Lg Innotek Co., Ltd.

Suzhou Lekin Semiconductor Co., Ltd.

Sung Joo Oh

Bong Kul Min

Keal Doo Moon

Jin Seong Kim

Yeo Chan Yoon

Jae Hwan Jung

Jae Young Kim

Gyu Hyeong Bak

Dong Yong Lee

Woo Jin Hyun

The present invention may provide a motor including a shaft, a rotor coupled to the shaft, and a stator disposed to correspond to the rotor, wherein the rotor includes a rotor core, a magnet disposed on an outer surface of the rotor core, and a guide in contact with the rotor core, the guide includes a first member in contact with one side surface of the rotor core and a plurality of second members () which extend from the first member in an axial direction and are in contact with a side surface of the magnet, and positions of one side end portions and the other side end portions of the second members are different from each other in a circumferential direction.

Motor

The present invention may provide a motor including a rotor and a stator disposed to correspond to the rotor, wherein the rotor includes a first rotor core and a second rotor core stacked on each other in an axial direction, the first rotor core includes a first surface on which a magnet is disposed and a first hole which passes through the first rotor core in the axial direction, the second rotor core includes a second surface on which a magnet is disposed and a second hole which passes through the second rotor core in the axial direction, the first surface and the second surface are disposed to be misaligned with each other around a center in the axial direction, and the first hole and the second hole are disposed to be aligned with each other.

One embodiment relates to a motor comprising: a motor housing comprising a first housing and a second housing; a stator disposed in the motor housing; a coil wound around the stator; a rotor rotatably disposed in the stator; a shaft coupling with the rotor; a bearing for supporting the shaft; and a busbar terminal connected with an end portion of the coil, wherein the first housing comprises a body part and a first flange, the body part comprising a first region, and a second region extending from the first region, and the first flange extending in a vertical direction from an end portion of the second region, and the busbar terminal and the bearing are disposed in the first region. Accordingly, the structure of the motor may be simplified, and a gap due to tolerance among components may be minimized, and thus the reliability of the motor may be enhanced.

Motor and motor housing

A light source unit is disclosed in an embodiment. The disclosed light source unit comprises: a fixing plate having an opening portion; a light emitting device disposed in an opening portion of the fixing plate; and an optical lens disposed on the fixing plate, wherein the fixing plate has a plurality of fixing portions, the optical lens includes: a bottom surface on the fixing plate; a concave recess on the opening portion of the fixing plate; a light incident surface around the recess; and a light exit surface for emitting the light incident to the light incident surface, the fixing plate and the bottom surface of the optical lens are coupled to each other, and the fixing plate is spaced from the light emitting device.

Light source unit and light unit having same

An embodiment provides a light emitting device package comprising: a package body; a first lead frame and a second lead frame, of which at least a part of each is inserted into the package body; and a light emitting device electrically flip bonded to the first lead frame and to the second lead frame, wherein the package body forms an electrode separation line between the first lead frame and the second lead frame, and the electrode separation line has at least two curved portions.

Light-emitting device package

A light-emitting device package according to an embodiment comprises lenses arranged in and on a light-emitting device. The lenses comprise an upper surface including a recessed part; a groove part arranged on one or more areas of the upper surface; a bottom surface facing the light-emitting device; a supporting part arranged on the bottom surface; and an outer surface that is slanted with respect to the bottom surface and that contacts the groove part, wherein the groove part is arranged more outwardly from the lens than the support part relative to the light-emitting device.

Light-emitting device package, display apparatus and lighting apparatus comprising same

Embodiments provide a light emitting device package including a first lead frame including a first contact area and a first exposed area, a second lead frame spaced apart from the first lead frame, the second lead frame including a second contact area and a second exposed area, a bottom portion located between the first contact area and the first exposed area, between the second contact area and the second exposed area, and between the first contact area and the second contact area, a light emitting device electrically connected to the first and second contact areas, and a package body having a cavity configured to expose the first and second contact areas, the first and second exposed areas, and the bottom portion, wherein the bottom portion has a thermal expansion coefficient greater than a thermal expansion coefficient of the first and second lead frames.

Light emitting device package

Disclosed are a light emitting device. The light emitting device include first and second lead frames, a first body on the first and second lead frames and including an open region, a second body on the first body and including a first opening, a light emitting chip on the opening region, and a transmissive layer on the light emitting chip. The first body and the second body are formed of a resin material. A top surface of the first body is located at a position lower than a position of a top surface of the light emitting chip. The second body includes a bottom surface located at a position lower than the position of the top surface of the light emitting chip. The first body comprises an inclined part around the light emitting chip. The first body includes a reflectance material and the second body includes a transmissive material.

Light emitting device and lighting apparatus having the same

Embodiments provide light emitting device package including a package body, a first lead frame and a second lead frame disposed on the package body, and a light emitting device electrically connected to the first lead frame and the second lead frame via respective conductive adhesives. At least one of the conductive adhesives has the smallest width at a central region thereof.

Disclosed are a light emitting device. The light emitting device includes a body having a cavity; a plurality of lead frames in the cavity; a light emitting chip; a first molding member having a first metal oxide material around the light emitting chip; and a second molding member having a second metal oxide material on the first molding member and the light emitting chip, wherein the light emitting chip includes a reflective electrode layer under a light emitting structure, wherein a top surface of the first molding member extends from a region between a top surface of the light emitting chip and a lateral side of the reflective electrode layer at a predetermined curvature, and wherein a bottom surface of the second molding member includes a curved surface which is convex toward the first molding member.

Light emitting device and lighting system having the same

A light emitting device according to the embodiment includes a body; a first lead electrode having a first bonding part and a second bonding part; a second lead electrode having a third bonding part and a fourth bonding part; a gap part between the first and second lead electrodes; a third lead electrode on a bottom surface of the body; a fourth lead electrode on the bottom surface of the body; a first connection electrode; a second connection electrode; a light emitting chip; and a first bonding member, wherein the gap part includes a first gap part disposed between the first and third bonding parts, and the first gap part includes first and second regions spaced apart from each other corresponding to a width of the third bonding part, and a third region connected to the first and second regions and disposed perpendicularly to the first and second regions.

Light emitting device and lighting system including the same

A light emitting device include a first lead frame including a first bonding region and a second lead frame including a second bonding region. A gap is provided between the first and second lead frames. A first body is coupled to the first and second lead frames and includes an open region exposing the first and second bonding regions. A second body is coupled onto the first body and includes a first opening on the open region of the first body. A light emitting chip is provided on the second bonding region of the second lead frame, and a transmissive resin layer surrounds the light emitting chip in the open region of the first body and the first opening of the second body.

Growing community of inventors

Seoul, South Korea

Sung Joo Oh