Abstract: A solenoid actuator includes a casing body having a receiving space defined therein; a casing cover coupled to the casing body, wherein the casing cover includes a connector for transmission of power and signal; a bobbin assembly installed in the receiving space; a core coupled to and extending through the bobbin assembly, wherein the core has a working space defined therein; a housing surrounding a lower end of the core protruding out of the bobbin assembly; a plunger movably installed in the working space; and a rod coupled to and extending through the core, wherein the rod moves under movement of the plunger. The bobbin assembly includes a bobbin terminal, and the casing cover includes a connector terminal, wherein when the casing cover is coupled to the casing body, the connector terminal is connected to the bobbin terminal.

Abstract: Disclosed is a breather valve for controlling a pressure of a transfer channel of a valve assembly. The valve assembly controls charging and discharging of hydrogen in a hydrogen fuel cell-based vehicle. The breather valve includes a vent ring movably received in a distal portion of the transfer channel and having a ventilation hole communicating with a main portion of the transfer channel; and a vent valve received in the distal portion of the transfer channel and screw-coupled to the transfer channel to open or close the ventilation hole.

Abstract: Disclosed herein are an oil pump control valve and, specifically, an oil pump control valve allowing a discharge port and the inside of a solenoid part to communicate with each other through a spool so as to relieve pressure inside the solenoid part. A spool flow path, a vent hole, and a spool notch are formed so as to allow the solenoid part to communicate with the outside regardless of the flow of fluids when the valve is operated, thereby enabling the internal pressure of the solenoid part to be relieved. In addition, the spool and a rod are integrated such that the axial misalignment of the spool can be prevented and a holder has different diameter such that the flow of fluids can be controlled even during an abnormal power shutdown.

Abstract: An infrared warmer device may include a touch sensor unit including a detecting wire mounted adjacent to a heating layer; a temperature sensor unit mounted adjacent to the heating layer; a cover covering the heating layer, an electrode unit, the touch sensor unit, and a temperature sensor unit; and a control unit controlling an amount of electric power supplied through the electrode unit such that a temperature detected by the temperature sensor unit reaches a target temperature, and changing the target temperature to a safe temperature when a touch of a body is detected through the touch sensor unit.

Abstract: A quick charger for a vehicle performs normal charging or quick charging depending on whether a device connected thereto supports quick charging. The quick charger includes: an input terminal receiving power from a vehicle; an output port configured to be connected to an electronic device and comprising a power port and a communication port; and a charging voltage changing module configured to convert a voltage of the power applied to the input terminal into a normal charging voltage or a quick charging voltage larger than the normal charging voltage, depending on a level of a voltage sensed at the communication port connected to the electronic device, wherein the electronic device is charged with the normal charging voltage at a normal speed and is charged with the quick charging voltage at a faster speed than the normal speed. With the above-described configuration, the quick charger can automatically perform normal charging or quick charging depending on the type of the electronic device connected thereto.

Abstract: The present inventive concept relates to a lead wire connector and a solenoid valve including the same, the lead wire connector preventing the inflow of foreign substances containing water, facilitating a layout design for coupling and separation, and being conveniently transported and stored. The lead wire connector comprises: an insulation block protruding to the outside of a solenoid; a power terminal provided inside the insulation block and electrically connected to the solenoid; a lead wire connected to the power terminal and extended to the outside of the insulation block; a wire tube encompassing at least a part of the lead wire; and a connector provided at the end of the lead wire. In addition, the solenoid valve includes the solenoid operated according to whether electric power is applied thereto.

Abstract: The present invention relates to an oil pump control valve that can linearly control the pressure of oil by resolving the internal residual pressure thereof and can be mounted on the exterior of a cylinder block, thereby enhancing maintenance efficiency. The oil pump control valve comprises a valve that controls the entrance and exit of oil and a solenoid that operates the valve.

Abstract: An oil pump control valve assembly includes a control valve for controlling a flow of a fluid, and a solenoid for operating the control valve. The control valve includes a tube-like holder having a hollow internal space, configured to include an inflow port formed at one end thereof, a tube-like first valve sheet formed in the middle of the holder, a ball valve mounted in the first valve sheet, a second valve sheet coupled to a second end of the first valve sheet, and a load mounted in the second valve sheet, one end thereof being extended through the second valve sheet to come into contact with the ball valve, wherein, when the solenoid is operated, the ball valve is moved to open the inflow port.

Abstract: The present invention relates to a storage-battery vent cap which adjusts an internal pressure of a storage battery by exhausting a gas generated inside the storage battery to the outside and blocking inflow of external air. The vent cap includes a cylindrical body installed in a vent hole of the battery and formed with an exhaust hole; a cylindrical insert coupled to the body, a partition being formed inside the insert and a coupling hole and a air vent being formed in the partition; and a valve fixed to the coupling hole and elastically deformed by an internal pressure of the battery to open the air vent. The valve has an umbrella-like shape including a valve body having a larger diameter than that of the coupling hole, a cover formed on an outer circumferential surface of the valve body, and a fixing portion downwardly protruded from the valve body.

Abstract: A solenoid valve includes a valve configured to control a flow of a fluid; and a solenoid configured to operate the valve. The valve includes: a holder having a double tube structure including an inner tube formed with a supply passage and an outer tube, a control passage being formed between the inner tube and the outer tube; a first connection port formed at a first end of the inner tube to connect the supply passage and the control passage; a ball installed within the supply passage to open and close the first connection port; a core coupled to a first end of the outer tube; a second connection port formed in the core and connected to the control passage; and a load installed to extend through the second connection port and moved by the solenoid.

