US3205720A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television tuner
Assignee: RCA Corp
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Filing: 1964-02-10
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Granted: 1965-09-14
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Expires: 1984-02-10
Abstract
No abstract record available.
Inventors
- 👤 Theodore D Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:57
CPC Classifications
H; H03; H03J; H03J5/00; H03J5/02; H03J5/04; H03J5/10; Y; Y10; Y10S; Y10S116/00; Y10S116/29
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
176 words
A TELEVISION MECHANISM COMPRISING IN COMBINATION: A TELEVISION TUNER INCLUDING A ROTATABLE CONTROL SHAFT FOR TUNING THROUGH THE FREQUENCY RANGE OF SAID TUNER; A ROTARY TURRET HAVING A PLURALITY OF CONTROL ELEMENTS; DETENT MEANS COUPLED TO SAID ROTARY TURRET FOR PROVIDING A PLURALITY OF DETENT STOP POSITIONS CORRESPONDING TO THE NUMBER OF CONTROL ELEMENTS; LEVER MEANS POSITIONED FOR ENGAGEMENT WITH SAID SUCCESSIVE ONES OF SAID CONTROL ELEMENTGS AT EACH DETENT STOP POSITIONS; A FIRST COUPLIGN MEANS CONNECTED TO SAID TUNER CONTROL SHAFT; A SECOND COUPLING MEANS COUPLING SAID LEVER MEANS TO SAID FIRST COUPLING MEANS; THIRD COUPLING MEANS COUPLING SAID TURRET TO SAID FIRST COUPLING MEANS WHEREIN SAID TURRET TO SAID FIRST TUNER CONTROL SHAFT OVER CONSECUTIVE PORTIONS OF SAID TUNER FREQUENCY RANGE IN A STEP-BY-STEP MANNER AND SAID LEVER MEANS ROTATES SAID TUNER CONTROL SHAFT OVER THE RANGE OF FREQUENCIES COVERED BY EACH DETENT STOP POSITION OF SAID TURRETF AND MEANS FOR ROTATING SAID TURRET THROUGH THE PLURALITY OF DETENT POSITIONS TO BRING SUCCESSIVE ONES OF SAID CONTROL ELEMENTS INTO ENGAGEMENT WITH SAID LEVER MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |