Hyundai Motor Company

Kia Motors Corporation

Jusung Engineering Co., Ltd.

Teratech Co., Ltd.

Jin Young Hong

Jung Whan Yeum

Chang Sil Yang

Jae Kyoung Kim

Gi-Chung Kwon

Jung Su Gong

Gi Chung Kwon

Sung Hee Ryu

A nut runner apparatus for screw-coupling a nut to a bolt, according to an exemplary embodiment of the present invention, includes a nut socket into which the nut is removably inserted, a heating device that heats the nut to thermally expand the nut, an actuating device that rotates the nut socket to screw-couple the nut thermally expanded by the heating device to the bolt, and a cooling device that cools the nut screw-coupled to the bolt to thermally contract the nut.

Nut runner

A wheel nut engagement checking system for a vehicle delivered by a conveyor includes: a moving member disposed at one side of the conveyor; a wheel lifting apparatus disposed on the moving member, and lifting a wheel of the vehicle from the conveyor to a predetermined height; a wheel nut torque checking apparatus provided on an arm of a robot disposed on the moving member, engaging a nut runner to a wheel nut of the wheel, and checking an engage torque of the wheel nut by rotating the nut runner; and a controller controlling a speed of the moving member, lifting the wheel to the predetermined height using the wheel lifting apparatus, moving the wheel nut torque checking apparatus using the robot so as to engage the nut runner to the wheel nut, and detecting an engage torque of the wheel nut by rotating the nut runner.

Wheel nut engagement checking system and checking method

The present invention relates to an apparatus for decomposing perfluorocarbons and harmful gas using a high-density confined plasma source that includes: a reactor having inlet and outlet ports formed in the top and bottom sides thereof for receiving and discharging perfluorocarbons and harmful gas, a chamber having an internal passage, a ferrite core formed outside of the chamber and connected to an antenna, and a permanent magnet arranged around the ferrite core; a gas supply portion for supplying a gas for decomposing the perfluorocarbons and harmful gas into the reactor; and a generator and a controller for supplying electric power for the antenna of the reactor.

Apparatus for decomposing perfluorocarbon and harmful gas using high-density confined plasma source

In one embodiment, a method of manufacturing a solar cell includes forming a first electrode over a substrate; forming a light-converting layer over the first electrode and patterning the light-converting layer to form a plurality of patterned light-converting layers that are spaced apart from each other; forming a transparent insulating layer over the first electrode including the patterned light-converting layers; and forming a second electrode over the transparent insulating layer.

Solar cell and method of manufacturing the same

A thin film type solar cell and a method for manufacturing the same is disclosed, which is capable of improving solar-ray transmittance and dispersion efficiency by the increased effective area for absorbing the solar ray through the use of substrate with a predetermined pattern having protrusions and depressions, wherein the method comprises preparing a substrate with a predetermined pattern having protrusions and depressions on its one surface; forming a front electrode on the substrate; forming a semiconductor layer on the front electrode; and forming a rear electrode on the semiconductor layer.

Growing community of inventors

Yongin-si, South Korea

Jin Young Hong