公开(公告)号：US10926130B2

公开(公告)日：2021-02-23

申请号：US16272784

申请日：2019-02-11

Applicant: DRAX INC.

Inventor： Seon Kyung Yoo ,  Jae Sang Park

IPC: A63B22/02 ,  A63B24/00 ,  A63B71/06 ,  A63B23/12

Abstract: Provided is a nonpowered treadmill driven by a user's foot motion. The nonpowered treadmill includes a track part, a rotation unit rotatably supporting the track part, a detector configured to detect a rotation speed of the track part, and a resistance controller configured to control a rotation resistance of the track part in response to the rotation speed detected by the detector.

公开(公告)号：US10821319B2

公开(公告)日：2020-11-03

申请号：US16179761

申请日：2018-11-02

Applicant: DRAX INC.

Inventor： Seon Kyung Yoo

IPC: A63B22/02 ,  F16F1/40 ,  F16F1/50 ,  F16F3/093 ,  F16F15/08

Abstract: Provided is a treadmill. The treadmill includes a shock absorbing portion configured to absorb a shock applied to a deck. The shock absorbing portion includes a second anti-vibration rubber portion having a third surface fixed to a frame and a fourth surface fixed to the deck. The third and fourth surfaces are perpendicular to a plate surface direction of the deck. The second anti-vibration rubber portion includes a first anti-vibration sub-rubber having the third surface, a second anti-vibration sub-rubber having the fourth surface, and a plate located between the first anti-vibration sub-rubber and the second anti-vibration sub-rubber. The plate located between the first anti-vibration sub-rubber and the second anti-vibration sub-rubber has a greater hardness than the first and second anti-vibration sub-rubbers.

公开(公告)号：US20200254302A1

公开(公告)日：2020-08-13

申请号：US16722897

申请日：2019-12-20

Applicant: DRAX INC.

Inventor： Seon Kyung YOO ,  Jae Sang PARK

IPC: A63B22/02 ,  A63B21/00

Abstract: A treadmill is provided. A rotation device rotatably supporting a track unit of the treadmill includes a pair of bearing trains rotatably installed at a frame structure and including a plurality of first bearings arranged along a movement direction of a belt to guide a movement of an upper region of a pair of belts and a front rotation module and a rear rotation module rotatably installed at the frame structure and respectively arranged at a front side and a rear side of the pair of bearing trains. At least one of the front rotation module and the rear rotation module includes a pair of rotation members arranged spaced apart from each other in a direction perpendicular to a rotation direction thereof and a pair of rotation support units supporting the pair of rotation members such that the pair of rotation members rotate individually.

公开(公告)号：US20190060705A1

公开(公告)日：2019-02-28

申请号：US16170903

申请日：2018-10-25

Applicant: DRAX INC.

Inventor： Seon Kyung YOO

IPC: A63B22/02

Abstract: Provided is a treadmill. The treadmill includes a first frame and a second frame, a front roller and a rear roller respectively provided in the first frame and the second frame and a plurality of slats extending perpendicularly to a direction in which the first frame and the second frame are located. The slats are located between the first frame and the second frame and installed movably with respect to the first frame and the second frame. Some of the plurality of slats include a base portion providing a first surface and a strength reinforcing portion protruding from the base portion. The strength reinforcing portion includes a first reinforcing portion protruding from the base portion and a second reinforcing portion extending in a direction intersecting a protrusion direction of the first reinforcing portion, the second reinforcing portion provides a second surface.

公开(公告)号：US20190009128A1

公开(公告)日：2019-01-10

申请号：US16028292

申请日：2018-07-05

Applicant: DRAX INC.

Inventor： Seon Kyung Yoo

IPC: A63B22/02

CPC classification number: A63B22/0285 ,  A63B22/0017 ,  A63B22/02 ,  A63B22/0207 ,  A63B2022/206 ,  A63B2024/0093

Abstract: There is provided a motorless treadmill. The motorless track includes: a motorless track having a curved shape such that an inclination angle increases with respect to the ground toward a front end and a rear end, and configured to move around by user's foot steps; and a pair of side covers disposed on both sides of the motorless track, wherein the motorless track changes movement speed according to a location at which the user steps on the motorless track, and wherein, on at least one side cover of the pair of side covers, a speed-related indicator is disposed to indicate information related to movement speed of the motorless track.

公开(公告)号：US20240416180A1

公开(公告)日：2024-12-19

申请号：US18703708

申请日：2022-12-26

Applicant: DRAX INC.

Inventor： Seon Kyung YOO

IPC: A63B24/00 ,  A63B71/06 ,  G16H20/30

Abstract: An AI exercise sequence providing device includes: a storage unit that stores at least one muscle activated when using an exercise machine and a contribution of each of the at least one muscle; an exercise sequence generating unit configured to generate an exercise sequence by selecting a plurality of exercise machines based on a target exercise amount of a target muscle; and a measuring unit configured to calculate in real time a cumulative exercise amount applied to each of at least one muscle based on each at least one muscle that is activated when performing an exercise according to the exercise sequence and based on the contribution of each at least one muscle.

公开(公告)号：US20240408475A1

公开(公告)日：2024-12-12

申请号：US18702093

申请日：2022-11-17

Applicant: DRAX INC.

Inventor： Seon Kyung YOO ,  Jae Sang PARK

IPC: A63B71/06 ,  A63B24/00

Abstract: Disclosed are a method of providing an exercise guide video and an apparatus therefor. The method of providing an exercise guide video includes recognizing a posture of a user while the exercise guide video is being displayed, comparing the posture of the user with a reference posture included in the exercise guide video and corresponding to the posture of the user, and when, during a certain time period, a degree of similarity between the posture of the user and the reference posture is less than a reference value, ending the displaying of the exercise guide video.

公开(公告)号：US20240408451A1

公开(公告)日：2024-12-12

申请号：US18704055

申请日：2022-12-26

Applicant: DRAX INC.

Inventor： Seon Kyung YOO

IPC: A63B24/00

Abstract: According to a desirable embodiment of the present disclosure, an apparatus for providing an artificial intelligence (AI) exercise sequence includes: a communicator configured to communicate with each of exercise machines in a smart gym; a determining unit configured to determine an occupancy status of the exercise machine; an exercise sequence generation unit configured to generate an exercise program including a plurality of exercise machines needed for a user using the smart gym and an exercise sequence including a user order of the plurality of exercise machines; and an AI exercise sequence providing unit configured to provide, to the user in real time, an AI exercise sequence automatically resetting the use order of the plurality of exercise machines included in the exercise sequence according to the occupancy status of the exercise machine in the smart gym.

公开(公告)号：US12145022B2

公开(公告)日：2024-11-19

申请号：US17735970

申请日：2022-05-03

Applicant: DRAX INC.

Inventor： Seon Kyung Yoo

IPC: A63B22/02 ,  A63B71/00

Abstract: This application relates to a treadmill. In one aspect, the treadmill includes a frame structure, a track part configured to rotate with respect to the frame structure, and a rotation unit disposed in the frame structure and rotatably supporting the track part. The track part may include a plurality of slats arranged in a rotation direction and a track belt disposed at both end portions of the plurality of slats and connecting the plurality of slats. The rotation unit may include first rotation members disposed in front and rear of the frame structure. At least one of the first rotation members includes a plurality of grooves arranged apart from each other on an outer circumferential surface of the at least one of the first rotation members in a circumferential direction, to have a surface shape different from an inner circumferential surface of the track belt.

公开(公告)号：US20240285460A1

公开(公告)日：2024-08-29

申请号：US18587233

申请日：2024-02-26

Applicant: DRAX INC.

Inventor： Seon Kyung YOO

IPC: A61H1/02

CPC classification number: A61H1/0218 ,  A61H1/0244 ,  A61H2201/0161 ,  A61H2201/1664 ,  A61H2203/0406

Abstract: A stretching apparatus includes a first stretching member configured to move in a forward and backward direction of a body frame and support a part of a user's body, and a sliding structure configured to slidably move the first stretching member in the forward and backward direction with respect to the body frame, wherein the sliding structure includes a guide rail fixed inside each of the plurality of horizontal frames and a plurality of guide wheels fixed to both end portions of the first stretching member and configured to move along the guide rail inside each of the plurality of horizontal frames.