Hydraulic drag brake
US12420913B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 2, 2024 |
| Grant date | Sep 23, 2025 |
| Priority date | — |
| Expiry date | Feb 4, 2044 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D57/06
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A hydraulic drag brake is provided for use with a driveline. The hydraulic drag brake includes a fluid circuit including first and second loops, a first valve disposed along the first loop to allow a flow of fluid through the first loop in a first direction and to prevent a flow of the fluid through the first loop in a second direction, a second valve disposed along the second loop and a pump coupled to the driveline and configured to pump the fluid through the fluid circuit in the first direction and across the first valve with the driveline occupying a retracted position or engaging in an extend motion and in the second direction and over the second valve with the driveline occupying an extended position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.