Class F03G : SPRING, WEIGHT, INERTIA, OR LIKE MOTORS; MECHANICAL-POWER-PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
Subclass 5/02: Devices for producing mechanical power from muscle energy (driving cycles B62M) of endless-walk type, e.g. treadmills
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12059590 | Stable treadmill slat | Oct 18, 21 | Aug 13, 24 | Speedfit LLC |
| 11148005 | Leg-powered treadmill | Jan 08, 19 | Oct 19, 21 | Not available |
| 10456625 | Sporting apparatus and controlling method thereof | Aug 25, 16 | Oct 29, 19 | Delta Electronics, Inc. |
| 10207143 | Low profile collapsible treadmill | Jan 29, 15 | Feb 19, 19 | ICON HEALTH & FITNESS, INC. |
| 10183191 | Leg-powered treadmill | May 26, 16 | Jan 22, 19 | Speedfit LLC |
| 9843239 | Farm animal-operated conveyer and generator | May 09, 16 | Dec 12, 17 | Not available |
| 9770615 | Speed adjustment method and device for mountain climbing machine without external power | Sep 28, 16 | Sep 26, 17 | SHAN DONG HUIKANG SPORT EQUIPMENT CO.,LTD. |
| 9504874 | Speed adjustment method and device for mountain climbing machine without external power | Aug 20, 12 | Nov 29, 16 | SHAN DONG HUIKANG SPORT EQUIPMENT CO.,LTD. |
| 5224568 | Power generating apparatus | Apr 03, 92 | Jul 06, 93 | Not available |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0065,185 | STABLE TREADMILL SLAT | Jul 31, 24 | Feb 27, 25 | Speedfit LLC |
| 2022/0397,102 | New Renewable Clean Energy Acquiring Method and System | Nov 12, 19 | Dec 15, 22 | Not available |
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