US3116000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape transport
Assignee: Monroe Calculating Machine Co
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Filing: 1960-07-07
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Granted: 1963-12-31
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Expires: 1980-07-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Nathaniel B Wales
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:00
CPC Classifications
H; H04; H04L; H04L13/00; H04L13/02; H04L13/06; G; G06; G06K; G06K13/00; G06K13/18; G06K13/20; G06K13/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
105 words
TAPE TRANSPORT APPARATUS FOR USE WITH PERFORATED TAPE COMPRISING A CURRENT SOURCE, A FRAME, A FIRST ELECTROMAGNETIC COIL MOUNTED IN FIXED RELATION TO THE SAID FRAME AND HAVING A FIXED DRUM PROXIMATE THE SAID COIL, A SECOND ELECTROMAGNETIC COIL ALIGNED SUBSTANTIALLY AXIAL WITH THE SAID FIRST COIL AND HAVING A ROTATABLE DRUM PROXIMATE THE SAID SECOND COIL, AND A DRIVE SPROCKET MOUNTED BETWEEN THE SAID COILS AND SO ALIGNED THAT WHEN THE SAID CURRENT SOURCE IS CONNECTED TO EITHER OF THE SAID COILS THE SPROCKET WILL BE MAGNETICALLY DRAWN TOWARD THE ENERGIZED COIL AND ASSUME THE ROTATIONAL CHARACTERISTIC OF THE DRUM OF THE ENERGIZED COIL.
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) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |