Hyundai Motor Company

Kia Motors Corporation

Kia Corporation

Kyung Tae Kim

Seock Joong Yoon

Kyoung Pyo Ha

You Sang Son

Min Hui Yu

Ho Kyun Ju

A mounting structure for a battery pack is provided. The mounting structure includes a battery pack having a plurality of battery modules, a carrier, which is positioned at the battery pack to be partitioned and to allow the battery modules to be mounted therein. A seating portion is formed in a vehicle body to define a pace for accommodating the battery pack therein. A lower cover is positioned on a lower surface of the battery pack, and a heat sink is coupled to the carrier to face lateral side surfaces of the battery modules and to define a flow path through which cooling water flows.

Mounting structure for battery pack

The present disclosure relates to a battery cell, and more particularly, to a cell insulation defect detection system configured to detect insulation defects of individual cells forming a battery. The cell insulation defect detection system of the present disclosure comprises a contact unit comprising a conductive roller configured to contact a battery cell to be inspected, the battery cell being rotatably housed therein, and a measurement unit configured to measure insulation resistance between the roller and the cell in contact with each other.

Cell insulation defect detection system

A continuous variable valve duration apparatus may include first cam portion including first cam, of which relative phase angle of the first cam is variable, internal bracket transmitting rotation of the camshaft to the first cam portion, control shaft, of which a control gear is mounted thereto, slider housing in which the internal bracket is rotatably inserted, to be movable perpendicular to the camshaft and the slider housing on which a guide wall is formed, rocker shaft, first rocker arm rotatably disposed to the rocker shaft of which a first end portion contacts with the first cam and of which a second end portion is connected to a first valve, moving gear disposed within the guide wall, engaged with the control gear and the moving gear to move the slider housing according to rotation of the control shaft and a controller selectively rotating the control shaft.

Continuous variable valve duration apparatus and engine provided with the same

A continuous variable valve duration system may include a camshaft, a first cam portion including a first cam, of which the camshaft is inserted therein, an internal bracket transmitting rotation of the camshaft to the first cam portion, a control shaft parallel to the camshaft, a slider housing in which the internal bracket is rotatably inserted, on which a control groove where the control shaft is inserted into is formed, and the slider housing movable vertical to the camshaft, a guider configured for guiding movement of the slider housing, a rocker shaft, a first rocker arm rotatably disposed to the rocker shaft of which a first end portion contacts with the first cam and of which a second end portion is connected to a first valve and a control portion selectively rotating the control shaft for changing a position of the slider housing.

A continuous variable valve duration system may include a camshaft, a first cam portion including a first cam, into which the camshaft is inserted and of which a relative phase angle of the first cam with respect to the camshaft is variable, a rocker shaft disposed parallel to the camshaft, a first rocker arm rotatably disposed to the rocker shaft of which a first end contacts with the first cam and a second end is connected to a first valve, an inner bracket to transmit rotation of the camshaft to the first cam portion, a slider housing into which the inner bracket is rotatably inserted, on which a control hole is formed and on which a guide portion is formed for guiding movement of the slider housing, an eccentric shaft inserted into the control hole, and a control portion to selectively rotate the eccentric shaft.

Valve duration control apparatus and engine provided with the same

A variable valve duration/variable valve lift system may include a camshaft, a first cam portion including a first cam, into which the camshaft is inserted and of which a relative phase angle of the first cam with respect to the camshaft is variable, an inner bracket transmitting rotation of the camshaft to the first cam portion, a slider housing into which the inner bracket is rotatably inserted, a first rocker arm having a first end contacting the first cam, a rocker shaft to which the first rocker arm is rotatably connected, a solenoid valve configured to selectively supply hydraulic pressure, a position controller configured to selectively change a position of the slider housing, a first bridge connected to a second end of the first rocker arm and to which a first valve is connected, and a valve lift disposed within the first bridge.

Variable valve duration/variable valve lift system and engine provided with the same

A variable valve duration system may include a camshaft, a first cam portion including a first cam, into which the camshaft is inserted and of which a relative phase angle of the first cam with respect to the camshaft is variable, an inner bracket transmitting rotation of the camshaft to the first cam portion, a slider housing into which the inner bracket is rotatably inserted, a first rocker arm having a first end contacting the first cam and a second end connected to a first valve, a rocker shaft to which the first rocker arm is rotatably connected, a solenoid valve to selectively supply hydraulic pressure, and a position controller to selectively change a position of the slider housing according to the selective supplying of the hydraulic pressure from the solenoid valve.

Variable valve duration system and engine provided with the same

A continuous variable valve duration system may include a camshaft, a first cam portion including a first cam, of which a relative phase angle of the first cam with respect to the camshaft is variable, an inner bracket transmitting rotation of the camshaft to the first cam portion, a slider housing on which a control slot is formed, the slider housing being rotatable around a pivot shaft, a first rocker arm including a first end contacting the first cam and a second end connected to a first valve, a rocker shaft to which the first rocker arm is rotatably connected, and onto which an eccentric shaft inserted into the control slot is formed, a duration controller configured to rotate the rocker shaft for the slider housing to move with respect to the camshaft, and an operation mode controller configured to change a position of the pivot shaft.

A continuous variable valve duration system may include a camshaft, and a first cam portion including a first cam. The camshaft is inserted in the first cam portion. A relative phase angle of the first cam with respect to the camshaft is variable. The system may further include an inner bracket transmitting rotation of the cam shaft to the first cam portion, a slider housing in which the inner bracket is rotatably inserted and movable along a predetermined first direction, a rocker shaft, a first rocker arm rotatably disposed to the rocker shaft of which a first end contacts with the first cam and of which a second end is connected to a first valve, an upper housing connected with the slider housing and relatively movable with respect to the slider housing along a second direction vertical to the first direction and a control portion selectively moving the upper housing.

Continuous variable duration system and engine provided with the same

The present disclosure provides a variable valve duration/variable valve lift system including a camshaft in a first cam with a variable relative phase angle with respect to the camshaft, an inner bracket transmitting rotation of the camshaft, a slider housing, a first rocker arm of which a first end contacts the first cam, a rocker shaft connected to the first rocker arm on which hydraulic lines are formed, solenoid valves configured to selectively supply hydraulic pressure through the hydraulic lines, a position controller configured to selectively change a position of the slider housing according to supplied hydraulic pressure from the solenoid valves, a first bridge connected to a second end of the first rocker arm and to which a first valve is connected, and a first valve lift device disposed within the first bridge for changing valve lift of the first valve according to supplied hydraulic pressure from hydraulic lines.

A continuous variable valve duration system includes a camshaft, a first cam portion including a first cam, into which the camshaft is inserted and of which a relative phase angle of the first cam with respect to the camshaft is variable, an inner bracket for transmitting rotation of the camshaft to the first cam portion, a slider housing into which the inner bracket is rotatably inserted, on which a control slot is formed, and the slider housing being rotatable around a pivot shaft, a first rocker arm of which a first end contacts with the first cam and of which a second end is connected to a first valve, a rocker shaft of which the first rocker arm is rotatably connected thereto and of which an eccentric shaft inserted into the control slot is formed thereto, and a control portion for rotating the rocker shaft for the slider housing to be moved with respect to the camshaft.

Continuous variable valve duration apparatus and engine provided with the continuous variable valve duration apparatus

A radiator which is disposed in front of a cooling fan may include a main heat-radiating portion to cool a high temperature coolant, an auxiliary heat-radiating portion to cool a coolant that is a relatively lower temperature coolant than the coolant passing through the main heat-radiating portion, and an insulating plate that prevents heat from being exchanged between the main heat-radiating portion and the auxiliary heat-radiating portion, in which the auxiliary heat-radiating portion is positioned at a center portion in front of the cooling fan.

Radiator for vehicle

An engine brake apparatus may include an exhaust rocker arm having a chamber in which an actuator is slidably inserted, an oil line coupling part which has a central portion extrapolated with an oil line, a communication line communicating with the oil line, a distribution line branched from the communication line and having one portion extending toward a check ball and another portion extending toward a relief valve, a supply line including one portion connected to the check ball and another portion connected to the chamber, and a discharge line including one portion connected to the relief valve and another portion connected to the chamber, wherein the check ball is elastically supported by a check spring in a direction in which the distribution line is closed, and wherein the relief valve is elastically supported by a relief spring in a direction in which the discharge line is opened.

Engine brake apparatus with rocker arm integrated actuator

A variable valve lift apparatus may include a rocker arm coupled with a rocker arm shaft, a valve bridge disposed to be pressed by one end portion of the rocker arm, the valve bridge including a piston insertion hole and at least one pin insertion hole connecting to the piston insertion hole, a valve disposed to be pressed by the valve bridge, and a variable lift unit disposed in the valve bridge and variably controlling an amount that the rocker arm presses the valve bridge. The variable lift unit includes a variable piston of which the lower portion is inserted into the piston insertion hole, and a check pin disposed in the pin insertion hole to be selectively inserted into the pin groove formed on a side surface of the variable piston according to the hydraulic pressure supplied to the piston oil passage formed in the variable piston.

Variable valve lift device

An engine brake unit may include a rocker arm having a first space defined in a valve-pressing portion thereof, wherein the first space communicates with a supply passage, through which engine brake oil is introduced, a stopper fixedly provided above the first space of the rocker arm in a predetermined distance, an actuator located inside the first space and having a pressure piston, wherein the pressure piston is selectively raised by hydraulic pressure of the engine brake oil to butt against the stopper, thereby pressing a portion of the rocker arm downwards.

Growing community of inventors

Hwaseong-si, South Korea

Kyung Tae Kim