US3372850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape driving assembly having shiftable pinch roller
Assignee: Bell and Howell Co
•
Filing: 1966-02-15
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Granted: 1968-03-12
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Expires: 1986-02-15
Abstract
No abstract record available.
Inventors
- 👤 John W Hipelius
- 👤 George B Shields
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:24
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/44; G11B15/442; G11B15/24; G11B15/26; G11B15/28; G11B15/29
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
IN A MECHANISM FOR MOVING MAGNETIC RECORD RECORD TAPE AND THE LIKE IN A STREAM ACROSS AN OPERATIVE HEAD, A DRIVEN ASSEMBLY COMPRISING A PAIR OF ROLLER MEMBERS MOUNTED TO IMPINGE THEREBETWEEN THE TAPE FOR CONTINUOUS TRACTIONAL MOTIVATION THREOF, SAID ROLLER MEMBERS ARRANGED IN A MANNER SUCH THAT THE POSITION OF TAPE IMPINGEMENT IS DISPOSED DOWNSTREAM OF THE POSITION OF FIRST TANGENCY WITH SAID ASSEMBLY OF THERETO TRAVELING TAPE, AND
Claim 2
Dependent Claim
70 words
IN A MECHANISM FOR MOVING MAGNETIC RECORD RECORD TAPE AND THE LIKE IN A STREAM ACROSS AN OPERATIVE HEAD, A DRIVEN ASSEMBLY COMPRISING A PAIR OF ROLLER MEMBERS MOUNTED TO IMPINGE THEREBETWEEN THE TAPE FOR CONTINUOUS TRACTIONAL MOTIVATION THREOF, SAID ROLLER MEMBERS ARRANGED IN A MANNER SUCH THAT THE POSITION OF TAPE IMPINGEMENT IS DISPOSED DOWNSTREAM OF THE POSITION OF FIRST TANGENCY WITH SAID ASSEMBLY OF THERETO TRAVELING TAPE, AND
References Cited (Backward Citations)
US2988257A
Cited
US2998906A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |