US3079585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three-dimensional display system
Assignee: Individual
•
Filing: 1961-02-06
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Granted: 1963-02-26
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Expires: 1981-02-06
Abstract
No abstract record available.
Inventors
- 👤 John C Perry
- 👤 Michael G Kunec
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:12
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/04; H; H04; H04N; H04N5/00; H04N5/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A THREE-DIMENSIONAL DISPLAY COMPRISING A SCREEN MOUNTED FOR ROTATION ABOUT AN AXIS AND COMPRISING A ONETURN HELIX, THE PLANE OF SAID HELIX HAVING SUCCESSIVE LINE ELEMENTS AT RIGHT ANGLES TO SAID AXIS, MEANS TO ROTATE SAID SCREEN AT CONSTANT SPEED, AN OPTICAL PROJECTOR DIRECTED TOWARD SAID SCREEN INCLUDING A SHUTTER HAVING A DRIVE SYNCHRONIZED WITH SAID SCREEN ROTATION AND SERVO-MEANS TO ALTER THE PHASE RELATION OF THE SHUTTER AND SCREEN ROTATION, A FILM BEARING PROGRAMMABLE MATTER MOVABLE ACROSS THE OPTICAL AXIS OF SAID PROJECTOR, AND A SERVO-CONTROL SENSOR ADJACENT SAID FILM, SAID FILM HAVING MEANS FOR ACTIVATING SAID SENSOR TO ACTUATE SAID SERVO-MEANS AND ALTER SAID SHUTTER AND SCREEN ROTATIONAL PHASE RELATION.
Claim 2
Dependent Claim
112 words
A THREE-DIMENSIONAL DISPLAY COMPRISING A SCREEN MOUNTED FOR ROTATION ABOUT AN AXIS AND COMPRISING A ONETURN HELIX, THE PLANE OF SAID HELIX HAVING SUCCESSIVE LINE ELEMENTS AT RIGHT ANGLES TO SAID AXIS, MEANS TO ROTATE SAID SCREEN AT CONSTANT SPEED, AN OPTICAL PROJECTOR DIRECTED TOWARD SAID SCREEN INCLUDING A SHUTTER HAVING A DRIVE SYNCHRONIZED WITH SAID SCREEN ROTATION AND SERVO-MEANS TO ALTER THE PHASE RELATION OF THE SHUTTER AND SCREEN ROTATION, A FILM BEARING PROGRAMMABLE MATTER MOVABLE ACROSS THE OPTICAL AXIS OF SAID PROJECTOR, AND A SERVO-CONTROL SENSOR ADJACENT SAID FILM, SAID FILM HAVING MEANS FOR ACTIVATING SAID SENSOR TO ACTUATE SAID SERVO-MEANS AND ALTER SAID SHUTTER AND SCREEN ROTATIONAL PHASE RELATION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |