US3240441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape guide for recording machines
Assignee: Northrop Grumman Guidance and Electronics Co Inc
•
Filing: 1962-04-25
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Granted: 1966-03-15
•
Expires: 1982-04-25
Abstract
No abstract record available.
Inventors
- 👤 Hunter Jonathan
- 👤 Snyder Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:52
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
105 words
IN AN ENDLESS TAPE WINDING ARRANGEMENT WHEREIN THE MOVEMENT OF ONE TAPE CONVOLUTION IS DEPENDENT ON AND INDUCED BY THE LINEAR MOVEMENT OF A TAPE BUNDLE, THE TAPE FORMING A MULTILAYER BUNDLE, MEANS FOR DRIVING SAID BUNDLE TO MOVE ALONG A STRAIGHT PATH, AND CONTRAINING MEANS INCLUDING A GUIDE PORTION HAVING AN ARCUATE CONFIGURATION DISPOSED TRANSVERSELY TO SAID LINEAR MOVEMENT FOR IMPARTING TO SAID BUNDLE A CURVED CROSS SECTIONAL CONFIGURATION AS EACH LAYER MOVES ALONG SAID PATH AT A SPEED DIFFERENT FROM THAT OF THE OTHER LAYERS OF THE BUNDLE, AND INCUDING MEANS COOPERATING WITH SAID GUIDE PORTION FOR URGING SAID BUNDLE TOWARD SAID GUIDE.
References Cited (Backward Citations)
CA635101A
Cited
US1986734A
Cited
US2490771A
Cited
US2499119A
Cited
US2651966A
Cited
US3002670A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |