Patent US3310986A successfully refreshed from Google Patents.
US3310986A
Expired / Lapsed
US
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Three axis navigational apparatus
Assignee: Individual
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Filing: 1964-05-26
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Granted: 1967-03-28
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Expires: 1984-05-26
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Baecher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:39
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/166; G01C21/183; G01C21/188; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1221
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
A THREE AXIS INERTIAL NAVIGATION SYSTEM COMPRISING: (A) A FIRST MEMBER, (B) FIRST MEANS SUPPORTING SAID FIRST MEMBER FOR FREEDOM ABOUT A PITCH AXIS, (C) A SECOND MEMBER, (D) SECOND MEANS SUPPORTING SAID SECOND MEMBER FROM SAID FIRST MEMBER FOR FREEDOM ABOUT A ROLL AXIS, (E) A SENSITIVE PLATFORM SUPPORTED BY SAID SECOND MEMBER WITH FREEDOM ABOUT AN AZIMUTH AXIS, (F) AN AUXILIARY PLATFORM SUPPORTED BY SAID SENSITIVE PLATFORM FOR INDEPENDENT ROTATION ABOUT SAID AXIMUTH AXIS, (G) MOTIVE MEANS FOR ROTATING SAID AUXILIARY PLATFORM INDEPENDENTLY OF SAID SENSITIVE PLATFORM, (H) MEANS FOR MEASURING THE AZIMUTH ANGULAR DISPLACEMENT BETWEEN SAID AUXILIARY AND SENSITIVE PLATFORMS, (I) A Z GYRO HAVING ITS SENSITIVE AXIS ALIGNED IN AZIMUTH AND ITS FRAME AFFIXED TO SAID SENSITIVE PLATFORM, (J) SERVO MEANS COUPLED WITH SAID Z GYRO FOR STABILIZING SAID SENSITIVE PLATFORM IN AZIMUTH, (K) AN X GYRO HAVING ITS SENSITIVE AXIS PERPENDICULAR TO THE SENSITIVE ASIS OF SAID Z GYRO AND HAVING ITS FRAME AFFIXED TO SAID AUXILIARY PLATFORM,
Claim 2
Dependent Claim
163 words
A THREE AXIS INERTIAL NAVIGATION SYSTEM COMPRISING: (A) A FIRST MEMBER, (B) FIRST MEANS SUPPORTING SAID FIRST MEMBER FOR FREEDOM ABOUT A PITCH AXIS, (C) A SECOND MEMBER, (D) SECOND MEANS SUPPORTING SAID SECOND MEMBER FROM SAID FIRST MEMBER FOR FREEDOM ABOUT A ROLL AXIS, (E) A SENSITIVE PLATFORM SUPPORTED BY SAID SECOND MEMBER WITH FREEDOM ABOUT AN AZIMUTH AXIS, (F) AN AUXILIARY PLATFORM SUPPORTED BY SAID SENSITIVE PLATFORM FOR INDEPENDENT ROTATION ABOUT SAID AXIMUTH AXIS, (G) MOTIVE MEANS FOR ROTATING SAID AUXILIARY PLATFORM INDEPENDENTLY OF SAID SENSITIVE PLATFORM, (H) MEANS FOR MEASURING THE AZIMUTH ANGULAR DISPLACEMENT BETWEEN SAID AUXILIARY AND SENSITIVE PLATFORMS, (I) A Z GYRO HAVING ITS SENSITIVE AXIS ALIGNED IN AZIMUTH AND ITS FRAME AFFIXED TO SAID SENSITIVE PLATFORM, (J) SERVO MEANS COUPLED WITH SAID Z GYRO FOR STABILIZING SAID SENSITIVE PLATFORM IN AZIMUTH, (K) AN X GYRO HAVING ITS SENSITIVE AXIS PERPENDICULAR TO THE SENSITIVE ASIS OF SAID Z GYRO AND HAVING ITS FRAME AFFIXED TO SAID AUXILIARY PLATFORM,
References Cited (Backward Citations)
US3050995A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |