METHOD AND SYSTEM FOR REDUCING VACUUM CONSUMPTION IN A VEHICLE
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Accused Products
Abstract
A system and method for conserving vacuum within a vehicle is described. In one example, vacuum is conserved via limiting volume expansion of a brake booster working chamber.
6 Citations
20 Claims
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1-8. -8. (canceled)
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9. A method for conserving vacuum, comprising:
limiting volume expansion of a brake booster working chamber in response to a speed of a vehicle. - View Dependent Claims (10, 11, 12, 13, 14)
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15. A system for conserving vacuum, comprising:
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a transmission; vehicle brakes; a brake pedal; a vacuum brake booster coupled to the brake pedal and in communication with the vehicle brakes; a master cylinder including a piston, the master cylinder coupled to the vacuum brake booster and in fluidic communication with the vehicle brakes; and a controller including executable instructions stored in non-transitory memory to limit motion of the piston while the transmission is being shifted and while the brake pedal is applied. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification