Readily convertible aircraft passenger seats
Patent 4881702 Issued on November 21, 1989. Estimated Expiration Date: 
December 29, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 29, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3374032 3480240 3637253 3743351 3877747 3893729 3910632 Support structure for maximizing or equalizing luggage space under vehicle seats Convertible seat Retractable seat for gaming devices Patent #: 4705274 InventorAssigneeApplicationNo. 139282 filed on 12/29/1987US Classes:244/118.6, Seating arrangement: berth or berthage297/232, PLURAL RELATED SEATS297/257Relatively movableExaminersPrimary: Basinger, Sherman D.Assistant: Avila, Stephen Attorney, Agent or FirmInternational ClassA47C 015/00AbstractAircraft passenger seat frames (60, 62, 220, 222 and 224) having legs (54, 56, 210, 212) fixed in place in the aircraft and with the seat frames. Each seat frame has generally horizontal supporting members (66, 68, 74, 76) having their opposite ends secured in seat end webs (70, 72, 78, 80). Tubes (84, 86) are associated with each of the seat end webs of the plurality of seat frames in a supporting relationship, the legs (54, 56) being connected to the tubes to support the seat frames. The tubes have a tube-in-tube slip joint (88, 90) at least at one outside end of the one seat frame on which the seat can be moved toward or away from an adjacent seat frame to change the fare class size of the set frames. | |
