Patents Assigned to Woobo Tech Co., Ltd.
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Patent number: 10994642Abstract: The present invention relates to a headrest moving device, and more particularly, to a headrest moving device in which one end of a strap is connected to a member to which a first member is connected, the other end of the strap is drawn out of a headrest or a seat, a guide rod configured to guide the strap is provided on the member to which the first member is connected, and a latching rod configured to latch a portion between one end and the other end of the strap is provided on the first member so that locking can be released through the strap drawn to the outside of the headrest. Thus, a user can easily recognize a way to release the locking and the first member can be smoothly rotated since the strap is smoothly guided.Type: GrantFiled: June 18, 2018Date of Patent: May 4, 2021Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Publication number: 20210122275Abstract: A slim headrest device may include a fixed guide bracket provided upside a seatback; a moving plate, a first end portion of which is moved forward and rearward by being guided by the fixed guide bracket and a second end portion of which is in a shape bent upward; and a moving guide bracket to which a headrest is mounted, the moving guide bracket being moved upwardly and downwardly by being guided by the second end portion of the moving plate.Type: ApplicationFiled: May 20, 2020Publication date: April 29, 2021Applicants: Hyundai Motor Company, Kia Motors Corporation, WOOBO TECH CO., LTD., WOOIL INDUSTRYInventors: Sang Man SEO, In Ki PARK, Hae Il JEONG
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Patent number: 10974632Abstract: The present invention relates to a headrest moving device. Particularly, an elastic rib is disposed between a lock plate and a case, the elastic rib applies an elastic force to the lock plate in a direction different from a sliding direction of the lock plate, a curved part is formed between both ends of the elastic rib, the curved part is in contact with the case or the lock plate, and both ends of the elastic rib are spaced apart from a surface in contact with the curved part, and thus, there is no gap between the lock plate and the case, and the lock plate can be smoothly slid.Type: GrantFiled: July 17, 2018Date of Patent: April 13, 2021Assignee: WOOBO TECH CO., LTD.Inventor: Hae Il Jeong
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Patent number: 10974633Abstract: The present invention relates to a headrest moving device, more particularly, relates to a headrest moving device comprising: a moving member rotatably connected to a second member; and a guide member connected to the first member and guided by the first member and having a locking groove formed therein for guiding the moving member so that the number of parts of the device is significantly reduced, the weight of the apparatus can be reduced, the manufacturing cost of the apparatus can be reduced, the structure of the apparatus can be simplified since the button can be omitted, and the convenience of usage is enhanced since if a user presses one time, the headrest is positioned in a first position and if presses one more time in the same way the headrest is positioned in a second position.Type: GrantFiled: October 24, 2017Date of Patent: April 13, 2021Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Patent number: 10875434Abstract: The present invention relates to a headrest moving device including a damper configured to generate a resistance force in a direction opposite to a moving direction when the headrest is moved, wherein, when the headrest is moved, the resistance force is different when the headrest is located at a first position from when the headrest is located at a second position, so that noise can be prevented from being generated and a user can be prevented from recognizing the moving of the headrest as a malfunction when the headrest is moved.Type: GrantFiled: January 17, 2018Date of Patent: December 29, 2020Assignee: WOOBO TECH CO., LTD.Inventor: Hae Il Jeong
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Patent number: 10836289Abstract: The present invention relates to a headrest folding device, more particularly, to a headrest folding device comprising a housing, a link rotatably installed in the housing, and a lifting member installed in the housing in a way that it can be lifted or lowered, wherein a stay rod is connected to the link, and wherein the stay rod is slidingly installed in the lifting member, so that the structure becomes significantly simplified, the device becomes compact, and the headrest is stably folded.Type: GrantFiled: April 12, 2017Date of Patent: November 17, 2020Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Patent number: 10780809Abstract: The present invention relates to a headrest moving device, more particularly, relates to a headrest moving device provided with a contact assisting member for closely contacting two members engaged with each other for moving the headrest so that power can be smoothly transmitted, the noise can be reduced during the movement on the headrest.Type: GrantFiled: September 27, 2017Date of Patent: September 22, 2020Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Patent number: 10590681Abstract: This invention relates to a door latch system.Type: GrantFiled: September 9, 2015Date of Patent: March 17, 2020Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Patent number: 10427574Abstract: A device for sliding a headrest towards the front direction includes a ratchet and a release lever installed in a side link which is a movable part. A release protrusion is formed in the ratchet and disposed almost in parallel with the hinge shaft of the ratchet. The release protrusion of the ratchet is pushed up to release the locking so that the headrest is returned to its original position.Type: GrantFiled: November 11, 2016Date of Patent: October 1, 2019Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Patent number: 10427572Abstract: The present invention relates to a headrest folding device, more particularly, to a headrest folding device wherein a ratchet is connected between a release lever and a lock link which maintains the unfolding (upright) of a headrest, so that the operation of the release lever is not directly transferred to the lock link, but rather indirectly transferred to the lock link through the ratchet, thereby smoothing the operation of the release lever.Type: GrantFiled: October 11, 2016Date of Patent: October 1, 2019Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Patent number: 10308153Abstract: A headrest moving device, wherein a lever member, which is connected to the seat or the headrest in a pivoted state, presses the pawl, thereby releasing the engagement between the pawl and the ratchet. A consumer can release the locking at any position by operating a lever member externally protruded from the headrest after the consumer has moved the headrest. The method of releasing the locking can be easily recognized by the consumer, therefore the consumer can effectively and easily utilize the headrest moving device.Type: GrantFiled: May 26, 2015Date of Patent: June 4, 2019Assignee: WOOBO TECH CO., LTD.Inventor: Hae Il Jeong
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Patent number: 10251486Abstract: The present invention relates to a headrest moving device, more particularly, relates to a headrest moving device wherein the user convenience is enhanced since the contact position between the moving unit and the return spring is changed according to the position of the headrest so that the forces being applied by a user are same or similar, that is, there is no significant difference in the operational forces when moving the headrest to either the minimum position or the maximum position thereof.Type: GrantFiled: February 26, 2016Date of Patent: April 9, 2019Assignee: WOOBO TECH CO., LTD.Inventor: Hae Il Jeong
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Patent number: 9980570Abstract: Provided is a headrest folding apparatus. An oblique face is formed on a support for supporting a headrest. When the headrest is in an upright position, the oblique face comes into contact with a first member. The headrest folding apparatus prevents a loose gap from occurring in an upright state, simplifies components to be made compact, and allows a seat to be easily assembled and a manufacturing cost to be cut down.Type: GrantFiled: December 3, 2014Date of Patent: May 29, 2018Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Publication number: 20170144573Abstract: A headrest moving device, wherein a lever member, which is connected to the seat or the headrest in a pivoted state, presses the pawl, thereby releasing the engagement between the pawl and the ratchet. A consumer can release the locking at any position by operating a lever member externally protruded from the headrest after the consumer has moved the headrest. The method of releasing the locking can be easily recognized by the consumer, therefore the consumer can effectively and easily utilize the headrest moving device.Type: ApplicationFiled: May 26, 2015Publication date: May 25, 2017Applicant: WOOBO TECH CO., LTD.Inventor: Hae Il Jeong
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Patent number: 9499078Abstract: Provided is a headrest moving device. When first and second gears, each of which has numerous teeth formed in widthwise and lengthwise directions, are engaged, the numerous widthwise teeth are engaged, and the numerous lengthwise teeth are engaged. Due to the teeth, it is possible to minutely adjust a position of a headrest and to withstand a high load. Even when some of the teeth are disengaged, the headrest moving device can be operated and provides excellent durability.Type: GrantFiled: December 3, 2014Date of Patent: November 22, 2016Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Patent number: 9403458Abstract: Disclosed is a headrest moving device. The headrest moving device includes: a cover including a front wall and a rear wall a middle cover disposed inside the cover and formed with a hollow portion; a locking cover inserted into the hollow portion, connected to the cover, and formed with teeth along a forward/backward direction thereof; a lock pin plate installed on the middle cover to be slidable in a leftward/rightward direction and provided with a lock pin inserted into the teeth; a lock plate formed with through-holes through which vertical portions of a stay rod pass, the lock plate being installed on the middle cover to be slidable in the leftward/rightward direction and being connected to the lock pin plate; a return spring configured to return the lock plate or the lock pin plate; and a button configured to move the lock plate in the leftward/rightward direction. The cover is formed in an integrated body so that the spacing between the front wall and the rear wall may be maintained constantly.Type: GrantFiled: February 19, 2014Date of Patent: August 2, 2016Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Patent number: 9126513Abstract: A headrest moving device which includes a press member, a moving unit that is moved horizontally by the press member, a return spring that functions to return the moving unit to an original position, a screw, a block that is provided with threads in the inner circumferential surface thereof and is engaged with the screw through a screw type engagement, a locking unit that selectively releases the block from a locked state in response to a movement of the moving unit, and a frame that is installed on a stay rod and supports the moving unit, in which either one of the screw and the block can be rotated so that the device can control the position of a headrest steplessly in forward and backward directions.Type: GrantFiled: March 6, 2013Date of Patent: September 8, 2015Assignee: Woobo Tech Co., Ltd.Inventor: Hae IL Jeong
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Patent number: 8926020Abstract: The present invention relates to a headrest moving device. The headrest moving device includes an ejector casing mounted to a seat frame, a tiltable member tiltably installed in the ejector casing, a stay rod connected to a headrest and passing through the tiltable member, a movable unit having a connector and a mounting holder rotatably coupled to the connector and connected to the stay rod, a screw engaged with the connector in a screw manner of engagement, and a motor for rotating the screw, wherein the tiltable member can be tilted relative to the ejector casing and the mounting holder can be rotated relative to the connector, so that the headrest moving device can easily move the headrest forwards and upwards.Type: GrantFiled: December 14, 2010Date of Patent: January 6, 2015Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Patent number: 8857910Abstract: Disclosed herein is an apparatus for moving a headrest. The apparatus includes a stay rod, a fixing cam which is fixed to the stay rod and provided with a locking protrusion, a rotating cam which is provided on the fixing cam and has an insert depression into which the locking protrusion is inserted, a support spring which biases the rotating cam to the fixing cam, and a return spring which has a first end fixed in place and a second end connected to the rotating cam. The fixing cam has a spring support supporting the support spring. The rotating cam has a through hole which has a diameter greater than a diameter of the stay rod so that the rotating cam can be provided around the stay rod after passing through one end of the stay rod and a bent portion of the stay rod.Type: GrantFiled: November 20, 2012Date of Patent: October 14, 2014Assignee: Woobo Tech Co., Ltd.Inventor: Hae Il Jeong
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Publication number: 20140182404Abstract: A headrest moving device which includes a press member, a moving unit that is moved horizontally by the press member, a return spring that functions to return the moving unit to an original position, a screw, a block that is provided with threads in the inner circumferential surface thereof and is engaged with the screw through a screw type engagement, a locking unit that selectively releases the block from a locked state in response to a movement of the moving unit, and a frame that is installed on a stay rod and supports the moving unit, in which either one of the screw and the block can be rotated so that the device can control the position of a headrest steplessly in forward and backward directions.Type: ApplicationFiled: March 6, 2013Publication date: July 3, 2014Applicant: Woobo Tech Co., Ltd.Inventor: Hae IL Jeong