Abstract: An oil control valve includes a housing having a control port and a drain port, a first seat with a first penetration hole forming a first chamber, a second seat with a second penetration hole forming a second chamber communicated with the control port, the second seat with the housing forming a third chamber communicating with the drain port, a first check valve within the first chamber selectively closing the first penetration hole, a second check valve within the third chamber selectively closing the second penetration hole, and a third penetration hole, a control portion selectively opening the first check valve and simultaneously closing the second check valve or selectively closing the first check valve and simultaneously opening the second check valve and an orifice connecting the first chamber with the second chamber.

Abstract: The present invention relates to an oil control valve for a variable valve lift system that obtains in a stable manner a constant hydraulic pressure in the hydraulic line connecting the oil control valve and the vale lift control actuator, and thereby reliably controls valve lift according to the number of revolutions and load of the engine.

Abstract: A gas control unit for a boiler includes a hollow housing; a solenoid; a rod; opening and shutting means that is disposed at the lower end of the rod to open and shut a gas outlet; and a spring between the housing and the opening and shutting means so as to elastically urge it downward. A coupling member is formed at the lower end of the rod and a coupling groove into which the coupling member is inserted is formed in the opening and shutting means so as to allow movement. The opening and shutting means is coupled to the rod through the use of the coupling member and the coupling groove, the opening and shutting means can move within a predetermined range about the coupling member with an application of an external force.

Abstract: A locking apparatus for a parking brake includes a parking lever, a parking lever spring applying a restoring force to the parking lever, a cylinder of which an oil hole is formed thereto, a piston comprising a piston rod connected to the parking lever and a piston main body disposed within the cylinder, and the piston movable along length direction of the cylinder according to supplying or releasing of oil through the oil hole, a solenoid valve and a locking unit disposed within the cylinder for unlocking the piston when the solenoid valve is supplied electric power and for locking the piston when the solenoid valve is not supplied electric power.

Abstract: The present invention relates to a storage-battery vent cap which adjusts an internal pressure of a storage battery by exhausting a gas generated inside the storage battery to the outside and blocking inflow of external air. The vent cap includes a cylindrical body installed in a vent hole of the battery and formed with an exhaust hole; a cylindrical insert coupled to the body, a partition being formed inside the insert and a coupling hole and a air vent being formed in the partition; and a valve fixed to the coupling hole and elastically deformed by an internal pressure of the battery to open the air vent. The valve has an umbrella-like shape including a valve body having a larger diameter than that of the coupling hole, a cover formed on an outer circumferential surface of the valve body, and a fixing portion downwardly protruded from the valve body.

Abstract: A solenoid valve includes a valve configured to control a flow of a fluid; and a solenoid configured to operate the valve. The valve includes: a holder having a double tube structure including an inner tube formed with a supply passage and an outer tube, a control passage being formed between the inner tube and the outer tube; a first connection port formed at a first end of the inner tube to connect the supply passage and the control passage; a ball installed within the supply passage to open and close the first connection port; a core coupled to a first end of the outer tube; a second connection port formed in the core and connected to the control passage; and a load installed to extend through the second connection port and moved by the solenoid.

Abstract: A fuel tank valve structure controlling emission gas in a hybrid vehicle may include a housing having one side connected with a fuel tank and the other side connected to a canister, a check valve mounted to the housing and opening or closing a first fluid passage connected between the canister and the fuel tank, a solenoid valve apparatus selectively connected with the check valve to open or close the first fluid passage to adjust an internal pressure of the fuel tank, a fuel limit vent valve apparatus mounted to the housing and selectively fluid-connecting to a space formed between the check valve and the fuel limit vent valve apparatus in the housing, and a relief valve mounted to the housing and selectively fluid-connecting the fuel tank with the canister through a second fluid passage.

Abstract: Disclosed herein is a gas control apparatus for a boiler, which has a simple structure and enables easy assembly, thus improving productivity and reducing manufacturing costs, therefore enhancing the competitiveness of a product. The gas control apparatus includes a solenoid retracting or ejecting a rod in response to application of power. A cylindrical support unit is coupled to an upper portion of the solenoid and has a suction port and an exhaust port on a side surface and an upper surface thereof, respectively, with a groove being formed along a lower edge of the support unit. A separator is provided between the solenoid and the support unit in such a way that an edge thereof is inserted into the groove. An opening and shutting plate is mounted to an upper end of the rod and opens and shuts the exhaust port of the support unit.

Abstract: A gas control unit for a boiler is provided which can satisfactorily control the supply and shut-off of gas. The gas control unit for a boiler includes: a hollow housing; a solenoid that is disposed in the housing; a rod that is inserted into the solenoid and that has a lower part protruding from the housing; opening and shutting means that is disposed at the lower end of the rod so as to open and shut a gas outlet; and a spring that is disposed between the housing and the opening and shutting means so as to elastically urge the opening and shutting means downward. Here, a coupling member is formed at the lower end of the rod and a coupling groove into which the coupling member is inserted is formed in the opening and shutting means so as to allow the opening and shutting means to move.

Abstract: The present invention relates to an oil control valve for a variable valve lift system that obtains in a stable manner a constant hydraulic pressure in the hydraulic line connecting the oil control valve and the vale lift control actuator, and thereby reliably controls valve lift according to the number of revolutions and load of the engine.