US3242485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Infrared acquisition aid for a tracking system
Assignee: Barnes Engineering Co
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Filing: 1964-03-30
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Granted: 1966-03-22
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Expires: 1984-03-30
Abstract
No abstract record available.
Inventors
- 👤 Robert W Astheimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:15
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/86; G01S13/66; G01S13/68; G01S3/00; G01S3/78; G01S3/782; G01S3/787
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A TRACKING SYSTEM FOR ACCURATELY TRACKING TARGETS MOVING AT HIGH SPEEEDS AND DIFFERENT ACCELERATIONS COMPRISING (A) A RADAR TRACKER HAVING A RADAR TRACKING AXIS FOR FOLLOWING TARGETS, (B) AN INFRARED ACQUISITION AID HAVING A NARROW FIELD OF VIEW AND AN INFRARED TRACKING AXIS FOR ASSISTING IN THE TRACKING OF TARGETS WHEN SAID RADAR IS INEFFECTIVE IN SO DOING, (C) MOVABLE OPTICAL MEANS ASSOCIATED WITH SAID INFRARED ACQUISITION AID FOR OFFSETTING THE INFRARED TRACKING AXIS FROM THE RADAR TRACKING AXIS SO THAT THE INFRARED TRACKING AXIS IS ABLE TO MOVE INDEPENDENTLY OF SAID RADAR TRACKING AXIS, (D) MEANS TO HOLD SAID OPTICAL MEANS IN A FIXED POSITION WHICH POSITION COLLIMATES SAID INFRARED AND RADAR TRACKING AXES AS LONG AS SAID TARGET IS BEING FOLLOWED ALONG THE RADAR TRACKING AXIS BY THE RADAR TRACKER, AND (E) MEANS FOR MOVING SAID OPTICAL MEANS TO TRACK SAID TARGET ALONG SAID INFRARED TRACKING AXIS UNTIL SAID RADAR TRACKER CATCHES UP WITH SAID TARGET.
Claim 2
Dependent Claim
158 words
A TRACKING SYSTEM FOR ACCURATELY TRACKING TARGETS MOVING AT HIGH SPEEEDS AND DIFFERENT ACCELERATIONS COMPRISING (A) A RADAR TRACKER HAVING A RADAR TRACKING AXIS FOR FOLLOWING TARGETS, (B) AN INFRARED ACQUISITION AID HAVING A NARROW FIELD OF VIEW AND AN INFRARED TRACKING AXIS FOR ASSISTING IN THE TRACKING OF TARGETS WHEN SAID RADAR IS INEFFECTIVE IN SO DOING, (C) MOVABLE OPTICAL MEANS ASSOCIATED WITH SAID INFRARED ACQUISITION AID FOR OFFSETTING THE INFRARED TRACKING AXIS FROM THE RADAR TRACKING AXIS SO THAT THE INFRARED TRACKING AXIS IS ABLE TO MOVE INDEPENDENTLY OF SAID RADAR TRACKING AXIS, (D) MEANS TO HOLD SAID OPTICAL MEANS IN A FIXED POSITION WHICH POSITION COLLIMATES SAID INFRARED AND RADAR TRACKING AXES AS LONG AS SAID TARGET IS BEING FOLLOWED ALONG THE RADAR TRACKING AXIS BY THE RADAR TRACKER, AND (E) MEANS FOR MOVING SAID OPTICAL MEANS TO TRACK SAID TARGET ALONG SAID INFRARED TRACKING AXIS UNTIL SAID RADAR TRACKER CATCHES UP WITH SAID TARGET.
References Cited (Backward Citations)
US3025515A
Cited
US3108270A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |