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MOOG, INC.

MOOG, INC. Patent applications
Patent application numberTitlePublished
20110257909INERTIALLY REFERENCED SENSOR SYSTEM AND METHOD - An inertially referenced motion sensor that may be rigidly coupled to a relative motion sensor. Signals from the relative motion sensor and inertially referenced motion sensor may be combined to produce an inertially referenced relative signal.10-20-2011
20110232474TWO-STAGE SUBMERSIBLE ACTUATORS - The present invention provides an improved two-stage actuator (09-29-2011
20110198950STEPPING MOTORS WITH SMALL STEP INTERVALS - An improved motor (08-18-2011
20110194217POWER SUPPLIES WITH TESTABLE CURRENT LIMITERS, AND METHODS OF OPERATING SAME - A power supply (08-11-2011
20110156506PERMANENT MAGNET-TYPE STEPPING MOTORS - A permanent magnet-type stepping motor broadly includes: a movable member (e.g., a rotor) having a number of magnetic poles on a surface thereof, with adjacent poles being of opposite polarity, the number of poles being a function of a constant, the number of phases and a desired step interval; and a stationary member (e.g., a stator) having a number of equally-spaced teeth arranged to face toward said movable member surface, each of said teeth having a plurality of fingers arranged to face toward said movable member surface, the number of said teeth being a whole integer that is a function of a constant, the number of said poles, the number of said fingers on each stator tooth, and the number of phases.06-30-2011
20110094848METHOD AND APPARATUS FOR DETERMINING THE APPARENT OPERATIONAL INTEGRITY OF A NO-BACK DEVICE - This invention provides an improvement in a no-back device having a ball screw connected to a variable load of reversible polarity (±L) and having a portion penetrating a housing. The device includes a braking mechanism acting between the housing and the ball screw for producing a force that resists movement of the ball screw in the direction of an “aiding” load, but does not substantially resist movement of the ball screw in the direction of an “opposing” load. The improvement broadly includes: a first spring acting between the housing and the braking mechanism for exerting a first preload force (F1) on the braking mechanism for simulating the application of an external load on the ball screw in one of the directions; whereby the apparent operational integrity of the no-back device may be checked when no external load is applied to the ball screw. In use, the apparatus performs the steps of: providing a first spring; causing the first spring to exert a first preload force (F1) on the braking mechanism; determining the actual torque (Ta) required to move the ball screw while the aircraft is on the ground; comparing the actual torque with a theoretical torque (Tt) required to move the ball screw; and inferring that the no-back device is not operating correctly if the actual torque is less than the theoretical torque; thereby to test the apparent operational integrity of the no-back device when the aircraft is on the ground.04-28-2011
20110026938OPTICAL ROTARY JOINTS, METHODS OF MOUNTING SAME IN A PROPERLY-ALIGNED MANNER, AND OPTICAL RELECTOR ASSEMBLIES FOR USE THEREIN - The present invention relates generally to optical rotary joints (02-03-2011

Patent applications by MOOG, INC.