Counterweight system for lifting machines
US11814269B2 · kind B2 · utility
0Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2021 |
| Grant date | Nov 14, 2023 |
| Priority date | — |
| Expiry date | Jun 10, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66C2700/0392
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A mobile pipelayer machine includes a machine chassis having a forward end, a rear end, a first side, and a second side, and a boom extending from the first side of the machine chassis. The mobile pipelayer machine also includes a movable counterweight system extending from the second side of the machine chassis, the movable counterweight system being selectively movable to change a center of gravity of the machine in at least one of a forward or a rearward direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.