US3353732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bulk storage tape feed
Assignee: Unisys Corp
•
Filing: 1965-07-02
•
Granted: 1967-11-21
•
Expires: 1985-07-02
Abstract
No abstract record available.
Inventors
- 👤 Trevor D Reader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:29
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/56; G11B15/58; G11B15/18; G11B15/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
IN A TAPE FEED SYSTEM, A VACUUM LOOP BOX FOR STORING TAPE IN INTERLEAVING FOLDS, SAID LOOP BOX HAVING AN OPEN END, PARTITION MEANS EQUALLY DIVIDING SAID OPEN END INTO TWO OPENINGS, A CAPSTAN DISPOSED IN EACH OPENING, MEANS ASSOCIATED WITH SAID CAPSTANS AND SAID PARTITION CREATING FILMS OF AIR ON BOTH SIDES OF A TAPE WHICH CAUSES SAID TAPE TO FLOAT THEREBETWEEN AS IT PASSES BETWEEN A SELECTED CAPSTAN AND SAID PARTITION.
Claim 2
Dependent Claim
73 words
IN A TAPE FEED SYSTEM, A VACUUM LOOP BOX FOR STORING TAPE IN INTERLEAVING FOLDS, SAID LOOP BOX HAVING AN OPEN END, PARTITION MEANS EQUALLY DIVIDING SAID OPEN END INTO TWO OPENINGS, A CAPSTAN DISPOSED IN EACH OPENING, MEANS ASSOCIATED WITH SAID CAPSTANS AND SAID PARTITION CREATING FILMS OF AIR ON BOTH SIDES OF A TAPE WHICH CAUSES SAID TAPE TO FLOAT THEREBETWEEN AS IT PASSES BETWEEN A SELECTED CAPSTAN AND SAID PARTITION.
References Cited (Backward Citations)
US3195791A
Cited
US3185400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |