| 1/00 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) |
| 1/02 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Driving gear |
| 1/04 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Driving gear manually operated |
| 1/06 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Driving gear manually operated Safety cranks for preventing unwanted crank rotation and subsequent lowering of the loads |
| 1/08 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Driving gear incorporating fluid motors |
| 1/10 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Driving gear incorporating fluid motors Steam driving gear |
| 1/12 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Driving gear incorporating electric motors |
| 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 |
| 1/16 | 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 the drums or barrels being freely rotatable (B66D 1/24 takes precedence) |
| 1/18 | 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 the drums or barrels being freely rotatable (B66D 1/24 takes precedence) and the power being transmitted from a continuously-operating and irreversible prime mover |
| 1/20 | 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 Chain, belt, or friction drives, e.g. incorporating sheaves |
| 1/22 | 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 Planetary or differential gearings (for actuating grab buckets B66D 1/7) |
| 1/24 | 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 for varying speed, or reversing direction of rotation, of drums or barrels |
| 1/26 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) having several drums or barrels |
| 1/28 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Other constructional details |
| 1/30 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Other constructional details Rope, cable, or chain drums or barrels |
| 1/34 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Other constructional details Rope, cable, or chain drums or barrels Attachment of ropes or cables to drums or barrels |
| 1/36 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Other constructional details Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains |
| 1/38 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Other constructional details Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains by means of guides movable relative to drum or barrel (B66D 1/395 takes precedence) |
| 1/39 | Rope, cable, or chain winding mechanisms; Capstans (portable or mobile lifting or hauling appliances B66D 3/00) Other constructional details Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains by means of axially-movable drums or barrels (B66D 1/395 takes precedence) |