Dual mode force control for surface engaging machinery
US12352294B2 · kind B2 · utility
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6References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 20, 2024 |
| Grant date | Jul 8, 2025 |
| Priority date | — |
| Expiry date | Feb 28, 2044 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF15B2201/51
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An example control system includes: a source of fluid; a cylinder actuator having: (i) cylinder, and (ii) a piston movable within the cylinder and dividing an internal space of the cylinder into a first chamber and a second chamber; a pressure control valve; a pilot-operated valve having a pilot port that is fluidly coupled to the source; and a proportional control valve configured to fluidly couple the source of fluid to the second chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.