Patent US3317679A successfully refreshed from Google Patents.
US3317679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Video transducing apparatus with tape tensioning lever
Assignee: Loewe Opta GmbH
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Filing: 1963-04-08
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Granted: 1967-05-02
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Expires: 1983-04-08
Abstract
No abstract record available.
Inventors
- 👤 Rank Wolfgang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:04
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/61; G11B15/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
APPARATUS FOR MAGNETIC TAPE RECORDING/REPRODUCING OF TELEVISION SIGNALS COMPRISING A CYLINDER, MEANS FOR DRIVING AND GUIDING SAID TAPE TO, AROUND AND AWAY FROM SAID CYLINDER, A ROTATABLE DISC COAXIALLY MOUNTED WITHIN SAID CYLINDER, A TRANSDUCER UNIT CONNECTED WITH THE PERIPHERY OF SAID DISC, AND A TENSIONING LEVER FOR GUIDING SAID TAPE AWAY FROM SAID CYLINDER AND FOR GUIDING SAID ING AND RELEASING SAID TAPE; SAID TENSIONING LEVER BEING COORDINATED WITH A TIME-DELAY MEMBER RELEASING SAID TENSION OF SAID TAPE ONLY WHEN TAPE AND DRIVING MEANS ARE AT A COMPLETE STANDSTILL.
Claim 2
Dependent Claim
90 words
APPARATUS FOR MAGNETIC TAPE RECORDING/REPRODUCING OF TELEVISION SIGNALS COMPRISING A CYLINDER, MEANS FOR DRIVING AND GUIDING SAID TAPE TO, AROUND AND AWAY FROM SAID CYLINDER, A ROTATABLE DISC COAXIALLY MOUNTED WITHIN SAID CYLINDER, A TRANSDUCER UNIT CONNECTED WITH THE PERIPHERY OF SAID DISC, AND A TENSIONING LEVER FOR GUIDING SAID TAPE AWAY FROM SAID CYLINDER AND FOR GUIDING SAID ING AND RELEASING SAID TAPE; SAID TENSIONING LEVER BEING COORDINATED WITH A TIME-DELAY MEMBER RELEASING SAID TENSION OF SAID TAPE ONLY WHEN TAPE AND DRIVING MEANS ARE AT A COMPLETE STANDSTILL.
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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |