← Back to Patent Explorer
US3131292A Expired / Lapsed US ⏱️ 0.0 years remaining

Coordinate reference system

Assignee: Motors Liquidation Co
•
Filing: 1957-11-29
•
Granted: 1964-04-28
•
Expires: 1977-11-29
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Jr Leo W Tobin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 12:11
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/183

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 106 words
THE METHOD OF PROVIDING A COORDINATE REFERENCE SYSTEM FOR A VEHICLE COMPRISING THE STEPS OF GENERATING PITCH, ROLL, AND AZIMUTH SIGNALS CORRESPONDING TO THE ANGULAR DISPLACEMENT OF SAID VEHICLE ABOUT ITS RESPECTIVE PITCH, ROLL, AND YAW AXES FROM A DATUM POSITION IN WHICH SAID AXES ARE ALIGNED WITH SELECTED EXTERNAL REFERENCE AXES HAVING A KNOWN ORIENTATION IN SPACE, MODIFYING SAID AZIMUTH SIGNAL IN ACCORDANCE WITH A PREDETERMINED FUNCTION OF THE PITCH AND ROLL SIGNALS TO DERIVE A CORRECTED AZIMUTH SIGNAL, AND APPLYING SAID PITCH, ROLL, AND CORRECTED AZIMUTH SIGNALS TO UTILIZATION MEANS AS AN INDICATION OF THE DISPLACEMENT OF THE VEHICLE ABOUT THE REFERENCE COORDINATE AXES.
Claim 2
Independent Claim 106 words
THE METHOD OF PROVIDING A COORDINATE REFERENCE SYSTEM FOR A VEHICLE COMPRISING THE STEPS OF GENERATING PITCH, ROLL, AND AZIMUTH SIGNALS CORRESPONDING TO THE ANGULAR DISPLACEMENT OF SAID VEHICLE ABOUT ITS RESPECTIVE PITCH, ROLL, AND YAW AXES FROM A DATUM POSITION IN WHICH SAID AXES ARE ALIGNED WITH SELECTED EXTERNAL REFERENCE AXES HAVING A KNOWN ORIENTATION IN SPACE, MODIFYING SAID AZIMUTH SIGNAL IN ACCORDANCE WITH A PREDETERMINED FUNCTION OF THE PITCH AND ROLL SIGNALS TO DERIVE A CORRECTED AZIMUTH SIGNAL, AND APPLYING SAID PITCH, ROLL, AND CORRECTED AZIMUTH SIGNALS TO UTILIZATION MEANS AS AN INDICATION OF THE DISPLACEMENT OF THE VEHICLE ABOUT THE REFERENCE COORDINATE AXES.

References Cited (Backward Citations)

US2595309A Cited
US2649264A Cited
US2762123A Cited
US2623714A Cited
US2752792A Cited
US2835131A Cited
US2945643A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-04-28 1967-10-28 1968-04-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-04-28 1971-10-28 1972-04-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-04-28 1975-10-28 1976-04-28 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag