| DONGHEE INDUSTRIAL CO., LTD. Patent applications |
| Patent application number | Title | Published |
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| 20120125142 | ACCELERATOR PEDAL FOR VEHICLE - An acceleration pedal for a vehicle includes a pedal arm where a pedal is connected and that is rotatably mounted; a straight actuator that presses pedal arm in a return direction by moving straight; and a controller that controls straight actuator. Therefore, according to the acceleration pedal for a vehicle, it is possible to not only generate mechanical or electric signals to transmit driver's intention of acceleration to a power generator, but allow the driver to safely and economically drive and send specific signals to the driver by applying active action to the acceleration pedal. | 05-24-2012 |
| 20120056739 | DISPLACEMENT DIAGNOSIS SENSOR OF BRAKE PEDAL HAVING STOP LAMP SWITCH FUNCTION - A displacement diagnosis sensor of a brake pedal having a stop lamp switch function is provided. According to the present invention, one sensor performs both a function of a stop lamp switch and a function of diagnosing a rotational displacement of the brake pedal simultaneously to thereby save a manufacturing cost and reduce a weight. | 03-08-2012 |
| 20110260557 | ACTUATOR APPARATUS OF ACTIVE ACCELERATOR PEDAL - The present invention relates to an actuator apparatus of an active accelerator pedal, which can provide a driver with a pressing-force rise mode or a vibration mode in accordance with the operational condition of the accelerator pedal and the traveling condition of the vehicle; therefore, it is possible to improve fuel efficiency and also help safe traveling. An actuator apparatus of an active accelerator pedal of the present invention includes: an actuator housing fixed to a pedal arm housing; a stator fixed to the actuator housing and electromagnetized by current transmitted though the control of an ECU; a carrier having one end disposed in a stator and the other end disposed toward the pedal arm through the actuator housing, and applying pressing-force to the pedal arm while protruding from the stator when current is applied to the stator; and a position sensor disposed in the actuator housing and detecting the amount of rotation of the pedal arm to determine the amount of current applied to the stator through the control of the ECU. | 10-27-2011 |
| 20110132134 | OPERATION MODE PENDANT TYPE ADJUSTMENT PEDAL APPARATUS - A pendant type adjustment pedal apparatus includes an adjustment accelerator pedal that adjust a pedal clearance by the rotation of a motor, and an adjustment brake pedal that receives the rotation of motor through a rotary drive cable. Accordingly, convenience in adjusting a pedal clearance is provided, and particularly, adjustment accelerator pedal achieves a vibration mode in addition to a foot effort mode, which is an eco mode, by an electric mode generating device, such as a solenoid or a linear motor. Therefore, it is possible to improve fuel efficiency and to provide a danger recognition function using an accelerator pedal. | 06-09-2011 |
| 20110094331 | APPARATUS FOR GENERATING HYSTERESIS OF ELECTRONIC ACCELERATOR PEDAL FOR A VEHICLE - The present invention relates to an apparatus for generating hysteresis of an electronic accelerator pedal for a vehicle, which makes it possible to improve the assembly work, reduce the assembly time, improve productivity, reduce the manufacturing cost, the weight, and fuel consumption, by simplifying the parts of the apparatus for generating hysteresis of the electronic accelerator pedal. | 04-28-2011 |
| 20110080062 | BRUSHLESS DC MOTOR FOR FUEL PUMP - The present invention is characterized in that it does not require specific fastening tools, which causes breakage or defects, or bonding work, because a brushless DC motor includes an insulator that is inserted in a stator to insulate a coil wound with led magnet wires and has at least one or more locking portions with locking grooves stepped on the inner side along the circumference and an outlet connector that has hooks fitted in the locking protrusions when being assembled with the insulator such that the insulator and the outlet connector are assembled in fitting and locking ways in assembling. | 04-07-2011 |
| 20110037207 | HYBRID METHOD MANUFACTURING APPARATUS FOR TORSION BEAM - A hybrid method manufacturing apparatus for a torsion beam according to an exemplary embodiment of the present invention includes a pair of side punch molds where a semi-finished product material heated to approximately 880 to 800° C. is molded and a press mold where a cooling water circulation line decreasing the temperature of the processed finished product to approximately 750 to 450° C. while the semi-finished product material is molded to a processed finished product is installed, an advantage of high-temperature molding having high dimensional accuracy is maintained at the time of manufacturing the torsion beam and additional heat treatment such as tempering is selectively performed only when additional heat treatment such as tempering increases toughness because only a martensite structure is not formed in quenching treatment. | 02-17-2011 |
| 20100300240 | APPARATUS FOR GENERATING HYSTERESIS OF ELECTRONIC ACCELERATOR PEDAL - The present invention relates to an apparatus for generating hysteresis equipped in an electronic accelerator pedal for a vehicle, which makes it possible not only to reduce the manufacturing cost, weight, and fuel consumption by reducing the number of parts of an apparatus for generating hysteresis, but achieve a compact configuration by reducing the size of a housing. Further, it is possible to facilitate assembly, reduce assembly time, and improve productivity. | 12-02-2010 |
| 20100166579 | BRUSHLESS MOTOR FOR FLUID PUMP AND FLUID PUMP USING THE MOTOR - The present invention provides a brushless motor for a fluid pump that allows implementing a fluid pump that overcomes problems of durability and reduction of energy efficiency due to DC motors in the related art and provides excellent operational characteristics, by ensuring a space allowing fluid to flow between a stator and a rotor, and ensuring and maintaining excellent driving characteristics of a motor, and a fluid pump using the brushless motor. | 07-01-2010 |
| 20100139445 | ELECTRONIC ORGAN TYPE ACCELERATOR PEDAL - An electronic organ type accelerator pedal apparatus, may include a pedal housing having a pedal arm receiving space therein and a carrier fitting hole, a pedal pivotally hinged to a hinged portion of the pedal housing, a pedal arm pivotally mounted to an inner surface of the pedal housing, wherein one end portion of the pedal arm is elastically biased by an elastic member and the other end portion of which is pivotally coupled to the pedal through the carrier fitting hole to transfer an activating force of the pedal to the other end portion of the pedal arm, and a damping stopper fixed to the inner surface of the pedal housing in the pedal arm receiving space and selectively engaged with the other end portion of the pedal arm to limit a rotation of the pedal arm when the pedal arm is rotated by the elastic member. | 06-10-2010 |
| 20090064816 | KICK DOWN SWITCH OF ACCELERATOR PEDAL APPARATUS - The present invention relates to a kick down switch of an accelerator pedal apparatus, and can provide kick-down operation feeling to a driver through a housing protrusion that selectively comes in contact with a second lever protrusion of a switch lever according to a rotation angle of a pedal arm. Accordingly, it is possible to improve operational feeling, to reduce fatigue, and to meet both stability and economical efficiency. | 03-12-2009 |
| 20090000418 | PEDAL APPARATUS FOR VEHICLE - The present invention relates to a pedal apparatus for a vehicle, which makes it possible to reduce the driver's fatigue by reducing the pedal effort when operating the pedal arm and also allows the driver to be able to easily recognize the maximum operational position of the pedal arm. | 01-01-2009 |
| 20080283372 | PEDAL DEVICE WITH FUNCTION OF ADJUSTING PEDAL EFFORT - An object of the present invention is to provide a pedal device that makes it possible to adjust the reaction force applied to the driver pressing the pedal to correspond to the driver's driving propensity by adjusting the pre-compression force against the return spring providing the return force to the pedal arm such that the operability is improved and the fatigue of the driver's ankle is reduced, and corresponds to the requirements of the driver by appropriately adjusting the reaction force. In order to achieve the object, the present invention provides a pedal device with a function of adjusting pedal effort including a housing that is fixed to a car body, a pedal arm that is hinged to the housing and pivots about the housing, an elastic member that is disposed between the housing and the pivot end of the pedal arm and provides a return force to the pedal arm, a pedal effort adjusting unit that is movably disposed in the housing and having a sloped portion for adjusting a pre-compression force to the elastic member, and a pre-compression force setting unit that sets a fixed position of the pedal effort adjusting unit with respect to the housing and keeps a pre-compression force applied to the elastic member at a predetermined level. | 11-20-2008 |
| 20080276752 | PEDAL DEVICE WITH FUNCTION OF ADJUSTING PEDAL EFFORT AND HYSTERESIS - An object of the present invention is to provide a pedal device which can alleviate fatigue of a driver's ankle due to frequent acceleration by differently setting the amount of reaction force applied when the driver presses and releases a pedal, by adjusting pre-compression force against a return spring disposed at a hinged portion of a pedal arm and adjusting a friction force on a pivot end of the pedal arm, and satisfying a user's preference by properly adjusting the reaction force. In order to accomplish the above-mentioned object, the present invention provides a pedal device that includes: a housing fixed to a car body; an arm hinged to the housing; an elastic member disposed at the hinged portion between the housing and the pedal arm, and providing a return force to the pedal arm; a pedal effort adjusting unit disposed at the pedal arm and pressing an end of the elastic member to adjust a pre-compression force to the elastic member; and a hysteresis adjusting unit movably disposed at the housing to press a pivot end of the pedal arm and adjusting the amount of change in stroke-to-pedal effort when the pedal arm operates. | 11-13-2008 |
| 20080276750 | PEDAL DEVICE WITH FUNCTION OF ADJUSTING PEDAL EFFORT AND HYSTERESIS - An object of the present invention is to provide a pedal device which can alleviate fatigue of a driver's ankle due to a frequent acceleration by differently setting the amount of reaction force applied when the driver presses and releases a pedal, by adjusting pre-compression force against a return spring disposed at a hinged portion of a pedal arm and adjusting a friction force on a hinged portion of the pedal arm, and satisfying a user's preference by properly adjusting the reaction force. In order to accomplish the above-mentioned object, the invention provides a pedal device with a function of adjusting a pedal effort and hysteresis that includes: a housing fixed to a car body; an arm hinged to the housing; an elastic member disposed between the housing and the pivot end of the pedal arm, and providing a return force to the pedal arm; a pedal effort adjusting unit disposed in the housing and pressing an end of the elastic member to adjust a pre-compression force to the elastic member force; and a hysteresis adjusting unit movably disposed in the housing to press the hinged portion of the pedal arm and adjusting the amount of change in stroke-to-pedal effort while the pedal arm operates. | 11-13-2008 |
| 20080273921 | Device for fixing pedal switch of vehicle - The present invention is to improve productivity and maintain a predetermined switch contact gap between a sensing rod and a stopper after mounting the pedal switch in order to accurately detect the operational conditions as the pedal arm is operated, by fastening a pedal switch to a mounting bracket fixed to the car body in one touch insertion way. | 11-06-2008 |
