US3341882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape actuated valve mechanism
Assignee: Unisys Corp
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Filing: 1965-06-30
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Granted: 1967-09-19
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Expires: 1985-06-30
Abstract
No abstract record available.
Inventors
- 👤 Morello Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:11
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/02; G11B15/05; G11B15/093; G11B23/00; G11B23/50; G11B23/502
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN A TAPE HANDLER, THE COMBINATION COMPRISING; A SHAFT A CYLINDRICAL TAPE GUIDE MEMBER MOUNTED FOR ROTATION ON SAID SHAFT, A TAPE THREADED OVER SAID GUIDE MEMBER IN FRICTIONAL DRIVING ENGAGEMENT THEREWITH, SAID TAPE OPERATING TO ROTATE SAID GUIDE MEMBER IN ONE DIRECTION OR THE OTHER IN DEPENDENCE UPON THE DIRECTION OF MOVEMENT OF SAID TAPE, MEANS LIMITING THE DEGREE OF ANGULAR ROTATION OF SAID GUIDE MEMBER TO AN ANGLE LESS THAN 180 DEGREES, A SERIES OF SLITS FORMED IN THE SURFACE OF SAID GUIDE MEMBER OVER AN ANGLE APPROXIMATELY CORRESPONDING TO ITS ANGLE OF ROTATION, SAID SLITS BEING DISPOSED TO CONTACT THE TAPE DURING MOVEMENT OF THE TAPE
Claim 2
Dependent Claim
109 words
IN A TAPE HANDLER, THE COMBINATION COMPRISING; A SHAFT A CYLINDRICAL TAPE GUIDE MEMBER MOUNTED FOR ROTATION ON SAID SHAFT, A TAPE THREADED OVER SAID GUIDE MEMBER IN FRICTIONAL DRIVING ENGAGEMENT THEREWITH, SAID TAPE OPERATING TO ROTATE SAID GUIDE MEMBER IN ONE DIRECTION OR THE OTHER IN DEPENDENCE UPON THE DIRECTION OF MOVEMENT OF SAID TAPE, MEANS LIMITING THE DEGREE OF ANGULAR ROTATION OF SAID GUIDE MEMBER TO AN ANGLE LESS THAN 180 DEGREES, A SERIES OF SLITS FORMED IN THE SURFACE OF SAID GUIDE MEMBER OVER AN ANGLE APPROXIMATELY CORRESPONDING TO ITS ANGLE OF ROTATION, SAID SLITS BEING DISPOSED TO CONTACT THE TAPE DURING MOVEMENT OF THE TAPE
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) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |