured to supply DC power and AC power to the DC coil and the AC coil, respectively.

Brushless direct current motor and cleaner using the same

Disclosed herein is a washing machine having an improved structure that maintains efficiency over a certain level both in washing and dehydration. The washing machine includes a body, a tub disposed within the body, a drum rotatably disposed within the tub, and a motor coupled to a rear surface of the tub to drive the drum. The motor includes a stator including a plurality of stator cores and a plurality of magnets arranged between the stator cores, and a rotor rotatably disposed at an inner side or outer side of the stator.

A motor includes an enhanced strength of a stator, the stator being formed with a plurality of core plates stacked one on top of another, and a rotor rotatably disposed at an inner side or at an outer side of the stator. Each core plate includes a body provided in a shape of an arc, a plurality of teeth radially extended from the body, and having a coil wound thereto, at least one first slit part formed on the body by being slit in a radial direction of the body, and at least one second slit part formed on the body by being slit in a circumferential direction of the body.

A motor realizes mechanical field-weakening control by controlling the leakage magnetic flux from the rotor cores of the motor. The motor includes a stator, a rotor including rotor cores circumferentially spaced apart from one another inside the stator and permanent magnets disposed between the respective rotor cores which extend radially from the stator, and a magnetic flux adjustment unit including a ring-shaped main frame, magnetic substance portions extending from the main frame so as to be circumferentially spaced apart from one another and non-magnetic regions defined between the magnetic substance portions. The magnetic flux adjustment unit is rotatable to control the leakage magnetic flux from the rotor cores.

Motor including a rotor and magnetic flux adjustment unit to change an amount of magnetic flux generated by the rotor

A motor having a structure capable of achieving an enhancement in durability and a washing machine, to which the motor is applied. The motor includes a stator including a plurality of stator cores arranged in a circumferential direction, and coils respectively wound around the stator cores, and a rotor rotatably arranged inside or outside the stator. The rotor includes a plurality of rotor cores arranged in a circumferential direction of the rotor, a plurality of magnets each disposed between neighboring ones of the rotor cores, a molded body having a bridge to support the plurality of rotor cores and the plurality of magnets, and a coupler including coupling ribs outwardly extending from an outer circumferential surface of the bridge in a radial direction of the rotor, and coupling grooves formed at inner ends of the rotor cores supported by the bridge, to receive the coupling ribs, respectively.

A rotor having an improved structure capable of achieving enhanced durability is disposed in a motor, the rotor including a sleeve having a shaft hole, through which a motor shaft extends, rotor cores spaced apart from one another in a circumferential direction of the rotor, and permanent magnets each disposed between adjacent ones of the rotor cores such that the permanent magnets are arranged in a radial manner about the sleeve. First and second cover plates may be disposed at opposite sides of the permanent magnets in an axial direction. Each of the first and second cover plates may include a shaft receiving hole to receive the motor shaft. The rotor may include a plurality of support members each having a magnet support portion arranged to support an outer end of a corresponding one of the permanent magnets in a radial direction of the rotor.

Motor and rotor thereof

A controller including a case provided with at least one opened surface, a cover opening and closing the at least one opened surface, and a circuit board provided within the case and provided with a heating unit. The cover includes a cover body and a heat radiation unit in which at least a portion of the inner surface of the cover body is concave toward the circuit board so as to be closely adhered to the heating unit for the purpose of heat radiation. Thereby, heat within the controller may be effectively radiated and the lifespan of electrical devices may be extended.

Growing community of inventors

Gyeonggi-do, South Korea

Young Kwan Kim