Hyundai Motor Company

Kia Motors Corporation

Amotech Co., Ltd.

Myunghwa Ind. Co., Ltd.

Soon Il Hong

Seung Yong Lee

Yun Seok Kim

Yong Sun Park

Gyuhwan Kim

Jong-Hoon Lee

Kyung-Hwan Kim

Tae-Sung Oh

Kwang-Ho Lee

An electric water pump apparatus may include a body, a stator disposed in the body, a rotor in the stator, a pump cover having an inlet and an outlet, wherein a front surface of the body and the pump cover form a volute chamber, wherein a stator chamber is formed at an outer portion in the body in a radial direction and the stator is mounted in the stator chamber, and wherein a rotor chamber is formed at an inner portion in the body and the rotor is mounted in the rotor chamber, a shaft rotatably coupled to the front surface and fixed into the rotor, and an impeller fixed to a front portion of the shaft, wherein the shaft includes a first shaft connecting the impeller and a front end portion of the rotor and a second shaft connected to a rear end portion of the rotor along the central axis of the shaft.

Electric water pump

A cylinder head having a coolant passage therein includes a coolant inlet, an exhaust valve seat portion, intake valve seat portion, and a spark plug mounting portion formed centrally in the cylinder head, wherein a guide rib is formed close to the coolant inlet for coolant to flow near the spark plug mounting portion along the exhaust valve seat portion and a coolant outlet is disposed near to a corner of the intake valve seat portion.

Coolant passage within a cylinder head of an internal combustion engine

Disclosed is a dual oil feed structure of a cylinder de-activation engine for a vehicle, comprising: (a) a main oil hole supplying oil to a hydraulic lash adjuster to adjust a valve gap; and (b) a sub oil hole supplying oil to a roller finger follower which operates the cylinder de-activation device.

Dual oil feed structure of cylinder de-activation engine for vehicle

Growing community of inventors

Seoul, South Korea

Soon Il Hong