Hydrostatic drive system with variable vibration damper
US11428314B2 · kind B2 · utility
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12References
24Claims
0Family size
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Key dates
| Filing date | Dec 18, 2017 |
| Grant date | Aug 30, 2022 |
| Priority date | — |
| Expiry date | Sep 22, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H61/42
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A hydrostatic drive system is disclosed which allows for simpler and more robust control of hydraulic vibration. The system comprises first and second hydraulic drive units and a variable damping device. At least the first hydraulic drive unit is a variable displacement type and comprises a displacement control. The variable damping device comprises at least one variable element. The system comprises a first linkage apparatus between the displacement control and the variable element and is operable to control the variable element in accordance with the displacement of the displacement control.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.