IP Library › Granted Patent US 12,357,894
Granted Patent B2
US 12,357,894 · App. 17/640,079 · Granted Jul 15, 2025

Bicycle simulator

Inventor: Joong Sik Lee (Gyeonggi-do, KR)
Assignee: REAL DESIGN TECH CO., LTD.
A63B69/16A63B2024/009A63B2069/166A63B2071/0638
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Quick Facts
Patent No.
US 12,357,894
App. No.
17/640,079
Granted
Jul 15, 2025
Kind
B2
Abstract

A bicycle simulator includes a base portion having a frame shape; a frame support portion supported by the base portion and supporting a bicycle frame connecting a front wheel of a mounted bicycle to a rear wheel of the mounted bicycle; a first treadmill extending in a running direction of the bicycle, supporting the front wheel of the bicycle, and rotating according to rotation of the front wheel; and a second treadmill extending in the running direction of the bicycle, supporting the rear wheel of the bicycle, and rotating according to rotation of the rear wheel, wherein the frame support portion is disposed between the first treadmill and the second treadmill.

Claims (19)

1. A bicycle simulator comprising:

a base portion having a rectangular frame shape;

a frame support portion module detachably supported by the base portion; and

a treadmill having a belt, seated on the base portion along the rectangular frame shape and extending in a running direction of a mounted bicycle, wherein the belt is configured to support a front wheel and a rear wheel of the mounted bicycle, and rotate according to rotation of the front wheel and the rear wheel,

wherein the frame support portion module includes:

a frame base having a frame and two side support portions disposed on two side surfaces of the frame;

a first slide guide disposed on each of the two side portions of the frame base and extending in the running direction of the mounted bicycle;

a first slide portion connected to and movable along the first slide guide, wherein the first slide portion is inserted into the first slide guide to move in the running direction of the mounted bicycle;

a second slide guide supported by the first slide portion and extending in a left-right direction perpendicular to the running direction of the mounted bicycle;

a second slide portion connected to and movable along the second slide guide;

a support bar extending upward from the second slide portion, the support bar having a first end and an opposite second end, wherein the first end of the support bar is fixed to the second slide portion; and

a support clamp disposed at the second end of the support bar and configured to support a bicycle frame of the mounted bicycle by fixing at least one of a down tube and a top tube of the bicycle frame.

2. The bicycle simulator of claim 1 , wherein the treadmill further includes:

a plurality of roller portions disposed to be apart from each other with a predetermined interval therebetween in the running direction of the mounted bicycle,

wherein the belt is disposed to surround outer circumferential surfaces of the plurality of roller portions, and wherein the frame support portion module is disposed over the belt.

3. The bicycle simulator of claim 2 , further comprising a plurality of lifting portions disposed on each of the plurality of roller portions, wherein the plurality of lifting portions are disposed at both ends of the plurality of roller portions, and move the plurality of roller portions up and down in a vertical direction perpendicular to the running direction of the mounted bicycle.

4. The bicycle simulator of claim 3 , further comprising:

a display device that visually provides a riding environment to a rider on the mounted bicycle; and

a controller that controls driving of the plurality of lifting portions, wherein the controller raises or lowers each of the plurality of roller portions to match the riding environment provided in real time through the display device.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 3, 2022
From: LEE, JOONG SIK
To: REAL DESIGN TECH CO., LTD.
Reel/Frame 059162/0875 →
Priority Claims (2)
KR 10-2019-0108933 · Sep 3, 2019 · national
KR 10-2020-0001568 · Jan 6, 2020 · national
Continuity (1)
Related Publication 20220323823A1 · Oct 13, 2022
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