US3236429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape handling apparatus
Assignee: RCA Corp
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Filing: 1963-07-01
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Granted: 1966-02-22
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Expires: 1983-07-01
Abstract
No abstract record available.
Inventors
- 👤 Klein Seymour
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; G11B15/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
APPARATUS FOR INDICATING THE DEVIATION OF THE BIGHT OF A LOOP OF TAPE WHICH IS MOVABLE LONGITUDINALLY IN ACCORDANCE WITH VARIATIONS IN THE SIZE OF SAID LOOP, SAID APPARATUS COMPRISING (A) PLURALITY OF PHOTOSENSITIVE DEVICES ARRANGED IN A COLUMN ADJACENT ONE SIDE OF SAID LOOP; (B) A LIGHT SOURCE MEANS DISPOSED IN A COLUMN ADJACENT THE OPPOSITE SIDE OF SAID LOOP, EACH OF SAID PLURALITY OF PHOTOSENSITIVE DEVICES BEING RESPONSIVE TO LIGHT FROM SAID LIGHT SOURCE MEANS; (C) A PLURALITY OF SWITCHING CIRCUITS, EACH CORRESPONDING TO A DIFFERENT ONE OF SAID PLURALITY OF PHOTOSENSITIVE DEVICES AND EACH FOR PROVIDING AN OUTPUT WHEN ACTUATED; (D) MEANS FOR CONNECTING A FIRST GROUP OF SAID PLURALITY OF DEVICES DISPOSED ON ONE SIDE OF A REFERENCE POSITION AND A SECOND GROUP OF SAID PLURALITY OF DEVICES DISPOSED ON THE OPPOSITE SIDE OF SAID REFERENCE POSITION, RESPECTIVELY, TO THEIR CORRESPONDING SAID SWITCHING CIRCUITS, SAID FIRST GROUP DEVICES AND SAID SECOND GROUP DEVICES RESPECTIVELY ACTUAT-
Claim 2
Dependent Claim
159 words
APPARATUS FOR INDICATING THE DEVIATION OF THE BIGHT OF A LOOP OF TAPE WHICH IS MOVABLE LONGITUDINALLY IN ACCORDANCE WITH VARIATIONS IN THE SIZE OF SAID LOOP, SAID APPARATUS COMPRISING (A) PLURALITY OF PHOTOSENSITIVE DEVICES ARRANGED IN A COLUMN ADJACENT ONE SIDE OF SAID LOOP; (B) A LIGHT SOURCE MEANS DISPOSED IN A COLUMN ADJACENT THE OPPOSITE SIDE OF SAID LOOP, EACH OF SAID PLURALITY OF PHOTOSENSITIVE DEVICES BEING RESPONSIVE TO LIGHT FROM SAID LIGHT SOURCE MEANS; (C) A PLURALITY OF SWITCHING CIRCUITS, EACH CORRESPONDING TO A DIFFERENT ONE OF SAID PLURALITY OF PHOTOSENSITIVE DEVICES AND EACH FOR PROVIDING AN OUTPUT WHEN ACTUATED; (D) MEANS FOR CONNECTING A FIRST GROUP OF SAID PLURALITY OF DEVICES DISPOSED ON ONE SIDE OF A REFERENCE POSITION AND A SECOND GROUP OF SAID PLURALITY OF DEVICES DISPOSED ON THE OPPOSITE SIDE OF SAID REFERENCE POSITION, RESPECTIVELY, TO THEIR CORRESPONDING SAID SWITCHING CIRCUITS, SAID FIRST GROUP DEVICES AND SAID SECOND GROUP DEVICES RESPECTIVELY ACTUAT-
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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |