Bolster valve arrangement
AssigneeLear Corporation
InventorsDavid Abdella, Samuel Blair
Life of this patent
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Abstract
A method and apparatus includes a plurality of fluid bladders comprising at least a first fluid bladder and a second fluid bladder, and an actuator that is fluidly connected to the plurality of fluid bladders. The actuator selectively inflates the first fluid bladder and the second fluid bladder. A buffer bladder is fluidly connected to the first fluid bladder and the second fluid bladder via a plurality of one-way valves. A vent is fluidly connected to the plurality of fluid bladders, wherein the vent selectively deflates the first fluid bladder and the second fluid bladder.
Claims20
An apparatus comprising:
- a plurality of fluid bladders including at least a first fluid bladder and a second fluid bladder;
- an actuator fluidly connected to the plurality of fluid bladders, wherein the actuator selectively inflates the first fluid bladder and the second fluid bladder;
- a buffer bladder fluidly connected to the first fluid bladder and the second fluid bladder via a plurality of one-way valves;
- and
- a vent fluidly connected to the plurality of fluid bladders, wherein the vent selectively deflates the first fluid bladder and the second fluid bladder.
A method comprising:
- providing a plurality of fluid bladders including at least a first fluid bladder and a second fluid bladder;
- fluidly connecting a buffer bladder with the first fluid bladder and the second fluid bladder via a plurality of one-way valves;
- selectively inflating the first fluid bladder and the second fluid bladder with a common actuator;
- and
- selectively deflating the first fluid bladder and the second fluid bladder with a common vent.
Dependencies are inferred from the claim text.