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US 9,067,575 B2Granted
Brake system and vehicle comprising a brake system
AssigneeVolvo Construction Equipment AB
InventorsChristian Wargh, Mats Akerblom, Daniel Jansson
Life of this patent
Estimating the term…
Abstract
A vehicle and a brake system for a vehicle include at least one hydraulic pump, wherein the at least one hydraulic pump is connected to an input fluid conduit and an output fluid conduit. A flow resistance unit is provided in the output fluid conduit of the at least one hydraulic pump for being selectively coupled into the output fluid conduit when brake torque is requested.
Claims12
A vehicle comprising:
- a powertrain;
- and
- a brake system comprising at least one hydraulic pump coupled to a power-take-off unit of the powertrain, wherein the at least one hydraulic pump is connected to an input fluid conduit and an output fluid conduit using a controllable valve, and a flow resistance unit is arranged in the output fluid conduit, wherein the controllable valve, is arranged in the input fluid conduit and the output fluid conduit, the at least one hydraulic pump being adapted to be
- selectively coupled into the output fluid conduit when brake torque is requested, and
- selectively coupled to at least one hydraulic cylinder, and to provide fluid to the at least one hydraulic cylinder, whenever no brake torque is requested.
2 more elements
Dependencies are inferred from the claim text.