Class B66D : CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
Subclass 1/14: Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Driving gear Power transmissions between power sources and drums or barrels
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12227398 | Drive gear assembly with predetermined overload protection | Sep 02, 22 | Feb 18, 25 | Southwire Company, LLC |
| 12202714 | Rope drum of rope hoist and fastening device of hoisting rope | Mar 23, 20 | Jan 21, 25 | KONECRANES GLOBAL CORPORATION |
| 12151919 | Winch clutch and winch thereof | Aug 01, 23 | Nov 26, 24 | NINGBO FUYOU OUTDOOR PRODUCTS CO., LTD. |
| 12077417 | Embedded bionic winch for sampling and exploration of polar sub-glacial lake | May 26, 21 | Sep 03, 24 | Jilin University |
| 12017894 | Mechanical brake | Mar 12, 21 | Jun 25, 24 | PACCAR Inc. |
| 11912543 | Boat lift with noise reducing bearing assembly | May 20, 21 | Feb 27, 24 | Superior Gearbox Company |
| 11859700 | Non-backdrivable self-locking gear system | Sep 20, 22 | Jan 02, 24 | Agbotic Incorporated |
| 11858782 | Trolley of rope crane | Dec 16, 19 | Jan 02, 24 | KONECRANES GLOBAL CORPORATION |
| 11851953 | Mast safety system | May 05, 20 | Dec 26, 23 | Saudi Arabian Oil Company |
| 11840918 | Manual/automatic non-electric-connection borehole clinometer and measurement method | Aug 13, 21 | Dec 12, 23 | China University of Geosciences(Wuhan) |
| 11661320 | Winch | Jun 11, 21 | May 30, 23 | Not available |
| 11480227 | Anti-backdrive lock | Nov 21, 18 | Oct 25, 22 | WEDGEROCK LLC |
| 11447375 | Easily changeable assembly type power winch | Dec 04, 20 | Sep 20, 22 | Comeup Industries Inc. |
| 11448297 | Non-backdrivable self-locking gear system | Mar 23, 20 | Sep 20, 22 | Kinatech, LLC |
| 11326319 | Hydraulic torque converter transmission system for dynamic compactor and the dynamic compactor | Mar 15, 18 | May 10, 22 | Not available |
| 11286138 | Winch and brake unit with sliding blocks | Aug 31, 20 | Mar 29, 22 | Zhejiang Runva Mechanical & Electrical Co., Ltd. |
| 11254549 | Hoist translating drum with bar spline bearing | Jun 04, 19 | Feb 22, 22 | Goodrich Corporation |
| 11247879 | Winch system | Jun 28, 16 | Feb 15, 22 | MHWIRTH AS |
| 11192761 | Brake condition monitoring | Nov 23, 16 | Dec 07, 21 | KONECRANES GLOBAL CORPORATION |
| 11155449 | Cargo loading/unloading device for drones | Jul 01, 19 | Oct 26, 21 | Not available |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0026,564 | LIFTING ASSEMBLY | Nov 09, 22 | Jan 23, 25 | OCADO INNOVATION LIMITED |
| 2024/0301,919 | Drive System for Sidewind Trailer Jacks | Mar 10, 23 | Sep 12, 24 | Not available |
| 2024/0159,296 | Winch-Winding Assembly For Flatbed Winches | Jan 23, 24 | May 16, 24 | Not available |
| 2023/0219,794 | Power Winch Dual-spring Brake Device | Jan 13, 22 | Jul 13, 23 | Not available |
| 2022/0371,860 | BOAT LIFT WITH NOISE REDUCING BEARING ASSEMBLY | May 20, 21 | Nov 24, 22 | Superior Gearbox Company |
| 2022/0297,801 | TOWING WINCH SYSTEM AND A METHOD TO CARRY OUT A TOWING OPERATION, IN PARTICULAR AN ESCORT OPERATION FOR ASSISTING A VESSEL IN PASSING A WATER PASSAGE | May 08, 20 | Sep 22, 22 | Not available |
| 2022/0144,604 | COUPLING FOR A ROPE DRUM OF A LIFTING DEVICE | Feb 28, 20 | May 12, 22 | Not available |
| 2022/0098,013 | Easily Changeable Assembly Type Power Winch | Dec 04, 20 | Mar 31, 22 | Not available |
| 2020/0247,649 | CABLE MACHINE | Apr 22, 20 | Aug 06, 20 | Not available |
| 2020/0182,310 | TETHERED PAYLOAD MOTION CONTROL AND CABLE ROBOT USING MAGNETORHEOLOGICAL ACTUATORS | Aug 29, 18 | Jun 11, 20 | Not available |
| 2019/0330,906 | SECTIONAL DOOR DRIVING DEVICE | Apr 27, 18 | Oct 31, 19 | Not available |
| 2019/0322,499 | WINCH | Jul 01, 19 | Oct 24, 19 | Not available |
| 2019/0309,584 | Drawworks System with Variable Frequency Drive | Apr 10, 18 | Oct 10, 19 | Not available |
| 2019/0300,341 | CABLE MACHINE | Feb 13, 19 | Oct 03, 19 | Not available |
| 2019/0194,001 | ELECTRIC WINCH | Dec 28, 18 | Jun 27, 19 | Not available |
| 2018/0244,507 | COMPACT WINCH | Aug 04, 16 | Aug 30, 18 | Not available |
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