US3135447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape reader control device
Assignee: Societe dElectronique et dAutomatisme SA
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Filing: 1961-06-06
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Granted: 1964-06-02
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Expires: 1981-06-06
Abstract
No abstract record available.
Inventors
- 👤 Raymond Francois Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:32
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/56; G03; G03B; G03B1/00; G03B1/56; G06; G06K; G06K13/00; G06K13/18; G06K13/26; G06K13/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A TAPE READER WHEREIN THE TAPE FORMS TWO BENDS, AN UPSTREAM ONE AND A DOWNSTREAM ONE WITH RESPECT TO ITS DRIVE OVER THE READ-OUT ARRANGEMENT THEREOF, A CONTROL DEVICE COMPRISING IN COMBINATION: AN INPUT UPSTREAM BEND ROLLER; AN OUTPUT DOWNSTREAM BEND ROLLER; INTERMITTENTLY ACTIVABLE DRIVING MEMBERS FOR SAID ROLLERS; LENGTH SENSING MEANS ASSOCIATED WITH SAID BENDS, EACH SENSING MEANS DELIVERING A TWO-LEVEL VOLTAGE SIGNAL; A LOGICAL OPERATING CIRCUIT CONNECTED TO RECEIVE SIGNALS FROM SAID SENSING MEANS; AND ELECTRICAL CONNECTIONS FROM THE SAID LOGICAL OPERATING CIRCUIT TO ACTIVATE INPUTS OF THE SAID ROLLER DRIVING MEMBERS.
Claim 2
Dependent Claim
95 words
IN A TAPE READER WHEREIN THE TAPE FORMS TWO BENDS, AN UPSTREAM ONE AND A DOWNSTREAM ONE WITH RESPECT TO ITS DRIVE OVER THE READ-OUT ARRANGEMENT THEREOF, A CONTROL DEVICE COMPRISING IN COMBINATION: AN INPUT UPSTREAM BEND ROLLER; AN OUTPUT DOWNSTREAM BEND ROLLER; INTERMITTENTLY ACTIVABLE DRIVING MEMBERS FOR SAID ROLLERS; LENGTH SENSING MEANS ASSOCIATED WITH SAID BENDS, EACH SENSING MEANS DELIVERING A TWO-LEVEL VOLTAGE SIGNAL; A LOGICAL OPERATING CIRCUIT CONNECTED TO RECEIVE SIGNALS FROM SAID SENSING MEANS; AND ELECTRICAL CONNECTIONS FROM THE SAID LOGICAL OPERATING CIRCUIT TO ACTIVATE INPUTS OF THE SAID ROLLER DRIVING MEMBERS.
References Cited (Backward Citations)
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Cited
US2907565A
Cited
US2877012A
Cited
US2952415A
Cited
US3090535A
Cited
US3047198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |