Hyundai Motor Company

Samsung Sdi Co., Inc.

Kia Motors Corporation

Cheil Industries Inc.

Kia Motor Corporation

Delphi Powertrain Systems Korea Ltd.

Pine Engineering Ltd.

Min Su Park

Seok Hyun Jung

Dong Suk Kim

Min Jae Kim

Chung Han Oh

Young Ki Park

Sang Hyun Yang

Yun Ho Kim

Yun Seok Kim

Dong Il Shin

Koon Ho Kim

Myung Sung Jung

SeakCheol Kim

JuHee Kim

Won Hee Lee

Ryun Min Heo

Sang Ho Lee

Ju Hee Kim

Sang Hee Park

Tae Joon Kim

Jae Young Kang

Sung Dae Kim

Kuninori Okamoto

Sung Hoon Baek

Soo Deok Ahn

Seak Cheol Kim

Koun Young Jang

Je Il Lee

Hyun Jin Ha

Yong Je Seo

Ah Reum Koo

Chul Kyu Kim

Chang Won Park

Jae Gyu Lee

YoungSam Gu

A paste for solar cell electrodes includes a conductive powder, a glass frit, and an organic vehicle. The glass frit includes bismuth (Bi), tellurium (Te), and antimony (Sb), and has a mole ratio of bismuth (Bi) to tellurium (Te) of about 1:1 to about 1:30.

Paste for forming solar cell electrode and electrode prepared using the same

Disclosed herein is a composition for solar cell electrodes. The composition includes silver powder; glass frits; and an organic vehicle, wherein the glass frits have a glass transition temperature of about 100&#xb0; C. to about 300&#xb0; C. and exhibit an exothermic peak starting temperature of about 200&#xb0; C. to about 400&#xb0; C. on a DTA curve in TG-DTA analysis. Solar cell electrodes formed of the composition have high open circuit voltage and short circuit current density, thereby providing excellent conversion efficiency and fill factor.

Composition for forming solar cell electrode and electrode manufactured therefrom

Disclosed herein is a composition for solar cell electrodes. The composition includes a conductive powder, a glass frit, and an organic vehicle, wherein the glass frit is a bismuth oxide-tellurium oxide-zinc oxide-lithium oxide-based glass frit comprising: 5 wt % to 20 wt % of bismuth oxide; 55 wt % to 80 wt % of tellurium oxide; 0.1 wt % to 15 wt % of zinc oxide; and 0.1 wt % to 10 wt % of lithium oxide. Solar cell electrodes formed of the composition have low serial resistance (Rs) and high open voltage (Voc), thus providing high conversion efficiency and good adhesive strength with respect to a ribbon.

Composition for forming electrode of solar cell and electrode formed thereof

An oil drain structure of a valve timing adjusting device for an internal combustion engine is provided to adjust a valve timing of at least one of an intake valve and an exhaust valve by a torque of a cam shaft and a pressure of a working fluid. The oil drain structure of the valve timing adjusting device includes a rotation preventing means to suppress a position change between a rotor and a housing by regulating a relative rotation of the rotor with respect to the housing.

Oil drain structure of valve timing adjusting device for internal combustion engine

The present invention relates to a composition for forming solar cell electrodes which includes a conductive powder, a glass frit and an organic vehicle, and has a tackiness of about 60% to about 90% represented by Expression 1.

Composition for forming solar cell electrodes and electrodes fabricated using the same

A composition for solar cell electrodes and a solar cell electrode, the composition including silver powder; glass frit that contains tellurium, the glass frit having a glass transition temperature (Tg) of about 150&#xb0; C. to about 300&#xb0; C.; an organosilane compound; and an organic vehicle.

Composition for solar cell electrode and electrode prepared using the same

A method of controlling a lock pin of a CVVT (continuous variable valve timing) system is provided. The method includes an oil supply operation of operating a spool of a valve bolt by means of oil drawn into the CVVT system and supplying the oil to the lock pin and a switching valve. The method further includes a switching-valve opening operation of opening the switching valve by means of pressure of the oil supplied in the oil supply operation, and a lock-pin releasing operation of supplying oil to a chamber when the switching valve opens and releasing the lock-pin when there is no difference in oil pressure between an advanced chamber and a retracted chamber.

Method of controlling lock pin of continuously variable valve timing system

A Continuous Variable Valve Timing (CVVT) apparatus for an engine may include a housing, a rotor disposed to be rotatable relative to the housing, a locking pin passing through a facing relatively rotating surface between the housing and the rotor by elastic force so as to restrict rotation of the rotor relative to the housing by linear movement, and an oil control valve disposed such that oil is supplied to an advance chamber and a delay chamber provided between the rotor and the housing, in which, when a control duty value applied to the oil control valve is '0', the oil control valve is fixed in a state in which the oil is supplied to the advance chamber.

CVVT apparatus for engine

A continuous variable valve timing apparatus for an engine includes: a housing, a rotor installed to be rotatable relative to the housing and connected to a camshaft, a locking pin configured to restrict rotation of the rotor relative to the housing when pushed by an elastic force to move linearly and pass through a relatively rotating surface between the housing and the rotor, an elastic member installed to provide the elastic force, a valve bolt coupled to the camshaft through the housing and the rotor, wherein the valve bolt includes a release passage through which a release pressure provided through the camshaft is transferred to the locking pin via the rotor, and a valve means for selectively blocking or unblocking the release passage, and an actuator installed to actuate the valve means of the valve bolt according to an actuation displacement.

The present disclosure provides a CVVT system including: an OCV supplying oil received from a cylinder block into a CVVT; an oil supply unit supplying oil from the OCV to a lock pin; and an actuator selectively opening or closing the oil supply unit such that oil is supplied to the lock pin and the lock pin is separated from a lock pin hole when the oil supply unit is opened.

CVVT system

A composition for solar cell electrodes includes a silver powder; a glass frit; and an organic vehicle, wherein the glass frit includes bismuth (Bi), tellurium (Te), and chromium (Cr).

Composition for solar cell electrodes and electrode fabricated using the same

A method for manufacturing an electrode for a display apparatus includes printing and drying a conductive paste on a substrate, and printing a glass paste on the dried conductive paste, followed by patterning.

Method for manufacturing electrode for display apparatus, electrode for display apparatus manufactured using the same, and display apparatus including the same

A rear panel for a plasma display panel (PDP) includes a substrate, and an address electrode on the substrate, the address electrode including an aluminum containing layer and a silver containing layer stacked on each other.

Rear panel for a display device and display device including the same

Growing community of inventors

Paju-si, South Korea

Min Su Park