Aircraft passenger seat mechanism
First Claim
1. An aircraft passenger seat comprising a seat back and a seat pan, the seat pan being pivotally connected at or around a forward end thereof to a seat frame at a first pivot point, and at or around a rearward end thereof to a lower end of the seat back at a second pivot point;
- the seat back having an extension extending beyond the second pivot point and engaging a guide track in or connected to the seat frame, and a reclining actuator for driving the extension along the guide track so as to adjust the reclining of the seat;
wherein the extension is driven by a linear drive mechanism aligned with the guide track, the linear drive mechanism comprising a pinion driven by the reclining actuator and engaging a rack arranged along the guide track.
1 Assignment
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Accused Products
Abstract
An aircraft passenger seat comprises a seat back and a seat pan, the seat pan being pivotally connected at or around a forward end thereof to a seat frame at a first pivot point, and at or around a rearward end thereof to a lower end of the seat back at a second pivot point. The seat back has an extension extending beyond the second pivot point and engaging a guide track in or connected to the seat frame, and a reclining actuator for driving the extension along the guide track so as to adjust the reclining of the seat.
46 Citations
17 Claims
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1. An aircraft passenger seat comprising a seat back and a seat pan, the seat pan being pivotally connected at or around a forward end thereof to a seat frame at a first pivot point, and at or around a rearward end thereof to a lower end of the seat back at a second pivot point;
- the seat back having an extension extending beyond the second pivot point and engaging a guide track in or connected to the seat frame, and a reclining actuator for driving the extension along the guide track so as to adjust the reclining of the seat;
wherein the extension is driven by a linear drive mechanism aligned with the guide track, the linear drive mechanism comprising a pinion driven by the reclining actuator and engaging a rack arranged along the guide track. - View Dependent Claims (2, 5, 10, 11, 12, 13, 14, 15, 16, 17)
- the seat back having an extension extending beyond the second pivot point and engaging a guide track in or connected to the seat frame, and a reclining actuator for driving the extension along the guide track so as to adjust the reclining of the seat;
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3. An aircraft passenger seat comprising a seat back and a seat pan, the seat pan being pivotally connected at or around a forward end thereof to a seat frame at a first pivot point, and at or around a rearward end thereof to a lower end of the seat back at a second pivot point;
- the seat back having an extension extending beyond the second pivot point and engaging a guide track in or connected to the seat frame, and a reclining actuator for driving the extension along the guide track so as to adjust the reclining of the seat;
wherein the extension is driven by a linear drive mechanism aligned with the guide track, the seat including a clutch for releasing the linear drive mechanism from the reclining actuator.
- the seat back having an extension extending beyond the second pivot point and engaging a guide track in or connected to the seat frame, and a reclining actuator for driving the extension along the guide track so as to adjust the reclining of the seat;
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4. An aircraft passenger seat comprising a seat back and a seat pan, the seat pan being pivotally connected at or around a forward end thereof to a seat frame at a first pivot point, and at or around a rearward end thereof to a lower end of the seat back at a second pivot point;
- the seat back having an extension extending beyond the second pivot point and engaging a guide track in or connected to the seat frame, and a reclining actuator for driving the extension along the guide track so as to adjust the reclining of the seat;
wherein the extension carries a bearing moveable along the guide track;
wherein the extension is driven by a linear drive mechanism aligned with the guide track, and wherein the bearing is arranged to reduce loading on the linear drive mechanism.
- the seat back having an extension extending beyond the second pivot point and engaging a guide track in or connected to the seat frame, and a reclining actuator for driving the extension along the guide track so as to adjust the reclining of the seat;
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6. An aircraft passenger seat comprising a seat back and a seat pan, the seat pan being pivotally connected at or around a forward end thereof to a seat frame at a first pivot point, and at or around a rearward end thereof to a lower end of the seat back at a second pivot point;
- the seat back having an extension extending beyond the second pivot point and engaging a guide track in or connected to the seat frame, and a reclining actuator for driving the extension along the guide track so as to adjust the reclining of the seat;
wherein the guide track has a first section extending downwardly and forwardly from a first end, such that the seat back reclines as the part moves along the first section away from the first end. - View Dependent Claims (7, 8, 9)
- the seat back having an extension extending beyond the second pivot point and engaging a guide track in or connected to the seat frame, and a reclining actuator for driving the extension along the guide track so as to adjust the reclining of the seat;
Specification