公开(公告)号：US11377783B2

公开(公告)日：2022-07-05

申请号：US16317810

申请日：2016-07-14

Applicant: Cafe24 Corp.

Inventor： Jae Suk Lee

IPC: B29C65/00 ,  D06H7/04 ,  B29C65/50 ,  D06H7/00

Abstract: An aspect of the present invention provides a raw fabric cutting device. The device comprises: a support portion for supporting a raw fabric; a compressing portion for evacuating the space between a cover arranged on the raw fabric and the support portion such that the raw fabric is compressed; a cutting portion transferred above the support portion so as to cut the raw fabric; and a sealing portion transferred together with the cutting portion and configured to supply a sealing member to an open area of the cover, which is exposed as the raw fabric is cut, thereby covering the open area, wherein the sealing portion comprises a sealing member cutting portion for forming a notch on at least one side of the sealing member in the transverse direction with regard to the direction of transfer of the sealing member.

公开(公告)号：US11965481B2

公开(公告)日：2024-04-23

申请号：US17779574

申请日：2020-05-26

Applicant: CAFE24 CORP.

Inventor： Jae Suk Lee

IPC: F03D5/02 ,  F03D15/00 ,  H02K7/00 ,  H02K7/18

CPC classification number: F03D5/02 ,  F03D15/00 ,  H02K7/003 ,  H02K7/183 ,  F05B2220/706 ,  F05B2240/31

Abstract: Provided is a wind power system. The wind power system may comprise: a rail for providing a movement path in a horizontal direction; a moving body configured to slide and move along the movement path of the rail; a plurality of blades installed on the moving body and providing power for the movement of the moving body on the basis of energy from the wind; and a nacelle having a generator for generating power by rotating in conjunction with the movement of at least one of the moving body and the blades.

公开(公告)号：US11086409B2

公开(公告)日：2021-08-10

申请号：US15550371

申请日：2015-08-03

Applicant: CAFE24 CORP.

Inventor： Jae Suk Lee

IPC: G06F3/023 ,  G06F3/02 ,  G06F3/16 ,  G06F15/02

Abstract: Disclosed herein is a system, device, and method for inputting information on the basis of a sound wave. The system for inputting information on the basis of a sound wave may comprise: a keyboard including a plurality of input keys, each of which generates a unique key sound wave as the input key is struck by a user; and an information input unit for acquiring at least one key sound wave generated as at least one of the input keys on the keyboard is struck, detecting at least one key value corresponding to the acquired at least one key sound wave, and inputting the detected key value to a device.