Stowable Rear Seat with Fore and Aft Adjustment
First Claim
Patent Images
1. A vehicle seat for a vehicle having a floor, the seat comprising:
- a seat base having a cushion frame with a front portion that is shifted between a raised position and a lowered position;
a seatback attached to the seat base by a hinge;
a linkage is provided between the cushion frame and the floor, the linkage includes a front pivot bar, a lower link affixed to the front pivot bar to pivot with the front pivot bar, an upper link is connected to the lower link by a pivot connector and is connected to the cushion frame, wherein the front pivot bar may be pivoted to move the upper and lower links from a lowered position in which the upper and lower links are arranged at an angle with the pivot connector rearward of the front pivot bar to a raised position in which the upper and lower links are arranged in an over-center orientation with the pivot connector above and forward of the front pivot bar;
a rear portion of the cushion frame is pivotally connected to a rear pivot bar; and
an actuator is operatively connected to the front pivot bar, lower link and upper link to move the front portion of the cushion frame between the raised position and the lowered position.
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Accused Products
Abstract
A vehicle seat is provided with a linkage that may be used to raise and lower a front portion of the seat base. A track assembly is provided in combination with the linkage that moves the seat in a fore-and-aft direction with the seat back in either an upright or fold flat position. The linkage for adjusting the position of the front of the seat base may be actuated by pivoting the seat back between the upright and fold flat position.
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Citations
20 Claims
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1. A vehicle seat for a vehicle having a floor, the seat comprising:
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a seat base having a cushion frame with a front portion that is shifted between a raised position and a lowered position; a seatback attached to the seat base by a hinge; a linkage is provided between the cushion frame and the floor, the linkage includes a front pivot bar, a lower link affixed to the front pivot bar to pivot with the front pivot bar, an upper link is connected to the lower link by a pivot connector and is connected to the cushion frame, wherein the front pivot bar may be pivoted to move the upper and lower links from a lowered position in which the upper and lower links are arranged at an angle with the pivot connector rearward of the front pivot bar to a raised position in which the upper and lower links are arranged in an over-center orientation with the pivot connector above and forward of the front pivot bar; a rear portion of the cushion frame is pivotally connected to a rear pivot bar; and an actuator is operatively connected to the front pivot bar, lower link and upper link to move the front portion of the cushion frame between the raised position and the lowered position. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A vehicle seat for a vehicle having a floor, the seat comprising:
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a seat base having a cushion frame that is shifted between a raised position and a lowered position; a seatback attached to the seat base by a hinge; a linkage provided between the cushion frame and the floor, the linkage includes articulated links that pivot the cushion frame between the raised position in which a front portion of the cushion frame is higher than a rear portion of the cushion frame and the lowered position in which the front portion of the cushion frame is lowered to substantially the same height as the rear portion of the cushion frame; a rear portion of the cushion frame is pivotally connected to a rear pivot bar; an actuator is operatively connected to the linkage to move the cushion frame between the raised position and the lowered position; and a slide track assembly connects the cushion frame and linkage to the floor to be movable fore-and-aft. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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18. A vehicle seat for a vehicle having a floor, the seat comprising:
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a seat base having a cushion frame that is shifted between a first position and a second position; a seatback attached to the seat base by a hinge, wherein the seatback may be selectively pivoted to a fold flat orientation with the seatback being pivoted to a position in which the seatback overlies the seat base; a linkage is provided between the cushion frame and the floor, the linkage includes articulated links that pivot the cushion frame between the first position in which a front portion of the cushion frame is higher than a rear portion of the cushion frame and a second position in which the front portion of the cushion frame is lowered to substantially the same height as the rear portion of the cushion frame; and a rear portion of the cushion frame is pivotally connected to a rear pivot bar; an actuator is operatively connected to the linkage to move the cushion frame between the first position and the second position, wherein the actuator is operatively connected to the seatback, and wherein pivoting the seatback to the fold flat position actuates the linkage to move the cushion frame between the first position and the second position. - View Dependent Claims (19, 20)
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Specification