System and method for spacecraft attitude control
CA 2338459 A1 · Owner: Tyc, George · Inventors: Tyc, George; Frise, Peter R.; Staley, Douglas A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A momentum management system (10) for spacecraft attitude control. The momentum management system (10) includes a rotor (14) that provides control torques to a spacecraft. A drive (25) is provided to rotate the rotor (14) and a torque generation device (27) to impart torque to the rotor (14). A gimbal assembly (12) couples the drive (25) to the rotor (14). The gimbal assembly (12) has a spinning gimbal (18) and attaches to the drive (25) and , the rotor (14) through the use of flexure joints (20). These flexure joints (20) permit the rotor (14) to tilt in two axes relative to a drive shaft (22) through a range of angles from about 0 degrees to about 7 degrees under the control of the …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed July 23, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 23, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 23, 2021.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.