US3147901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape drive assembly
Assignee: Unisys Corp
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Filing: 1962-07-09
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Granted: 1964-09-08
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Expires: 1982-07-09
Abstract
No abstract record available.
Inventors
- 👤 Robert G Nordman
- 👤 Harry F Rayfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:27
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/26; G11B15/28; G11B15/29
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
TAPE APPARATUS, COMPRISING: A ROTATABLE CAPSTAN; A DRIVE ROLLER SPACED FROM THE CAPSTAN AND ADAPTED TO BE MOVED INTO AND OUT OF DRIVING ENGAGEMENT WITH THE CAPSTAN FOR DRIVING TAPE THEREBETWEEN; A SHAFT FOR SUSPENDING THE DRIVE ROLLER ADJACENT THE CAPSTAN; FIRST ADJUSTABLE MEANS COUPLED TO THE SHAFT FOR INDEPENDENTLY MOVING THE SHAFT AND THEREBY THE DRIVE ROLLER IN A SINGLE PLANE TO ALIGN THE DRIVE ROLLER WITH THE CORRESPONDING PLANE OF THE CAPSTAN; AND SECOND ADJUSTABLE MEANS INDEPENDENTLY COUPLED TO THE SHAFT FOR MOVING THE SHAFT AND THEREBY THE DRIVE ROLLER IN A PLANE ORTHOGONALLY RELATED TO THE PLANE OF MOVEMENT AFFORDED BY THE FIRST ADJUSTABLE MEANS TO ALIGN THE DRIVE ROLLER WITH THE CORRESPONDING PLANE OF THE CAPSTAN.
Claim 2
Dependent Claim
120 words
TAPE APPARATUS, COMPRISING: A ROTATABLE CAPSTAN; A DRIVE ROLLER SPACED FROM THE CAPSTAN AND ADAPTED TO BE MOVED INTO AND OUT OF DRIVING ENGAGEMENT WITH THE CAPSTAN FOR DRIVING TAPE THEREBETWEEN; A SHAFT FOR SUSPENDING THE DRIVE ROLLER ADJACENT THE CAPSTAN; FIRST ADJUSTABLE MEANS COUPLED TO THE SHAFT FOR INDEPENDENTLY MOVING THE SHAFT AND THEREBY THE DRIVE ROLLER IN A SINGLE PLANE TO ALIGN THE DRIVE ROLLER WITH THE CORRESPONDING PLANE OF THE CAPSTAN; AND SECOND ADJUSTABLE MEANS INDEPENDENTLY COUPLED TO THE SHAFT FOR MOVING THE SHAFT AND THEREBY THE DRIVE ROLLER IN A PLANE ORTHOGONALLY RELATED TO THE PLANE OF MOVEMENT AFFORDED BY THE FIRST ADJUSTABLE MEANS TO ALIGN THE DRIVE ROLLER WITH THE CORRESPONDING PLANE OF THE CAPSTAN.
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |