Device for position stabilization
Patent 3948467 Issued on April 6, 1976. Estimated Expiration Date: 
April 6, 1993. 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.
April 6, 1993. 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 References1558567 InventorAssigneeApplicationNo. 525026 filed on 11/18/1974US Classes:244/116, Movable114/261, Aircraft244/17.17, With landing, mooring, or nonaerial propelling or steering gear74/110Reciprocating to reciprocatingExaminersPrimary: Blix, Trygve M.Assistant: Kelmachter, Barry L. Attorney, Agent or FirmInternational ClassB64F 3/00 (20060101)Foreign Application Priority Data1974-01-19 DTAbstractA device for position stabilization of a take-off and landing platform for aircraft, which comprises a forcibly-guided parallelogram linkage adapted to be rotatably mounted on a mobile carrier, a take-off and landing platform rigidly connected with and parallel to the upper parallelogram part, and an operating device rotatably connected at each end between the carrier and one of the side parts of the parallelogram linkage. | |
