US3281820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Movable display member controlled by impedance elements mounted on said member
Assignee: TDK Micronas GmbH
•
Filing: 1962-02-12
•
Granted: 1966-10-25
•
Expires: 1982-02-12
Abstract
No abstract record available.
Inventors
- 👤 Jr Herbert E Snider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:07
CPC Classifications
G; G09; G09G; G09G3/00; G09G3/04; G09G3/045; G09F; G09F11/00; G09F11/24; G09F11/26; G09F11/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A DISPLAY DEVICE COMPRISING: (A) A HOUSING HAVING A DISPLAY REGION THEREIN; (B) A SIGNALLING UNIT MOUNTED WITHIN SAID HOUSING INCLUDING FIRST AND SECOND SETS OF ELECTRICAL SIGNAL TRANSLATING NETWORKS HAVING REACTIVE LOADS THEREIN OF THE SAME COMPOSITION AND CONSTRUCTION, THE REACTANCES OF WHICH LOADS VARY IN A PREDETERMINED MANNER WHEN THE SAID LOADS ARE POSITIONED NEAR MATERIAL OF A GIVEN COMPOSITION; AND (C) A GRAPHIC-DISPLAY RECORD MEMBER MOUNTED WITHIN SAID HOUSING FOR MOVEMENT IN RELATION TO SAID DISPLAY REGION AND SAID SIGNALLING UNIT, SAID MEMBER HAVING CORRESPONDING GRAPHIC AND CODE REPRESENTATIONS RECORDED THEREON, WHICH ARE RESPECTIVELY MOVABLE ADJACENT SAID DISPLAY REGION AND SAID UNIT, TO DETERMINE SIMULTANEOUSLY A STATIC GRAPHIC DISPLAY AND A CORRESPONDING SET OF DYNAMIC ELECTRICAL OUTPUT SIGNAL, THE SAID MEMBER INCLUDING A CLOSED SURFACE ALONG WHICH THE SAID GRAPHIC REPRESENTATION ARE UNIFORMLY DISTRIBUTED AT EQUAL INTERVALS, AND FURTHER ALONG WHICH THE SAID CODE REPRESENTATIONS ARE DISTRUBUTED AT THE SAME EQUAL INTERVALS, (D) EACH SAID RECORDED CODE REPRESENTATIONS COMPRISING A SET OF ELEMENTAL BINARY CODE DIGIT REGIONS IN WHICH
Claim 2
Dependent Claim
172 words
A DISPLAY DEVICE COMPRISING: (A) A HOUSING HAVING A DISPLAY REGION THEREIN; (B) A SIGNALLING UNIT MOUNTED WITHIN SAID HOUSING INCLUDING FIRST AND SECOND SETS OF ELECTRICAL SIGNAL TRANSLATING NETWORKS HAVING REACTIVE LOADS THEREIN OF THE SAME COMPOSITION AND CONSTRUCTION, THE REACTANCES OF WHICH LOADS VARY IN A PREDETERMINED MANNER WHEN THE SAID LOADS ARE POSITIONED NEAR MATERIAL OF A GIVEN COMPOSITION; AND (C) A GRAPHIC-DISPLAY RECORD MEMBER MOUNTED WITHIN SAID HOUSING FOR MOVEMENT IN RELATION TO SAID DISPLAY REGION AND SAID SIGNALLING UNIT, SAID MEMBER HAVING CORRESPONDING GRAPHIC AND CODE REPRESENTATIONS RECORDED THEREON, WHICH ARE RESPECTIVELY MOVABLE ADJACENT SAID DISPLAY REGION AND SAID UNIT, TO DETERMINE SIMULTANEOUSLY A STATIC GRAPHIC DISPLAY AND A CORRESPONDING SET OF DYNAMIC ELECTRICAL OUTPUT SIGNAL, THE SAID MEMBER INCLUDING A CLOSED SURFACE ALONG WHICH THE SAID GRAPHIC REPRESENTATION ARE UNIFORMLY DISTRIBUTED AT EQUAL INTERVALS, AND FURTHER ALONG WHICH THE SAID CODE REPRESENTATIONS ARE DISTRUBUTED AT THE SAME EQUAL INTERVALS, (D) EACH SAID RECORDED CODE REPRESENTATIONS COMPRISING A SET OF ELEMENTAL BINARY CODE DIGIT REGIONS IN WHICH
References Cited (Backward Citations)
US2073066A
Cited
US2784392A
Cited
US2897267A
Cited
US2955277A
Cited
US3003143A
Cited
US3197765A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |