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Ulsan, South Korea

Hyundai Heavy Industries Co., Ltd. is the world's largest shipbuilding company, headquartered in Ulsan, South Korea. It has seven business divisions: Shipbuilding, Offshore & Engineering, Industrial Plant & Engineering, Engine & Machinery, Electro & Electric Systems, Construction Equipment, and Green Energy. Wikipedia.


Patent
Hyundai Heavy Industries | Date: 2015-05-27

Disclosed is a medical intervention apparatus. The medical intervention apparatus includes a needle rotation unit configured to include a first needle rotation member, a second needle rotation member that is disposed to be separated from the first needle rotation member, and a first driver that drives the first and second needle rotation members to rectilinearly move in opposite directions and a needle insertion unit configured to insert a needle, which is inserted between the first needle rotation member and the second needle rotation member, into a target.


Patent
Hyundai Heavy Industries | Date: 2015-06-25

The magnetic contactor, according to an exemplary embodiment, includes: a moving core including a main core disposed to be movable in a length direction thereof and first and second core plates disposed at both ends of the main core, respectively; a coil provided on the circumference of the main core; a fixed core disposed around the coil to form a magnetic path; and a permanent magnet disposed between the coil and the fixed core, wherein the first core plate is disposed outside the fixed core, the second core plate is disposed inside the fixed core, and the fixed core is provided with at least one protrusion to reduce a gap between the fixed core and the first or second core plate.


Patent
Hyundai Heavy Industries | Date: 2014-09-04

Disclosed herein is a centrifugal casting machine, including: a rotating plate rotating by means of a motor; a cylindrical sleeve installed on the rotating plate and having an internal diameter corresponding to an external diameter of silicon steel plates constituting a core in the sleeve; an upper mold internally installed on the sleeve to define a first molding space into which a molten metal is introduced to mold an end ring; a lower mold internally installed on the sleeve to define a second molding space into which a molten metal is introduced to mold an end ring; a dummy shaft fitted in the center of the core and coupled to the lower mold; a cap coupled to an upper end of the dummy shaft to press the core; and a hydraulic ram coupled to the lower mold to move the lower mold up and down and coupled to the rotating plate to rotate therewith.


Patent
Hyundai Heavy Industries | Date: 2014-11-03

A gas-insulated circuit breaker may include: a fixed contact having a hollow formed therein; a fixed arc contact disposed in the hollow of the fixed contact; a fixed-side conductor provided to surround the fixed contact and configuring a gap between the fixed-side conductor and the fixed contact as a discharge path for an insulation. gas; a movable contact having a hollow formed therein; a movable arc contact disposed in the hollow of the movable contact; a movable-side conductor provided to surround the movable contact and configuring gap between the movable-side conductor and the movable contact as a discharge path for an insulation gas; a first extension part formed. on the fixed-side conductor and extending the discharge path for the insulation gas of the fixed-side conductor; and a second extension part formed on the movable-side conductor and extending the discharge path for the insulation gas of the movable-side conductor


Patent
Hyundai Heavy Industries | Date: 2014-12-19

The present disclosure relates to a circuit breaker of a gas-insulated switchgear, and more particularly, to a self-blast circuit breaker of a gas-insulated switchgear, which reuses arc heat. A self-blast circuit breaker having a heat expansion chamber and a puffer chamber includes auxiliary intake valves which introduce a hot gas exhausted through an inside of an actuating rod, into the heat expansion chamber.

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