Air-suspended seat surfaces with flow control valves
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B60N-002/66
B60N-002/44
B60N-002/36
B60N-002/90
출원번호
US-0825434
(2015-08-13)
등록번호
US-10106061
(2018-10-23)
발명자
/ 주소
Dry, Alan George
Talamonti, Joseph S.
출원인 / 주소
Ford Global Technologies, LLC
대리인 / 주소
Chea, Vichit
인용정보
피인용 횟수 :
0인용 특허 :
28
초록▼
A vehicle seat includes a cushion having a compressible edge bladder and a compressible inflation bladder positioned aft of the edge bladder. An inflation line fluidically connects the edge bladder and the inflation bladder, and a check valve therein is openable toward the edge bladder under a fluid
A vehicle seat includes a cushion having a compressible edge bladder and a compressible inflation bladder positioned aft of the edge bladder. An inflation line fluidically connects the edge bladder and the inflation bladder, and a check valve therein is openable toward the edge bladder under a fluid pressure from the inflation bladder. A deflation line with a dump valve therein further fluidically connects the edge bladder and the inflation bladder.
대표청구항▼
1. A vehicle seat, comprising: a cushion including:a compressible edge bladder;a compressible inflation bladder positioned aft of the edge bladder;an inflation line fluidically connecting the edge bladder and the inflation bladder, a check valve therein openable toward the edge bladder under a fluid
1. A vehicle seat, comprising: a cushion including:a compressible edge bladder;a compressible inflation bladder positioned aft of the edge bladder;an inflation line fluidically connecting the edge bladder and the inflation bladder, a check valve therein openable toward the edge bladder under a fluid pressure from the inflation bladder; anda deflation line with a dump valve therein further fluidically connecting the edge bladder and the inflation bladder. 2. The vehicle seat of claim 1, further comprising a coverstock defining a seat surface with a flexible central region and a flexible edge region, the flexible central region overlying the inflation bladder and the flexible edge region overlying the edge bladder. 3. The vehicle seat of claim 1, further comprising a first fixed quantity of a flowable medium contained in a closed system defined by the edge bladder, the inflation bladder, the inflation line and the deflation line, wherein: the check valve in the inflation line restricts movement of a portion of the flowable medium to a first direction from the inflation bladder to the edge bladder; andthe dump valve in the deflation line is moveable between a closed position, in which movement of the flowable medium between the edge bladder and the inflation bladder is prevented, and an open position, in which movement of the flowable medium between the edge bladder and the inflation bladder is allowed. 4. The vehicle seat of claim 3, further including a seatback rotatably coupled with the cushion, wherein: the seatback is moveable by the rotatable coupling thereof with the cushion between an open position and a closed position;the seatback is coupled with the dump valve such that, when the seat is in the open position, the dump valve is in the closed position and, when the seat is within a range from the closed position to a predetermined angle from the open position, the dump valve is in the open position. 5. The vehicle seat of claim 4, further including a coverstock defining a cushion edge region overlying the edge bladder and a seatback upper region, wherein: the upper region of the seatback is positioned away from the edge region of the cushion when the seatback is in the open position, and the seatback upper region is in contact with the cushion edge region when the seatback is in the closed position; andwhen the seatback is in the closed position, the contact between the cushion edge region and the seatback upper region compresses the edge bladder, thereby transferring a second portion of the first fixed quantity of the flowable medium from the edge bladder, through the dump valve in the open position, to the inflation bladder. 6. The vehicle seat of claim 5, further including: a compressible upper bladder underlying the seatback upper region;a seatback inflation line fluidically connecting the upper bladder and the inflation bladder, a seatback check valve therein openable toward the upper bladder under a fluid pressure from the inflation bladder; anda seatback deflation line fluidically connecting the upper bladder to the dump valve. 7. The vehicle seat of claim 6, wherein: the first fixed quantity of the flowable medium is further contained within the upper bladder and is further partially transferable between the inflation bladder and the upper bladder; andwhen the seatback is in the closed position, the contact between the cushion edge region and the seatback upper region further compresses the upper bladder, thereby transferring a third portion of the first fixed quantity of the flowable medium from the upper bladder, through the dump valve in the open position, to the inflation bladder. 8. The vehicle seat of claim 1, further comprising a seatback rotatably coupled with the cushion, defining a flexible upper region and a flexible lower region, and including: a compressible upper bladder underlying the upper region;a compressible seatback inflation bladder underlying the lower region;an inflation line fluidically connecting the upper bladder and the seatback inflation bladder, a check valve therein openable toward the upper bladder under a fluid pressure from the seatback inflation bladder; anda seatback deflation line with a dump valve fluidically connecting the edge bladder and the inflation bladder. 9. The vehicle seat of claim 8, wherein: the seatback is moveable by the rotatable coupling thereof with the cushion between an open position and a closed position;the seatback is coupled with the cushion dump valve and the seatback dump valve such that, when the seat is in the open position, the cushion dump valve and the seatback dump valve are in the respective closed positions and, when the seat is within a range from the closed position to a predetermined angle from the open position, the cushion dump valve and the seatback dump valve are in the respective open positions. 10. A vehicle, comprising: a seat, including: a cushion including an inflation bladder and an edge bladder beneath a seat surface, the inflation bladder and the edge bladder fluidically coupled by parallel inflation and deflation lines, respectively including therein a check valve and a dump valve; anda seatback coupled with the cushion and rotatable between open and closed positions and coupled with the dump valve to close the dump valve when in the open position. 11. The vehicle of claim 10, wherein the seatback is further coupled with the dump valve such that, when the seat is within a range from the closed position to a predetermined angle from the open position, the dump valve is in the open position. 12. The vehicle of claim 10, wherein the seat further includes a first fixed quantity of a flowable medium contained in a closed system defined by the edge bladder, the inflation bladder, the inflation line and the deflation line, wherein: the check valve in the inflation line restricts movement of the flowable medium to within a first direction from the inflation bladder to the edge bladder; andthe dump valve in the deflation line prevents movement of the flowable medium between the edge bladder and the inflation bladder when in the closed position and allows movement of the flowable medium between the edge bladder and the inflation bladder when in the open position. 13. The vehicle of claim 10, wherein: the cushion of the seat defines a cushion edge region overlying the edge bladder;the seatback of the seat defines a seatback upper region;the seatback upper region is positioned away from the cushion edge region when the seatback is in the open position and the seatback upper region is in contact with the cushion edge region when the seatback is in the closed position; andwhen the seatback is in the closed position, the contact between the cushion edge region and the seatback upper region compresses the edge bladder, thereby transferring a portion of the first fixed quantity of the flowable medium from the edge bladder, through the dump valve in the open position, to the inflation bladder. 14. The vehicle of claim 10, further including: a cargo area floor extending rearwardly from the seat; anda ratchet latch operably coupled between the cushion and the seatback;wherein, when in the closed position, the ratchet latch is in an engaged configuration in which a retention force is applied between the cushion and the seatback to retain the seatback in the closed configuration such that a rear surface of the seatback is positioned adjacent the cargo area floor and is angled with respect thereto at an angle of at most 6 degrees. 15. A vehicle seat, comprising: a cushion defining an edge region and including: a compressible edge bladder underlying the edge region such that the edge region of the cushion is expandable from a compressed position to an elevated position;a compressible inflation bladder;a first inflation line fluidically connecting the edge bladder and the inflation bladder, a first check valve therein openable toward the edge bladder under a fluid pressure from the inflation bladder; anda first fixed quantity of a flowable medium contained in a closed system defined by the edge bladder, the inflation bladder, and the first inflation line;wherein the inflation bladder is compressible from a neutral state to a compressed state causing at least partial transfer of the fixed quantity of the flowable medium from the inflation bladder to the edge bladder. 16. The vehicle seat of claim 15, further including: a seatback coupled with the cushion and including a compressible upper bladder; anda second inflation line fluidically connecting the upper bladder and the inflation bladder, a second check valve therein openable toward the upper bladder under the fluid pressure from the inflation bladder. 17. The vehicle seat of claim 16, further comprising a deflation line with a dump valve fluidically connecting the edge bladder and the upper bladder with the inflation bladder such that the first and second deflation lines further defines the closed system, wherein: the dump valve is moveable between a closed position, in which movement of the flowable medium from the edge bladder and the upper bladder to the inflation bladder is prevented, and an open position, in which movement of the flowable medium the edge bladder and the upper bladder to the inflation bladder is allowed. 18. The vehicle seat of claim 15, further comprising a deflation line with a dump valve fluidically connecting the edge bladder with the inflation bladder such that the deflation line further defines the closed system, wherein: the dump valve is moveable between a closed position, in which movement of the flowable medium from the edge bladder to the inflation bladder is prevented, and an open position, in which movement of the flowable medium the edge bladder to the inflation bladder is allowed. 19. The vehicle seat of claim 18, further comprising a seatback rotatably coupled with the cushion such that the seatback is moveable by the rotatable coupling thereof with the cushion between an open position and a closed position; wherein the seatback is coupled with the dump valve such that, when the seat is in the open position, the dump valve is in the closed position and, when the seat is within a range from the closed position to a predetermined angle from the open position, the dump valve is in the open position. 20. The vehicle seat of claim 15, wherein the edge bladder is a first edge bladder and the inflation bladder is a first inflation bladder, the cushion defines first and second lateral seating areas spaced apart from each other, and the first edge bladder and the first inflation bladder underlie the first lateral seating area, the vehicle seat further including: a second edge bladder underlying the second lateral seating area;a second inflation bladder underlying the second lateral seating area;a second inflation line fluidically connecting the second edge bladder and the second inflation bladder, a second check valve therein openable toward the second edge bladder under a fluid pressure from the second inflation bladder; anda second fixed quantity of a flowable medium contained in the second edge bladder, the second inflation bladder, and the second inflation line.
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