Patent US3412404A successfully refreshed from Google Patents.
US3412404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scanning dish reflector having a stowed position
Assignee: Saab Bofors AB
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Filing: 1966-02-24
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Granted: 1968-11-19
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Expires: 1986-02-24
Abstract
No abstract record available.
Inventors
- 👤 Bergling Erik Arne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:15
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/08; H01Q1/084; H01Q3/00; H01Q3/02; H01Q3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
268 words
A RADAR ANTENNA SYSTEM COMPRISING A REFLECTOR, A COLLAPSIBLE SUPPORTING STAND FOR SAID REFLECTOR INCLUDING A LOWER REFLECTOR STAND MEMBER MOUNTED UPON A SUPPORTING BASE MEMBER FOR ROTATION ABOUT A VERTICAL AXIS AND AN UPPER REFLECTOR STAND MEMBER PIVOTED TO SAID LOWER REFLECTOR STAND MEMBER ABOUT A HORIZONTAL FOLDING AXIS SO AS TO BE SWINGABLE BETWEEN AN OPERATING POSITION ABOVE SAID LOWER REFLECTOR STAND MEMBER AND A FOLDED POSITION BESIDE SAID L OWER REFLECTOR STAND MEMBER, SAID REFLECTOR BEING PIVOTED IN SAID UPPER REFLECTOR STAND MEMBER ABOUT A HORIZONTAL ELEVATION AXIS PARALLEL TO SAID FOLDING AXIS, A ROTATION DRIVE MOTOR MOUNTED IN SAID SUPPORTING BASE MEMBER AND COUPLED TO SAID LOWER REFLECTOR STAND MEMBER FOR ROTATION THEREOF ABOUT SAID VERTICAL ROTATION AXIS, AN ELEVATION DRIVE MOTOR MOUNTED IN SAID SUPPORTING BASE MEMBER, A TUBULAR, AXIALLY DISPLACEABLE ROD EXTENDING FROM SAID BASE MEMBER VERTICALLY UPWARDS INSIDE SAID LOWER REFLECTOR STAND MEMBER COAXIALLY TO SAID VERTICAL ROTATION AXIS SO AS TO HAVE ITS LOWER END IN SAID BASE MEMBER AND ITS UPPER END IN SAID LOWER REFLECTOR STAND MEMBER, SAID ELEVATION DRIVE MOTOR BEING COUPLED TO SAID LOWER END OF SAID TUBULAR ROD FOR AXIALLY DISPLACING SAID ROD, SAID UPPER END OF SAID TUBULAR ROD BEING COUPLED TO A FIRST LEVER ATTACHED TO A HORIZONTAL SHAFT MOUNTED FOR ROTATION IN SAID LOWER REFLECTOR STAND MEMBER PARALLEL TO SAID FOLDING AXIS, A SECOND LEVER ATTACHED TO SAID SHAFT BEING COUPLED TO ONE END OF A CONNECTING ROD, THE OPPOSITED END OF SAID CONNECTING ROD BEING CONNECTED TO SAID REFLECTOR IN A POINT LOCATED ECCENTRICALLY WITH RESPECT TO SAID HORIZONTAL ELEVATION AXIS.
Claim 2
Dependent Claim
268 words
A RADAR ANTENNA SYSTEM COMPRISING A REFLECTOR, A COLLAPSIBLE SUPPORTING STAND FOR SAID REFLECTOR INCLUDING A LOWER REFLECTOR STAND MEMBER MOUNTED UPON A SUPPORTING BASE MEMBER FOR ROTATION ABOUT A VERTICAL AXIS AND AN UPPER REFLECTOR STAND MEMBER PIVOTED TO SAID LOWER REFLECTOR STAND MEMBER ABOUT A HORIZONTAL FOLDING AXIS SO AS TO BE SWINGABLE BETWEEN AN OPERATING POSITION ABOVE SAID LOWER REFLECTOR STAND MEMBER AND A FOLDED POSITION BESIDE SAID L OWER REFLECTOR STAND MEMBER, SAID REFLECTOR BEING PIVOTED IN SAID UPPER REFLECTOR STAND MEMBER ABOUT A HORIZONTAL ELEVATION AXIS PARALLEL TO SAID FOLDING AXIS, A ROTATION DRIVE MOTOR MOUNTED IN SAID SUPPORTING BASE MEMBER AND COUPLED TO SAID LOWER REFLECTOR STAND MEMBER FOR ROTATION THEREOF ABOUT SAID VERTICAL ROTATION AXIS, AN ELEVATION DRIVE MOTOR MOUNTED IN SAID SUPPORTING BASE MEMBER, A TUBULAR, AXIALLY DISPLACEABLE ROD EXTENDING FROM SAID BASE MEMBER VERTICALLY UPWARDS INSIDE SAID LOWER REFLECTOR STAND MEMBER COAXIALLY TO SAID VERTICAL ROTATION AXIS SO AS TO HAVE ITS LOWER END IN SAID BASE MEMBER AND ITS UPPER END IN SAID LOWER REFLECTOR STAND MEMBER, SAID ELEVATION DRIVE MOTOR BEING COUPLED TO SAID LOWER END OF SAID TUBULAR ROD FOR AXIALLY DISPLACING SAID ROD, SAID UPPER END OF SAID TUBULAR ROD BEING COUPLED TO A FIRST LEVER ATTACHED TO A HORIZONTAL SHAFT MOUNTED FOR ROTATION IN SAID LOWER REFLECTOR STAND MEMBER PARALLEL TO SAID FOLDING AXIS, A SECOND LEVER ATTACHED TO SAID SHAFT BEING COUPLED TO ONE END OF A CONNECTING ROD, THE OPPOSITED END OF SAID CONNECTING ROD BEING CONNECTED TO SAID REFLECTOR IN A POINT LOCATED ECCENTRICALLY WITH RESPECT TO SAID HORIZONTAL ELEVATION AXIS.
References Cited (Backward Citations)
US3286265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |